./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0b2aee7f7e67804021e49e5736bb0f9c1b2e215c216274214a3b77fa62ce19be --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 03:29:44,778 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 03:29:44,781 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 03:29:44,818 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 03:29:44,819 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 03:29:44,820 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 03:29:44,822 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 03:29:44,824 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 03:29:44,826 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 03:29:44,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 03:29:44,834 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 03:29:44,840 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 03:29:44,841 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 03:29:44,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 03:29:44,850 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 03:29:44,852 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 03:29:44,854 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 03:29:44,856 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 03:29:44,859 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 03:29:44,866 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 03:29:44,868 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 03:29:44,869 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 03:29:44,873 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 03:29:44,875 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 03:29:44,883 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 03:29:44,883 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 03:29:44,884 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 03:29:44,886 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 03:29:44,887 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 03:29:44,888 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 03:29:44,889 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 03:29:44,890 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 03:29:44,892 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 03:29:44,894 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 03:29:44,895 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 03:29:44,895 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 03:29:44,896 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 03:29:44,896 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 03:29:44,897 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 03:29:44,897 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 03:29:44,898 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 03:29:44,900 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 03:29:44,941 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 03:29:44,941 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 03:29:44,942 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 03:29:44,942 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 03:29:44,943 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 03:29:44,943 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 03:29:44,944 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 03:29:44,944 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 03:29:44,944 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 03:29:44,944 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 03:29:44,945 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 03:29:44,946 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 03:29:44,946 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 03:29:44,946 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 03:29:44,946 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 03:29:44,946 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 03:29:44,947 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 03:29:44,947 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 03:29:44,948 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 03:29:44,948 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 03:29:44,948 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 03:29:44,948 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 03:29:44,948 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 03:29:44,950 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 03:29:44,951 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 03:29:44,951 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 03:29:44,952 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 03:29:44,953 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 03:29:44,953 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 03:29:44,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:29:44,955 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 03:29:44,955 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 03:29:44,956 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 03:29:44,956 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 03:29:44,956 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 03:29:44,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 03:29:44,956 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 03:29:44,957 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 03:29:44,957 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_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b2aee7f7e67804021e49e5736bb0f9c1b2e215c216274214a3b77fa62ce19be [2022-11-03 03:29:45,190 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 03:29:45,211 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 03:29:45,214 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 03:29:45,215 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 03:29:45,216 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 03:29:45,217 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i [2022-11-03 03:29:45,305 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/data/69c804a26/a6f0736776344eadaa9ebf777c939e42/FLAG9fbef22ce [2022-11-03 03:29:46,096 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 03:29:46,097 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i [2022-11-03 03:29:46,148 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/data/69c804a26/a6f0736776344eadaa9ebf777c939e42/FLAG9fbef22ce [2022-11-03 03:29:46,627 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/data/69c804a26/a6f0736776344eadaa9ebf777c939e42 [2022-11-03 03:29:46,629 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 03:29:46,630 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 03:29:46,632 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 03:29:46,632 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 03:29:46,635 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 03:29:46,636 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:29:46" (1/1) ... [2022-11-03 03:29:46,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a217410 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:29:46, skipping insertion in model container [2022-11-03 03:29:46,637 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:29:46" (1/1) ... [2022-11-03 03:29:46,643 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 03:29:46,765 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 03:29:47,756 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i[182154,182167] [2022-11-03 03:29:48,342 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 03:29:48,373 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 03:29:48,601 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i[182154,182167] [2022-11-03 03:29:48,834 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 03:29:48,873 INFO L208 MainTranslator]: Completed translation [2022-11-03 03:29:48,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:29:48 WrapperNode [2022-11-03 03:29:48,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 03:29:48,875 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 03:29:48,875 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 03:29:48,876 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 03:29:48,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:29:48" (1/1) ... [2022-11-03 03:29:48,951 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:29:48" (1/1) ... [2022-11-03 03:29:49,097 INFO L138 Inliner]: procedures = 174, calls = 1340, calls flagged for inlining = 82, calls inlined = 66, statements flattened = 2613 [2022-11-03 03:29:49,097 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 03:29:49,098 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 03:29:49,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 03:29:49,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 03:29:49,110 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:29:48" (1/1) ... [2022-11-03 03:29:49,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:29:48" (1/1) ... [2022-11-03 03:29:49,123 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:29:48" (1/1) ... [2022-11-03 03:29:49,123 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:29:48" (1/1) ... [2022-11-03 03:29:49,223 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:29:48" (1/1) ... [2022-11-03 03:29:49,251 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:29:48" (1/1) ... [2022-11-03 03:29:49,277 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:29:48" (1/1) ... [2022-11-03 03:29:49,287 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:29:48" (1/1) ... [2022-11-03 03:29:49,319 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 03:29:49,321 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 03:29:49,321 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 03:29:49,321 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 03:29:49,322 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:29:48" (1/1) ... [2022-11-03 03:29:49,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:29:49,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:29:49,355 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 03:29:49,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 03:29:49,415 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_reset_device [2022-11-03 03:29:49,415 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_reset_device [2022-11-03 03:29:49,416 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_resume [2022-11-03 03:29:49,416 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_resume [2022-11-03 03:29:49,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-03 03:29:49,416 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-03 03:29:49,416 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-03 03:29:49,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_12 [2022-11-03 03:29:49,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_12 [2022-11-03 03:29:49,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-03 03:29:49,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-03 03:29:49,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-03 03:29:49,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-03 03:29:49,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 03:29:49,417 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2022-11-03 03:29:49,418 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2022-11-03 03:29:49,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2022-11-03 03:29:49,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2022-11-03 03:29:49,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-03 03:29:49,418 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-03 03:29:49,419 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-11-03 03:29:49,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-11-03 03:29:49,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-03 03:29:49,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-03 03:29:49,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2022-11-03 03:29:49,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2022-11-03 03:29:49,420 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_submit_rx_urb_fwload [2022-11-03 03:29:49,420 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_submit_rx_urb_fwload [2022-11-03 03:29:49,420 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-11-03 03:29:49,420 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-11-03 03:29:49,420 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2022-11-03 03:29:49,420 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2022-11-03 03:29:49,421 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_submit_rx_urb [2022-11-03 03:29:49,421 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_submit_rx_urb [2022-11-03 03:29:49,421 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_receive_fwload [2022-11-03 03:29:49,421 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_receive_fwload [2022-11-03 03:29:49,421 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-03 03:29:49,422 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-03 03:29:49,422 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_send_fw_pkt [2022-11-03 03:29:49,422 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_send_fw_pkt [2022-11-03 03:29:49,422 INFO L130 BoogieDeclarations]: Found specification of procedure __if_usb_submit_rx_urb [2022-11-03 03:29:49,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __if_usb_submit_rx_urb [2022-11-03 03:29:49,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 03:29:49,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-03 03:29:49,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-03 03:29:49,423 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_free [2022-11-03 03:29:49,423 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_free [2022-11-03 03:29:49,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-03 03:29:49,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-03 03:29:49,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-03 03:29:49,425 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-03 03:29:49,426 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-03 03:29:49,427 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-03 03:29:49,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 03:29:49,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2022-11-03 03:29:49,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2022-11-03 03:29:49,428 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_disconnect [2022-11-03 03:29:49,428 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_disconnect [2022-11-03 03:29:49,429 INFO L130 BoogieDeclarations]: Found specification of procedure usb_tx_block [2022-11-03 03:29:49,429 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_tx_block [2022-11-03 03:29:49,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 03:29:49,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2022-11-03 03:29:49,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2022-11-03 03:29:49,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_9 [2022-11-03 03:29:49,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_9 [2022-11-03 03:29:49,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-03 03:29:49,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-03 03:29:49,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 03:29:49,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 03:29:49,430 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-03 03:29:49,430 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 03:29:49,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 03:29:49,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_8 [2022-11-03 03:29:49,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_8 [2022-11-03 03:29:49,432 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-11-03 03:29:49,432 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-11-03 03:29:49,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 03:29:49,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_13 [2022-11-03 03:29:49,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_13 [2022-11-03 03:29:49,432 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-03 03:29:49,433 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-03 03:29:49,433 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2022-11-03 03:29:49,434 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2022-11-03 03:29:49,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_15 [2022-11-03 03:29:49,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_15 [2022-11-03 03:29:49,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 03:29:49,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 03:29:49,435 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-11-03 03:29:49,436 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-11-03 03:29:49,436 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_remove_card [2022-11-03 03:29:49,436 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_remove_card [2022-11-03 03:29:49,436 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-03 03:29:49,437 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-03 03:29:49,437 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-11-03 03:29:49,437 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-11-03 03:29:49,437 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_receive [2022-11-03 03:29:49,437 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_receive [2022-11-03 03:29:49,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2022-11-03 03:29:49,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2022-11-03 03:29:49,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 03:29:49,438 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2022-11-03 03:29:49,438 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2022-11-03 03:29:49,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-03 03:29:49,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-03 03:29:49,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-03 03:29:49,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 03:29:49,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 03:29:50,095 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 03:29:50,101 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 03:29:50,432 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-03 03:29:51,364 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2022-11-03 03:29:52,640 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 03:29:53,519 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 03:29:53,519 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-03 03:29:53,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:29:53 BoogieIcfgContainer [2022-11-03 03:29:53,525 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 03:29:53,528 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 03:29:53,528 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 03:29:53,532 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 03:29:53,533 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 03:29:46" (1/3) ... [2022-11-03 03:29:53,540 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@174cee3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:29:53, skipping insertion in model container [2022-11-03 03:29:53,541 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:29:48" (2/3) ... [2022-11-03 03:29:53,541 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@174cee3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:29:53, skipping insertion in model container [2022-11-03 03:29:53,541 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:29:53" (3/3) ... [2022-11-03 03:29:53,543 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i [2022-11-03 03:29:53,565 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 03:29:53,565 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 03:29:53,666 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 03:29:53,676 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;@35f9823c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 03:29:53,676 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 03:29:53,685 INFO L276 IsEmpty]: Start isEmpty. Operand has 598 states, 375 states have (on average 1.376) internal successors, (516), 405 states have internal predecessors, (516), 178 states have call successors, (178), 45 states have call predecessors, (178), 43 states have return successors, (172), 166 states have call predecessors, (172), 172 states have call successors, (172) [2022-11-03 03:29:53,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-03 03:29:53,696 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:29:53,697 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] [2022-11-03 03:29:53,697 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:29:53,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:29:53,704 INFO L85 PathProgramCache]: Analyzing trace with hash 1863941514, now seen corresponding path program 1 times [2022-11-03 03:29:53,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:29:53,714 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009881542] [2022-11-03 03:29:53,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:29:53,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:29:54,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:29:54,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 03:29:54,349 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:29:54,350 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009881542] [2022-11-03 03:29:54,350 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2009881542] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:29:54,351 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:29:54,351 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 03:29:54,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122647733] [2022-11-03 03:29:54,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:29:54,358 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 03:29:54,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:29:54,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 03:29:54,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:29:54,390 INFO L87 Difference]: Start difference. First operand has 598 states, 375 states have (on average 1.376) internal successors, (516), 405 states have internal predecessors, (516), 178 states have call successors, (178), 45 states have call predecessors, (178), 43 states have return successors, (172), 166 states have call predecessors, (172), 172 states have call successors, (172) Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-03 03:29:55,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:29:55,871 INFO L93 Difference]: Finished difference Result 1758 states and 2549 transitions. [2022-11-03 03:29:55,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 03:29:55,875 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 22 [2022-11-03 03:29:55,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:29:55,911 INFO L225 Difference]: With dead ends: 1758 [2022-11-03 03:29:55,911 INFO L226 Difference]: Without dead ends: 1146 [2022-11-03 03:29:55,926 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:29:55,929 INFO L413 NwaCegarLoop]: 905 mSDtfsCounter, 821 mSDsluCounter, 848 mSDsCounter, 0 mSdLazyCounter, 251 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 821 SdHoareTripleChecker+Valid, 1636 SdHoareTripleChecker+Invalid, 254 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-03 03:29:55,931 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [821 Valid, 1636 Invalid, 254 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 251 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-03 03:29:55,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1146 states. [2022-11-03 03:29:56,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1146 to 1146. [2022-11-03 03:29:56,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1146 states, 726 states have (on average 1.3484848484848484) internal successors, (979), 766 states have internal predecessors, (979), 336 states have call successors, (336), 84 states have call predecessors, (336), 83 states have return successors, (331), 319 states have call predecessors, (331), 331 states have call successors, (331) [2022-11-03 03:29:56,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 1146 states and 1646 transitions. [2022-11-03 03:29:56,131 INFO L78 Accepts]: Start accepts. Automaton has 1146 states and 1646 transitions. Word has length 22 [2022-11-03 03:29:56,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:29:56,132 INFO L495 AbstractCegarLoop]: Abstraction has 1146 states and 1646 transitions. [2022-11-03 03:29:56,132 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-11-03 03:29:56,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1646 transitions. [2022-11-03 03:29:56,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-03 03:29:56,142 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:29:56,142 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-03 03:29:56,142 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 03:29:56,143 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:29:56,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:29:56,144 INFO L85 PathProgramCache]: Analyzing trace with hash -824288522, now seen corresponding path program 1 times [2022-11-03 03:29:56,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:29:56,144 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532320366] [2022-11-03 03:29:56,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:29:56,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:29:56,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:29:56,854 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-03 03:29:56,855 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:29:56,855 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532320366] [2022-11-03 03:29:56,855 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1532320366] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:29:56,855 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:29:56,855 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 03:29:56,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350151436] [2022-11-03 03:29:56,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:29:56,857 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 03:29:56,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:29:56,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 03:29:56,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:29:56,858 INFO L87 Difference]: Start difference. First operand 1146 states and 1646 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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) [2022-11-03 03:29:57,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:29:57,699 INFO L93 Difference]: Finished difference Result 2172 states and 3116 transitions. [2022-11-03 03:29:57,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 03:29:57,700 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), 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 30 [2022-11-03 03:29:57,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:29:57,711 INFO L225 Difference]: With dead ends: 2172 [2022-11-03 03:29:57,712 INFO L226 Difference]: Without dead ends: 2169 [2022-11-03 03:29:57,713 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:29:57,715 INFO L413 NwaCegarLoop]: 863 mSDtfsCounter, 739 mSDsluCounter, 824 mSDsCounter, 0 mSdLazyCounter, 245 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 739 SdHoareTripleChecker+Valid, 1573 SdHoareTripleChecker+Invalid, 246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-03 03:29:57,715 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [739 Valid, 1573 Invalid, 246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 245 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-03 03:29:57,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2169 states. [2022-11-03 03:29:57,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2169 to 2157. [2022-11-03 03:29:57,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2157 states, 1370 states have (on average 1.3489051094890512) internal successors, (1848), 1446 states have internal predecessors, (1848), 628 states have call successors, (628), 161 states have call predecessors, (628), 158 states have return successors, (623), 595 states have call predecessors, (623), 623 states have call successors, (623) [2022-11-03 03:29:57,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2157 states to 2157 states and 3099 transitions. [2022-11-03 03:29:57,903 INFO L78 Accepts]: Start accepts. Automaton has 2157 states and 3099 transitions. Word has length 30 [2022-11-03 03:29:57,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:29:57,905 INFO L495 AbstractCegarLoop]: Abstraction has 2157 states and 3099 transitions. [2022-11-03 03:29:57,905 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), 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) [2022-11-03 03:29:57,905 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 3099 transitions. [2022-11-03 03:29:57,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-03 03:29:57,909 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:29:57,909 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-03 03:29:57,909 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 03:29:57,909 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:29:57,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:29:57,919 INFO L85 PathProgramCache]: Analyzing trace with hash 216448478, now seen corresponding path program 1 times [2022-11-03 03:29:57,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:29:57,920 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816929411] [2022-11-03 03:29:57,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:29:57,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:29:58,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:29:58,385 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-03 03:29:58,385 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:29:58,386 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1816929411] [2022-11-03 03:29:58,386 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1816929411] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:29:58,386 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:29:58,386 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 03:29:58,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576110057] [2022-11-03 03:29:58,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:29:58,388 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 03:29:58,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:29:58,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 03:29:58,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:29:58,393 INFO L87 Difference]: Start difference. First operand 2157 states and 3099 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 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) [2022-11-03 03:29:59,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:29:59,444 INFO L93 Difference]: Finished difference Result 4410 states and 6340 transitions. [2022-11-03 03:29:59,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 03:29:59,445 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), 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 31 [2022-11-03 03:29:59,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:29:59,466 INFO L225 Difference]: With dead ends: 4410 [2022-11-03 03:29:59,467 INFO L226 Difference]: Without dead ends: 3278 [2022-11-03 03:29:59,475 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:29:59,480 INFO L413 NwaCegarLoop]: 892 mSDtfsCounter, 810 mSDsluCounter, 823 mSDsCounter, 0 mSdLazyCounter, 245 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 810 SdHoareTripleChecker+Valid, 1602 SdHoareTripleChecker+Invalid, 247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-03 03:29:59,482 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [810 Valid, 1602 Invalid, 247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 245 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-03 03:29:59,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3278 states. [2022-11-03 03:29:59,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3278 to 3267. [2022-11-03 03:29:59,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3267 states, 2075 states have (on average 1.3479518072289156) internal successors, (2797), 2187 states have internal predecessors, (2797), 952 states have call successors, (952), 242 states have call predecessors, (952), 239 states have return successors, (947), 905 states have call predecessors, (947), 947 states have call successors, (947) [2022-11-03 03:29:59,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3267 states to 3267 states and 4696 transitions. [2022-11-03 03:29:59,794 INFO L78 Accepts]: Start accepts. Automaton has 3267 states and 4696 transitions. Word has length 31 [2022-11-03 03:29:59,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:29:59,794 INFO L495 AbstractCegarLoop]: Abstraction has 3267 states and 4696 transitions. [2022-11-03 03:29:59,794 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), 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) [2022-11-03 03:29:59,795 INFO L276 IsEmpty]: Start isEmpty. Operand 3267 states and 4696 transitions. [2022-11-03 03:29:59,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-03 03:29:59,796 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:29:59,796 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-03 03:29:59,797 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-03 03:29:59,797 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:29:59,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:29:59,798 INFO L85 PathProgramCache]: Analyzing trace with hash -1880438023, now seen corresponding path program 1 times [2022-11-03 03:29:59,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:29:59,798 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048015714] [2022-11-03 03:29:59,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:29:59,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:29:59,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:30:00,027 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-03 03:30:00,027 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:30:00,027 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048015714] [2022-11-03 03:30:00,028 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1048015714] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:30:00,028 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:30:00,028 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 03:30:00,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842542153] [2022-11-03 03:30:00,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:30:00,029 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 03:30:00,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:30:00,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 03:30:00,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:30:00,030 INFO L87 Difference]: Start difference. First operand 3267 states and 4696 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (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) [2022-11-03 03:30:01,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:30:01,359 INFO L93 Difference]: Finished difference Result 5369 states and 7806 transitions. [2022-11-03 03:30:01,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 03:30:01,360 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (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 32 [2022-11-03 03:30:01,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:30:01,446 INFO L225 Difference]: With dead ends: 5369 [2022-11-03 03:30:01,446 INFO L226 Difference]: Without dead ends: 5366 [2022-11-03 03:30:01,449 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:30:01,453 INFO L413 NwaCegarLoop]: 892 mSDtfsCounter, 796 mSDsluCounter, 845 mSDsCounter, 0 mSdLazyCounter, 242 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 796 SdHoareTripleChecker+Valid, 1623 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-03 03:30:01,455 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [796 Valid, 1623 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 242 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-03 03:30:01,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5366 states. [2022-11-03 03:30:01,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5366 to 5357. [2022-11-03 03:30:01,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5357 states, 3401 states have (on average 1.3490149955895325) internal successors, (4588), 3593 states have internal predecessors, (4588), 1564 states have call successors, (1564), 400 states have call predecessors, (1564), 391 states have return successors, (1643), 1475 states have call predecessors, (1643), 1559 states have call successors, (1643) [2022-11-03 03:30:01,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5357 states to 5357 states and 7795 transitions. [2022-11-03 03:30:01,812 INFO L78 Accepts]: Start accepts. Automaton has 5357 states and 7795 transitions. Word has length 32 [2022-11-03 03:30:01,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:30:01,812 INFO L495 AbstractCegarLoop]: Abstraction has 5357 states and 7795 transitions. [2022-11-03 03:30:01,812 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (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) [2022-11-03 03:30:01,813 INFO L276 IsEmpty]: Start isEmpty. Operand 5357 states and 7795 transitions. [2022-11-03 03:30:01,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-03 03:30:01,814 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:30:01,814 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-03 03:30:01,814 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-03 03:30:01,815 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:30:01,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:30:01,815 INFO L85 PathProgramCache]: Analyzing trace with hash 1835562049, now seen corresponding path program 1 times [2022-11-03 03:30:01,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:30:01,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282239076] [2022-11-03 03:30:01,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:30:01,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:30:01,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:30:01,985 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-03 03:30:01,985 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:30:01,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1282239076] [2022-11-03 03:30:01,986 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1282239076] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:30:01,986 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:30:01,986 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 03:30:01,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844389786] [2022-11-03 03:30:01,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:30:01,987 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 03:30:01,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:30:01,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 03:30:01,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:30:01,988 INFO L87 Difference]: Start difference. First operand 5357 states and 7795 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 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) [2022-11-03 03:30:03,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:30:03,029 INFO L93 Difference]: Finished difference Result 5359 states and 7796 transitions. [2022-11-03 03:30:03,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 03:30:03,030 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), 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 33 [2022-11-03 03:30:03,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:30:03,057 INFO L225 Difference]: With dead ends: 5359 [2022-11-03 03:30:03,058 INFO L226 Difference]: Without dead ends: 5356 [2022-11-03 03:30:03,061 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:30:03,062 INFO L413 NwaCegarLoop]: 716 mSDtfsCounter, 819 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 819 SdHoareTripleChecker+Valid, 716 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-03 03:30:03,062 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [819 Valid, 716 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-03 03:30:03,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5356 states. [2022-11-03 03:30:03,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5356 to 5356. [2022-11-03 03:30:03,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5356 states, 3401 states have (on average 1.3487209644222287) internal successors, (4587), 3592 states have internal predecessors, (4587), 1563 states have call successors, (1563), 400 states have call predecessors, (1563), 391 states have return successors, (1643), 1475 states have call predecessors, (1643), 1559 states have call successors, (1643) [2022-11-03 03:30:03,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5356 states to 5356 states and 7793 transitions. [2022-11-03 03:30:03,399 INFO L78 Accepts]: Start accepts. Automaton has 5356 states and 7793 transitions. Word has length 33 [2022-11-03 03:30:03,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:30:03,400 INFO L495 AbstractCegarLoop]: Abstraction has 5356 states and 7793 transitions. [2022-11-03 03:30:03,400 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), 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) [2022-11-03 03:30:03,400 INFO L276 IsEmpty]: Start isEmpty. Operand 5356 states and 7793 transitions. [2022-11-03 03:30:03,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-03 03:30:03,401 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:30:03,402 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-03 03:30:03,402 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-03 03:30:03,402 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:30:03,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:30:03,403 INFO L85 PathProgramCache]: Analyzing trace with hash 1067452156, now seen corresponding path program 1 times [2022-11-03 03:30:03,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:30:03,403 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718757472] [2022-11-03 03:30:03,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:30:03,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:30:03,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:30:03,551 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-03 03:30:03,552 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:30:03,552 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718757472] [2022-11-03 03:30:03,552 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718757472] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:30:03,552 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:30:03,552 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 03:30:03,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245830971] [2022-11-03 03:30:03,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:30:03,553 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 03:30:03,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:30:03,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 03:30:03,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:30:03,554 INFO L87 Difference]: Start difference. First operand 5356 states and 7793 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2022-11-03 03:30:04,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:30:04,599 INFO L93 Difference]: Finished difference Result 5358 states and 7794 transitions. [2022-11-03 03:30:04,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 03:30:04,600 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 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 34 [2022-11-03 03:30:04,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:30:04,630 INFO L225 Difference]: With dead ends: 5358 [2022-11-03 03:30:04,630 INFO L226 Difference]: Without dead ends: 5349 [2022-11-03 03:30:04,635 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:30:04,636 INFO L413 NwaCegarLoop]: 715 mSDtfsCounter, 816 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 816 SdHoareTripleChecker+Valid, 715 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-03 03:30:04,636 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [816 Valid, 715 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-03 03:30:04,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5349 states. [2022-11-03 03:30:05,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5349 to 5349. [2022-11-03 03:30:05,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5349 states, 3395 states have (on average 1.348159057437408) internal successors, (4577), 3585 states have internal predecessors, (4577), 1562 states have call successors, (1562), 400 states have call predecessors, (1562), 391 states have return successors, (1643), 1475 states have call predecessors, (1643), 1559 states have call successors, (1643) [2022-11-03 03:30:05,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5349 states to 5349 states and 7782 transitions. [2022-11-03 03:30:05,145 INFO L78 Accepts]: Start accepts. Automaton has 5349 states and 7782 transitions. Word has length 34 [2022-11-03 03:30:05,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:30:05,146 INFO L495 AbstractCegarLoop]: Abstraction has 5349 states and 7782 transitions. [2022-11-03 03:30:05,147 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2022-11-03 03:30:05,147 INFO L276 IsEmpty]: Start isEmpty. Operand 5349 states and 7782 transitions. [2022-11-03 03:30:05,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-03 03:30:05,158 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:30:05,158 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:30:05,158 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-03 03:30:05,159 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:30:05,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:30:05,159 INFO L85 PathProgramCache]: Analyzing trace with hash 487729742, now seen corresponding path program 1 times [2022-11-03 03:30:05,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:30:05,160 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878145275] [2022-11-03 03:30:05,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:30:05,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:30:05,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:30:05,511 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-03 03:30:05,511 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:30:05,511 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [878145275] [2022-11-03 03:30:05,512 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [878145275] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:30:05,512 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:30:05,512 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 03:30:05,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869546536] [2022-11-03 03:30:05,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:30:05,514 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 03:30:05,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:30:05,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 03:30:05,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:30:05,515 INFO L87 Difference]: Start difference. First operand 5349 states and 7782 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:30:06,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:30:06,834 INFO L93 Difference]: Finished difference Result 8327 states and 12120 transitions. [2022-11-03 03:30:06,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 03:30:06,835 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 97 [2022-11-03 03:30:06,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:30:06,852 INFO L225 Difference]: With dead ends: 8327 [2022-11-03 03:30:06,852 INFO L226 Difference]: Without dead ends: 2992 [2022-11-03 03:30:06,869 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:30:06,870 INFO L413 NwaCegarLoop]: 721 mSDtfsCounter, 84 mSDsluCounter, 802 mSDsCounter, 0 mSdLazyCounter, 254 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 1412 SdHoareTripleChecker+Invalid, 257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 254 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-03 03:30:06,871 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 1412 Invalid, 257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 254 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-03 03:30:06,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2992 states. [2022-11-03 03:30:07,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2992 to 2976. [2022-11-03 03:30:07,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2976 states, 1927 states have (on average 1.371043072132849) internal successors, (2642), 2047 states have internal predecessors, (2642), 825 states have call successors, (825), 228 states have call predecessors, (825), 223 states have return successors, (864), 762 states have call predecessors, (864), 822 states have call successors, (864) [2022-11-03 03:30:07,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2976 states to 2976 states and 4331 transitions. [2022-11-03 03:30:07,071 INFO L78 Accepts]: Start accepts. Automaton has 2976 states and 4331 transitions. Word has length 97 [2022-11-03 03:30:07,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:30:07,071 INFO L495 AbstractCegarLoop]: Abstraction has 2976 states and 4331 transitions. [2022-11-03 03:30:07,072 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:30:07,072 INFO L276 IsEmpty]: Start isEmpty. Operand 2976 states and 4331 transitions. [2022-11-03 03:30:07,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-03 03:30:07,076 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:30:07,076 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:30:07,076 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-03 03:30:07,077 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:30:07,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:30:07,077 INFO L85 PathProgramCache]: Analyzing trace with hash -996855025, now seen corresponding path program 1 times [2022-11-03 03:30:07,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:30:07,078 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096397767] [2022-11-03 03:30:07,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:30:07,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:30:07,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:30:07,353 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-03 03:30:07,354 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:30:07,354 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096397767] [2022-11-03 03:30:07,354 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096397767] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:30:07,354 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:30:07,354 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 03:30:07,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903004954] [2022-11-03 03:30:07,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:30:07,355 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 03:30:07,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:30:07,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 03:30:07,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:30:07,356 INFO L87 Difference]: Start difference. First operand 2976 states and 4331 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-11-03 03:30:08,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:30:08,676 INFO L93 Difference]: Finished difference Result 7288 states and 10576 transitions. [2022-11-03 03:30:08,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 03:30:08,677 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 103 [2022-11-03 03:30:08,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:30:08,698 INFO L225 Difference]: With dead ends: 7288 [2022-11-03 03:30:08,699 INFO L226 Difference]: Without dead ends: 4370 [2022-11-03 03:30:08,710 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 03:30:08,711 INFO L413 NwaCegarLoop]: 1132 mSDtfsCounter, 747 mSDsluCounter, 623 mSDsCounter, 0 mSdLazyCounter, 292 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 747 SdHoareTripleChecker+Valid, 1674 SdHoareTripleChecker+Invalid, 301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-03 03:30:08,711 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [747 Valid, 1674 Invalid, 301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 292 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-03 03:30:08,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4370 states. [2022-11-03 03:30:08,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4370 to 4354. [2022-11-03 03:30:08,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4354 states, 2828 states have (on average 1.3645685997171146) internal successors, (3859), 3001 states have internal predecessors, (3859), 1178 states have call successors, (1178), 353 states have call predecessors, (1178), 347 states have return successors, (1234), 1090 states have call predecessors, (1234), 1175 states have call successors, (1234) [2022-11-03 03:30:08,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4354 states to 4354 states and 6271 transitions. [2022-11-03 03:30:08,981 INFO L78 Accepts]: Start accepts. Automaton has 4354 states and 6271 transitions. Word has length 103 [2022-11-03 03:30:08,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:30:08,984 INFO L495 AbstractCegarLoop]: Abstraction has 4354 states and 6271 transitions. [2022-11-03 03:30:08,984 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-11-03 03:30:08,984 INFO L276 IsEmpty]: Start isEmpty. Operand 4354 states and 6271 transitions. [2022-11-03 03:30:08,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-03 03:30:08,993 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:30:08,993 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:30:08,993 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-03 03:30:08,994 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:30:08,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:30:08,994 INFO L85 PathProgramCache]: Analyzing trace with hash -1625495520, now seen corresponding path program 1 times [2022-11-03 03:30:08,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:30:08,995 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75086665] [2022-11-03 03:30:08,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:30:08,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:30:09,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:30:09,955 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-03 03:30:09,955 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:30:09,955 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75086665] [2022-11-03 03:30:09,955 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [75086665] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:30:09,955 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1989067775] [2022-11-03 03:30:09,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:30:09,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:30:09,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:30:09,963 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:30:09,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-03 03:30:10,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:30:10,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 2689 conjuncts, 55 conjunts are in the unsatisfiable core [2022-11-03 03:30:10,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:30:10,998 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-03 03:30:10,998 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:30:11,296 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-03 03:30:11,297 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1989067775] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:30:11,297 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1694216976] [2022-11-03 03:30:11,323 INFO L159 IcfgInterpreter]: Started Sifa with 95 locations of interest [2022-11-03 03:30:11,323 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 03:30:11,327 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 03:30:11,332 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 03:30:11,333 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 03:30:16,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:16,546 INFO L244 Elim1Store]: Index analysis took 377 ms [2022-11-03 03:30:50,830 WARN L234 SmtUtils]: Spent 34.20s on a formula simplification. DAG size of input: 1974 DAG size of output: 1077 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-03 03:30:50,836 INFO L356 Elim1Store]: treesize reduction 3222, result has 33.3 percent of original size [2022-11-03 03:30:50,841 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 182 select indices, 182 select index equivalence classes, 16292 disjoint index pairs (out of 16471 index pairs), introduced 182 new quantified variables, introduced 358 case distinctions, treesize of input 917 treesize of output 2173 [2022-11-03 03:30:54,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:30:54,462 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 180 select indices, 180 select index equivalence classes, 16291 disjoint index pairs (out of 16110 index pairs), introduced 180 new quantified variables, introduced 0 case distinctions, treesize of input 907 treesize of output 1446 [2022-11-03 03:31:11,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:11,263 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 181 select indices, 181 select index equivalence classes, 16291 disjoint index pairs (out of 16290 index pairs), introduced 181 new quantified variables, introduced 0 case distinctions, treesize of input 906 treesize of output 544 [2022-11-03 03:31:12,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:12,875 INFO L244 Elim1Store]: Index analysis took 311 ms [2022-11-03 03:31:12,985 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 426 select indices, 426 select index equivalence classes, 5392 disjoint index pairs (out of 90525 index pairs), introduced 426 new quantified variables, introduced 0 case distinctions, treesize of input 3091 treesize of output 1279 [2022-11-03 03:31:14,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:14,236 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 182 select indices, 182 select index equivalence classes, 16471 disjoint index pairs (out of 16471 index pairs), introduced 182 new quantified variables, introduced 0 case distinctions, treesize of input 911 treesize of output 547 [2022-11-03 03:31:28,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:28,427 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 181 select indices, 181 select index equivalence classes, 16291 disjoint index pairs (out of 16290 index pairs), introduced 181 new quantified variables, introduced 0 case distinctions, treesize of input 906 treesize of output 544 [2022-11-03 03:31:29,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:29,121 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 182 select indices, 182 select index equivalence classes, 16471 disjoint index pairs (out of 16471 index pairs), introduced 182 new quantified variables, introduced 0 case distinctions, treesize of input 911 treesize of output 547 [2022-11-03 03:31:30,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:31:30,393 INFO L244 Elim1Store]: Index analysis took 317 ms [2022-11-03 03:31:30,450 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 426 select indices, 426 select index equivalence classes, 5392 disjoint index pairs (out of 90525 index pairs), introduced 426 new quantified variables, introduced 0 case distinctions, treesize of input 3091 treesize of output 1279 [2022-11-03 03:31:42,715 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_zalloc with input of size 2659 for LOIs [2022-11-03 03:32:05,487 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 921 for LOIs [2022-11-03 03:32:06,104 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-03 03:34:10,088 WARN L234 SmtUtils]: Spent 2.05m on a formula simplification. DAG size of input: 2651 DAG size of output: 2291 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 03:35:00,869 WARN L234 SmtUtils]: Spent 49.49s on a formula simplification that was a NOOP. DAG size: 2659 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 03:35:52,358 WARN L234 SmtUtils]: Spent 50.09s on a formula simplification that was a NOOP. DAG size: 2667 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 03:36:45,972 WARN L234 SmtUtils]: Spent 52.13s on a formula simplification that was a NOOP. DAG size: 2673 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 03:37:05,627 WARN L234 SmtUtils]: Spent 18.91s on a formula simplification. DAG size of input: 914 DAG size of output: 911 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 03:37:25,297 WARN L234 SmtUtils]: Spent 18.69s on a formula simplification. DAG size of input: 918 DAG size of output: 915 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 03:37:47,952 WARN L234 SmtUtils]: Spent 21.91s on a formula simplification. DAG size of input: 921 DAG size of output: 918 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 03:38:11,382 WARN L234 SmtUtils]: Spent 22.67s on a formula simplification. DAG size of input: 923 DAG size of output: 920 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 03:38:11,424 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1694216976] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:38:11,425 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-03 03:38:11,425 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [5, 10, 7] total 25 [2022-11-03 03:38:11,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496477048] [2022-11-03 03:38:11,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:38:11,426 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-03 03:38:11,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:38:11,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-03 03:38:11,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=541, Unknown=0, NotChecked=0, Total=600 [2022-11-03 03:38:11,428 INFO L87 Difference]: Start difference. First operand 4354 states and 6271 transitions. Second operand has 10 states, 8 states have (on average 8.5) internal successors, (68), 6 states have internal predecessors, (68), 3 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 3 states have call successors, (16) [2022-11-03 03:38:43,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:38:43,702 INFO L93 Difference]: Finished difference Result 8700 states and 12534 transitions. [2022-11-03 03:38:43,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-03 03:38:43,704 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 8.5) internal successors, (68), 6 states have internal predecessors, (68), 3 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 3 states have call successors, (16) Word has length 118 [2022-11-03 03:38:43,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:38:43,729 INFO L225 Difference]: With dead ends: 8700 [2022-11-03 03:38:43,729 INFO L226 Difference]: Without dead ends: 4360 [2022-11-03 03:38:43,744 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 358 GetRequests, 334 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 365.5s TimeCoverageRelationStatistics Valid=59, Invalid=541, Unknown=0, NotChecked=0, Total=600 [2022-11-03 03:38:43,745 INFO L413 NwaCegarLoop]: 710 mSDtfsCounter, 2 mSDsluCounter, 3945 mSDsCounter, 0 mSdLazyCounter, 1735 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 4347 SdHoareTripleChecker+Invalid, 3148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1735 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 1413 IncrementalHoareTripleChecker+Unchecked, 31.9s IncrementalHoareTripleChecker+Time [2022-11-03 03:38:43,745 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 4347 Invalid, 3148 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 1735 Invalid, 0 Unknown, 1413 Unchecked, 31.9s Time] [2022-11-03 03:38:43,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4360 states. [2022-11-03 03:38:44,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4360 to 4360. [2022-11-03 03:38:44,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4360 states, 2832 states have (on average 1.364053672316384) internal successors, (3863), 3005 states have internal predecessors, (3863), 1179 states have call successors, (1179), 354 states have call predecessors, (1179), 348 states have return successors, (1236), 1091 states have call predecessors, (1236), 1176 states have call successors, (1236) [2022-11-03 03:38:44,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4360 states to 4360 states and 6278 transitions. [2022-11-03 03:38:44,136 INFO L78 Accepts]: Start accepts. Automaton has 4360 states and 6278 transitions. Word has length 118 [2022-11-03 03:38:44,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:38:44,137 INFO L495 AbstractCegarLoop]: Abstraction has 4360 states and 6278 transitions. [2022-11-03 03:38:44,137 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 8.5) internal successors, (68), 6 states have internal predecessors, (68), 3 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 3 states have call successors, (16) [2022-11-03 03:38:44,137 INFO L276 IsEmpty]: Start isEmpty. Operand 4360 states and 6278 transitions. [2022-11-03 03:38:44,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-03 03:38:44,141 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:38:44,142 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:38:44,200 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-03 03:38:44,354 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:38:44,355 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:38:44,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:38:44,356 INFO L85 PathProgramCache]: Analyzing trace with hash -158031149, now seen corresponding path program 1 times [2022-11-03 03:38:44,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:38:44,356 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032510842] [2022-11-03 03:38:44,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:38:44,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:38:44,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:38:45,460 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 03:38:45,460 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:38:45,461 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032510842] [2022-11-03 03:38:45,461 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1032510842] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:38:45,461 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1126887251] [2022-11-03 03:38:45,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:38:45,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:38:45,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:38:45,467 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:38:45,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-03 03:38:46,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:38:46,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 2704 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-03 03:38:46,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:38:46,532 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-03 03:38:46,533 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:38:46,673 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-03 03:38:46,673 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1126887251] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-03 03:38:46,674 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 03:38:46,674 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 4] total 8 [2022-11-03 03:38:46,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760592631] [2022-11-03 03:38:46,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:38:46,676 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 03:38:46,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:38:46,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 03:38:46,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-11-03 03:38:46,677 INFO L87 Difference]: Start difference. First operand 4360 states and 6278 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 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) [2022-11-03 03:38:48,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:38:48,445 INFO L93 Difference]: Finished difference Result 8959 states and 12967 transitions. [2022-11-03 03:38:48,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 03:38:48,446 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 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 119 [2022-11-03 03:38:48,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:38:48,476 INFO L225 Difference]: With dead ends: 8959 [2022-11-03 03:38:48,476 INFO L226 Difference]: Without dead ends: 4663 [2022-11-03 03:38:48,493 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 236 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-11-03 03:38:48,494 INFO L413 NwaCegarLoop]: 831 mSDtfsCounter, 174 mSDsluCounter, 742 mSDsCounter, 0 mSdLazyCounter, 232 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 222 SdHoareTripleChecker+Valid, 1473 SdHoareTripleChecker+Invalid, 232 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-03 03:38:48,494 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [222 Valid, 1473 Invalid, 232 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 232 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-03 03:38:48,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4663 states. [2022-11-03 03:38:48,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4663 to 4360. [2022-11-03 03:38:48,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4360 states, 2832 states have (on average 1.3622881355932204) internal successors, (3858), 3000 states have internal predecessors, (3858), 1179 states have call successors, (1179), 354 states have call predecessors, (1179), 348 states have return successors, (1236), 1091 states have call predecessors, (1236), 1176 states have call successors, (1236) [2022-11-03 03:38:48,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4360 states to 4360 states and 6273 transitions. [2022-11-03 03:38:48,961 INFO L78 Accepts]: Start accepts. Automaton has 4360 states and 6273 transitions. Word has length 119 [2022-11-03 03:38:48,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:38:48,962 INFO L495 AbstractCegarLoop]: Abstraction has 4360 states and 6273 transitions. [2022-11-03 03:38:48,962 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 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) [2022-11-03 03:38:48,962 INFO L276 IsEmpty]: Start isEmpty. Operand 4360 states and 6273 transitions. [2022-11-03 03:38:48,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-11-03 03:38:48,967 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:38:48,967 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:38:49,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-03 03:38:49,188 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:38:49,188 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:38:49,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:38:49,189 INFO L85 PathProgramCache]: Analyzing trace with hash 1035058631, now seen corresponding path program 1 times [2022-11-03 03:38:49,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:38:49,190 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39070417] [2022-11-03 03:38:49,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:38:49,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:38:49,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:38:50,258 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 03:38:50,259 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:38:50,259 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39070417] [2022-11-03 03:38:50,259 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [39070417] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:38:50,259 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [120729839] [2022-11-03 03:38:50,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:38:50,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:38:50,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:38:50,261 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:38:50,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-03 03:38:51,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:38:51,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 2809 conjuncts, 52 conjunts are in the unsatisfiable core [2022-11-03 03:38:51,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:38:51,453 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-03 03:38:51,453 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:38:51,453 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [120729839] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:38:51,454 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-03 03:38:51,454 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [5] total 9 [2022-11-03 03:38:51,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143612572] [2022-11-03 03:38:51,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:38:51,455 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-03 03:38:51,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:38:51,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-03 03:38:51,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-11-03 03:38:51,456 INFO L87 Difference]: Start difference. First operand 4360 states and 6273 transitions. Second operand has 7 states, 6 states have (on average 13.166666666666666) internal successors, (79), 5 states have internal predecessors, (79), 2 states have call successors, (18), 2 states have call predecessors, (18), 4 states have return successors, (17), 4 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-03 03:38:54,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:38:54,672 INFO L93 Difference]: Finished difference Result 9431 states and 13766 transitions. [2022-11-03 03:38:54,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:38:54,673 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 13.166666666666666) internal successors, (79), 5 states have internal predecessors, (79), 2 states have call successors, (18), 2 states have call predecessors, (18), 4 states have return successors, (17), 4 states have call predecessors, (17), 2 states have call successors, (17) Word has length 122 [2022-11-03 03:38:54,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:38:54,698 INFO L225 Difference]: With dead ends: 9431 [2022-11-03 03:38:54,698 INFO L226 Difference]: Without dead ends: 5135 [2022-11-03 03:38:54,716 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-11-03 03:38:54,717 INFO L413 NwaCegarLoop]: 797 mSDtfsCounter, 98 mSDsluCounter, 4482 mSDsCounter, 0 mSdLazyCounter, 773 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 4677 SdHoareTripleChecker+Invalid, 773 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 773 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-11-03 03:38:54,718 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [112 Valid, 4677 Invalid, 773 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 773 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-11-03 03:38:54,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5135 states. [2022-11-03 03:38:55,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5135 to 4390. [2022-11-03 03:38:55,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4390 states, 2852 states have (on average 1.3597475455820476) internal successors, (3878), 3020 states have internal predecessors, (3878), 1179 states have call successors, (1179), 354 states have call predecessors, (1179), 358 states have return successors, (1274), 1101 states have call predecessors, (1274), 1176 states have call successors, (1274) [2022-11-03 03:38:55,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4390 states to 4390 states and 6331 transitions. [2022-11-03 03:38:55,168 INFO L78 Accepts]: Start accepts. Automaton has 4390 states and 6331 transitions. Word has length 122 [2022-11-03 03:38:55,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:38:55,168 INFO L495 AbstractCegarLoop]: Abstraction has 4390 states and 6331 transitions. [2022-11-03 03:38:55,169 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 13.166666666666666) internal successors, (79), 5 states have internal predecessors, (79), 2 states have call successors, (18), 2 states have call predecessors, (18), 4 states have return successors, (17), 4 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-03 03:38:55,169 INFO L276 IsEmpty]: Start isEmpty. Operand 4390 states and 6331 transitions. [2022-11-03 03:38:55,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-11-03 03:38:55,174 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:38:55,174 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:38:55,229 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-03 03:38:55,386 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-11-03 03:38:55,387 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:38:55,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:38:55,387 INFO L85 PathProgramCache]: Analyzing trace with hash -1629849179, now seen corresponding path program 1 times [2022-11-03 03:38:55,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:38:55,388 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562941049] [2022-11-03 03:38:55,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:38:55,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:38:55,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:38:56,453 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-03 03:38:56,454 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:38:56,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1562941049] [2022-11-03 03:38:56,454 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1562941049] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:38:56,455 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1244774641] [2022-11-03 03:38:56,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:38:56,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:38:56,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:38:56,459 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:38:56,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-03 03:38:57,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:38:57,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 2834 conjuncts, 67 conjunts are in the unsatisfiable core [2022-11-03 03:38:57,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:38:58,403 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-03 03:38:58,403 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:39:03,229 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-11-03 03:39:03,229 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1244774641] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-03 03:39:03,229 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 03:39:03,230 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [5, 9] total 17 [2022-11-03 03:39:03,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257555144] [2022-11-03 03:39:03,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:39:03,231 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-03 03:39:03,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:39:03,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-03 03:39:03,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=218, Unknown=0, NotChecked=0, Total=272 [2022-11-03 03:39:03,232 INFO L87 Difference]: Start difference. First operand 4390 states and 6331 transitions. Second operand has 8 states, 8 states have (on average 9.375) internal successors, (75), 7 states have internal predecessors, (75), 5 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (18), 5 states have call predecessors, (18), 4 states have call successors, (18) [2022-11-03 03:39:12,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:39:12,003 INFO L93 Difference]: Finished difference Result 7437 states and 10784 transitions. [2022-11-03 03:39:12,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-03 03:39:12,003 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.375) internal successors, (75), 7 states have internal predecessors, (75), 5 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (18), 5 states have call predecessors, (18), 4 states have call successors, (18) Word has length 126 [2022-11-03 03:39:12,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:39:12,041 INFO L225 Difference]: With dead ends: 7437 [2022-11-03 03:39:12,041 INFO L226 Difference]: Without dead ends: 7432 [2022-11-03 03:39:12,047 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 236 SyntacticMatches, 5 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=77, Invalid=343, Unknown=0, NotChecked=0, Total=420 [2022-11-03 03:39:12,048 INFO L413 NwaCegarLoop]: 811 mSDtfsCounter, 2033 mSDsluCounter, 2134 mSDsCounter, 0 mSdLazyCounter, 2703 mSolverCounterSat, 865 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2139 SdHoareTripleChecker+Valid, 2488 SdHoareTripleChecker+Invalid, 3568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 865 IncrementalHoareTripleChecker+Valid, 2703 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2022-11-03 03:39:12,048 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2139 Valid, 2488 Invalid, 3568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [865 Valid, 2703 Invalid, 0 Unknown, 0 Unchecked, 7.9s Time] [2022-11-03 03:39:12,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7432 states. [2022-11-03 03:39:12,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7432 to 7406. [2022-11-03 03:39:12,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7406 states, 4791 states have (on average 1.3573366729284075) internal successors, (6503), 5069 states have internal predecessors, (6503), 2018 states have call successors, (2018), 588 states have call predecessors, (2018), 596 states have return successors, (2196), 1895 states have call predecessors, (2196), 2015 states have call successors, (2196) [2022-11-03 03:39:12,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7406 states to 7406 states and 10717 transitions. [2022-11-03 03:39:12,869 INFO L78 Accepts]: Start accepts. Automaton has 7406 states and 10717 transitions. Word has length 126 [2022-11-03 03:39:12,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:39:12,870 INFO L495 AbstractCegarLoop]: Abstraction has 7406 states and 10717 transitions. [2022-11-03 03:39:12,870 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.375) internal successors, (75), 7 states have internal predecessors, (75), 5 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (18), 5 states have call predecessors, (18), 4 states have call successors, (18) [2022-11-03 03:39:12,871 INFO L276 IsEmpty]: Start isEmpty. Operand 7406 states and 10717 transitions. [2022-11-03 03:39:12,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-11-03 03:39:12,878 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:39:12,878 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:39:12,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-03 03:39:13,094 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-11-03 03:39:13,095 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:39:13,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:39:13,095 INFO L85 PathProgramCache]: Analyzing trace with hash -2140898425, now seen corresponding path program 2 times [2022-11-03 03:39:13,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:39:13,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347719874] [2022-11-03 03:39:13,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:39:13,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:39:13,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:39:14,106 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-03 03:39:14,107 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:39:14,107 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347719874] [2022-11-03 03:39:14,107 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1347719874] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:39:14,108 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1371050107] [2022-11-03 03:39:14,108 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-03 03:39:14,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:39:14,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:39:14,109 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:39:14,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf624cf-bd43-4174-b16d-98518f44f15b/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-03 03:39:17,187 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-11-03 03:39:17,187 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-03 03:39:17,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 2782 conjuncts, 135 conjunts are in the unsatisfiable core [2022-11-03 03:39:17,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:39:17,717 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 03:39:17,725 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 03:39:18,822 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 24 treesize of output 18 [2022-11-03 03:39:19,003 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 69 treesize of output 61 [2022-11-03 03:39:19,007 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 48 treesize of output 32 [2022-11-03 03:39:19,163 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 11 proven. 12 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-03 03:39:19,163 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:39:31,518 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-11-03 03:39:31,519 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1371050107] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:39:31,519 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1712024692] [2022-11-03 03:39:31,524 INFO L159 IcfgInterpreter]: Started Sifa with 102 locations of interest [2022-11-03 03:39:31,525 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 03:39:31,526 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 03:39:31,526 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 03:39:31,527 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 03:39:36,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:39:36,220 INFO L244 Elim1Store]: Index analysis took 319 ms [2022-11-03 03:40:02,809 WARN L234 SmtUtils]: Spent 26.55s on a formula simplification. DAG size of input: 1614 DAG size of output: 1077 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-03 03:40:02,814 INFO L356 Elim1Store]: treesize reduction 1790, result has 47.4 percent of original size [2022-11-03 03:40:02,819 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 180 select indices, 180 select index equivalence classes, 16112 disjoint index pairs (out of 16110 index pairs), introduced 180 new quantified variables, introduced 179 case distinctions, treesize of input 907 treesize of output 2162 [2022-11-03 03:40:07,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:40:08,689 INFO L244 Elim1Store]: Index analysis took 1378 ms [2022-11-03 03:40:48,221 WARN L234 SmtUtils]: Spent 39.48s on a formula simplification. DAG size of input: 1974 DAG size of output: 1077 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-03 03:40:48,224 INFO L356 Elim1Store]: treesize reduction 3222, result has 33.3 percent of original size [2022-11-03 03:40:48,228 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 182 select indices, 182 select index equivalence classes, 16292 disjoint index pairs (out of 16471 index pairs), introduced 182 new quantified variables, introduced 358 case distinctions, treesize of input 917 treesize of output 2173 [2022-11-03 03:41:11,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:11,678 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 181 select indices, 181 select index equivalence classes, 16291 disjoint index pairs (out of 16290 index pairs), introduced 181 new quantified variables, introduced 0 case distinctions, treesize of input 906 treesize of output 544 [2022-11-03 03:41:12,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:12,505 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 182 select indices, 182 select index equivalence classes, 16471 disjoint index pairs (out of 16471 index pairs), introduced 182 new quantified variables, introduced 0 case distinctions, treesize of input 911 treesize of output 547 [2022-11-03 03:41:14,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:14,406 INFO L244 Elim1Store]: Index analysis took 349 ms [2022-11-03 03:41:14,520 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 426 select indices, 426 select index equivalence classes, 5392 disjoint index pairs (out of 90525 index pairs), introduced 426 new quantified variables, introduced 0 case distinctions, treesize of input 3091 treesize of output 1279 [2022-11-03 03:41:31,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:31,591 INFO L244 Elim1Store]: Index analysis took 305 ms [2022-11-03 03:41:31,662 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 426 select indices, 426 select index equivalence classes, 5392 disjoint index pairs (out of 90525 index pairs), introduced 426 new quantified variables, introduced 0 case distinctions, treesize of input 3091 treesize of output 1279 [2022-11-03 03:41:32,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:32,901 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 181 select indices, 181 select index equivalence classes, 16291 disjoint index pairs (out of 16290 index pairs), introduced 181 new quantified variables, introduced 0 case distinctions, treesize of input 906 treesize of output 544 [2022-11-03 03:41:33,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:33,591 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 182 select indices, 182 select index equivalence classes, 16471 disjoint index pairs (out of 16471 index pairs), introduced 182 new quantified variables, introduced 0 case distinctions, treesize of input 911 treesize of output 547 [2022-11-03 03:41:36,091 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 03:41:36,095 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 03:41:36,103 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 03:41:36,154 INFO L356 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2022-11-03 03:41:36,155 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 1 case distinctions, treesize of input 53 treesize of output 56 [2022-11-03 03:41:36,184 INFO L356 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-03 03:41:36,185 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 1 case distinctions, treesize of input 47 treesize of output 50 [2022-11-03 03:41:36,213 INFO L356 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-03 03:41:36,214 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 1 case distinctions, treesize of input 43 treesize of output 46 [2022-11-03 03:41:36,253 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-03 03:41:36,259 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-03 03:41:36,265 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-03 03:41:36,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:36,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:36,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:36,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:36,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:36,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:36,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:36,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:36,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:36,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:36,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:36,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:36,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:36,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:36,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:36,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:36,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:36,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:36,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:36,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:36,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:36,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:36,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:36,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:36,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,012 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 43 select indices, 43 select index equivalence classes, 532 disjoint index pairs (out of 903 index pairs), introduced 43 new quantified variables, introduced 0 case distinctions, treesize of input 386 treesize of output 130 [2022-11-03 03:41:37,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:37,367 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 43 select indices, 43 select index equivalence classes, 532 disjoint index pairs (out of 903 index pairs), introduced 43 new quantified variables, introduced 0 case distinctions, treesize of input 386 treesize of output 130 [2022-11-03 03:41:38,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:38,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:38,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:38,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:38,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:38,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:38,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:38,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:38,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:38,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:38,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:38,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:38,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:38,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:38,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:38,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:38,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:38,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:38,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:38,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:38,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:38,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:38,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:38,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:38,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:38,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:38,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:38,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:38,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:38,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:38,715 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 43 select indices, 43 select index equivalence classes, 532 disjoint index pairs (out of 903 index pairs), introduced 43 new quantified variables, introduced 0 case distinctions, treesize of input 386 treesize of output 130 [2022-11-03 03:41:39,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:39,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:39,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:39,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:39,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:39,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:39,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:39,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:39,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:39,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:39,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:39,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:39,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:39,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:39,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:39,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:39,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:39,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:39,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:39,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:39,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:39,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:39,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:39,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:39,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:39,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:39,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:39,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:39,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:39,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:41:39,071 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 43 select indices, 43 select index equivalence classes, 532 disjoint index pairs (out of 903 index pairs), introduced 43 new quantified variables, introduced 0 case distinctions, treesize of input 386 treesize of output 130 [2022-11-03 03:41:53,122 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 03:41:53,145 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 03:41:53,290 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 03:41:53,296 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 03:41:53,540 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 03:41:53,565 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 03:41:53,747 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 03:41:53,780 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 03:41:59,941 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 03:42:00,045 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 03:42:02,689 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 03:42:02,748 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 03:42:03,539 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 03:42:03,546 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 03:42:03,554 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 03:42:03,563 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:42:03,565 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:42:03,567 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 03:42:03,579 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 03:42:03,585 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 03:42:03,596 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 03:42:03,608 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 03:42:03,616 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 03:42:03,625 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 03:42:04,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:04,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:04,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:04,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:04,182 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 22 treesize of output 26 [2022-11-03 03:42:04,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:04,246 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 22 treesize of output 7 [2022-11-03 03:42:04,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:04,316 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 22 treesize of output 7 [2022-11-03 03:42:06,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:06,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:06,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:06,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:06,452 INFO L356 Elim1Store]: treesize reduction 83, result has 18.6 percent of original size [2022-11-03 03:42:06,452 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 66 treesize of output 72 [2022-11-03 03:42:06,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:06,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:06,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:06,576 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 03:42:06,576 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2022-11-03 03:42:06,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:06,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:06,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:06,665 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 03:42:06,666 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2022-11-03 03:42:07,492 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 03:42:07,500 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 03:42:07,506 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 03:42:07,542 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 03:42:07,548 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 03:42:07,555 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 03:42:07,566 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 [2022-11-03 03:42:07,582 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 03:42:07,582 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 27 [2022-11-03 03:42:07,588 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-11-03 03:42:07,593 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-03 03:42:07,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:07,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:07,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:07,812 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 03:42:07,813 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 10 [2022-11-03 03:42:07,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:07,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:07,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:07,896 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 03:42:07,897 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 10 [2022-11-03 03:42:07,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:07,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:08,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:08,054 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 03:42:08,055 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 89 treesize of output 97 [2022-11-03 03:42:08,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:08,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:08,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:08,666 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 03:42:08,667 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 10 [2022-11-03 03:42:08,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:08,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:08,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:08,748 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 03:42:08,749 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 10 [2022-11-03 03:42:08,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:08,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:08,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:42:08,885 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 03:42:08,886 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 89 treesize of output 97 [2022-11-03 03:42:09,945 INFO L356 Elim1Store]: treesize reduction 20, result has 57.4 percent of original size [2022-11-03 03:42:09,946 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 3 case distinctions, treesize of input 694 treesize of output 715