./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--usb--cdc_mbim.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/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_c341a801-463d-402e-9519-e9ff4b9d8abc/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/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--usb--cdc_mbim.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/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_c341a801-463d-402e-9519-e9ff4b9d8abc/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 a9a20f3f691c8614da828fa262b8d39a0b290d1ce7d7bab1e11653a91cb5fcdd --- 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 02:53:24,404 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:53:24,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:53:24,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:53:24,452 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:53:24,456 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:53:24,458 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:53:24,460 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:53:24,461 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:53:24,462 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:53:24,463 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:53:24,464 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:53:24,464 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:53:24,465 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:53:24,470 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:53:24,472 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:53:24,474 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:53:24,480 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:53:24,483 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:53:24,486 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:53:24,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:53:24,490 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:53:24,492 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:53:24,494 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:53:24,501 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:53:24,505 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:53:24,505 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:53:24,506 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:53:24,508 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:53:24,509 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:53:24,510 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:53:24,511 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:53:24,513 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:53:24,514 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:53:24,516 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:53:24,517 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:53:24,518 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:53:24,518 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:53:24,518 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:53:24,519 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:53:24,520 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:53:24,521 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 02:53:24,556 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:53:24,560 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:53:24,561 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:53:24,561 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:53:24,562 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:53:24,562 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:53:24,562 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:53:24,563 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:53:24,563 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:53:24,563 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 02:53:24,564 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:53:24,564 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:53:24,564 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 02:53:24,565 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 02:53:24,565 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:53:24,565 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 02:53:24,565 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 02:53:24,566 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 02:53:24,566 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:53:24,567 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 02:53:24,567 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:53:24,567 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:53:24,567 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:53:24,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:53:24,569 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:53:24,569 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:53:24,569 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:53:24,570 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:53:24,570 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:53:24,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:53:24,570 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:53:24,571 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 02:53:24,571 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:53:24,571 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:53:24,571 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 02:53:24,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 02:53:24,572 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:53:24,573 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:53:24,573 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_c341a801-463d-402e-9519-e9ff4b9d8abc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9a20f3f691c8614da828fa262b8d39a0b290d1ce7d7bab1e11653a91cb5fcdd [2022-11-03 02:53:24,882 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:53:24,920 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:53:24,922 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:53:24,924 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:53:24,924 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:53:24,926 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--cdc_mbim.ko-entry_point.cil.out.i [2022-11-03 02:53:25,010 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/bin/utaipan-7li7fVZpFI/data/2476d8ac4/6f243f3ec25d431a994e4d1cba4272a7/FLAG762c9e3cf [2022-11-03 02:53:25,768 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:53:25,768 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--cdc_mbim.ko-entry_point.cil.out.i [2022-11-03 02:53:25,804 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/bin/utaipan-7li7fVZpFI/data/2476d8ac4/6f243f3ec25d431a994e4d1cba4272a7/FLAG762c9e3cf [2022-11-03 02:53:25,858 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/bin/utaipan-7li7fVZpFI/data/2476d8ac4/6f243f3ec25d431a994e4d1cba4272a7 [2022-11-03 02:53:25,861 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:53:25,863 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:53:25,868 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:53:25,868 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:53:25,872 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:53:25,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:53:25" (1/1) ... [2022-11-03 02:53:25,874 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a7e8f75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:53:25, skipping insertion in model container [2022-11-03 02:53:25,875 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:53:25" (1/1) ... [2022-11-03 02:53:25,884 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:53:26,031 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:53:26,787 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_c341a801-463d-402e-9519-e9ff4b9d8abc/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--cdc_mbim.ko-entry_point.cil.out.i[161908,161921] [2022-11-03 02:53:27,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:53:27,221 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 02:53:27,404 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_c341a801-463d-402e-9519-e9ff4b9d8abc/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--cdc_mbim.ko-entry_point.cil.out.i[161908,161921] [2022-11-03 02:53:27,592 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:53:27,643 INFO L208 MainTranslator]: Completed translation [2022-11-03 02:53:27,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:53:27 WrapperNode [2022-11-03 02:53:27,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:53:27,645 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 02:53:27,645 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 02:53:27,646 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 02:53:27,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:53:27" (1/1) ... [2022-11-03 02:53:27,728 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:53:27" (1/1) ... [2022-11-03 02:53:27,809 INFO L138 Inliner]: procedures = 139, calls = 575, calls flagged for inlining = 59, calls inlined = 59, statements flattened = 1725 [2022-11-03 02:53:27,810 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 02:53:27,811 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 02:53:27,811 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 02:53:27,811 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 02:53:27,820 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:53:27" (1/1) ... [2022-11-03 02:53:27,821 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:53:27" (1/1) ... [2022-11-03 02:53:27,832 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:53:27" (1/1) ... [2022-11-03 02:53:27,832 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:53:27" (1/1) ... [2022-11-03 02:53:27,878 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:53:27" (1/1) ... [2022-11-03 02:53:27,887 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:53:27" (1/1) ... [2022-11-03 02:53:27,895 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:53:27" (1/1) ... [2022-11-03 02:53:27,902 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:53:27" (1/1) ... [2022-11-03 02:53:27,917 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 02:53:27,918 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 02:53:27,918 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 02:53:27,918 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 02:53:27,926 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:53:27" (1/1) ... [2022-11-03 02:53:27,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:53:27,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:53:27,981 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 02:53:28,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 02:53:28,039 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2022-11-03 02:53:28,039 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2022-11-03 02:53:28,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-03 02:53:28,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-03 02:53:28,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-03 02:53:28,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-03 02:53:28,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-03 02:53:28,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 02:53:28,041 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2022-11-03 02:53:28,041 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2022-11-03 02:53:28,041 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2022-11-03 02:53:28,041 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2022-11-03 02:53:28,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-03 02:53:28,042 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-03 02:53:28,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-03 02:53:28,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-03 02:53:28,042 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2022-11-03 02:53:28,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2022-11-03 02:53:28,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 02:53:28,043 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_suspend [2022-11-03 02:53:28,043 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_suspend [2022-11-03 02:53:28,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-03 02:53:28,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-03 02:53:28,043 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_resume [2022-11-03 02:53:28,043 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_resume [2022-11-03 02:53:28,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-03 02:53:28,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-03 02:53:28,044 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-03 02:53:28,044 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-03 02:53:28,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-03 02:53:28,045 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-03 02:53:28,045 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-03 02:53:28,045 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-03 02:53:28,045 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_tx_fixup [2022-11-03 02:53:28,045 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_tx_fixup [2022-11-03 02:53:28,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 02:53:28,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2022-11-03 02:53:28,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2022-11-03 02:53:28,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_4 [2022-11-03 02:53:28,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_4 [2022-11-03 02:53:28,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 02:53:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-03 02:53:28,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-03 02:53:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 02:53:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 02:53:28,047 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 02:53:28,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 02:53:28,048 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_bind [2022-11-03 02:53:28,049 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_bind [2022-11-03 02:53:28,050 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_manage_power [2022-11-03 02:53:28,050 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_manage_power [2022-11-03 02:53:28,051 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-03 02:53:28,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-03 02:53:28,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 02:53:28,052 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2022-11-03 02:53:28,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 02:53:28,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 02:53:28,053 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-03 02:53:28,053 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-03 02:53:28,054 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_rx_fixup [2022-11-03 02:53:28,054 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_rx_fixup [2022-11-03 02:53:28,054 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-03 02:53:28,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-03 02:53:28,054 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_ncm_unbind [2022-11-03 02:53:28,054 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_ncm_unbind [2022-11-03 02:53:28,054 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_unbind [2022-11-03 02:53:28,055 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_unbind [2022-11-03 02:53:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 02:53:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2022-11-03 02:53:28,055 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2022-11-03 02:53:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-03 02:53:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-03 02:53:28,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-03 02:53:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 02:53:28,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 02:53:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure eth_hdr [2022-11-03 02:53:28,057 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_hdr [2022-11-03 02:53:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-03 02:53:28,057 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-03 02:53:28,670 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 02:53:28,673 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 02:53:29,548 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-03 02:53:29,883 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2022-11-03 02:53:30,290 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 02:53:30,661 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 02:53:30,661 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-03 02:53:30,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:53:30 BoogieIcfgContainer [2022-11-03 02:53:30,667 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 02:53:30,671 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 02:53:30,671 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 02:53:30,675 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 02:53:30,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 02:53:25" (1/3) ... [2022-11-03 02:53:30,677 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c382129 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:53:30, skipping insertion in model container [2022-11-03 02:53:30,677 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:53:27" (2/3) ... [2022-11-03 02:53:30,678 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c382129 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:53:30, skipping insertion in model container [2022-11-03 02:53:30,678 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:53:30" (3/3) ... [2022-11-03 02:53:30,680 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--cdc_mbim.ko-entry_point.cil.out.i [2022-11-03 02:53:30,701 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 02:53:30,701 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 02:53:30,767 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 02:53:30,772 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;@13c89921, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 02:53:30,772 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 02:53:30,778 INFO L276 IsEmpty]: Start isEmpty. Operand has 397 states, 272 states have (on average 1.4558823529411764) internal successors, (396), 286 states have internal predecessors, (396), 94 states have call successors, (94), 31 states have call predecessors, (94), 29 states have return successors, (88), 88 states have call predecessors, (88), 88 states have call successors, (88) [2022-11-03 02:53:30,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-03 02:53:30,790 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:53:30,817 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:53:30,817 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:53:30,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:53:30,824 INFO L85 PathProgramCache]: Analyzing trace with hash 523852896, now seen corresponding path program 1 times [2022-11-03 02:53:30,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:53:30,838 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57316375] [2022-11-03 02:53:30,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:53:30,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:53:31,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:53:31,452 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-03 02:53:31,452 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:53:31,453 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57316375] [2022-11-03 02:53:31,455 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [57316375] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:53:31,455 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:53:31,455 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:53:31,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243457156] [2022-11-03 02:53:31,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:53:31,463 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:53:31,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:53:31,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:53:31,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:53:31,494 INFO L87 Difference]: Start difference. First operand has 397 states, 272 states have (on average 1.4558823529411764) internal successors, (396), 286 states have internal predecessors, (396), 94 states have call successors, (94), 31 states have call predecessors, (94), 29 states have return successors, (88), 88 states have call predecessors, (88), 88 states have call successors, (88) Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-11-03 02:53:32,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:53:32,090 INFO L93 Difference]: Finished difference Result 1143 states and 1671 transitions. [2022-11-03 02:53:32,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:53:32,093 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 32 [2022-11-03 02:53:32,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:53:32,115 INFO L225 Difference]: With dead ends: 1143 [2022-11-03 02:53:32,115 INFO L226 Difference]: Without dead ends: 737 [2022-11-03 02:53:32,123 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 02:53:32,126 INFO L413 NwaCegarLoop]: 571 mSDtfsCounter, 513 mSDsluCounter, 557 mSDsCounter, 0 mSdLazyCounter, 175 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 513 SdHoareTripleChecker+Valid, 1050 SdHoareTripleChecker+Invalid, 178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-03 02:53:32,127 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [513 Valid, 1050 Invalid, 178 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 175 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-03 02:53:32,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 737 states. [2022-11-03 02:53:32,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 737 to 734. [2022-11-03 02:53:32,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 734 states, 518 states have (on average 1.4324324324324325) internal successors, (742), 525 states have internal predecessors, (742), 159 states have call successors, (159), 57 states have call predecessors, (159), 56 states have return successors, (153), 153 states have call predecessors, (153), 153 states have call successors, (153) [2022-11-03 02:53:32,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 734 states and 1054 transitions. [2022-11-03 02:53:32,286 INFO L78 Accepts]: Start accepts. Automaton has 734 states and 1054 transitions. Word has length 32 [2022-11-03 02:53:32,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:53:32,286 INFO L495 AbstractCegarLoop]: Abstraction has 734 states and 1054 transitions. [2022-11-03 02:53:32,287 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-11-03 02:53:32,287 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1054 transitions. [2022-11-03 02:53:32,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-03 02:53:32,300 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:53:32,300 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:53:32,301 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 02:53:32,301 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:53:32,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:53:32,302 INFO L85 PathProgramCache]: Analyzing trace with hash -2014104618, now seen corresponding path program 1 times [2022-11-03 02:53:32,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:53:32,302 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644740375] [2022-11-03 02:53:32,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:53:32,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:53:32,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:53:32,765 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-03 02:53:32,765 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:53:32,766 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644740375] [2022-11-03 02:53:32,766 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1644740375] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:53:32,766 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:53:32,766 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:53:32,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885246312] [2022-11-03 02:53:32,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:53:32,768 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:53:32,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:53:32,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:53:32,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:53:32,769 INFO L87 Difference]: Start difference. First operand 734 states and 1054 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, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-11-03 02:53:33,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:53:33,061 INFO L93 Difference]: Finished difference Result 736 states and 1055 transitions. [2022-11-03 02:53:33,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:53:33,062 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, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 41 [2022-11-03 02:53:33,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:53:33,071 INFO L225 Difference]: With dead ends: 736 [2022-11-03 02:53:33,072 INFO L226 Difference]: Without dead ends: 733 [2022-11-03 02:53:33,077 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 02:53:33,078 INFO L413 NwaCegarLoop]: 471 mSDtfsCounter, 532 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 532 SdHoareTripleChecker+Valid, 471 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 02:53:33,079 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [532 Valid, 471 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 02:53:33,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 733 states. [2022-11-03 02:53:33,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 733 to 733. [2022-11-03 02:53:33,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 733 states, 518 states have (on average 1.4305019305019304) internal successors, (741), 524 states have internal predecessors, (741), 158 states have call successors, (158), 57 states have call predecessors, (158), 56 states have return successors, (153), 153 states have call predecessors, (153), 153 states have call successors, (153) [2022-11-03 02:53:33,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 733 states and 1052 transitions. [2022-11-03 02:53:33,167 INFO L78 Accepts]: Start accepts. Automaton has 733 states and 1052 transitions. Word has length 41 [2022-11-03 02:53:33,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:53:33,168 INFO L495 AbstractCegarLoop]: Abstraction has 733 states and 1052 transitions. [2022-11-03 02:53:33,168 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, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-11-03 02:53:33,168 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1052 transitions. [2022-11-03 02:53:33,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-03 02:53:33,173 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:53:33,173 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:53:33,174 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 02:53:33,174 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:53:33,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:53:33,184 INFO L85 PathProgramCache]: Analyzing trace with hash 1987046486, now seen corresponding path program 1 times [2022-11-03 02:53:33,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:53:33,185 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980370091] [2022-11-03 02:53:33,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:53:33,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:53:33,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:53:33,566 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-03 02:53:33,566 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:53:33,567 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980370091] [2022-11-03 02:53:33,567 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980370091] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:53:33,567 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:53:33,567 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:53:33,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861151795] [2022-11-03 02:53:33,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:53:33,568 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:53:33,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:53:33,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:53:33,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:53:33,569 INFO L87 Difference]: Start difference. First operand 733 states and 1052 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, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-11-03 02:53:33,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:53:33,831 INFO L93 Difference]: Finished difference Result 735 states and 1053 transitions. [2022-11-03 02:53:33,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:53:33,832 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, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 42 [2022-11-03 02:53:33,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:53:33,837 INFO L225 Difference]: With dead ends: 735 [2022-11-03 02:53:33,838 INFO L226 Difference]: Without dead ends: 732 [2022-11-03 02:53:33,838 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:53:33,845 INFO L413 NwaCegarLoop]: 469 mSDtfsCounter, 529 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 529 SdHoareTripleChecker+Valid, 469 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 02:53:33,848 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [529 Valid, 469 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 02:53:33,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 732 states. [2022-11-03 02:53:33,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 732 to 732. [2022-11-03 02:53:33,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 732 states, 518 states have (on average 1.4285714285714286) internal successors, (740), 523 states have internal predecessors, (740), 157 states have call successors, (157), 57 states have call predecessors, (157), 56 states have return successors, (153), 153 states have call predecessors, (153), 153 states have call successors, (153) [2022-11-03 02:53:33,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 732 states and 1050 transitions. [2022-11-03 02:53:33,929 INFO L78 Accepts]: Start accepts. Automaton has 732 states and 1050 transitions. Word has length 42 [2022-11-03 02:53:33,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:53:33,933 INFO L495 AbstractCegarLoop]: Abstraction has 732 states and 1050 transitions. [2022-11-03 02:53:33,933 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, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-11-03 02:53:33,934 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1050 transitions. [2022-11-03 02:53:33,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-03 02:53:33,936 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:53:33,936 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:53:33,937 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-03 02:53:33,941 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:53:33,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:53:33,942 INFO L85 PathProgramCache]: Analyzing trace with hash 1468683993, now seen corresponding path program 1 times [2022-11-03 02:53:33,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:53:33,942 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40270236] [2022-11-03 02:53:33,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:53:33,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:53:33,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:53:34,099 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-03 02:53:34,099 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:53:34,101 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40270236] [2022-11-03 02:53:34,101 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [40270236] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:53:34,102 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:53:34,102 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:53:34,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456145649] [2022-11-03 02:53:34,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:53:34,103 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:53:34,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:53:34,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:53:34,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:53:34,104 INFO L87 Difference]: Start difference. First operand 732 states and 1050 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-11-03 02:53:34,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:53:34,391 INFO L93 Difference]: Finished difference Result 734 states and 1051 transitions. [2022-11-03 02:53:34,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:53:34,392 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 43 [2022-11-03 02:53:34,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:53:34,398 INFO L225 Difference]: With dead ends: 734 [2022-11-03 02:53:34,398 INFO L226 Difference]: Without dead ends: 731 [2022-11-03 02:53:34,399 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 02:53:34,406 INFO L413 NwaCegarLoop]: 467 mSDtfsCounter, 526 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 526 SdHoareTripleChecker+Valid, 467 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 02:53:34,407 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [526 Valid, 467 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 02:53:34,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 731 states. [2022-11-03 02:53:34,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 731 to 731. [2022-11-03 02:53:34,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 731 states, 518 states have (on average 1.4266409266409266) internal successors, (739), 522 states have internal predecessors, (739), 156 states have call successors, (156), 57 states have call predecessors, (156), 56 states have return successors, (153), 153 states have call predecessors, (153), 153 states have call successors, (153) [2022-11-03 02:53:34,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 731 states and 1048 transitions. [2022-11-03 02:53:34,484 INFO L78 Accepts]: Start accepts. Automaton has 731 states and 1048 transitions. Word has length 43 [2022-11-03 02:53:34,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:53:34,485 INFO L495 AbstractCegarLoop]: Abstraction has 731 states and 1048 transitions. [2022-11-03 02:53:34,485 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-11-03 02:53:34,486 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1048 transitions. [2022-11-03 02:53:34,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-03 02:53:34,489 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:53:34,489 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:53:34,489 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-03 02:53:34,490 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:53:34,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:53:34,490 INFO L85 PathProgramCache]: Analyzing trace with hash -1715646535, now seen corresponding path program 1 times [2022-11-03 02:53:34,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:53:34,491 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719272140] [2022-11-03 02:53:34,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:53:34,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:53:34,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:53:34,662 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-03 02:53:34,662 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:53:34,662 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719272140] [2022-11-03 02:53:34,662 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1719272140] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:53:34,662 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:53:34,663 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:53:34,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230163787] [2022-11-03 02:53:34,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:53:34,663 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:53:34,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:53:34,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:53:34,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:53:34,664 INFO L87 Difference]: Start difference. First operand 731 states and 1048 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-11-03 02:53:35,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:53:35,221 INFO L93 Difference]: Finished difference Result 1446 states and 2079 transitions. [2022-11-03 02:53:35,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:53:35,222 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 44 [2022-11-03 02:53:35,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:53:35,231 INFO L225 Difference]: With dead ends: 1446 [2022-11-03 02:53:35,231 INFO L226 Difference]: Without dead ends: 1443 [2022-11-03 02:53:35,233 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 02:53:35,234 INFO L413 NwaCegarLoop]: 557 mSDtfsCounter, 516 mSDsluCounter, 532 mSDsCounter, 0 mSdLazyCounter, 167 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 516 SdHoareTripleChecker+Valid, 1012 SdHoareTripleChecker+Invalid, 168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-03 02:53:35,234 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [516 Valid, 1012 Invalid, 168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 167 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-03 02:53:35,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1443 states. [2022-11-03 02:53:35,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1443 to 1427. [2022-11-03 02:53:35,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1427 states, 1013 states have (on average 1.4313919052319841) internal successors, (1450), 1019 states have internal predecessors, (1450), 303 states have call successors, (303), 111 states have call predecessors, (303), 110 states have return successors, (308), 300 states have call predecessors, (308), 300 states have call successors, (308) [2022-11-03 02:53:35,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 1427 states and 2061 transitions. [2022-11-03 02:53:35,433 INFO L78 Accepts]: Start accepts. Automaton has 1427 states and 2061 transitions. Word has length 44 [2022-11-03 02:53:35,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:53:35,433 INFO L495 AbstractCegarLoop]: Abstraction has 1427 states and 2061 transitions. [2022-11-03 02:53:35,434 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-11-03 02:53:35,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 2061 transitions. [2022-11-03 02:53:35,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-03 02:53:35,436 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:53:35,437 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:53:35,437 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-03 02:53:35,437 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:53:35,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:53:35,438 INFO L85 PathProgramCache]: Analyzing trace with hash -1645640228, now seen corresponding path program 1 times [2022-11-03 02:53:35,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:53:35,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671905000] [2022-11-03 02:53:35,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:53:35,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:53:35,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:53:35,590 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-03 02:53:35,590 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:53:35,590 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [671905000] [2022-11-03 02:53:35,591 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [671905000] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:53:35,591 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:53:35,591 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:53:35,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155837757] [2022-11-03 02:53:35,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:53:35,592 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:53:35,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:53:35,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:53:35,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:53:35,593 INFO L87 Difference]: Start difference. First operand 1427 states and 2061 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-11-03 02:53:35,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:53:35,895 INFO L93 Difference]: Finished difference Result 1429 states and 2062 transitions. [2022-11-03 02:53:35,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:53:35,896 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 45 [2022-11-03 02:53:35,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:53:35,906 INFO L225 Difference]: With dead ends: 1429 [2022-11-03 02:53:35,906 INFO L226 Difference]: Without dead ends: 1420 [2022-11-03 02:53:35,910 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 02:53:35,911 INFO L413 NwaCegarLoop]: 466 mSDtfsCounter, 522 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 522 SdHoareTripleChecker+Valid, 466 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 02:53:35,912 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [522 Valid, 466 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 02:53:35,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1420 states. [2022-11-03 02:53:36,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1420 to 1420. [2022-11-03 02:53:36,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1420 states, 1007 states have (on average 1.4299900695134062) internal successors, (1440), 1012 states have internal predecessors, (1440), 302 states have call successors, (302), 111 states have call predecessors, (302), 110 states have return successors, (308), 300 states have call predecessors, (308), 300 states have call successors, (308) [2022-11-03 02:53:36,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 1420 states and 2050 transitions. [2022-11-03 02:53:36,049 INFO L78 Accepts]: Start accepts. Automaton has 1420 states and 2050 transitions. Word has length 45 [2022-11-03 02:53:36,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:53:36,050 INFO L495 AbstractCegarLoop]: Abstraction has 1420 states and 2050 transitions. [2022-11-03 02:53:36,050 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2022-11-03 02:53:36,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 2050 transitions. [2022-11-03 02:53:36,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-03 02:53:36,052 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:53:36,053 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:53:36,053 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-03 02:53:36,053 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:53:36,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:53:36,053 INFO L85 PathProgramCache]: Analyzing trace with hash 1909687809, now seen corresponding path program 1 times [2022-11-03 02:53:36,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:53:36,054 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517639648] [2022-11-03 02:53:36,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:53:36,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:53:36,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:53:36,215 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-03 02:53:36,216 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:53:36,216 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517639648] [2022-11-03 02:53:36,216 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [517639648] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:53:36,216 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:53:36,216 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:53:36,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278054004] [2022-11-03 02:53:36,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:53:36,219 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:53:36,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:53:36,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:53:36,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:53:36,220 INFO L87 Difference]: Start difference. First operand 1420 states and 2050 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-03 02:53:36,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:53:36,774 INFO L93 Difference]: Finished difference Result 4104 states and 5891 transitions. [2022-11-03 02:53:36,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:53:36,775 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 53 [2022-11-03 02:53:36,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:53:36,791 INFO L225 Difference]: With dead ends: 4104 [2022-11-03 02:53:36,791 INFO L226 Difference]: Without dead ends: 2693 [2022-11-03 02:53:36,799 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 02:53:36,799 INFO L413 NwaCegarLoop]: 533 mSDtfsCounter, 477 mSDsluCounter, 506 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 477 SdHoareTripleChecker+Valid, 962 SdHoareTripleChecker+Invalid, 188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-03 02:53:36,800 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [477 Valid, 962 Invalid, 188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 186 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-03 02:53:36,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2693 states. [2022-11-03 02:53:37,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2693 to 2682. [2022-11-03 02:53:37,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2682 states, 1901 states have (on average 1.4255654918463967) internal successors, (2710), 1912 states have internal predecessors, (2710), 560 states have call successors, (560), 221 states have call predecessors, (560), 220 states have return successors, (570), 556 states have call predecessors, (570), 558 states have call successors, (570) [2022-11-03 02:53:37,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2682 states to 2682 states and 3840 transitions. [2022-11-03 02:53:37,073 INFO L78 Accepts]: Start accepts. Automaton has 2682 states and 3840 transitions. Word has length 53 [2022-11-03 02:53:37,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:53:37,074 INFO L495 AbstractCegarLoop]: Abstraction has 2682 states and 3840 transitions. [2022-11-03 02:53:37,074 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-03 02:53:37,074 INFO L276 IsEmpty]: Start isEmpty. Operand 2682 states and 3840 transitions. [2022-11-03 02:53:37,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-03 02:53:37,076 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:53:37,076 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:53:37,076 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-03 02:53:37,077 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:53:37,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:53:37,077 INFO L85 PathProgramCache]: Analyzing trace with hash -226504869, now seen corresponding path program 1 times [2022-11-03 02:53:37,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:53:37,078 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696882490] [2022-11-03 02:53:37,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:53:37,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:53:37,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:53:37,187 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-03 02:53:37,187 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:53:37,188 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [696882490] [2022-11-03 02:53:37,188 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [696882490] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:53:37,188 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:53:37,188 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:53:37,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199518248] [2022-11-03 02:53:37,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:53:37,189 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:53:37,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:53:37,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:53:37,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:53:37,190 INFO L87 Difference]: Start difference. First operand 2682 states and 3840 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-03 02:53:37,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:53:37,908 INFO L93 Difference]: Finished difference Result 6980 states and 9952 transitions. [2022-11-03 02:53:37,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:53:37,910 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 54 [2022-11-03 02:53:37,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:53:37,934 INFO L225 Difference]: With dead ends: 6980 [2022-11-03 02:53:37,934 INFO L226 Difference]: Without dead ends: 4307 [2022-11-03 02:53:37,946 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 02:53:37,947 INFO L413 NwaCegarLoop]: 717 mSDtfsCounter, 467 mSDsluCounter, 506 mSDsCounter, 0 mSdLazyCounter, 231 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 467 SdHoareTripleChecker+Valid, 1145 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-03 02:53:37,947 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [467 Valid, 1145 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 231 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-03 02:53:37,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4307 states. [2022-11-03 02:53:38,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4307 to 4298. [2022-11-03 02:53:38,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4298 states, 3052 states have (on average 1.4230013106159896) internal successors, (4343), 3067 states have internal predecessors, (4343), 876 states have call successors, (876), 370 states have call predecessors, (876), 369 states have return successors, (890), 872 states have call predecessors, (890), 874 states have call successors, (890) [2022-11-03 02:53:38,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4298 states to 4298 states and 6109 transitions. [2022-11-03 02:53:38,456 INFO L78 Accepts]: Start accepts. Automaton has 4298 states and 6109 transitions. Word has length 54 [2022-11-03 02:53:38,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:53:38,457 INFO L495 AbstractCegarLoop]: Abstraction has 4298 states and 6109 transitions. [2022-11-03 02:53:38,457 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-11-03 02:53:38,457 INFO L276 IsEmpty]: Start isEmpty. Operand 4298 states and 6109 transitions. [2022-11-03 02:53:38,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-03 02:53:38,463 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:53:38,463 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:53:38,463 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-03 02:53:38,464 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:53:38,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:53:38,464 INFO L85 PathProgramCache]: Analyzing trace with hash 855135167, now seen corresponding path program 1 times [2022-11-03 02:53:38,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:53:38,465 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752636645] [2022-11-03 02:53:38,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:53:38,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:53:38,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:53:38,618 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2022-11-03 02:53:38,618 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:53:38,618 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752636645] [2022-11-03 02:53:38,619 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752636645] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:53:38,619 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:53:38,619 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:53:38,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782612486] [2022-11-03 02:53:38,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:53:38,620 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:53:38,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:53:38,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:53:38,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:53:38,621 INFO L87 Difference]: Start difference. First operand 4298 states and 6109 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-11-03 02:53:39,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:53:39,617 INFO L93 Difference]: Finished difference Result 10974 states and 15622 transitions. [2022-11-03 02:53:39,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:53:39,618 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 105 [2022-11-03 02:53:39,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:53:39,651 INFO L225 Difference]: With dead ends: 10974 [2022-11-03 02:53:39,652 INFO L226 Difference]: Without dead ends: 6705 [2022-11-03 02:53:39,667 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 02:53:39,667 INFO L413 NwaCegarLoop]: 629 mSDtfsCounter, 490 mSDsluCounter, 500 mSDsCounter, 0 mSdLazyCounter, 212 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 490 SdHoareTripleChecker+Valid, 1052 SdHoareTripleChecker+Invalid, 228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 212 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-03 02:53:39,668 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [490 Valid, 1052 Invalid, 228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 212 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-03 02:53:39,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6705 states. [2022-11-03 02:53:40,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6705 to 6694. [2022-11-03 02:53:40,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6694 states, 4794 states have (on average 1.4182311222361286) internal successors, (6799), 4815 states have internal predecessors, (6799), 1324 states have call successors, (1324), 576 states have call predecessors, (1324), 575 states have return successors, (1342), 1318 states have call predecessors, (1342), 1322 states have call successors, (1342) [2022-11-03 02:53:40,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6694 states to 6694 states and 9465 transitions. [2022-11-03 02:53:40,248 INFO L78 Accepts]: Start accepts. Automaton has 6694 states and 9465 transitions. Word has length 105 [2022-11-03 02:53:40,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:53:40,249 INFO L495 AbstractCegarLoop]: Abstraction has 6694 states and 9465 transitions. [2022-11-03 02:53:40,249 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-11-03 02:53:40,249 INFO L276 IsEmpty]: Start isEmpty. Operand 6694 states and 9465 transitions. [2022-11-03 02:53:40,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-03 02:53:40,254 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:53:40,254 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:53:40,254 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-03 02:53:40,255 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:53:40,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:53:40,255 INFO L85 PathProgramCache]: Analyzing trace with hash 2022960024, now seen corresponding path program 1 times [2022-11-03 02:53:40,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:53:40,256 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614902864] [2022-11-03 02:53:40,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:53:40,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:53:40,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:53:40,664 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2022-11-03 02:53:40,665 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:53:40,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614902864] [2022-11-03 02:53:40,665 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614902864] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:53:40,665 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:53:40,665 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:53:40,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659976472] [2022-11-03 02:53:40,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:53:40,666 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:53:40,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:53:40,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:53:40,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:53:40,667 INFO L87 Difference]: Start difference. First operand 6694 states and 9465 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-03 02:53:41,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:53:41,644 INFO L93 Difference]: Finished difference Result 10242 states and 14552 transitions. [2022-11-03 02:53:41,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:53:41,645 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 105 [2022-11-03 02:53:41,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:53:41,691 INFO L225 Difference]: With dead ends: 10242 [2022-11-03 02:53:41,692 INFO L226 Difference]: Without dead ends: 6855 [2022-11-03 02:53:41,711 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 02:53:41,712 INFO L413 NwaCegarLoop]: 479 mSDtfsCounter, 15 mSDsluCounter, 547 mSDsCounter, 0 mSdLazyCounter, 167 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 946 SdHoareTripleChecker+Invalid, 167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-03 02:53:41,713 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 946 Invalid, 167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 167 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-03 02:53:41,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6855 states. [2022-11-03 02:53:42,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6855 to 6694. [2022-11-03 02:53:42,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6694 states, 4794 states have (on average 1.4140592407175636) internal successors, (6779), 4815 states have internal predecessors, (6779), 1324 states have call successors, (1324), 576 states have call predecessors, (1324), 575 states have return successors, (1342), 1318 states have call predecessors, (1342), 1322 states have call successors, (1342) [2022-11-03 02:53:42,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6694 states to 6694 states and 9445 transitions. [2022-11-03 02:53:42,369 INFO L78 Accepts]: Start accepts. Automaton has 6694 states and 9445 transitions. Word has length 105 [2022-11-03 02:53:42,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:53:42,370 INFO L495 AbstractCegarLoop]: Abstraction has 6694 states and 9445 transitions. [2022-11-03 02:53:42,371 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-03 02:53:42,371 INFO L276 IsEmpty]: Start isEmpty. Operand 6694 states and 9445 transitions. [2022-11-03 02:53:42,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-11-03 02:53:42,376 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:53:42,377 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:53:42,377 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-03 02:53:42,377 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:53:42,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:53:42,378 INFO L85 PathProgramCache]: Analyzing trace with hash -2134756850, now seen corresponding path program 1 times [2022-11-03 02:53:42,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:53:42,379 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680074776] [2022-11-03 02:53:42,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:53:42,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:53:42,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:53:43,374 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2022-11-03 02:53:43,374 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:53:43,374 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680074776] [2022-11-03 02:53:43,374 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1680074776] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:53:43,374 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:53:43,375 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 02:53:43,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990669946] [2022-11-03 02:53:43,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:53:43,375 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 02:53:43,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:53:43,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 02:53:43,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-03 02:53:43,377 INFO L87 Difference]: Start difference. First operand 6694 states and 9445 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-11-03 02:53:44,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:53:44,762 INFO L93 Difference]: Finished difference Result 6807 states and 9607 transitions. [2022-11-03 02:53:44,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-03 02:53:44,763 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 106 [2022-11-03 02:53:44,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:53:44,812 INFO L225 Difference]: With dead ends: 6807 [2022-11-03 02:53:44,813 INFO L226 Difference]: Without dead ends: 6804 [2022-11-03 02:53:44,817 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-03 02:53:44,819 INFO L413 NwaCegarLoop]: 547 mSDtfsCounter, 481 mSDsluCounter, 1421 mSDsCounter, 0 mSdLazyCounter, 699 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 481 SdHoareTripleChecker+Valid, 1737 SdHoareTripleChecker+Invalid, 702 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-03 02:53:44,819 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [481 Valid, 1737 Invalid, 702 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 699 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-03 02:53:44,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6804 states. [2022-11-03 02:53:45,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6804 to 6784. [2022-11-03 02:53:45,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6784 states, 4864 states have (on average 1.41015625) internal successors, (6859), 4885 states have internal predecessors, (6859), 1334 states have call successors, (1334), 586 states have call predecessors, (1334), 585 states have return successors, (1352), 1328 states have call predecessors, (1352), 1332 states have call successors, (1352) [2022-11-03 02:53:45,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6784 states to 6784 states and 9545 transitions. [2022-11-03 02:53:45,405 INFO L78 Accepts]: Start accepts. Automaton has 6784 states and 9545 transitions. Word has length 106 [2022-11-03 02:53:45,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:53:45,406 INFO L495 AbstractCegarLoop]: Abstraction has 6784 states and 9545 transitions. [2022-11-03 02:53:45,406 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-11-03 02:53:45,406 INFO L276 IsEmpty]: Start isEmpty. Operand 6784 states and 9545 transitions. [2022-11-03 02:53:45,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-11-03 02:53:45,417 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:53:45,417 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:53:45,417 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-03 02:53:45,418 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:53:45,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:53:45,418 INFO L85 PathProgramCache]: Analyzing trace with hash -137682819, now seen corresponding path program 1 times [2022-11-03 02:53:45,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:53:45,419 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400148683] [2022-11-03 02:53:45,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:53:45,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:53:45,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:53:45,587 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2022-11-03 02:53:45,587 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:53:45,587 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400148683] [2022-11-03 02:53:45,587 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [400148683] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:53:45,588 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:53:45,588 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:53:45,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743133145] [2022-11-03 02:53:45,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:53:45,589 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:53:45,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:53:45,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:53:45,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:53:45,590 INFO L87 Difference]: Start difference. First operand 6784 states and 9545 transitions. Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 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 02:53:47,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:53:47,046 INFO L93 Difference]: Finished difference Result 17104 states and 24102 transitions. [2022-11-03 02:53:47,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:53:47,047 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 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 120 [2022-11-03 02:53:47,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:53:47,108 INFO L225 Difference]: With dead ends: 17104 [2022-11-03 02:53:47,109 INFO L226 Difference]: Without dead ends: 10349 [2022-11-03 02:53:47,139 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 02:53:47,141 INFO L413 NwaCegarLoop]: 620 mSDtfsCounter, 482 mSDsluCounter, 490 mSDsCounter, 0 mSdLazyCounter, 209 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 482 SdHoareTripleChecker+Valid, 1033 SdHoareTripleChecker+Invalid, 225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-03 02:53:47,141 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [482 Valid, 1033 Invalid, 225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 209 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-03 02:53:47,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10349 states. [2022-11-03 02:53:48,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10349 to 10340. [2022-11-03 02:53:48,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10340 states, 7482 states have (on average 1.4061748195669608) internal successors, (10521), 7507 states have internal predecessors, (10521), 1966 states have call successors, (1966), 892 states have call predecessors, (1966), 891 states have return successors, (1988), 1960 states have call predecessors, (1988), 1964 states have call successors, (1988) [2022-11-03 02:53:48,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10340 states to 10340 states and 14475 transitions. [2022-11-03 02:53:48,156 INFO L78 Accepts]: Start accepts. Automaton has 10340 states and 14475 transitions. Word has length 120 [2022-11-03 02:53:48,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:53:48,157 INFO L495 AbstractCegarLoop]: Abstraction has 10340 states and 14475 transitions. [2022-11-03 02:53:48,158 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 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 02:53:48,158 INFO L276 IsEmpty]: Start isEmpty. Operand 10340 states and 14475 transitions. [2022-11-03 02:53:48,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-11-03 02:53:48,173 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:53:48,173 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:53:48,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-03 02:53:48,174 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:53:48,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:53:48,174 INFO L85 PathProgramCache]: Analyzing trace with hash 1132854743, now seen corresponding path program 1 times [2022-11-03 02:53:48,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:53:48,175 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332516126] [2022-11-03 02:53:48,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:53:48,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:53:48,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:53:48,929 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2022-11-03 02:53:48,929 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:53:48,929 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332516126] [2022-11-03 02:53:48,930 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332516126] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:53:48,930 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:53:48,930 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:53:48,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540739973] [2022-11-03 02:53:48,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:53:48,931 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:53:48,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:53:48,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:53:48,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:53:48,932 INFO L87 Difference]: Start difference. First operand 10340 states and 14475 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 3 states have call successors, (15), 3 states have call predecessors, (15), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 02:53:51,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:53:51,662 INFO L93 Difference]: Finished difference Result 15491 states and 21744 transitions. [2022-11-03 02:53:51,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-03 02:53:51,662 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 3 states have call successors, (15), 3 states have call predecessors, (15), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 120 [2022-11-03 02:53:51,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:53:51,732 INFO L225 Difference]: With dead ends: 15491 [2022-11-03 02:53:51,732 INFO L226 Difference]: Without dead ends: 15483 [2022-11-03 02:53:51,741 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-11-03 02:53:51,742 INFO L413 NwaCegarLoop]: 406 mSDtfsCounter, 1242 mSDsluCounter, 339 mSDsCounter, 0 mSdLazyCounter, 655 mSolverCounterSat, 577 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1307 SdHoareTripleChecker+Valid, 719 SdHoareTripleChecker+Invalid, 1232 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 577 IncrementalHoareTripleChecker+Valid, 655 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-03 02:53:51,742 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1307 Valid, 719 Invalid, 1232 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [577 Valid, 655 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-03 02:53:51,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15483 states. [2022-11-03 02:53:52,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15483 to 15371. [2022-11-03 02:53:53,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15371 states, 11108 states have (on average 1.4072740367302845) internal successors, (15632), 11161 states have internal predecessors, (15632), 2928 states have call successors, (2928), 1319 states have call predecessors, (2928), 1334 states have return successors, (3046), 2920 states have call predecessors, (3046), 2926 states have call successors, (3046) [2022-11-03 02:53:53,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15371 states to 15371 states and 21606 transitions. [2022-11-03 02:53:53,078 INFO L78 Accepts]: Start accepts. Automaton has 15371 states and 21606 transitions. Word has length 120 [2022-11-03 02:53:53,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:53:53,078 INFO L495 AbstractCegarLoop]: Abstraction has 15371 states and 21606 transitions. [2022-11-03 02:53:53,078 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 3 states have call successors, (15), 3 states have call predecessors, (15), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 02:53:53,079 INFO L276 IsEmpty]: Start isEmpty. Operand 15371 states and 21606 transitions. [2022-11-03 02:53:53,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-11-03 02:53:53,091 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:53:53,091 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:53:53,091 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-03 02:53:53,092 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:53:53,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:53:53,092 INFO L85 PathProgramCache]: Analyzing trace with hash -767433499, now seen corresponding path program 1 times [2022-11-03 02:53:53,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:53:53,093 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910679762] [2022-11-03 02:53:53,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:53:53,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:53:53,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:53:53,443 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2022-11-03 02:53:53,443 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:53:53,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910679762] [2022-11-03 02:53:53,444 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [910679762] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:53:53,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [105399586] [2022-11-03 02:53:53,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:53:53,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:53:53,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:53:53,449 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:53:53,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-03 02:53:53,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:53:53,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 1449 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-03 02:53:53,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:53:54,412 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2022-11-03 02:53:54,413 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:53:54,413 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [105399586] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:53:54,413 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-03 02:53:54,413 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [4] total 10 [2022-11-03 02:53:54,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720861594] [2022-11-03 02:53:54,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:53:54,415 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-03 02:53:54,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:53:54,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-03 02:53:54,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2022-11-03 02:53:54,417 INFO L87 Difference]: Start difference. First operand 15371 states and 21606 transitions. Second operand has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 3 states have call successors, (15), 4 states have call predecessors, (15), 3 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 02:53:59,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:53:59,383 INFO L93 Difference]: Finished difference Result 20524 states and 28852 transitions. [2022-11-03 02:53:59,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-03 02:53:59,384 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 3 states have call successors, (15), 4 states have call predecessors, (15), 3 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) Word has length 122 [2022-11-03 02:53:59,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:53:59,477 INFO L225 Difference]: With dead ends: 20524 [2022-11-03 02:53:59,478 INFO L226 Difference]: Without dead ends: 20516 [2022-11-03 02:53:59,490 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2022-11-03 02:53:59,491 INFO L413 NwaCegarLoop]: 412 mSDtfsCounter, 1395 mSDsluCounter, 525 mSDsCounter, 0 mSdLazyCounter, 1484 mSolverCounterSat, 599 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1471 SdHoareTripleChecker+Valid, 890 SdHoareTripleChecker+Invalid, 2083 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 599 IncrementalHoareTripleChecker+Valid, 1484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-11-03 02:53:59,492 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1471 Valid, 890 Invalid, 2083 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [599 Valid, 1484 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-11-03 02:53:59,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20516 states. [2022-11-03 02:54:01,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20516 to 20402. [2022-11-03 02:54:01,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20402 states, 14734 states have (on average 1.4078322247862087) internal successors, (20743), 14815 states have internal predecessors, (20743), 3890 states have call successors, (3890), 1746 states have call predecessors, (3890), 1777 states have return successors, (4080), 3880 states have call predecessors, (4080), 3888 states have call successors, (4080) [2022-11-03 02:54:01,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20402 states to 20402 states and 28713 transitions. [2022-11-03 02:54:01,516 INFO L78 Accepts]: Start accepts. Automaton has 20402 states and 28713 transitions. Word has length 122 [2022-11-03 02:54:01,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:54:01,517 INFO L495 AbstractCegarLoop]: Abstraction has 20402 states and 28713 transitions. [2022-11-03 02:54:01,517 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 3 states have call successors, (15), 4 states have call predecessors, (15), 3 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 02:54:01,517 INFO L276 IsEmpty]: Start isEmpty. Operand 20402 states and 28713 transitions. [2022-11-03 02:54:01,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-11-03 02:54:01,538 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:54:01,538 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:54:01,580 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-03 02:54:01,759 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:54:01,760 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:54:01,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:54:01,760 INFO L85 PathProgramCache]: Analyzing trace with hash 132436189, now seen corresponding path program 1 times [2022-11-03 02:54:01,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:54:01,760 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780586093] [2022-11-03 02:54:01,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:54:01,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:54:01,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:54:03,218 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2022-11-03 02:54:03,218 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:54:03,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780586093] [2022-11-03 02:54:03,219 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780586093] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:54:03,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [546523901] [2022-11-03 02:54:03,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:54:03,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:54:03,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:54:03,221 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:54:03,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-03 02:54:03,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:54:03,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 1618 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-03 02:54:03,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:54:04,168 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 4 proven. 13 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2022-11-03 02:54:04,169 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 02:54:04,661 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2022-11-03 02:54:04,662 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [546523901] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 02:54:04,662 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1623705895] [2022-11-03 02:54:04,687 INFO L159 IcfgInterpreter]: Started Sifa with 82 locations of interest [2022-11-03 02:54:04,688 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 02:54:04,692 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 02:54:04,697 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 02:54:04,698 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 02:54:05,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:05,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:05,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:05,953 INFO L244 Elim1Store]: Index analysis took 151 ms [2022-11-03 02:54:08,266 INFO L356 Elim1Store]: treesize reduction 1058, result has 27.5 percent of original size [2022-11-03 02:54:08,268 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 27 select indices, 27 select index equivalence classes, 357 disjoint index pairs (out of 351 index pairs), introduced 27 new quantified variables, introduced 28 case distinctions, treesize of input 148 treesize of output 492 [2022-11-03 02:54:09,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:09,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:09,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:09,099 INFO L244 Elim1Store]: Index analysis took 208 ms [2022-11-03 02:54:12,756 INFO L356 Elim1Store]: treesize reduction 1654, result has 21.5 percent of original size [2022-11-03 02:54:12,757 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 31 select indices, 31 select index equivalence classes, 384 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 111 case distinctions, treesize of input 180 treesize of output 573 [2022-11-03 02:54:16,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,195 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 30 select indices, 30 select index equivalence classes, 438 disjoint index pairs (out of 435 index pairs), introduced 30 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 91 [2022-11-03 02:54:16,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,405 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 31 select indices, 31 select index equivalence classes, 465 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 94 [2022-11-03 02:54:16,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:16,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:17,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:17,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:17,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:17,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:17,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:17,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:17,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:17,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:17,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:17,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:17,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:17,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:17,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:17,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:17,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:17,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:17,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:17,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:17,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:17,060 INFO L244 Elim1Store]: Index analysis took 194 ms [2022-11-03 02:54:17,076 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 86 select indices, 86 select index equivalence classes, 2158 disjoint index pairs (out of 3655 index pairs), introduced 86 new quantified variables, introduced 0 case distinctions, treesize of input 777 treesize of output 267 [2022-11-03 02:54:19,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,535 INFO L244 Elim1Store]: Index analysis took 163 ms [2022-11-03 02:54:19,551 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 86 select indices, 86 select index equivalence classes, 2158 disjoint index pairs (out of 3655 index pairs), introduced 86 new quantified variables, introduced 0 case distinctions, treesize of input 777 treesize of output 267 [2022-11-03 02:54:19,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,792 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 31 select indices, 31 select index equivalence classes, 465 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 94 [2022-11-03 02:54:19,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:54:19,996 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 30 select indices, 30 select index equivalence classes, 438 disjoint index pairs (out of 435 index pairs), introduced 30 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 91 [2022-11-03 02:54:23,391 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_zalloc with input of size 1138 for LOIs [2022-11-03 02:54:27,376 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 576 for LOIs [2022-11-03 02:54:27,661 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-03 02:54:43,451 WARN L234 SmtUtils]: Spent 15.57s on a formula simplification. DAG size of input: 1134 DAG size of output: 972 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:54:49,799 WARN L234 SmtUtils]: Spent 6.08s on a formula simplification that was a NOOP. DAG size: 1138 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:54:56,169 WARN L234 SmtUtils]: Spent 6.06s on a formula simplification that was a NOOP. DAG size: 1146 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:55:02,691 WARN L234 SmtUtils]: Spent 6.15s on a formula simplification that was a NOOP. DAG size: 1152 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:55:11,291 WARN L234 SmtUtils]: Spent 8.33s on a formula simplification. DAG size of input: 693 DAG size of output: 684 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:55:20,218 WARN L234 SmtUtils]: Spent 8.65s on a formula simplification. DAG size of input: 711 DAG size of output: 702 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:55:25,871 WARN L234 SmtUtils]: Spent 5.35s on a formula simplification. DAG size of input: 576 DAG size of output: 573 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:55:31,450 WARN L234 SmtUtils]: Spent 5.28s on a formula simplification. DAG size of input: 578 DAG size of output: 575 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:55:31,540 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1623705895] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:55:31,540 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-03 02:55:31,540 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [8, 7, 8] total 23 [2022-11-03 02:55:31,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117473845] [2022-11-03 02:55:31,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:55:31,541 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-03 02:55:31,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:55:31,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-03 02:55:31,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=395, Unknown=0, NotChecked=0, Total=506 [2022-11-03 02:55:31,542 INFO L87 Difference]: Start difference. First operand 20402 states and 28713 transitions. Second operand has 10 states, 8 states have (on average 7.875) internal successors, (63), 6 states have internal predecessors, (63), 3 states have call successors, (16), 3 states have call predecessors, (16), 2 states have return successors, (14), 2 states have call predecessors, (14), 3 states have call successors, (14) [2022-11-03 02:55:44,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:55:44,713 INFO L93 Difference]: Finished difference Result 40789 states and 57411 transitions. [2022-11-03 02:55:44,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-03 02:55:44,714 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 7.875) internal successors, (63), 6 states have internal predecessors, (63), 3 states have call successors, (16), 3 states have call predecessors, (16), 2 states have return successors, (14), 2 states have call predecessors, (14), 3 states have call successors, (14) Word has length 139 [2022-11-03 02:55:44,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:55:44,951 INFO L225 Difference]: With dead ends: 40789 [2022-11-03 02:55:44,952 INFO L226 Difference]: Without dead ends: 20408 [2022-11-03 02:55:45,018 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 432 GetRequests, 404 SyntacticMatches, 7 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 176 ImplicationChecksByTransitivity, 64.0s TimeCoverageRelationStatistics Valid=111, Invalid=395, Unknown=0, NotChecked=0, Total=506 [2022-11-03 02:55:45,020 INFO L413 NwaCegarLoop]: 461 mSDtfsCounter, 3 mSDsluCounter, 1887 mSDsCounter, 0 mSdLazyCounter, 1330 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 2144 SdHoareTripleChecker+Invalid, 1654 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1330 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 324 IncrementalHoareTripleChecker+Unchecked, 12.0s IncrementalHoareTripleChecker+Time [2022-11-03 02:55:45,020 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 2144 Invalid, 1654 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 1330 Invalid, 0 Unknown, 324 Unchecked, 12.0s Time] [2022-11-03 02:55:45,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20408 states. [2022-11-03 02:55:46,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20408 to 20408. [2022-11-03 02:55:46,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20408 states, 14738 states have (on average 1.4077215361650155) internal successors, (20747), 14819 states have internal predecessors, (20747), 3891 states have call successors, (3891), 1747 states have call predecessors, (3891), 1778 states have return successors, (4082), 3881 states have call predecessors, (4082), 3889 states have call successors, (4082) [2022-11-03 02:55:46,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20408 states to 20408 states and 28720 transitions. [2022-11-03 02:55:46,629 INFO L78 Accepts]: Start accepts. Automaton has 20408 states and 28720 transitions. Word has length 139 [2022-11-03 02:55:46,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:55:46,630 INFO L495 AbstractCegarLoop]: Abstraction has 20408 states and 28720 transitions. [2022-11-03 02:55:46,630 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 7.875) internal successors, (63), 6 states have internal predecessors, (63), 3 states have call successors, (16), 3 states have call predecessors, (16), 2 states have return successors, (14), 2 states have call predecessors, (14), 3 states have call successors, (14) [2022-11-03 02:55:46,630 INFO L276 IsEmpty]: Start isEmpty. Operand 20408 states and 28720 transitions. [2022-11-03 02:55:46,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-11-03 02:55:46,652 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:55:46,652 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:55:46,697 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-03 02:55:46,869 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-11-03 02:55:46,869 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:55:46,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:55:46,870 INFO L85 PathProgramCache]: Analyzing trace with hash 1933912024, now seen corresponding path program 1 times [2022-11-03 02:55:46,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:55:46,870 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727730683] [2022-11-03 02:55:46,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:55:46,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:55:46,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:55:48,274 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-11-03 02:55:48,274 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:55:48,275 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727730683] [2022-11-03 02:55:48,275 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [727730683] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:55:48,275 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [107294746] [2022-11-03 02:55:48,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:55:48,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:55:48,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:55:48,276 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:55:48,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-03 02:55:48,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:55:48,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 1633 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-03 02:55:48,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:55:48,987 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 35 proven. 3 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-03 02:55:48,987 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 02:55:49,117 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2022-11-03 02:55:49,117 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [107294746] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 02:55:49,117 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2089954309] [2022-11-03 02:55:49,124 INFO L159 IcfgInterpreter]: Started Sifa with 82 locations of interest [2022-11-03 02:55:49,124 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 02:55:49,126 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 02:55:49,126 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 02:55:49,126 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 02:55:50,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:50,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:50,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:50,216 INFO L244 Elim1Store]: Index analysis took 121 ms [2022-11-03 02:55:53,677 INFO L356 Elim1Store]: treesize reduction 1654, result has 21.5 percent of original size [2022-11-03 02:55:53,678 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 31 select indices, 31 select index equivalence classes, 384 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 111 case distinctions, treesize of input 180 treesize of output 573 [2022-11-03 02:55:54,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:54,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:54,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:54,068 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 27 select indices, 27 select index equivalence classes, 438 disjoint index pairs (out of 351 index pairs), introduced 27 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 232 [2022-11-03 02:55:56,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,296 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 31 select indices, 31 select index equivalence classes, 465 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 94 [2022-11-03 02:55:56,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,660 INFO L244 Elim1Store]: Index analysis took 140 ms [2022-11-03 02:55:56,671 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 86 select indices, 86 select index equivalence classes, 2158 disjoint index pairs (out of 3655 index pairs), introduced 86 new quantified variables, introduced 0 case distinctions, treesize of input 777 treesize of output 267 [2022-11-03 02:55:56,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:56,863 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 30 select indices, 30 select index equivalence classes, 438 disjoint index pairs (out of 435 index pairs), introduced 30 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 91 [2022-11-03 02:55:58,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:58,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:58,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:58,854 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 30 select indices, 30 select index equivalence classes, 438 disjoint index pairs (out of 435 index pairs), introduced 30 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 91 [2022-11-03 02:55:59,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,158 INFO L244 Elim1Store]: Index analysis took 138 ms [2022-11-03 02:55:59,173 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 86 select indices, 86 select index equivalence classes, 2158 disjoint index pairs (out of 3655 index pairs), introduced 86 new quantified variables, introduced 0 case distinctions, treesize of input 777 treesize of output 267 [2022-11-03 02:55:59,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:55:59,432 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 31 select indices, 31 select index equivalence classes, 465 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 94 [2022-11-03 02:56:00,571 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 02:56:00,576 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 02:56:00,582 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 02:56:00,613 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 65 [2022-11-03 02:56:00,626 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 63 [2022-11-03 02:56:00,635 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 63 [2022-11-03 02:56:00,668 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 02:56:00,674 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 02:56:00,683 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 02:56:01,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,254 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 57 select indices, 57 select index equivalence classes, 624 disjoint index pairs (out of 1596 index pairs), introduced 57 new quantified variables, introduced 0 case distinctions, treesize of input 508 treesize of output 172 [2022-11-03 02:56:01,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:01,462 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 57 select indices, 57 select index equivalence classes, 624 disjoint index pairs (out of 1596 index pairs), introduced 57 new quantified variables, introduced 0 case distinctions, treesize of input 508 treesize of output 172 [2022-11-03 02:56:02,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,297 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 57 select indices, 57 select index equivalence classes, 624 disjoint index pairs (out of 1596 index pairs), introduced 57 new quantified variables, introduced 0 case distinctions, treesize of input 508 treesize of output 172 [2022-11-03 02:56:02,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:02,536 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 57 select indices, 57 select index equivalence classes, 624 disjoint index pairs (out of 1596 index pairs), introduced 57 new quantified variables, introduced 0 case distinctions, treesize of input 508 treesize of output 172 [2022-11-03 02:56:50,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:50,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:50,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:50,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:50,152 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 17 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 35 [2022-11-03 02:56:50,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:50,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:50,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:50,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:50,165 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 47 [2022-11-03 02:56:50,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:50,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:50,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:50,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:50,192 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 35 [2022-11-03 02:56:50,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:50,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:50,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:50,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:50,205 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 47 [2022-11-03 02:56:50,216 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 02:56:50,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:50,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:50,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:50,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:50,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:56:50,271 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 17 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 53 [2022-11-03 02:56:50,281 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 02:56:50,504 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 02:56:52,378 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 02:56:52,413 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2022-11-03 02:56:52,449 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 02:56:52,762 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 02:56:52,797 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2022-11-03 02:56:52,829 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 02:57:04,533 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2022-11-03 02:57:04,565 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 02:57:04,594 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 02:57:04,872 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 02:57:04,904 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2022-11-03 02:57:04,937 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 02:57:16,461 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2022-11-03 02:57:16,491 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 02:57:16,519 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 02:57:16,787 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2022-11-03 02:57:16,821 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 02:57:16,852 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 02:57:27,868 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2022-11-03 02:57:27,900 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 02:57:27,932 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 02:57:28,222 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 02:57:28,255 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2022-11-03 02:57:28,289 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 02:57:39,861 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2022-11-03 02:57:39,890 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 02:57:39,919 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 02:57:40,208 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 02:57:40,239 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2022-11-03 02:57:40,270 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 02:57:51,549 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 02:57:51,581 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2022-11-03 02:57:51,610 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 02:57:51,866 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 02:57:51,899 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2022-11-03 02:57:51,932 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 02:58:03,918 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2022-11-03 02:58:03,947 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 02:58:03,976 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 02:58:04,294 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 02:58:04,334 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2022-11-03 02:58:04,364 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 02:58:16,406 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 02:58:16,438 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2022-11-03 02:58:16,467 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 02:58:16,770 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 02:58:16,802 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2022-11-03 02:58:16,832 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 02:58:38,415 INFO L197 IcfgInterpreter]: Interpreting procedure cdc_mbim_manage_power with input of size 296 for LOIs [2022-11-03 02:58:41,049 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 16 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 745 treesize of output 792 [2022-11-03 02:58:41,210 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 17 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 691 treesize of output 738 [2022-11-03 02:58:41,331 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 22 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 645 treesize of output 692 [2022-11-03 02:58:41,463 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 591 treesize of output 591 [2022-11-03 02:58:41,551 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 585 treesize of output 581 [2022-11-03 02:58:42,539 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 48 treesize of output 30 [2022-11-03 02:58:42,562 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2022-11-03 02:58:42,799 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2022-11-03 02:58:43,122 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 11 [2022-11-03 02:58:43,280 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2022-11-03 02:58:43,373 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 48 treesize of output 30 [2022-11-03 02:58:43,395 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2022-11-03 02:58:45,001 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 16 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 745 treesize of output 792 [2022-11-03 02:58:45,204 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 17 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 691 treesize of output 738 [2022-11-03 02:58:45,355 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 22 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 645 treesize of output 692 [2022-11-03 02:58:45,513 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 591 treesize of output 591 [2022-11-03 02:58:45,625 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 585 treesize of output 581 [2022-11-03 02:58:46,852 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 48 treesize of output 30 [2022-11-03 02:58:46,877 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2022-11-03 02:58:47,038 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 48 treesize of output 30 [2022-11-03 02:58:47,059 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2022-11-03 02:58:47,510 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2022-11-03 02:58:47,719 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2022-11-03 02:58:47,919 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 11 [2022-11-03 02:58:52,579 INFO L356 Elim1Store]: treesize reduction 39, result has 39.1 percent of original size [2022-11-03 02:58:52,579 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 577 treesize of output 553 [2022-11-03 02:58:52,691 INFO L356 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2022-11-03 02:58:52,692 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 523 treesize of output 493 [2022-11-03 02:58:52,765 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 02:58:55,681 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 02:58:56,668 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 745 treesize of output 745 [2022-11-03 02:58:56,780 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 17 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 739 treesize of output 786 [2022-11-03 02:58:56,910 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 22 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 693 treesize of output 740 [2022-11-03 02:58:57,047 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 16 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 639 treesize of output 686 [2022-11-03 02:58:57,185 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 585 treesize of output 581 [2022-11-03 02:58:58,324 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2022-11-03 02:58:58,618 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 11 [2022-11-03 02:58:58,773 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 48 treesize of output 30 [2022-11-03 02:58:58,797 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2022-11-03 02:58:58,954 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 48 treesize of output 30 [2022-11-03 02:58:58,981 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2022-11-03 02:58:59,122 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2022-11-03 02:58:59,310 INFO L197 IcfgInterpreter]: Interpreting procedure ldv__builtin_expect with input of size 216 for LOIs [2022-11-03 02:58:59,512 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_undef_int with input of size 257 for LOIs [2022-11-03 02:58:59,594 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_zalloc with input of size 267 for LOIs [2022-11-03 02:58:59,844 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 718 for LOIs [2022-11-03 02:59:02,723 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 02:59:02,752 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 02:59:02,793 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 02:59:02,830 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_error with input of size 299 for LOIs [2022-11-03 02:59:03,204 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-03 02:59:22,185 WARN L234 SmtUtils]: Spent 15.74s on a formula simplification. DAG size of input: 1134 DAG size of output: 972 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:59:38,332 WARN L234 SmtUtils]: Spent 8.81s on a formula simplification. DAG size of input: 693 DAG size of output: 684 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:59:47,462 WARN L234 SmtUtils]: Spent 8.80s on a formula simplification. DAG size of input: 711 DAG size of output: 702 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 03:02:07,243 WARN L234 SmtUtils]: Spent 41.90s on a formula simplification. DAG size of input: 375 DAG size of output: 270 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 03:02:48,443 WARN L234 SmtUtils]: Spent 5.42s on a formula simplification. DAG size of input: 369 DAG size of output: 252 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 03:03:41,050 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '343507#(and (<= ~ldv_state_variable_0~0 3) (<= 0 ~cdc_mbim_info_zlp_group0~0.offset) (<= 0 ~ldv_state_variable_2~0) (<= 0 ~cdc_mbim_info_zlp_group2~0.offset) (<= 0 ~cdc_mbim_info_group2~0.base) (<= 0 ~cdc_mbim_info_group0~0.offset) (<= 1 ~ldv_state_variable_0~0) (<= ~cdc_mbim_info_group2~0.base 0) (<= ~cdc_mbim_info_zlp_group1~0.base 0) (<= 24 |~#cdc_mbim_info~0.base|) (<= ~ref_cnt~0 0) (<= 0 ~completeFnInt~0.offset) (<= 0 ~__mod_usb_device_table~0.bInterfaceNumber) (<= ~__mod_usb_device_table~0.idProduct 0) (<= ~cdc_mbim_info_zlp_group1~0.offset 0) (<= 0 ~usb_dev~0.base) (<= 0 ~cdc_mbim_info_group0~0.base) (<= 0 ~cdc_mbim_info_group1~0.offset) (<= ~__mod_usb_device_table~0.bInterfaceNumber 0) (<= ~dev_counter~0 0) (<= ~usb_dev~0.base 0) (<= ~usb_urb~0.offset 0) (<= ~__mod_usb_device_table~0.idVendor 0) (<= 0 ~__mod_usb_device_table~0.idProduct) (<= 0 ~__mod_usb_device_table~0.bcdDevice_lo) (<= 0 ~__mod_usb_device_table~0.idVendor) (<= ~__mod_usb_device_table~0.bcdDevice_lo 0) (<= 0 ~ldv_retval_1~0) (<= 0 ~usb_intfdata~0.offset) (<= ~__mod_usb_device_table~0.bcdDevice_hi 0) (<= ~ldv_state_variable_3~0 1) (<= 0 ~ldv_retval_4~0) (<= ~ldv_state_variable_1~0 1) (<= ~cdc_mbim_info_group0~0.base 0) (<= |#NULL.offset| 0) (<= 0 ~__mod_usb_device_table~0.bDeviceProtocol) (<= ~cdc_mbim_info_group0~0.offset 0) (<= 0 ~dev_counter~0) (<= ~cdc_mbim_info_zlp_group2~0.base 0) (<= 0 ~ref_cnt~0) (<= 0 ~ldv_state_variable_1~0) (<= ~cdc_mbim_driver_group1~0.offset 0) (<= ~ldv_retval_3~0 0) (<= 0 ~SERIAL_STATE~0) (<= ~cdc_mbim_info_zlp_group2~0.offset 0) (<= |~#cdc_mbim_driver~0.base| 27) (<= ~cdc_mbim_info_group1~0.base 0) (<= ~ldv_retval_2~0 0) (<= 0 ~ldv_state_variable_3~0) (<= 0 ~__mod_usb_device_table~0.bcdDevice_hi) (<= ~ldv_retval_1~0 0) (<= 0 ~ldv_retval_3~0) (<= ~__mod_usb_device_table~0.bInterfaceProtocol 0) (<= 0 |~#mbim_devs~0.offset|) (<= 0 ~cdc_mbim_info_zlp_group0~0.base) (<= 0 ~cdc_mbim_driver_group1~0.offset) (<= 0 ~__mod_usb_device_table~0.bInterfaceProtocol) (or (and (= ~__mod_usb_device_table~0.bInterfaceClass 0) (= ~LDV_IN_INTERRUPT~0 1) (= ~usb_intfdata~0.base 0) (= ~completeFnBulkCounter~0 0) (= ~usb_urb~0.base 0) (= ~ldv_retval_6~0 0) (= ~ldv_state_variable_3~0 1) (= |~#cdc_mbim_info~0.offset| 0) (or (exists ((|v_cdc_mbim_manage_power_~dev#1.offset_BEFORE_CALL_9| Int)) (and (<= |v_cdc_mbim_manage_power_~dev#1.offset_BEFORE_CALL_9| 0) (<= 0 |v_cdc_mbim_manage_power_~dev#1.offset_BEFORE_CALL_9|) (exists ((|v_cdc_mbim_manage_power_~dev#1.base_BEFORE_CALL_9| Int)) (and (<= 0 |v_cdc_mbim_manage_power_~dev#1.base_BEFORE_CALL_9|) (= (select (select |#memory_int| |v_cdc_mbim_manage_power_~dev#1.base_BEFORE_CALL_9|) (+ |v_cdc_mbim_manage_power_~dev#1.offset_BEFORE_CALL_9| 8)) 0) (<= |v_cdc_mbim_manage_power_~dev#1.base_BEFORE_CALL_9| 0))))) (exists ((|v_cdc_mbim_manage_power_~dev#1.offset_BEFORE_CALL_9| Int)) (and (<= |v_cdc_mbim_manage_power_~dev#1.offset_BEFORE_CALL_9| 0) (<= 0 |v_cdc_mbim_manage_power_~dev#1.offset_BEFORE_CALL_9|) (exists ((|v_cdc_mbim_manage_power_~dev#1.base_BEFORE_CALL_9| Int)) (and (<= 0 |v_cdc_mbim_manage_power_~dev#1.base_BEFORE_CALL_9|) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |v_cdc_mbim_manage_power_~dev#1.base_BEFORE_CALL_9|) (+ |v_cdc_mbim_manage_power_~dev#1.offset_BEFORE_CALL_9| 8))) (+ 39 (select (select |#memory_$Pointer$.offset| |v_cdc_mbim_manage_power_~dev#1.base_BEFORE_CALL_9|) (+ |v_cdc_mbim_manage_power_~dev#1.offset_BEFORE_CALL_9| 8)))) 0) (<= |v_cdc_mbim_manage_power_~dev#1.base_BEFORE_CALL_9| 0)))))) (= ~__mod_usb_device_table~0.match_flags 0) (= ~__mod_usb_device_table~0.driver_info 0) (= |~#mbim_devs~0.base| 26) (= ~usb_dev~0.offset 0) (= ~__mod_usb_device_table~0.bDeviceClass 0) (= ~completeFnInt~0.base 0) (= 0 |~#cdc_mbim_driver~0.offset|) (= ~ldv_retval_0~0 0) (= ~completeFnIntCounter~0 0) (= |~#cdc_mbim_info_zlp~0.offset| 0) (= |#NULL.base| 0)) (and (= ~ldv_state_variable_2~0 1) (= ~__mod_usb_device_table~0.bInterfaceClass 0) (= ~LDV_IN_INTERRUPT~0 1) (= ~usb_intfdata~0.base 0) (= ~completeFnBulkCounter~0 0) (= ~usb_urb~0.base 0) (= ~ldv_retval_6~0 0) (= |~#cdc_mbim_info~0.offset| 0) (or (exists ((|v_cdc_mbim_manage_power_~dev#1.offset_BEFORE_CALL_9| Int)) (and (<= |v_cdc_mbim_manage_power_~dev#1.offset_BEFORE_CALL_9| 0) (<= 0 |v_cdc_mbim_manage_power_~dev#1.offset_BEFORE_CALL_9|) (exists ((|v_cdc_mbim_manage_power_~dev#1.base_BEFORE_CALL_9| Int)) (and (<= 0 |v_cdc_mbim_manage_power_~dev#1.base_BEFORE_CALL_9|) (= (select (select |#memory_int| |v_cdc_mbim_manage_power_~dev#1.base_BEFORE_CALL_9|) (+ |v_cdc_mbim_manage_power_~dev#1.offset_BEFORE_CALL_9| 8)) 0) (<= |v_cdc_mbim_manage_power_~dev#1.base_BEFORE_CALL_9| 0))))) (exists ((|v_cdc_mbim_manage_power_~dev#1.offset_BEFORE_CALL_9| Int)) (and (<= |v_cdc_mbim_manage_power_~dev#1.offset_BEFORE_CALL_9| 0) (<= 0 |v_cdc_mbim_manage_power_~dev#1.offset_BEFORE_CALL_9|) (exists ((|v_cdc_mbim_manage_power_~dev#1.base_BEFORE_CALL_9| Int)) (and (<= 0 |v_cdc_mbim_manage_power_~dev#1.base_BEFORE_CALL_9|) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |v_cdc_mbim_manage_power_~dev#1.base_BEFORE_CALL_9|) (+ |v_cdc_mbim_manage_power_~dev#1.offset_BEFORE_CALL_9| 8))) (+ 39 (select (select |#memory_$Pointer$.offset| |v_cdc_mbim_manage_power_~dev#1.base_BEFORE_CALL_9|) (+ |v_cdc_mbim_manage_power_~dev#1.offset_BEFORE_CALL_9| 8)))) 0) (<= |v_cdc_mbim_manage_power_~dev#1.base_BEFORE_CALL_9| 0)))))) (= ~__mod_usb_device_table~0.match_flags 0) (= ~__mod_usb_device_table~0.driver_info 0) (= |~#mbim_devs~0.base| 26) (= ~usb_dev~0.offset 0) (= ~__mod_usb_device_table~0.bDeviceClass 0) (= ~completeFnInt~0.base 0) (= 0 |~#cdc_mbim_driver~0.offset|) (= ~ldv_retval_0~0 0) (= ~completeFnIntCounter~0 0) (= |~#cdc_mbim_info_zlp~0.offset| 0) (= |#NULL.base| 0))) (<= 0 ~cdc_mbim_driver_group1~0.base) (<= ~usb_intfdata~0.offset 0) (<= ~cdc_mbim_driver_group1~0.base 0) (<= 0 ~cdc_mbim_info_zlp_group1~0.base) (<= ~cdc_mbim_info_group1~0.offset 0) (<= ~completeFnBulk~0.base 0) (<= 0 ~cdc_mbim_info_group2~0.offset) (<= ~cdc_mbim_info_group2~0.offset 0) (<= 0 ~usb_urb~0.offset) (<= ~__mod_usb_device_table~0.bDeviceProtocol 0) (<= 0 ~__mod_usb_device_table~0.bDeviceSubClass) (<= 0 ~cdc_mbim_info_zlp_group2~0.base) (<= 25 |~#cdc_mbim_info_zlp~0.base|) (<= ~__mod_usb_device_table~0.bDeviceSubClass 0) (<= |~#cdc_mbim_info_zlp~0.base| 25) (<= 0 ~cdc_mbim_info_group1~0.base) (<= ~completeFnInt~0.offset 0) (<= ~usb_counter~0 0) (<= ~ldv_retval_4~0 0) (<= ~completeFnBulk~0.offset 0) (<= 27 |~#cdc_mbim_driver~0.base|) (<= ~cdc_mbim_info_zlp_group0~0.base 0) (<= 0 ~__mod_usb_device_table~0.bInterfaceSubClass) (<= 0 |#NULL.offset|) (<= 0 ~usb_counter~0) (<= 0 ~cdc_mbim_info_zlp_group1~0.offset) (<= ~ldv_retval_5~0 0) (<= ~__mod_usb_device_table~0.bInterfaceSubClass 0) (<= 0 ~ldv_retval_5~0) (<= ~ldv_state_variable_2~0 1) (<= 0 ~completeFnBulk~0.offset) (<= 0 |#StackHeapBarrier|) (<= ~SERIAL_STATE~0 0) (<= |~#cdc_mbim_info~0.base| 24) (not (< 0 ~INTERF_STATE~0)) (<= ~cdc_mbim_info_zlp_group0~0.offset 0) (<= 0 ~ldv_retval_2~0) (<= |~#mbim_devs~0.offset| 0) (<= 0 ~completeFnBulk~0.base))' at error location [2022-11-03 03:03:41,051 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-11-03 03:03:41,051 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-03 03:03:41,051 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 4] total 13 [2022-11-03 03:03:41,051 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752389699] [2022-11-03 03:03:41,052 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-03 03:03:41,053 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-11-03 03:03:41,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:03:41,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-03 03:03:41,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=525, Invalid=7306, Unknown=1, NotChecked=0, Total=7832 [2022-11-03 03:03:41,056 INFO L87 Difference]: Start difference. First operand 20408 states and 28720 transitions. Second operand has 13 states, 11 states have (on average 14.0) internal successors, (154), 13 states have internal predecessors, (154), 4 states have call successors, (46), 4 states have call predecessors, (46), 6 states have return successors, (45), 4 states have call predecessors, (45), 4 states have call successors, (45) [2022-11-03 03:03:47,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:03:47,943 INFO L93 Difference]: Finished difference Result 41000 states and 57884 transitions. [2022-11-03 03:03:47,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-03 03:03:47,944 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 11 states have (on average 14.0) internal successors, (154), 13 states have internal predecessors, (154), 4 states have call successors, (46), 4 states have call predecessors, (46), 6 states have return successors, (45), 4 states have call predecessors, (45), 4 states have call successors, (45) Word has length 140 [2022-11-03 03:03:47,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:03:48,059 INFO L225 Difference]: With dead ends: 41000 [2022-11-03 03:03:48,059 INFO L226 Difference]: Without dead ends: 20618 [2022-11-03 03:03:48,144 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 450 GetRequests, 348 SyntacticMatches, 3 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3604 ImplicationChecksByTransitivity, 278.8s TimeCoverageRelationStatistics Valid=624, Invalid=9475, Unknown=1, NotChecked=0, Total=10100 [2022-11-03 03:03:48,145 INFO L413 NwaCegarLoop]: 410 mSDtfsCounter, 819 mSDsluCounter, 1640 mSDsCounter, 0 mSdLazyCounter, 3492 mSolverCounterSat, 341 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 884 SdHoareTripleChecker+Valid, 1919 SdHoareTripleChecker+Invalid, 3833 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 341 IncrementalHoareTripleChecker+Valid, 3492 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2022-11-03 03:03:48,145 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [884 Valid, 1919 Invalid, 3833 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [341 Valid, 3492 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2022-11-03 03:03:48,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20618 states. [2022-11-03 03:03:49,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20618 to 20468. [2022-11-03 03:03:49,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20468 states, 14800 states have (on average 1.4060135135135134) internal successors, (20809), 14881 states have internal predecessors, (20809), 3890 states have call successors, (3890), 1746 states have call predecessors, (3890), 1777 states have return successors, (4080), 3880 states have call predecessors, (4080), 3888 states have call successors, (4080) [2022-11-03 03:03:49,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20468 states to 20468 states and 28779 transitions. [2022-11-03 03:03:49,783 INFO L78 Accepts]: Start accepts. Automaton has 20468 states and 28779 transitions. Word has length 140 [2022-11-03 03:03:49,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:03:49,783 INFO L495 AbstractCegarLoop]: Abstraction has 20468 states and 28779 transitions. [2022-11-03 03:03:49,783 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 11 states have (on average 14.0) internal successors, (154), 13 states have internal predecessors, (154), 4 states have call successors, (46), 4 states have call predecessors, (46), 6 states have return successors, (45), 4 states have call predecessors, (45), 4 states have call successors, (45) [2022-11-03 03:03:49,783 INFO L276 IsEmpty]: Start isEmpty. Operand 20468 states and 28779 transitions. [2022-11-03 03:03:49,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-11-03 03:03:49,831 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:03:49,832 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 6, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:03:49,875 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-03 03:03:50,053 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-11-03 03:03:50,053 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:03:50,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:03:50,054 INFO L85 PathProgramCache]: Analyzing trace with hash -395597849, now seen corresponding path program 1 times [2022-11-03 03:03:50,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:03:50,054 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778973275] [2022-11-03 03:03:50,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:03:50,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:03:50,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:03:51,062 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2022-11-03 03:03:51,062 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:03:51,062 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1778973275] [2022-11-03 03:03:51,063 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1778973275] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:03:51,063 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:03:51,063 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 03:03:51,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678726210] [2022-11-03 03:03:51,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:03:51,064 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 03:03:51,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:03:51,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 03:03:51,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-11-03 03:03:51,065 INFO L87 Difference]: Start difference. First operand 20468 states and 28779 transitions. Second operand has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 6 states have internal predecessors, (79), 3 states have call successors, (18), 3 states have call predecessors, (18), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-03 03:03:53,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:03:53,009 INFO L93 Difference]: Finished difference Result 20470 states and 28780 transitions. [2022-11-03 03:03:53,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:03:53,010 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 6 states have internal predecessors, (79), 3 states have call successors, (18), 3 states have call predecessors, (18), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 147 [2022-11-03 03:03:53,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:03:53,098 INFO L225 Difference]: With dead ends: 20470 [2022-11-03 03:03:53,098 INFO L226 Difference]: Without dead ends: 20467 [2022-11-03 03:03:53,108 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2022-11-03 03:03:53,109 INFO L413 NwaCegarLoop]: 462 mSDtfsCounter, 524 mSDsluCounter, 736 mSDsCounter, 0 mSdLazyCounter, 590 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 524 SdHoareTripleChecker+Valid, 1043 SdHoareTripleChecker+Invalid, 598 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 590 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-03 03:03:53,110 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [524 Valid, 1043 Invalid, 598 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 590 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-03 03:03:53,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20467 states. [2022-11-03 03:03:54,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20467 to 20323. [2022-11-03 03:03:54,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20323 states, 14688 states have (on average 1.4069308278867103) internal successors, (20665), 14768 states have internal predecessors, (20665), 3873 states have call successors, (3873), 1730 states have call predecessors, (3873), 1761 states have return successors, (4064), 3864 states have call predecessors, (4064), 3872 states have call successors, (4064) [2022-11-03 03:03:54,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20323 states to 20323 states and 28602 transitions. [2022-11-03 03:03:54,671 INFO L78 Accepts]: Start accepts. Automaton has 20323 states and 28602 transitions. Word has length 147 [2022-11-03 03:03:54,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:03:54,672 INFO L495 AbstractCegarLoop]: Abstraction has 20323 states and 28602 transitions. [2022-11-03 03:03:54,672 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 6 states have internal predecessors, (79), 3 states have call successors, (18), 3 states have call predecessors, (18), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-03 03:03:54,672 INFO L276 IsEmpty]: Start isEmpty. Operand 20323 states and 28602 transitions. [2022-11-03 03:03:54,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-11-03 03:03:54,720 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:03:54,720 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 6, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:03:54,720 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-03 03:03:54,721 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:03:54,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:03:54,722 INFO L85 PathProgramCache]: Analyzing trace with hash 1197366880, now seen corresponding path program 1 times [2022-11-03 03:03:54,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:03:54,722 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651468078] [2022-11-03 03:03:54,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:03:54,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:03:54,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:03:55,414 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2022-11-03 03:03:55,414 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:03:55,415 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651468078] [2022-11-03 03:03:55,415 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1651468078] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:03:55,415 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1211286982] [2022-11-03 03:03:55,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:03:55,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:03:55,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:03:55,417 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:03:55,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c341a801-463d-402e-9519-e9ff4b9d8abc/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-03 03:03:56,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:03:56,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 1767 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-03 03:03:56,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:03:56,763 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-03 03:03:56,763 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:03:57,485 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-03 03:03:57,485 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1211286982] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:03:57,485 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [599122207] [2022-11-03 03:03:57,489 INFO L159 IcfgInterpreter]: Started Sifa with 80 locations of interest [2022-11-03 03:03:57,489 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 03:03:57,490 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 03:03:57,490 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 03:03:57,491 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 03:03:58,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:03:58,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:03:58,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:03:58,328 INFO L244 Elim1Store]: Index analysis took 124 ms [2022-11-03 03:04:02,176 INFO L356 Elim1Store]: treesize reduction 1654, result has 21.5 percent of original size [2022-11-03 03:04:02,177 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 31 select indices, 31 select index equivalence classes, 384 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 111 case distinctions, treesize of input 180 treesize of output 573 [2022-11-03 03:04:02,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:02,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:02,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:02,633 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 27 select indices, 27 select index equivalence classes, 438 disjoint index pairs (out of 351 index pairs), introduced 27 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 232 [2022-11-03 03:04:05,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:05,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:05,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:05,343 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 30 select indices, 30 select index equivalence classes, 438 disjoint index pairs (out of 435 index pairs), introduced 30 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 91 [2022-11-03 03:04:05,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:05,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:05,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:05,515 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 31 select indices, 31 select index equivalence classes, 465 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 94 [2022-11-03 03:04:05,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:05,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:05,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:05,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:05,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:05,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:05,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:05,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:05,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:05,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:05,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:05,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:05,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:05,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:05,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:05,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:05,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:05,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:05,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:05,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:06,100 INFO L244 Elim1Store]: Index analysis took 155 ms [2022-11-03 03:04:06,108 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 86 select indices, 86 select index equivalence classes, 2158 disjoint index pairs (out of 3655 index pairs), introduced 86 new quantified variables, introduced 0 case distinctions, treesize of input 777 treesize of output 267 [2022-11-03 03:04:07,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:07,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:07,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:07,979 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 30 select indices, 30 select index equivalence classes, 438 disjoint index pairs (out of 435 index pairs), introduced 30 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 91 [2022-11-03 03:04:08,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,087 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 31 select indices, 31 select index equivalence classes, 465 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 94 [2022-11-03 03:04:08,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:08,522 INFO L244 Elim1Store]: Index analysis took 143 ms [2022-11-03 03:04:08,530 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 86 select indices, 86 select index equivalence classes, 2158 disjoint index pairs (out of 3655 index pairs), introduced 86 new quantified variables, introduced 0 case distinctions, treesize of input 777 treesize of output 267 [2022-11-03 03:04:09,783 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 03:04:09,788 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 03:04:09,793 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 03:04:09,839 INFO L356 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2022-11-03 03:04:09,840 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 03:04:09,874 INFO L356 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-03 03:04:09,874 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 03:04:09,910 INFO L356 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-03 03:04:09,910 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 03:04:09,939 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 03:04:09,945 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 03:04:09,952 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 03:04:10,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,527 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 57 select indices, 57 select index equivalence classes, 624 disjoint index pairs (out of 1596 index pairs), introduced 57 new quantified variables, introduced 0 case distinctions, treesize of input 508 treesize of output 172 [2022-11-03 03:04:10,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:10,842 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 57 select indices, 57 select index equivalence classes, 624 disjoint index pairs (out of 1596 index pairs), introduced 57 new quantified variables, introduced 0 case distinctions, treesize of input 508 treesize of output 172 [2022-11-03 03:04:11,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,741 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 57 select indices, 57 select index equivalence classes, 624 disjoint index pairs (out of 1596 index pairs), introduced 57 new quantified variables, introduced 0 case distinctions, treesize of input 508 treesize of output 172 [2022-11-03 03:04:11,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:04:11,933 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 57 select indices, 57 select index equivalence classes, 624 disjoint index pairs (out of 1596 index pairs), introduced 57 new quantified variables, introduced 0 case distinctions, treesize of input 508 treesize of output 172 [2022-11-03 03:05:02,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:05:02,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:05:02,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:05:02,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:05:02,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:05:02,419 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 17 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 53 [2022-11-03 03:05:02,426 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 03:05:02,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:05:02,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:05:02,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:05:02,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:05:02,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:05:02,442 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 22 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 44 [2022-11-03 03:05:02,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:05:02,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:05:02,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:05:02,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:05:02,466 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 35 [2022-11-03 03:05:02,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:05:02,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:05:02,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:05:02,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:05:02,477 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 47 [2022-11-03 03:05:02,487 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 03:05:02,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:05:02,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:05:02,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:05:02,863 INFO L356 Elim1Store]: treesize reduction 242, result has 33.9 percent of original size [2022-11-03 03:05:02,863 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 175 treesize of output 221 [2022-11-03 03:05:02,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:05:02,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:05:02,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 03:05:03,129 INFO L356 Elim1Store]: treesize reduction 126, result has 53.7 percent of original size [2022-11-03 03:05:03,129 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 219 treesize of output 287 [2022-11-03 03:05:03,203 INFO L356 Elim1Store]: treesize reduction 54, result has 34.9 percent of original size [2022-11-03 03:05:03,203 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 51 [2022-11-03 03:05:03,246 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 15 [2022-11-03 03:05:03,774 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 15 [2022-11-03 03:05:04,657 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