./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.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_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/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_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/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_97b9406a-f674-45da-b6a3-583786e2a90c/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 ed28fe99994604a1173e3d4f71ab5b1542eccb5293571b04f5dd99c12a84c046 --- 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 02:11:31,623 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:11:31,625 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:11:31,672 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:11:31,673 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:11:31,678 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:11:31,681 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:11:31,684 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:11:31,686 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:11:31,687 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:11:31,689 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:11:31,691 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:11:31,693 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:11:31,697 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:11:31,699 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:11:31,700 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:11:31,702 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:11:31,709 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:11:31,710 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:11:31,712 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:11:31,717 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:11:31,719 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:11:31,720 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:11:31,721 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:11:31,724 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:11:31,725 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:11:31,725 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:11:31,726 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:11:31,727 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:11:31,728 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:11:31,728 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:11:31,729 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:11:31,730 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:11:31,731 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:11:31,732 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:11:31,733 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:11:31,733 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:11:31,734 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:11:31,734 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:11:31,735 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:11:31,736 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:11:31,737 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 02:11:31,760 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:11:31,760 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:11:31,761 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:11:31,761 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:11:31,762 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:11:31,762 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:11:31,762 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:11:31,763 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:11:31,763 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:11:31,763 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 02:11:31,763 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:11:31,764 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:11:31,764 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 02:11:31,764 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 02:11:31,764 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:11:31,765 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 02:11:31,765 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 02:11:31,765 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 02:11:31,766 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:11:31,766 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 02:11:31,766 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:11:31,767 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:11:31,767 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:11:31,767 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:11:31,767 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:11:31,768 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:11:31,768 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:11:31,768 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:11:31,768 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:11:31,769 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:11:31,769 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:11:31,769 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 02:11:31,769 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:11:31,770 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:11:31,770 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 02:11:31,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 02:11:31,770 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:11:31,771 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:11:31,771 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_97b9406a-f674-45da-b6a3-583786e2a90c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ed28fe99994604a1173e3d4f71ab5b1542eccb5293571b04f5dd99c12a84c046 [2022-11-03 02:11:32,097 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:11:32,132 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:11:32,135 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:11:32,136 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:11:32,137 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:11:32,139 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i [2022-11-03 02:11:32,227 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/data/b5a9a577e/0c17fb2d588e4acc93db69b23a618848/FLAGa80c8af93 [2022-11-03 02:11:33,149 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:11:33,152 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i [2022-11-03 02:11:33,218 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/data/b5a9a577e/0c17fb2d588e4acc93db69b23a618848/FLAGa80c8af93 [2022-11-03 02:11:33,589 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/data/b5a9a577e/0c17fb2d588e4acc93db69b23a618848 [2022-11-03 02:11:33,595 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:11:33,597 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:11:33,599 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:11:33,599 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:11:33,607 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:11:33,608 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:11:33" (1/1) ... [2022-11-03 02:11:33,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6057ecd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:11:33, skipping insertion in model container [2022-11-03 02:11:33,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:11:33" (1/1) ... [2022-11-03 02:11:33,619 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:11:33,781 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:11:35,916 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_97b9406a-f674-45da-b6a3-583786e2a90c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i[275280,275293] [2022-11-03 02:11:35,989 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:11:36,037 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 02:11:36,526 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_97b9406a-f674-45da-b6a3-583786e2a90c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i[275280,275293] [2022-11-03 02:11:36,538 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:11:36,690 INFO L208 MainTranslator]: Completed translation [2022-11-03 02:11:36,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:11:36 WrapperNode [2022-11-03 02:11:36,691 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:11:36,692 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 02:11:36,692 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 02:11:36,693 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 02:11:36,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:11:36" (1/1) ... [2022-11-03 02:11:36,799 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:11:36" (1/1) ... [2022-11-03 02:11:36,954 INFO L138 Inliner]: procedures = 224, calls = 1230, calls flagged for inlining = 123, calls inlined = 120, statements flattened = 3550 [2022-11-03 02:11:36,955 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 02:11:36,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 02:11:36,956 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 02:11:36,956 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 02:11:36,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:11:36" (1/1) ... [2022-11-03 02:11:36,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:11:36" (1/1) ... [2022-11-03 02:11:37,006 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:11:36" (1/1) ... [2022-11-03 02:11:37,011 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:11:36" (1/1) ... [2022-11-03 02:11:37,123 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:11:36" (1/1) ... [2022-11-03 02:11:37,137 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:11:36" (1/1) ... [2022-11-03 02:11:37,209 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:11:36" (1/1) ... [2022-11-03 02:11:37,229 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:11:36" (1/1) ... [2022-11-03 02:11:37,260 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 02:11:37,261 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 02:11:37,262 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 02:11:37,262 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 02:11:37,263 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:11:36" (1/1) ... [2022-11-03 02:11:37,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:11:37,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:11:37,322 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 02:11:37,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 02:11:37,378 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-03 02:11:37,378 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-03 02:11:37,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-03 02:11:37,379 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2022-11-03 02:11:37,379 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2022-11-03 02:11:37,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-03 02:11:37,379 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-03 02:11:37,379 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-03 02:11:37,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-03 02:11:37,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-03 02:11:37,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-03 02:11:37,380 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-03 02:11:37,381 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-03 02:11:37,381 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-03 02:11:37,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-11-03 02:11:37,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-11-03 02:11:37,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-03 02:11:37,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-03 02:11:37,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-03 02:11:37,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-03 02:11:37,383 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-03 02:11:37,383 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-03 02:11:37,383 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-03 02:11:37,384 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-03 02:11:37,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-03 02:11:37,384 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-03 02:11:37,384 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-03 02:11:37,385 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-03 02:11:37,385 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-03 02:11:37,385 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-03 02:11:37,385 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-03 02:11:37,385 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-03 02:11:37,386 INFO L130 BoogieDeclarations]: Found specification of procedure rr_init1 [2022-11-03 02:11:37,386 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_init1 [2022-11-03 02:11:37,386 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-03 02:11:37,386 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-03 02:11:37,386 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-11-03 02:11:37,387 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-11-03 02:11:37,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 02:11:37,387 INFO L130 BoogieDeclarations]: Found specification of procedure rr_ioctl [2022-11-03 02:11:37,387 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_ioctl [2022-11-03 02:11:37,387 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-03 02:11:37,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 02:11:37,388 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-11-03 02:11:37,388 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-11-03 02:11:37,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-11-03 02:11:37,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-11-03 02:11:37,390 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-03 02:11:37,391 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-03 02:11:37,392 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-03 02:11:37,392 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-03 02:11:37,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 02:11:37,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 02:11:37,394 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2022-11-03 02:11:37,394 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2022-11-03 02:11:37,394 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2022-11-03 02:11:37,395 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2022-11-03 02:11:37,395 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-03 02:11:37,395 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-03 02:11:37,397 INFO L130 BoogieDeclarations]: Found specification of procedure set_rraddr [2022-11-03 02:11:37,397 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rraddr [2022-11-03 02:11:37,397 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-03 02:11:37,397 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-03 02:11:37,398 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-03 02:11:37,398 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-03 02:11:37,398 INFO L130 BoogieDeclarations]: Found specification of procedure rr_read_eeprom_word [2022-11-03 02:11:37,398 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_read_eeprom_word [2022-11-03 02:11:37,398 INFO L130 BoogieDeclarations]: Found specification of procedure hippi_mac_addr [2022-11-03 02:11:37,399 INFO L138 BoogieDeclarations]: Found implementation of procedure hippi_mac_addr [2022-11-03 02:11:37,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-03 02:11:37,399 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-03 02:11:37,399 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-03 02:11:37,400 INFO L130 BoogieDeclarations]: Found specification of procedure rr_read_eeprom [2022-11-03 02:11:37,400 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_read_eeprom [2022-11-03 02:11:37,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-03 02:11:37,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 02:11:37,401 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-03 02:11:37,401 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-03 02:11:37,401 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-03 02:11:37,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-03 02:11:37,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-03 02:11:37,402 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-03 02:11:37,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-03 02:11:37,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-03 02:11:37,404 INFO L130 BoogieDeclarations]: Found specification of procedure hippi_change_mtu [2022-11-03 02:11:37,404 INFO L138 BoogieDeclarations]: Found implementation of procedure hippi_change_mtu [2022-11-03 02:11:37,404 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-03 02:11:37,404 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-03 02:11:37,405 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-03 02:11:37,405 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-03 02:11:37,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 02:11:37,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-03 02:11:37,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-03 02:11:37,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-03 02:11:37,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-03 02:11:37,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 02:11:37,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-03 02:11:37,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-03 02:11:37,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 02:11:37,409 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-03 02:11:37,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-03 02:11:37,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 02:11:37,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-11-03 02:11:37,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-11-03 02:11:37,410 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2022-11-03 02:11:37,410 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2022-11-03 02:11:37,410 INFO L130 BoogieDeclarations]: Found specification of procedure rr_raz_tx [2022-11-03 02:11:37,411 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_raz_tx [2022-11-03 02:11:37,411 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-03 02:11:37,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-03 02:11:37,413 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-03 02:11:37,416 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-03 02:11:37,416 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-03 02:11:37,416 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-03 02:11:37,416 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-03 02:11:37,417 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-03 02:11:37,418 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-03 02:11:37,420 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-03 02:11:37,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 02:11:37,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 02:11:37,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 02:11:37,426 INFO L130 BoogieDeclarations]: Found specification of procedure rr_raz_rx [2022-11-03 02:11:37,427 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_raz_rx [2022-11-03 02:11:38,218 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 02:11:38,221 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 02:11:39,540 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-03 02:11:41,140 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 02:11:41,815 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 02:11:41,815 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-03 02:11:41,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:11:41 BoogieIcfgContainer [2022-11-03 02:11:41,820 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 02:11:41,822 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 02:11:41,822 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 02:11:41,826 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 02:11:41,826 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 02:11:33" (1/3) ... [2022-11-03 02:11:41,827 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e8e4832 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:11:41, skipping insertion in model container [2022-11-03 02:11:41,827 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:11:36" (2/3) ... [2022-11-03 02:11:41,827 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e8e4832 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:11:41, skipping insertion in model container [2022-11-03 02:11:41,827 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:11:41" (3/3) ... [2022-11-03 02:11:41,828 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--hippi--rrunner.ko-entry_point.cil.out.i [2022-11-03 02:11:41,847 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 02:11:41,847 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 02:11:41,916 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 02:11:41,922 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;@78d68c79, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 02:11:41,922 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 02:11:41,929 INFO L276 IsEmpty]: Start isEmpty. Operand has 948 states, 543 states have (on average 1.3425414364640884) internal successors, (729), 568 states have internal predecessors, (729), 351 states have call successors, (351), 53 states have call predecessors, (351), 52 states have return successors, (345), 335 states have call predecessors, (345), 345 states have call successors, (345) [2022-11-03 02:11:41,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-03 02:11:41,946 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:11:41,947 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-03 02:11:41,947 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:11:41,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:11:41,952 INFO L85 PathProgramCache]: Analyzing trace with hash 1008888361, now seen corresponding path program 1 times [2022-11-03 02:11:41,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:11:41,963 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001599896] [2022-11-03 02:11:41,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:11:41,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:11:42,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:11:42,882 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-11-03 02:11:42,883 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:11:42,883 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001599896] [2022-11-03 02:11:42,886 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2001599896] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:11:42,887 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:11:42,887 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:11:42,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342404441] [2022-11-03 02:11:42,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:11:42,897 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:11:42,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:11:42,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:11:42,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:11:42,940 INFO L87 Difference]: Start difference. First operand has 948 states, 543 states have (on average 1.3425414364640884) internal successors, (729), 568 states have internal predecessors, (729), 351 states have call successors, (351), 53 states have call predecessors, (351), 52 states have return successors, (345), 335 states have call predecessors, (345), 345 states have call successors, (345) Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-03 02:11:43,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:11:43,961 INFO L93 Difference]: Finished difference Result 2524 states and 3815 transitions. [2022-11-03 02:11:43,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:11:43,964 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 93 [2022-11-03 02:11:43,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:11:43,993 INFO L225 Difference]: With dead ends: 2524 [2022-11-03 02:11:43,993 INFO L226 Difference]: Without dead ends: 1568 [2022-11-03 02:11:44,007 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 02:11:44,010 INFO L413 NwaCegarLoop]: 1526 mSDtfsCounter, 991 mSDsluCounter, 1342 mSDsCounter, 0 mSdLazyCounter, 274 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 991 SdHoareTripleChecker+Valid, 2757 SdHoareTripleChecker+Invalid, 281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 274 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-03 02:11:44,011 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [991 Valid, 2757 Invalid, 281 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 274 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-03 02:11:44,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1568 states. [2022-11-03 02:11:44,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1568 to 1561. [2022-11-03 02:11:44,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1561 states, 898 states have (on average 1.3251670378619154) internal successors, (1190), 934 states have internal predecessors, (1190), 570 states have call successors, (570), 93 states have call predecessors, (570), 92 states have return successors, (569), 546 states have call predecessors, (569), 569 states have call successors, (569) [2022-11-03 02:11:44,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1561 states and 2329 transitions. [2022-11-03 02:11:44,283 INFO L78 Accepts]: Start accepts. Automaton has 1561 states and 2329 transitions. Word has length 93 [2022-11-03 02:11:44,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:11:44,284 INFO L495 AbstractCegarLoop]: Abstraction has 1561 states and 2329 transitions. [2022-11-03 02:11:44,284 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-03 02:11:44,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1561 states and 2329 transitions. [2022-11-03 02:11:44,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-03 02:11:44,299 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:11:44,300 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-03 02:11:44,300 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 02:11:44,300 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:11:44,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:11:44,302 INFO L85 PathProgramCache]: Analyzing trace with hash -68808786, now seen corresponding path program 1 times [2022-11-03 02:11:44,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:11:44,303 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692346616] [2022-11-03 02:11:44,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:11:44,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:11:44,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:11:45,077 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-11-03 02:11:45,077 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:11:45,077 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692346616] [2022-11-03 02:11:45,078 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [692346616] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:11:45,078 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:11:45,078 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:11:45,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769690437] [2022-11-03 02:11:45,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:11:45,080 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:11:45,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:11:45,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:11:45,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:11:45,082 INFO L87 Difference]: Start difference. First operand 1561 states and 2329 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-11-03 02:11:46,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:11:46,348 INFO L93 Difference]: Finished difference Result 4660 states and 6959 transitions. [2022-11-03 02:11:46,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 02:11:46,349 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 113 [2022-11-03 02:11:46,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:11:46,376 INFO L225 Difference]: With dead ends: 4660 [2022-11-03 02:11:46,376 INFO L226 Difference]: Without dead ends: 3116 [2022-11-03 02:11:46,415 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-03 02:11:46,418 INFO L413 NwaCegarLoop]: 1612 mSDtfsCounter, 1371 mSDsluCounter, 4824 mSDsCounter, 0 mSdLazyCounter, 504 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1375 SdHoareTripleChecker+Valid, 6080 SdHoareTripleChecker+Invalid, 507 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 504 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-03 02:11:46,420 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1375 Valid, 6080 Invalid, 507 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 504 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-03 02:11:46,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3116 states. [2022-11-03 02:11:46,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3116 to 3100. [2022-11-03 02:11:46,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3100 states, 1787 states have (on average 1.3256855064353665) internal successors, (2369), 1860 states have internal predecessors, (2369), 1128 states have call successors, (1128), 185 states have call predecessors, (1128), 184 states have return successors, (1127), 1080 states have call predecessors, (1127), 1127 states have call successors, (1127) [2022-11-03 02:11:46,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3100 states to 3100 states and 4624 transitions. [2022-11-03 02:11:46,747 INFO L78 Accepts]: Start accepts. Automaton has 3100 states and 4624 transitions. Word has length 113 [2022-11-03 02:11:46,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:11:46,748 INFO L495 AbstractCegarLoop]: Abstraction has 3100 states and 4624 transitions. [2022-11-03 02:11:46,748 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 4 states have internal predecessors, (46), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-11-03 02:11:46,748 INFO L276 IsEmpty]: Start isEmpty. Operand 3100 states and 4624 transitions. [2022-11-03 02:11:46,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-03 02:11:46,751 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:11:46,752 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-03 02:11:46,752 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 02:11:46,752 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:11:46,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:11:46,753 INFO L85 PathProgramCache]: Analyzing trace with hash 854440609, now seen corresponding path program 1 times [2022-11-03 02:11:46,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:11:46,753 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691852321] [2022-11-03 02:11:46,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:11:46,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:11:46,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:11:47,206 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-11-03 02:11:47,206 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:11:47,207 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691852321] [2022-11-03 02:11:47,207 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [691852321] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:11:47,207 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:11:47,207 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:11:47,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820572827] [2022-11-03 02:11:47,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:11:47,209 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:11:47,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:11:47,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:11:47,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:11:47,210 INFO L87 Difference]: Start difference. First operand 3100 states and 4624 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-11-03 02:11:48,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:11:48,351 INFO L93 Difference]: Finished difference Result 6209 states and 9260 transitions. [2022-11-03 02:11:48,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 02:11:48,352 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 114 [2022-11-03 02:11:48,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:11:48,371 INFO L225 Difference]: With dead ends: 6209 [2022-11-03 02:11:48,371 INFO L226 Difference]: Without dead ends: 3126 [2022-11-03 02:11:48,386 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-03 02:11:48,391 INFO L413 NwaCegarLoop]: 1612 mSDtfsCounter, 1369 mSDsluCounter, 4824 mSDsCounter, 0 mSdLazyCounter, 504 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1373 SdHoareTripleChecker+Valid, 6080 SdHoareTripleChecker+Invalid, 507 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 504 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-03 02:11:48,394 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1373 Valid, 6080 Invalid, 507 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 504 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-03 02:11:48,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3126 states. [2022-11-03 02:11:48,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3126 to 3110. [2022-11-03 02:11:48,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3110 states, 1795 states have (on average 1.3242339832869081) internal successors, (2377), 1868 states have internal predecessors, (2377), 1128 states have call successors, (1128), 187 states have call predecessors, (1128), 186 states have return successors, (1127), 1080 states have call predecessors, (1127), 1127 states have call successors, (1127) [2022-11-03 02:11:48,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3110 states to 3110 states and 4632 transitions. [2022-11-03 02:11:48,678 INFO L78 Accepts]: Start accepts. Automaton has 3110 states and 4632 transitions. Word has length 114 [2022-11-03 02:11:48,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:11:48,678 INFO L495 AbstractCegarLoop]: Abstraction has 3110 states and 4632 transitions. [2022-11-03 02:11:48,679 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-11-03 02:11:48,679 INFO L276 IsEmpty]: Start isEmpty. Operand 3110 states and 4632 transitions. [2022-11-03 02:11:48,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-03 02:11:48,684 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:11:48,684 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-03 02:11:48,685 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-03 02:11:48,685 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:11:48,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:11:48,687 INFO L85 PathProgramCache]: Analyzing trace with hash -1563424802, now seen corresponding path program 1 times [2022-11-03 02:11:48,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:11:48,687 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772720338] [2022-11-03 02:11:48,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:11:48,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:11:48,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:11:49,163 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-11-03 02:11:49,163 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:11:49,164 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772720338] [2022-11-03 02:11:49,164 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772720338] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:11:49,164 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:11:49,164 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:11:49,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582090554] [2022-11-03 02:11:49,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:11:49,167 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:11:49,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:11:49,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:11:49,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:11:49,169 INFO L87 Difference]: Start difference. First operand 3110 states and 4632 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-11-03 02:11:50,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:11:50,872 INFO L93 Difference]: Finished difference Result 7784 states and 11585 transitions. [2022-11-03 02:11:50,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 02:11:50,873 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 112 [2022-11-03 02:11:50,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:11:50,914 INFO L225 Difference]: With dead ends: 7784 [2022-11-03 02:11:50,914 INFO L226 Difference]: Without dead ends: 4691 [2022-11-03 02:11:50,933 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-03 02:11:50,938 INFO L413 NwaCegarLoop]: 2154 mSDtfsCounter, 1373 mSDsluCounter, 6032 mSDsCounter, 0 mSdLazyCounter, 691 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1377 SdHoareTripleChecker+Valid, 7708 SdHoareTripleChecker+Invalid, 694 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 691 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-03 02:11:50,941 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1377 Valid, 7708 Invalid, 694 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 691 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-03 02:11:50,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4691 states. [2022-11-03 02:11:51,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4691 to 4637. [2022-11-03 02:11:51,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4637 states, 2676 states have (on average 1.3258594917787743) internal successors, (3548), 2790 states have internal predecessors, (3548), 1682 states have call successors, (1682), 279 states have call predecessors, (1682), 278 states have return successors, (1681), 1606 states have call predecessors, (1681), 1681 states have call successors, (1681) [2022-11-03 02:11:51,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4637 states to 4637 states and 6911 transitions. [2022-11-03 02:11:51,422 INFO L78 Accepts]: Start accepts. Automaton has 4637 states and 6911 transitions. Word has length 112 [2022-11-03 02:11:51,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:11:51,422 INFO L495 AbstractCegarLoop]: Abstraction has 4637 states and 6911 transitions. [2022-11-03 02:11:51,423 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-11-03 02:11:51,423 INFO L276 IsEmpty]: Start isEmpty. Operand 4637 states and 6911 transitions. [2022-11-03 02:11:51,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-11-03 02:11:51,425 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:11:51,425 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-03 02:11:51,426 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-03 02:11:51,426 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:11:51,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:11:51,427 INFO L85 PathProgramCache]: Analyzing trace with hash 1245193937, now seen corresponding path program 1 times [2022-11-03 02:11:51,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:11:51,427 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664835580] [2022-11-03 02:11:51,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:11:51,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:11:51,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:11:51,781 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-11-03 02:11:51,782 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:11:51,782 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664835580] [2022-11-03 02:11:51,782 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1664835580] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:11:51,782 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:11:51,783 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:11:51,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904652773] [2022-11-03 02:11:51,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:11:51,784 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 02:11:51,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:11:51,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 02:11:51,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:11:51,786 INFO L87 Difference]: Start difference. First operand 4637 states and 6911 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-11-03 02:11:53,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:11:53,203 INFO L93 Difference]: Finished difference Result 7898 states and 11689 transitions. [2022-11-03 02:11:53,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 02:11:53,205 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 115 [2022-11-03 02:11:53,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:11:53,240 INFO L225 Difference]: With dead ends: 7898 [2022-11-03 02:11:53,240 INFO L226 Difference]: Without dead ends: 4335 [2022-11-03 02:11:53,258 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-03 02:11:53,259 INFO L413 NwaCegarLoop]: 1612 mSDtfsCounter, 1367 mSDsluCounter, 4824 mSDsCounter, 0 mSdLazyCounter, 504 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1371 SdHoareTripleChecker+Valid, 6080 SdHoareTripleChecker+Invalid, 507 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 504 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-03 02:11:53,260 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1371 Valid, 6080 Invalid, 507 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 504 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-03 02:11:53,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4335 states. [2022-11-03 02:11:53,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4335 to 4307. [2022-11-03 02:11:53,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4307 states, 2456 states have (on average 1.3118892508143323) internal successors, (3222), 2540 states have internal predecessors, (3222), 1577 states have call successors, (1577), 274 states have call predecessors, (1577), 273 states have return successors, (1576), 1523 states have call predecessors, (1576), 1576 states have call successors, (1576) [2022-11-03 02:11:53,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4307 states to 4307 states and 6375 transitions. [2022-11-03 02:11:53,651 INFO L78 Accepts]: Start accepts. Automaton has 4307 states and 6375 transitions. Word has length 115 [2022-11-03 02:11:53,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:11:53,651 INFO L495 AbstractCegarLoop]: Abstraction has 4307 states and 6375 transitions. [2022-11-03 02:11:53,652 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-11-03 02:11:53,652 INFO L276 IsEmpty]: Start isEmpty. Operand 4307 states and 6375 transitions. [2022-11-03 02:11:53,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-11-03 02:11:53,655 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:11:53,655 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:11:53,656 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-03 02:11:53,656 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:11:53,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:11:53,657 INFO L85 PathProgramCache]: Analyzing trace with hash 202484719, now seen corresponding path program 1 times [2022-11-03 02:11:53,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:11:53,657 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789903085] [2022-11-03 02:11:53,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:11:53,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:11:53,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:11:54,310 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2022-11-03 02:11:54,311 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:11:54,311 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789903085] [2022-11-03 02:11:54,311 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789903085] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:11:54,312 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1790824178] [2022-11-03 02:11:54,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:11:54,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:11:54,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:11:54,318 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:11:54,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-03 02:11:55,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:11:55,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 1894 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-03 02:11:55,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:11:55,346 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-11-03 02:11:55,346 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:11:55,346 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1790824178] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:11:55,347 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-03 02:11:55,347 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2022-11-03 02:11:55,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533966354] [2022-11-03 02:11:55,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:11:55,349 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-03 02:11:55,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:11:55,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-03 02:11:55,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2022-11-03 02:11:55,350 INFO L87 Difference]: Start difference. First operand 4307 states and 6375 transitions. Second operand has 7 states, 7 states have (on average 8.0) internal successors, (56), 5 states have internal predecessors, (56), 3 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-03 02:11:57,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:11:57,350 INFO L93 Difference]: Finished difference Result 10222 states and 15133 transitions. [2022-11-03 02:11:57,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-03 02:11:57,351 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 5 states have internal predecessors, (56), 3 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) Word has length 125 [2022-11-03 02:11:57,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:11:57,407 INFO L225 Difference]: With dead ends: 10222 [2022-11-03 02:11:57,407 INFO L226 Difference]: Without dead ends: 7119 [2022-11-03 02:11:57,427 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=68, Invalid=312, Unknown=0, NotChecked=0, Total=380 [2022-11-03 02:11:57,429 INFO L413 NwaCegarLoop]: 1834 mSDtfsCounter, 1401 mSDsluCounter, 9310 mSDsCounter, 0 mSdLazyCounter, 945 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1405 SdHoareTripleChecker+Valid, 10420 SdHoareTripleChecker+Invalid, 947 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 945 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-03 02:11:57,429 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1405 Valid, 10420 Invalid, 947 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 945 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-03 02:11:57,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7119 states. [2022-11-03 02:11:58,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7119 to 7057. [2022-11-03 02:11:58,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7057 states, 4018 states have (on average 1.3106022896963663) internal successors, (5266), 4158 states have internal predecessors, (5266), 2584 states have call successors, (2584), 451 states have call predecessors, (2584), 454 states have return successors, (2593), 2496 states have call predecessors, (2593), 2583 states have call successors, (2593) [2022-11-03 02:11:58,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7057 states to 7057 states and 10443 transitions. [2022-11-03 02:11:58,276 INFO L78 Accepts]: Start accepts. Automaton has 7057 states and 10443 transitions. Word has length 125 [2022-11-03 02:11:58,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:11:58,278 INFO L495 AbstractCegarLoop]: Abstraction has 7057 states and 10443 transitions. [2022-11-03 02:11:58,279 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 5 states have internal predecessors, (56), 3 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-03 02:11:58,279 INFO L276 IsEmpty]: Start isEmpty. Operand 7057 states and 10443 transitions. [2022-11-03 02:11:58,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-11-03 02:11:58,283 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:11:58,284 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-03 02:11:58,334 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-03 02:11:58,484 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:11:58,485 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:11:58,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:11:58,485 INFO L85 PathProgramCache]: Analyzing trace with hash -446749276, now seen corresponding path program 1 times [2022-11-03 02:11:58,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:11:58,486 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453789966] [2022-11-03 02:11:58,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:11:58,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:11:58,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:11:59,079 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-11-03 02:11:59,080 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:11:59,080 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453789966] [2022-11-03 02:11:59,080 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453789966] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:11:59,080 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [54335850] [2022-11-03 02:11:59,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:11:59,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:11:59,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:11:59,085 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:11:59,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-03 02:12:00,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:12:00,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 1896 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-03 02:12:00,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:12:00,195 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-11-03 02:12:00,195 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:12:00,196 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [54335850] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:12:00,196 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-03 02:12:00,196 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2022-11-03 02:12:00,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586409336] [2022-11-03 02:12:00,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:12:00,197 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-03 02:12:00,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:12:00,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-03 02:12:00,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2022-11-03 02:12:00,198 INFO L87 Difference]: Start difference. First operand 7057 states and 10443 transitions. Second operand has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 5 states have internal predecessors, (57), 3 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-03 02:12:02,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:12:02,034 INFO L93 Difference]: Finished difference Result 15744 states and 23289 transitions. [2022-11-03 02:12:02,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-03 02:12:02,035 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 5 states have internal predecessors, (57), 3 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) Word has length 126 [2022-11-03 02:12:02,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:12:02,117 INFO L225 Difference]: With dead ends: 15744 [2022-11-03 02:12:02,118 INFO L226 Difference]: Without dead ends: 9891 [2022-11-03 02:12:02,151 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2022-11-03 02:12:02,152 INFO L413 NwaCegarLoop]: 2071 mSDtfsCounter, 1401 mSDsluCounter, 10330 mSDsCounter, 0 mSdLazyCounter, 1052 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1405 SdHoareTripleChecker+Valid, 11593 SdHoareTripleChecker+Invalid, 1054 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1052 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-03 02:12:02,153 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1405 Valid, 11593 Invalid, 1054 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1052 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-03 02:12:02,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9891 states. [2022-11-03 02:12:02,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9891 to 9817. [2022-11-03 02:12:02,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9817 states, 5586 states have (on average 1.309702828499821) internal successors, (7316), 5788 states have internal predecessors, (7316), 3591 states have call successors, (3591), 628 states have call predecessors, (3591), 639 states have return successors, (3616), 3467 states have call predecessors, (3616), 3590 states have call successors, (3616) [2022-11-03 02:12:02,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9817 states to 9817 states and 14523 transitions. [2022-11-03 02:12:02,998 INFO L78 Accepts]: Start accepts. Automaton has 9817 states and 14523 transitions. Word has length 126 [2022-11-03 02:12:02,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:12:02,998 INFO L495 AbstractCegarLoop]: Abstraction has 9817 states and 14523 transitions. [2022-11-03 02:12:02,999 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.142857142857142) internal successors, (57), 5 states have internal predecessors, (57), 3 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-03 02:12:02,999 INFO L276 IsEmpty]: Start isEmpty. Operand 9817 states and 14523 transitions. [2022-11-03 02:12:03,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-11-03 02:12:03,003 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:12:03,004 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-03 02:12:03,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-03 02:12:03,224 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:12:03,225 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:12:03,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:12:03,225 INFO L85 PathProgramCache]: Analyzing trace with hash -384930538, now seen corresponding path program 1 times [2022-11-03 02:12:03,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:12:03,225 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125377467] [2022-11-03 02:12:03,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:12:03,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:12:03,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:12:03,783 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-11-03 02:12:03,784 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:12:03,784 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125377467] [2022-11-03 02:12:03,784 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1125377467] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:12:03,784 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1686901089] [2022-11-03 02:12:03,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:12:03,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:12:03,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:12:03,786 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:12:03,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-03 02:12:04,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:12:04,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 1898 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-03 02:12:04,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:12:04,787 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-11-03 02:12:04,787 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:12:04,787 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1686901089] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:12:04,787 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-03 02:12:04,788 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2022-11-03 02:12:04,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814008118] [2022-11-03 02:12:04,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:12:04,789 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-03 02:12:04,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:12:04,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-03 02:12:04,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2022-11-03 02:12:04,791 INFO L87 Difference]: Start difference. First operand 9817 states and 14523 transitions. Second operand has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 5 states have internal predecessors, (58), 3 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-03 02:12:07,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:12:07,072 INFO L93 Difference]: Finished difference Result 21260 states and 31441 transitions. [2022-11-03 02:12:07,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-03 02:12:07,073 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 5 states have internal predecessors, (58), 3 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) Word has length 127 [2022-11-03 02:12:07,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:12:07,157 INFO L225 Difference]: With dead ends: 21260 [2022-11-03 02:12:07,157 INFO L226 Difference]: Without dead ends: 12647 [2022-11-03 02:12:07,197 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2022-11-03 02:12:07,197 INFO L413 NwaCegarLoop]: 2076 mSDtfsCounter, 1401 mSDsluCounter, 10358 mSDsCounter, 0 mSdLazyCounter, 1063 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1405 SdHoareTripleChecker+Valid, 11618 SdHoareTripleChecker+Invalid, 1065 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1063 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-03 02:12:07,198 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1405 Valid, 11618 Invalid, 1065 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1063 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-03 02:12:07,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12647 states. [2022-11-03 02:12:08,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12647 to 9819. [2022-11-03 02:12:08,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9819 states, 5588 states have (on average 1.3095919828203293) internal successors, (7318), 5788 states have internal predecessors, (7318), 3591 states have call successors, (3591), 628 states have call predecessors, (3591), 639 states have return successors, (3616), 3469 states have call predecessors, (3616), 3590 states have call successors, (3616) [2022-11-03 02:12:08,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9819 states to 9819 states and 14525 transitions. [2022-11-03 02:12:08,456 INFO L78 Accepts]: Start accepts. Automaton has 9819 states and 14525 transitions. Word has length 127 [2022-11-03 02:12:08,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:12:08,457 INFO L495 AbstractCegarLoop]: Abstraction has 9819 states and 14525 transitions. [2022-11-03 02:12:08,458 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 5 states have internal predecessors, (58), 3 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-03 02:12:08,458 INFO L276 IsEmpty]: Start isEmpty. Operand 9819 states and 14525 transitions. [2022-11-03 02:12:08,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-03 02:12:08,463 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:12:08,463 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-03 02:12:08,518 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-03 02:12:08,676 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2022-11-03 02:12:08,677 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:12:08,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:12:08,677 INFO L85 PathProgramCache]: Analyzing trace with hash 244686443, now seen corresponding path program 1 times [2022-11-03 02:12:08,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:12:08,678 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020118066] [2022-11-03 02:12:08,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:12:08,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:12:08,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:12:09,270 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-11-03 02:12:09,270 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:12:09,270 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020118066] [2022-11-03 02:12:09,271 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1020118066] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:12:09,271 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [842060510] [2022-11-03 02:12:09,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:12:09,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:12:09,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:12:09,273 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:12:09,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-03 02:12:10,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:12:10,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 1900 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-03 02:12:10,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:12:10,296 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-11-03 02:12:10,297 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:12:10,297 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [842060510] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:12:10,298 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-03 02:12:10,298 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2022-11-03 02:12:10,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169540229] [2022-11-03 02:12:10,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:12:10,300 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-03 02:12:10,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:12:10,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-03 02:12:10,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2022-11-03 02:12:10,302 INFO L87 Difference]: Start difference. First operand 9819 states and 14525 transitions. Second operand has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 5 states have internal predecessors, (59), 3 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-03 02:12:12,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:12:12,558 INFO L93 Difference]: Finished difference Result 21266 states and 31447 transitions. [2022-11-03 02:12:12,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-03 02:12:12,559 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 5 states have internal predecessors, (59), 3 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) Word has length 128 [2022-11-03 02:12:12,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:12:12,640 INFO L225 Difference]: With dead ends: 21266 [2022-11-03 02:12:12,640 INFO L226 Difference]: Without dead ends: 12651 [2022-11-03 02:12:12,684 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2022-11-03 02:12:12,685 INFO L413 NwaCegarLoop]: 2071 mSDtfsCounter, 1401 mSDsluCounter, 10330 mSDsCounter, 0 mSdLazyCounter, 1052 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1405 SdHoareTripleChecker+Valid, 11593 SdHoareTripleChecker+Invalid, 1054 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1052 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-03 02:12:12,685 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1405 Valid, 11593 Invalid, 1054 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1052 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-03 02:12:12,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12651 states. [2022-11-03 02:12:13,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12651 to 9821. [2022-11-03 02:12:13,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9821 states, 5590 states have (on average 1.3094812164579606) internal successors, (7320), 5788 states have internal predecessors, (7320), 3591 states have call successors, (3591), 628 states have call predecessors, (3591), 639 states have return successors, (3616), 3471 states have call predecessors, (3616), 3590 states have call successors, (3616) [2022-11-03 02:12:13,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9821 states to 9821 states and 14527 transitions. [2022-11-03 02:12:13,701 INFO L78 Accepts]: Start accepts. Automaton has 9821 states and 14527 transitions. Word has length 128 [2022-11-03 02:12:13,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:12:13,702 INFO L495 AbstractCegarLoop]: Abstraction has 9821 states and 14527 transitions. [2022-11-03 02:12:13,702 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 5 states have internal predecessors, (59), 3 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-03 02:12:13,703 INFO L276 IsEmpty]: Start isEmpty. Operand 9821 states and 14527 transitions. [2022-11-03 02:12:13,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-11-03 02:12:13,708 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:12:13,708 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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] [2022-11-03 02:12:13,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-03 02:12:13,936 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:12:13,937 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:12:13,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:12:13,937 INFO L85 PathProgramCache]: Analyzing trace with hash 154183929, now seen corresponding path program 1 times [2022-11-03 02:12:13,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:12:13,937 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664562811] [2022-11-03 02:12:13,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:12:13,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:12:14,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:12:14,493 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 18 proven. 8 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2022-11-03 02:12:14,493 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:12:14,494 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664562811] [2022-11-03 02:12:14,494 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1664562811] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:12:14,494 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1859759045] [2022-11-03 02:12:14,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:12:14,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:12:14,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:12:14,497 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:12:14,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97b9406a-f674-45da-b6a3-583786e2a90c/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-03 02:12:15,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:12:15,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 1967 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-03 02:12:15,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:12:15,521 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-11-03 02:12:15,521 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 02:12:16,001 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2022-11-03 02:12:16,001 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1859759045] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 02:12:16,002 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2034149578] [2022-11-03 02:12:16,039 INFO L159 IcfgInterpreter]: Started Sifa with 80 locations of interest [2022-11-03 02:12:16,039 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 02:12:16,045 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 02:12:16,052 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 02:12:16,053 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 02:12:18,447 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 9 treesize of output 11 [2022-11-03 02:12:18,547 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 9 treesize of output 11 [2022-11-03 02:12:18,699 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 9 treesize of output 11 [2022-11-03 02:12:18,813 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 9 treesize of output 11 [2022-11-03 02:12:19,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:19,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:19,512 INFO L244 Elim1Store]: Index analysis took 436 ms [2022-11-03 02:12:34,708 WARN L234 SmtUtils]: Spent 15.16s on a formula simplification. DAG size of input: 1102 DAG size of output: 643 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-03 02:12:34,712 INFO L356 Elim1Store]: treesize reduction 2107, result has 34.3 percent of original size [2022-11-03 02:12:34,714 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 92 select indices, 92 select index equivalence classes, 4190 disjoint index pairs (out of 4186 index pairs), introduced 92 new quantified variables, introduced 92 case distinctions, treesize of input 470 treesize of output 1384 [2022-11-03 02:12:36,367 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 9 treesize of output 11 [2022-11-03 02:12:37,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:37,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:12:37,772 INFO L244 Elim1Store]: Index analysis took 1015 ms [2022-11-03 02:13:04,138 WARN L234 SmtUtils]: Spent 26.34s on a formula simplification. DAG size of input: 1471 DAG size of output: 735 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-03 02:13:04,142 INFO L356 Elim1Store]: treesize reduction 3480, result has 25.5 percent of original size [2022-11-03 02:13:04,144 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 95 select indices, 95 select index equivalence classes, 4282 disjoint index pairs (out of 4465 index pairs), introduced 95 new quantified variables, introduced 276 case distinctions, treesize of input 489 treesize of output 1493 [2022-11-03 02:13:05,766 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 9 treesize of output 11 [2022-11-03 02:13:06,012 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 9 treesize of output 11 [2022-11-03 02:13:12,804 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 02:13:12,810 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 02:13:12,817 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2022-11-03 02:13:15,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:15,790 INFO L244 Elim1Store]: Index analysis took 201 ms [2022-11-03 02:13:15,809 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 111 select indices, 111 select index equivalence classes, 2450 disjoint index pairs (out of 6105 index pairs), introduced 111 new quantified variables, introduced 0 case distinctions, treesize of input 952 treesize of output 334 [2022-11-03 02:13:16,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:16,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:16,321 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 94 select indices, 94 select index equivalence classes, 4373 disjoint index pairs (out of 4371 index pairs), introduced 94 new quantified variables, introduced 0 case distinctions, treesize of input 471 treesize of output 283 [2022-11-03 02:13:16,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:16,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:16,855 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 95 select indices, 95 select index equivalence classes, 4465 disjoint index pairs (out of 4465 index pairs), introduced 95 new quantified variables, introduced 0 case distinctions, treesize of input 476 treesize of output 286 [2022-11-03 02:13:24,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:24,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:24,018 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 94 select indices, 94 select index equivalence classes, 4373 disjoint index pairs (out of 4371 index pairs), introduced 94 new quantified variables, introduced 0 case distinctions, treesize of input 471 treesize of output 283 [2022-11-03 02:13:25,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,269 INFO L244 Elim1Store]: Index analysis took 177 ms [2022-11-03 02:13:25,284 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 111 select indices, 111 select index equivalence classes, 2450 disjoint index pairs (out of 6105 index pairs), introduced 111 new quantified variables, introduced 0 case distinctions, treesize of input 952 treesize of output 334 [2022-11-03 02:13:25,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:13:25,826 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 95 select indices, 95 select index equivalence classes, 4465 disjoint index pairs (out of 4465 index pairs), introduced 95 new quantified variables, introduced 0 case distinctions, treesize of input 476 treesize of output 286 [2022-11-03 02:13:30,082 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-03 02:13:30,401 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 02:13:30,462 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 02:13:33,102 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 02:13:33,268 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-03 02:13:33,403 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 02:13:38,180 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 02:13:38,602 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-03 02:13:38,774 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 02:13:41,052 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-03 02:13:41,134 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 02:13:41,584 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 02:14:13,819 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-03 02:14:14,167 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 02:14:14,390 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 02:14:15,053 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:14:15,096 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:14:15,120 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:14:40,683 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 02:14:40,810 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 02:14:41,222 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-03 02:14:42,002 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:14:42,014 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:14:42,050 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-11-03 02:15:32,567 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_memset with input of size 1072 for LOIs [2022-11-03 02:15:39,962 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_init_zalloc with input of size 2026 for LOIs [2022-11-03 02:15:46,191 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 02:15:49,258 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 02:15:58,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:58,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:58,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:58,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:58,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:58,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:58,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:58,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:58,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:58,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:58,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:58,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:58,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:58,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:58,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:58,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:58,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:58,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:58,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:58,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:58,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:58,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:58,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:58,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:58,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:58,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:58,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:58,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:58,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:15:59,366 INFO L244 Elim1Store]: Index analysis took 597 ms [2022-11-03 02:16:00,213 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 94 select indices, 94 select index equivalence classes, 4468 disjoint index pairs (out of 4371 index pairs), introduced 94 new quantified variables, introduced 0 case distinctions, treesize of input 477 treesize of output 758 [2022-11-03 02:16:01,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:01,631 INFO L244 Elim1Store]: Index analysis took 262 ms [2022-11-03 02:16:02,893 INFO L356 Elim1Store]: treesize reduction 342, result has 33.5 percent of original size [2022-11-03 02:16:02,895 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 96 select indices, 96 select index equivalence classes, 4541 disjoint index pairs (out of 4560 index pairs), introduced 96 new quantified variables, introduced 38 case distinctions, treesize of input 487 treesize of output 845 [2022-11-03 02:16:19,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:19,696 INFO L244 Elim1Store]: Index analysis took 506 ms [2022-11-03 02:16:20,538 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 94 select indices, 94 select index equivalence classes, 4468 disjoint index pairs (out of 4371 index pairs), introduced 94 new quantified variables, introduced 0 case distinctions, treesize of input 477 treesize of output 758 [2022-11-03 02:16:21,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:21,665 INFO L244 Elim1Store]: Index analysis took 189 ms [2022-11-03 02:16:24,971 INFO L356 Elim1Store]: treesize reduction 810, result has 33.4 percent of original size [2022-11-03 02:16:24,972 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 96 select indices, 96 select index equivalence classes, 4515 disjoint index pairs (out of 4560 index pairs), introduced 96 new quantified variables, introduced 90 case distinctions, treesize of input 487 treesize of output 949 [2022-11-03 02:16:42,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:42,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:42,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:42,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:42,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:42,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:42,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:42,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:43,165 INFO L244 Elim1Store]: Index analysis took 181 ms [2022-11-03 02:16:43,388 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 94 select indices, 94 select index equivalence classes, 4468 disjoint index pairs (out of 4371 index pairs), introduced 94 new quantified variables, introduced 0 case distinctions, treesize of input 477 treesize of output 758 [2022-11-03 02:16:44,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:16:44,703 INFO L244 Elim1Store]: Index analysis took 225 ms [2022-11-03 02:16:47,579 INFO L356 Elim1Store]: treesize reduction 720, result has 33.4 percent of original size [2022-11-03 02:16:47,581 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 96 select indices, 96 select index equivalence classes, 4520 disjoint index pairs (out of 4560 index pairs), introduced 96 new quantified variables, introduced 80 case distinctions, treesize of input 487 treesize of output 929 [2022-11-03 02:16:50,958 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.meminit with input of size 2116 for LOIs [2022-11-03 02:16:58,672 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 110 for LOIs [2022-11-03 02:16:58,701 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 1072 for LOIs [2022-11-03 02:17:00,970 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-03 02:17:50,760 WARN L234 SmtUtils]: Spent 49.03s on a formula simplification. DAG size of input: 1917 DAG size of output: 1549 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:18:32,196 WARN L234 SmtUtils]: Spent 39.93s on a formula simplification. DAG size of input: 2026 DAG size of output: 1978 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:19:23,433 WARN L234 SmtUtils]: Spent 49.48s on a formula simplification. DAG size of input: 2042 DAG size of output: 1995 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:20:21,656 WARN L234 SmtUtils]: Spent 55.92s on a formula simplification. DAG size of input: 2116 DAG size of output: 1989 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:21:22,102 WARN L234 SmtUtils]: Spent 57.60s on a formula simplification. DAG size of input: 2118 DAG size of output: 1991 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:22:03,216 WARN L234 SmtUtils]: Spent 30.33s on a formula simplification. DAG size of input: 1218 DAG size of output: 1210 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:22:35,828 WARN L234 SmtUtils]: Spent 31.28s on a formula simplification. DAG size of input: 1222 DAG size of output: 1214 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:23:11,396 WARN L234 SmtUtils]: Spent 34.12s on a formula simplification. DAG size of input: 1237 DAG size of output: 1225 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:23:46,346 WARN L234 SmtUtils]: Spent 33.47s on a formula simplification. DAG size of input: 1240 DAG size of output: 1228 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:24:38,837 WARN L234 SmtUtils]: Spent 43.85s on a formula simplification. DAG size of input: 1367 DAG size of output: 1242 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)