./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-08_1a-drivers--char--raw.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 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_4936935b-df59-41ee-a6fb-ca76987aca85/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4936935b-df59-41ee-a6fb-ca76987aca85/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4936935b-df59-41ee-a6fb-ca76987aca85/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4936935b-df59-41ee-a6fb-ca76987aca85/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4936935b-df59-41ee-a6fb-ca76987aca85/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4936935b-df59-41ee-a6fb-ca76987aca85/bin/utaipan-Q6hlc19bkW --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 793a6c625c75092f747de022bbd4fd421346f4483d489a12fa5057c55b9e4cfa --- 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-4e7fbc6 [2022-11-23 14:54:11,701 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:54:11,704 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:54:11,752 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:54:11,752 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:54:11,753 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:54:11,755 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:54:11,757 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:54:11,763 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:54:11,770 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:54:11,772 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:54:11,776 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:54:11,776 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:54:11,779 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:54:11,782 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:54:11,785 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:54:11,786 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:54:11,788 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:54:11,789 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:54:11,797 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:54:11,798 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:54:11,801 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:54:11,803 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:54:11,804 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:54:11,815 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:54:11,816 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:54:11,816 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:54:11,817 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:54:11,818 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:54:11,819 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:54:11,819 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:54:11,820 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:54:11,821 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:54:11,822 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:54:11,823 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:54:11,823 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:54:11,824 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:54:11,824 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:54:11,824 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:54:11,825 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:54:11,826 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:54:11,831 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4936935b-df59-41ee-a6fb-ca76987aca85/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 14:54:11,873 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:54:11,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:54:11,874 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:54:11,875 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:54:11,876 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:54:11,876 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:54:11,876 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:54:11,877 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:54:11,877 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:54:11,877 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:54:11,879 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:54:11,879 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:54:11,879 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:54:11,879 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:54:11,880 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:54:11,880 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:54:11,880 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:54:11,881 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:54:11,881 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:54:11,882 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:54:11,882 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:54:11,882 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:54:11,883 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:54:11,883 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:54:11,883 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:54:11,883 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:54:11,884 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:54:11,884 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:54:11,885 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:54:11,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:54:11,885 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:54:11,886 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:54:11,886 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:54:11,886 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:54:11,886 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:54:11,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:54:11,887 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:54:11,887 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:54:11,888 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_4936935b-df59-41ee-a6fb-ca76987aca85/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4936935b-df59-41ee-a6fb-ca76987aca85/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 793a6c625c75092f747de022bbd4fd421346f4483d489a12fa5057c55b9e4cfa [2022-11-23 14:54:12,288 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:54:12,331 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:54:12,335 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:54:12,337 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:54:12,337 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:54:12,339 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4936935b-df59-41ee-a6fb-ca76987aca85/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i [2022-11-23 14:54:15,396 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:54:15,851 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:54:15,851 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4936935b-df59-41ee-a6fb-ca76987aca85/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i [2022-11-23 14:54:15,888 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4936935b-df59-41ee-a6fb-ca76987aca85/bin/utaipan-Q6hlc19bkW/data/237892d95/1f1b8614ad79486f9c9ac80df3450f14/FLAG43f922b68 [2022-11-23 14:54:15,907 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4936935b-df59-41ee-a6fb-ca76987aca85/bin/utaipan-Q6hlc19bkW/data/237892d95/1f1b8614ad79486f9c9ac80df3450f14 [2022-11-23 14:54:15,910 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:54:15,912 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:54:15,915 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:54:15,916 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:54:15,920 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:54:15,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:54:15" (1/1) ... [2022-11-23 14:54:15,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@617378c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:15, skipping insertion in model container [2022-11-23 14:54:15,923 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:54:15" (1/1) ... [2022-11-23 14:54:15,931 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:54:16,037 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:54:17,098 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4936935b-df59-41ee-a6fb-ca76987aca85/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i[135044,135057] [2022-11-23 14:54:17,142 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:54:17,174 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 14:54:17,463 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4936935b-df59-41ee-a6fb-ca76987aca85/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i[135044,135057] [2022-11-23 14:54:17,479 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:54:17,533 INFO L208 MainTranslator]: Completed translation [2022-11-23 14:54:17,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:17 WrapperNode [2022-11-23 14:54:17,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:54:17,535 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 14:54:17,535 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 14:54:17,535 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 14:54:17,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:17" (1/1) ... [2022-11-23 14:54:17,595 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:17" (1/1) ... [2022-11-23 14:54:17,708 INFO L138 Inliner]: procedures = 114, calls = 417, calls flagged for inlining = 49, calls inlined = 46, statements flattened = 1200 [2022-11-23 14:54:17,711 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 14:54:17,711 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 14:54:17,712 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 14:54:17,713 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 14:54:17,724 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:17" (1/1) ... [2022-11-23 14:54:17,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:17" (1/1) ... [2022-11-23 14:54:17,758 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:17" (1/1) ... [2022-11-23 14:54:17,758 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:17" (1/1) ... [2022-11-23 14:54:17,811 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:17" (1/1) ... [2022-11-23 14:54:17,837 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:17" (1/1) ... [2022-11-23 14:54:17,844 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:17" (1/1) ... [2022-11-23 14:54:17,849 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:17" (1/1) ... [2022-11-23 14:54:17,860 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 14:54:17,861 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 14:54:17,861 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 14:54:17,861 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 14:54:17,862 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:17" (1/1) ... [2022-11-23 14:54:17,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:54:17,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4936935b-df59-41ee-a6fb-ca76987aca85/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:54:17,906 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4936935b-df59-41ee-a6fb-ca76987aca85/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 14:54:17,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4936935b-df59-41ee-a6fb-ca76987aca85/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 14:54:18,013 INFO L130 BoogieDeclarations]: Found specification of procedure raw_open [2022-11-23 14:54:18,015 INFO L138 BoogieDeclarations]: Found implementation of procedure raw_open [2022-11-23 14:54:18,015 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2022-11-23 14:54:18,015 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2022-11-23 14:54:18,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-23 14:54:18,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-23 14:54:18,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 14:54:18,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-23 14:54:18,016 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-23 14:54:18,016 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_read_iter [2022-11-23 14:54:18,016 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_read_iter [2022-11-23 14:54:18,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-23 14:54:18,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-23 14:54:18,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2022-11-23 14:54:18,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2022-11-23 14:54:18,017 INFO L130 BoogieDeclarations]: Found specification of procedure bind_get [2022-11-23 14:54:18,017 INFO L138 BoogieDeclarations]: Found implementation of procedure bind_get [2022-11-23 14:54:18,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 14:54:18,017 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-23 14:54:18,017 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-23 14:54:18,017 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-23 14:54:18,017 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-23 14:54:18,018 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-23 14:54:18,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-23 14:54:18,018 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-23 14:54:18,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-23 14:54:18,018 INFO L130 BoogieDeclarations]: Found specification of procedure bind_set [2022-11-23 14:54:18,018 INFO L138 BoogieDeclarations]: Found implementation of procedure bind_set [2022-11-23 14:54:18,018 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_put [2022-11-23 14:54:18,019 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_put [2022-11-23 14:54:18,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-23 14:54:18,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-23 14:54:18,019 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-23 14:54:18,019 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-23 14:54:18,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 14:54:18,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-23 14:54:18,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-23 14:54:18,020 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-23 14:54:18,020 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-23 14:54:18,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 14:54:18,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 14:54:18,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 14:54:18,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 14:54:18,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-23 14:54:18,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-23 14:54:18,021 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2022-11-23 14:54:18,021 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2022-11-23 14:54:18,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 14:54:18,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-23 14:54:18,021 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_fsync [2022-11-23 14:54:18,022 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_fsync [2022-11-23 14:54:18,022 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2022-11-23 14:54:18,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2022-11-23 14:54:18,022 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2022-11-23 14:54:18,022 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2022-11-23 14:54:18,022 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2022-11-23 14:54:18,022 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2022-11-23 14:54:18,023 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-23 14:54:18,023 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-23 14:54:18,023 INFO L130 BoogieDeclarations]: Found specification of procedure blkdev_write_iter [2022-11-23 14:54:18,023 INFO L138 BoogieDeclarations]: Found implementation of procedure blkdev_write_iter [2022-11-23 14:54:18,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 14:54:18,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 14:54:18,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 14:54:18,024 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-23 14:54:18,024 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-23 14:54:18,540 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 14:54:18,543 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 14:54:18,930 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-23 14:54:19,903 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 14:54:20,208 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 14:54:20,208 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-23 14:54:20,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:54:20 BoogieIcfgContainer [2022-11-23 14:54:20,212 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 14:54:20,215 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 14:54:20,216 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 14:54:20,219 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 14:54:20,220 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:54:15" (1/3) ... [2022-11-23 14:54:20,221 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79e91b56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:54:20, skipping insertion in model container [2022-11-23 14:54:20,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:17" (2/3) ... [2022-11-23 14:54:20,222 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79e91b56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:54:20, skipping insertion in model container [2022-11-23 14:54:20,222 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:54:20" (3/3) ... [2022-11-23 14:54:20,223 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i [2022-11-23 14:54:20,247 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 14:54:20,247 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 14:54:20,348 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 14:54:20,355 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;@72d872f6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 14:54:20,356 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 14:54:20,363 INFO L276 IsEmpty]: Start isEmpty. Operand has 289 states, 182 states have (on average 1.39010989010989) internal successors, (253), 191 states have internal predecessors, (253), 79 states have call successors, (79), 27 states have call predecessors, (79), 26 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2022-11-23 14:54:20,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-11-23 14:54:20,382 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:54:20,383 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:54:20,384 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:54:20,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:54:20,390 INFO L85 PathProgramCache]: Analyzing trace with hash -821374808, now seen corresponding path program 1 times [2022-11-23 14:54:20,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:54:20,402 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968317415] [2022-11-23 14:54:20,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:54:20,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:54:20,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:54:21,355 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2022-11-23 14:54:21,357 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:54:21,357 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968317415] [2022-11-23 14:54:21,358 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1968317415] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:54:21,358 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:54:21,359 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 14:54:21,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414930581] [2022-11-23 14:54:21,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:54:21,368 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 14:54:21,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:54:21,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 14:54:21,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 14:54:21,433 INFO L87 Difference]: Start difference. First operand has 289 states, 182 states have (on average 1.39010989010989) internal successors, (253), 191 states have internal predecessors, (253), 79 states have call successors, (79), 27 states have call predecessors, (79), 26 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-23 14:54:22,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:54:22,178 INFO L93 Difference]: Finished difference Result 762 states and 1076 transitions. [2022-11-23 14:54:22,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 14:54:22,183 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 131 [2022-11-23 14:54:22,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:54:22,209 INFO L225 Difference]: With dead ends: 762 [2022-11-23 14:54:22,209 INFO L226 Difference]: Without dead ends: 497 [2022-11-23 14:54:22,222 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 [2022-11-23 14:54:22,234 INFO L413 NwaCegarLoop]: 409 mSDtfsCounter, 327 mSDsluCounter, 318 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 327 SdHoareTripleChecker+Valid, 727 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-23 14:54:22,236 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [327 Valid, 727 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-23 14:54:22,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states. [2022-11-23 14:54:22,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 494. [2022-11-23 14:54:22,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 494 states, 322 states have (on average 1.375776397515528) internal successors, (443), 326 states have internal predecessors, (443), 122 states have call successors, (122), 50 states have call predecessors, (122), 49 states have return successors, (120), 120 states have call predecessors, (120), 120 states have call successors, (120) [2022-11-23 14:54:22,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 494 states and 685 transitions. [2022-11-23 14:54:22,347 INFO L78 Accepts]: Start accepts. Automaton has 494 states and 685 transitions. Word has length 131 [2022-11-23 14:54:22,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:54:22,348 INFO L495 AbstractCegarLoop]: Abstraction has 494 states and 685 transitions. [2022-11-23 14:54:22,349 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-23 14:54:22,349 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 685 transitions. [2022-11-23 14:54:22,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-11-23 14:54:22,354 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:54:22,355 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:54:22,355 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 14:54:22,356 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:54:22,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:54:22,357 INFO L85 PathProgramCache]: Analyzing trace with hash -996015596, now seen corresponding path program 1 times [2022-11-23 14:54:22,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:54:22,357 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459411035] [2022-11-23 14:54:22,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:54:22,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:54:22,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:54:22,817 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2022-11-23 14:54:22,818 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:54:22,818 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459411035] [2022-11-23 14:54:22,819 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1459411035] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:54:22,819 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:54:22,819 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 14:54:22,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428886627] [2022-11-23 14:54:22,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:54:22,822 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 14:54:22,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:54:22,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 14:54:22,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 14:54:22,824 INFO L87 Difference]: Start difference. First operand 494 states and 685 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-23 14:54:23,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:54:23,377 INFO L93 Difference]: Finished difference Result 1387 states and 1936 transitions. [2022-11-23 14:54:23,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 14:54:23,378 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 130 [2022-11-23 14:54:23,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:54:23,392 INFO L225 Difference]: With dead ends: 1387 [2022-11-23 14:54:23,393 INFO L226 Difference]: Without dead ends: 925 [2022-11-23 14:54:23,396 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 [2022-11-23 14:54:23,402 INFO L413 NwaCegarLoop]: 393 mSDtfsCounter, 338 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 338 SdHoareTripleChecker+Valid, 680 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-23 14:54:23,402 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [338 Valid, 680 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-23 14:54:23,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 925 states. [2022-11-23 14:54:23,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 925 to 921. [2022-11-23 14:54:23,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 921 states, 608 states have (on average 1.3898026315789473) internal successors, (845), 615 states have internal predecessors, (845), 219 states have call successors, (219), 94 states have call predecessors, (219), 93 states have return successors, (221), 217 states have call predecessors, (221), 217 states have call successors, (221) [2022-11-23 14:54:23,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 921 states and 1285 transitions. [2022-11-23 14:54:23,485 INFO L78 Accepts]: Start accepts. Automaton has 921 states and 1285 transitions. Word has length 130 [2022-11-23 14:54:23,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:54:23,486 INFO L495 AbstractCegarLoop]: Abstraction has 921 states and 1285 transitions. [2022-11-23 14:54:23,486 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-23 14:54:23,486 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1285 transitions. [2022-11-23 14:54:23,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-11-23 14:54:23,490 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:54:23,490 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:54:23,490 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 14:54:23,491 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:54:23,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:54:23,492 INFO L85 PathProgramCache]: Analyzing trace with hash -160076248, now seen corresponding path program 1 times [2022-11-23 14:54:23,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:54:23,492 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561316327] [2022-11-23 14:54:23,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:54:23,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:54:23,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:54:23,784 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2022-11-23 14:54:23,784 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:54:23,784 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561316327] [2022-11-23 14:54:23,785 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1561316327] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:54:23,785 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:54:23,785 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 14:54:23,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475641654] [2022-11-23 14:54:23,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:54:23,787 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 14:54:23,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:54:23,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 14:54:23,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 14:54:23,788 INFO L87 Difference]: Start difference. First operand 921 states and 1285 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-23 14:54:24,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:54:24,247 INFO L93 Difference]: Finished difference Result 1790 states and 2462 transitions. [2022-11-23 14:54:24,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 14:54:24,248 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 148 [2022-11-23 14:54:24,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:54:24,255 INFO L225 Difference]: With dead ends: 1790 [2022-11-23 14:54:24,256 INFO L226 Difference]: Without dead ends: 913 [2022-11-23 14:54:24,259 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 [2022-11-23 14:54:24,262 INFO L413 NwaCegarLoop]: 372 mSDtfsCounter, 224 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 649 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-23 14:54:24,266 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [224 Valid, 649 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-23 14:54:24,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 913 states. [2022-11-23 14:54:24,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 913 to 903. [2022-11-23 14:54:24,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 903 states, 588 states have (on average 1.369047619047619) internal successors, (805), 596 states have internal predecessors, (805), 210 states have call successors, (210), 105 states have call predecessors, (210), 104 states have return successors, (210), 207 states have call predecessors, (210), 208 states have call successors, (210) [2022-11-23 14:54:24,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 903 states and 1225 transitions. [2022-11-23 14:54:24,340 INFO L78 Accepts]: Start accepts. Automaton has 903 states and 1225 transitions. Word has length 148 [2022-11-23 14:54:24,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:54:24,341 INFO L495 AbstractCegarLoop]: Abstraction has 903 states and 1225 transitions. [2022-11-23 14:54:24,341 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-23 14:54:24,341 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1225 transitions. [2022-11-23 14:54:24,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-11-23 14:54:24,345 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:54:24,345 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:54:24,345 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 14:54:24,346 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:54:24,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:54:24,351 INFO L85 PathProgramCache]: Analyzing trace with hash 1723793366, now seen corresponding path program 1 times [2022-11-23 14:54:24,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:54:24,354 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878741660] [2022-11-23 14:54:24,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:54:24,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:54:24,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:54:24,720 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2022-11-23 14:54:24,720 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:54:24,721 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [878741660] [2022-11-23 14:54:24,721 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [878741660] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:54:24,721 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:54:24,721 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 14:54:24,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587622562] [2022-11-23 14:54:24,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:54:24,722 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 14:54:24,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:54:24,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 14:54:24,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 14:54:24,723 INFO L87 Difference]: Start difference. First operand 903 states and 1225 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-11-23 14:54:25,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:54:25,335 INFO L93 Difference]: Finished difference Result 1960 states and 2655 transitions. [2022-11-23 14:54:25,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 14:54:25,341 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 191 [2022-11-23 14:54:25,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:54:25,348 INFO L225 Difference]: With dead ends: 1960 [2022-11-23 14:54:25,349 INFO L226 Difference]: Without dead ends: 1188 [2022-11-23 14:54:25,351 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 [2022-11-23 14:54:25,352 INFO L413 NwaCegarLoop]: 475 mSDtfsCounter, 193 mSDsluCounter, 310 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 193 SdHoareTripleChecker+Valid, 785 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-23 14:54:25,353 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [193 Valid, 785 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-23 14:54:25,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1188 states. [2022-11-23 14:54:25,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1188 to 1175. [2022-11-23 14:54:25,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1175 states, 776 states have (on average 1.375) internal successors, (1067), 784 states have internal predecessors, (1067), 262 states have call successors, (262), 137 states have call predecessors, (262), 136 states have return successors, (262), 259 states have call predecessors, (262), 260 states have call successors, (262) [2022-11-23 14:54:25,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 1175 states and 1591 transitions. [2022-11-23 14:54:25,416 INFO L78 Accepts]: Start accepts. Automaton has 1175 states and 1591 transitions. Word has length 191 [2022-11-23 14:54:25,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:54:25,418 INFO L495 AbstractCegarLoop]: Abstraction has 1175 states and 1591 transitions. [2022-11-23 14:54:25,418 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-11-23 14:54:25,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1591 transitions. [2022-11-23 14:54:25,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2022-11-23 14:54:25,425 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:54:25,425 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:54:25,425 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 14:54:25,426 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:54:25,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:54:25,426 INFO L85 PathProgramCache]: Analyzing trace with hash 1047832876, now seen corresponding path program 1 times [2022-11-23 14:54:25,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:54:25,427 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841651062] [2022-11-23 14:54:25,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:54:25,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:54:25,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:54:26,943 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2022-11-23 14:54:26,943 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:54:26,943 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1841651062] [2022-11-23 14:54:26,944 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1841651062] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:54:26,944 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:54:26,944 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 14:54:26,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350600353] [2022-11-23 14:54:26,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:54:26,945 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 14:54:26,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:54:26,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 14:54:26,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 14:54:26,946 INFO L87 Difference]: Start difference. First operand 1175 states and 1591 transitions. Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-23 14:54:28,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:54:28,023 INFO L93 Difference]: Finished difference Result 3261 states and 4398 transitions. [2022-11-23 14:54:28,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 14:54:28,024 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) Word has length 211 [2022-11-23 14:54:28,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:54:28,036 INFO L225 Difference]: With dead ends: 3261 [2022-11-23 14:54:28,036 INFO L226 Difference]: Without dead ends: 2217 [2022-11-23 14:54:28,040 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-11-23 14:54:28,041 INFO L413 NwaCegarLoop]: 495 mSDtfsCounter, 368 mSDsluCounter, 1267 mSDsCounter, 0 mSdLazyCounter, 303 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 371 SdHoareTripleChecker+Valid, 1762 SdHoareTripleChecker+Invalid, 304 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 303 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-23 14:54:28,041 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [371 Valid, 1762 Invalid, 304 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 303 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-23 14:54:28,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2217 states. [2022-11-23 14:54:28,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2217 to 1999. [2022-11-23 14:54:28,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1999 states, 1335 states have (on average 1.3797752808988764) internal successors, (1842), 1352 states have internal predecessors, (1842), 430 states have call successors, (430), 225 states have call predecessors, (430), 233 states have return successors, (444), 429 states have call predecessors, (444), 428 states have call successors, (444) [2022-11-23 14:54:28,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 1999 states and 2716 transitions. [2022-11-23 14:54:28,197 INFO L78 Accepts]: Start accepts. Automaton has 1999 states and 2716 transitions. Word has length 211 [2022-11-23 14:54:28,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:54:28,198 INFO L495 AbstractCegarLoop]: Abstraction has 1999 states and 2716 transitions. [2022-11-23 14:54:28,198 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) [2022-11-23 14:54:28,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1999 states and 2716 transitions. [2022-11-23 14:54:28,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2022-11-23 14:54:28,204 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:54:28,205 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 8, 6, 6, 6, 6, 6, 6, 6, 6, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:54:28,205 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-23 14:54:28,205 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:54:28,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:54:28,206 INFO L85 PathProgramCache]: Analyzing trace with hash 1982072347, now seen corresponding path program 1 times [2022-11-23 14:54:28,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:54:28,206 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36516473] [2022-11-23 14:54:28,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:54:28,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:54:28,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:54:29,214 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2022-11-23 14:54:29,214 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:54:29,214 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36516473] [2022-11-23 14:54:29,215 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [36516473] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 14:54:29,215 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [283527531] [2022-11-23 14:54:29,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:54:29,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:54:29,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4936935b-df59-41ee-a6fb-ca76987aca85/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:54:29,219 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4936935b-df59-41ee-a6fb-ca76987aca85/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 14:54:29,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4936935b-df59-41ee-a6fb-ca76987aca85/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 14:54:29,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:54:29,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 2369 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-23 14:54:29,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:54:30,074 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2022-11-23 14:54:30,075 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 14:54:30,075 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [283527531] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:54:30,075 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 14:54:30,076 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4] total 7 [2022-11-23 14:54:30,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675019952] [2022-11-23 14:54:30,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:54:30,077 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 14:54:30,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:54:30,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 14:54:30,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-23 14:54:30,078 INFO L87 Difference]: Start difference. First operand 1999 states and 2716 transitions. Second operand has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 3 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-11-23 14:54:30,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:54:30,960 INFO L93 Difference]: Finished difference Result 3121 states and 4210 transitions. [2022-11-23 14:54:30,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 14:54:30,961 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 3 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 222 [2022-11-23 14:54:30,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:54:30,967 INFO L225 Difference]: With dead ends: 3121 [2022-11-23 14:54:30,967 INFO L226 Difference]: Without dead ends: 1222 [2022-11-23 14:54:30,973 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-23 14:54:30,974 INFO L413 NwaCegarLoop]: 339 mSDtfsCounter, 16 mSDsluCounter, 1015 mSDsCounter, 0 mSdLazyCounter, 224 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 1354 SdHoareTripleChecker+Invalid, 228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-23 14:54:30,974 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 1354 Invalid, 228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 224 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-23 14:54:30,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1222 states. [2022-11-23 14:54:31,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1222 to 1150. [2022-11-23 14:54:31,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1150 states, 757 states have (on average 1.3659180977542933) internal successors, (1034), 768 states have internal predecessors, (1034), 256 states have call successors, (256), 133 states have call predecessors, (256), 136 states have return successors, (261), 251 states have call predecessors, (261), 254 states have call successors, (261) [2022-11-23 14:54:31,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 1150 states and 1551 transitions. [2022-11-23 14:54:31,053 INFO L78 Accepts]: Start accepts. Automaton has 1150 states and 1551 transitions. Word has length 222 [2022-11-23 14:54:31,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:54:31,057 INFO L495 AbstractCegarLoop]: Abstraction has 1150 states and 1551 transitions. [2022-11-23 14:54:31,057 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 3 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-11-23 14:54:31,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 1551 transitions. [2022-11-23 14:54:31,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2022-11-23 14:54:31,062 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:54:31,064 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 8, 6, 6, 6, 6, 6, 6, 6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:54:31,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4936935b-df59-41ee-a6fb-ca76987aca85/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-23 14:54:31,272 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4936935b-df59-41ee-a6fb-ca76987aca85/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-11-23 14:54:31,272 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:54:31,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:54:31,273 INFO L85 PathProgramCache]: Analyzing trace with hash -355837059, now seen corresponding path program 1 times [2022-11-23 14:54:31,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:54:31,273 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712129691] [2022-11-23 14:54:31,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:54:31,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:54:31,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:54:32,458 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2022-11-23 14:54:32,459 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:54:32,459 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712129691] [2022-11-23 14:54:32,459 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [712129691] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 14:54:32,459 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [379782131] [2022-11-23 14:54:32,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:54:32,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:54:32,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4936935b-df59-41ee-a6fb-ca76987aca85/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:54:32,461 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4936935b-df59-41ee-a6fb-ca76987aca85/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 14:54:32,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4936935b-df59-41ee-a6fb-ca76987aca85/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-23 14:54:33,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:54:33,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 2455 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-23 14:54:33,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:54:33,735 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2022-11-23 14:54:33,739 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 14:54:33,740 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [379782131] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:54:33,740 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 14:54:33,740 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2022-11-23 14:54:33,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461978200] [2022-11-23 14:54:33,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:54:33,742 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:54:33,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:54:33,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:54:33,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-23 14:54:33,743 INFO L87 Difference]: Start difference. First operand 1150 states and 1551 transitions. Second operand has 4 states, 3 states have (on average 31.0) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-11-23 14:54:34,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:54:34,431 INFO L93 Difference]: Finished difference Result 2282 states and 3092 transitions. [2022-11-23 14:54:34,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 14:54:34,432 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 31.0) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 233 [2022-11-23 14:54:34,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:54:34,438 INFO L225 Difference]: With dead ends: 2282 [2022-11-23 14:54:34,438 INFO L226 Difference]: Without dead ends: 1151 [2022-11-23 14:54:34,442 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 237 GetRequests, 232 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-23 14:54:34,443 INFO L413 NwaCegarLoop]: 337 mSDtfsCounter, 1 mSDsluCounter, 648 mSDsCounter, 0 mSdLazyCounter, 193 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 985 SdHoareTripleChecker+Invalid, 204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 193 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-23 14:54:34,444 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 985 Invalid, 204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 193 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-23 14:54:34,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1151 states. [2022-11-23 14:54:34,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1151 to 1151. [2022-11-23 14:54:34,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1151 states, 758 states have (on average 1.3654353562005277) internal successors, (1035), 769 states have internal predecessors, (1035), 256 states have call successors, (256), 133 states have call predecessors, (256), 136 states have return successors, (261), 251 states have call predecessors, (261), 254 states have call successors, (261) [2022-11-23 14:54:34,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1151 states and 1552 transitions. [2022-11-23 14:54:34,511 INFO L78 Accepts]: Start accepts. Automaton has 1151 states and 1552 transitions. Word has length 233 [2022-11-23 14:54:34,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:54:34,512 INFO L495 AbstractCegarLoop]: Abstraction has 1151 states and 1552 transitions. [2022-11-23 14:54:34,512 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 31.0) internal successors, (93), 4 states have internal predecessors, (93), 2 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-11-23 14:54:34,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1552 transitions. [2022-11-23 14:54:34,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2022-11-23 14:54:34,522 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:54:34,522 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 8, 6, 6, 6, 6, 6, 6, 6, 6, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:54:34,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4936935b-df59-41ee-a6fb-ca76987aca85/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-23 14:54:34,733 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4936935b-df59-41ee-a6fb-ca76987aca85/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:54:34,734 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:54:34,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:54:34,734 INFO L85 PathProgramCache]: Analyzing trace with hash -1821498994, now seen corresponding path program 1 times [2022-11-23 14:54:34,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:54:34,734 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779612422] [2022-11-23 14:54:34,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:54:34,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:54:35,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:54:36,001 INFO L134 CoverageAnalysis]: Checked inductivity of 604 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2022-11-23 14:54:36,001 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:54:36,001 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779612422] [2022-11-23 14:54:36,001 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [779612422] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 14:54:36,002 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1989005570] [2022-11-23 14:54:36,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:54:36,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:54:36,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4936935b-df59-41ee-a6fb-ca76987aca85/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:54:36,003 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4936935b-df59-41ee-a6fb-ca76987aca85/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 14:54:36,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4936935b-df59-41ee-a6fb-ca76987aca85/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-23 14:54:37,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:54:37,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 2625 conjuncts, 331 conjunts are in the unsatisfiable core [2022-11-23 14:54:37,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:54:37,351 INFO L321 Elim1Store]: treesize reduction 440, result has 0.2 percent of original size [2022-11-23 14:54:37,353 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 0 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 320 treesize of output 298 [2022-11-23 14:54:43,394 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 14:54:44,812 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-23 14:54:44,873 WARN L859 $PredicateComparison]: unable to prove that (and (< 0 |c_#StackHeapBarrier|) (exists ((v_ArrVal_1568 (Array Int Int))) (= (store |c_old(#memory_int)| |c_ldv_memset_#in~s#1.base| v_ArrVal_1568) |c_#memory_int|))) is different from true [2022-11-23 14:54:45,143 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 21 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-23 14:54:46,091 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-23 14:54:46,110 WARN L859 $PredicateComparison]: unable to prove that (and (< 0 |c_#StackHeapBarrier|) (exists ((v_ArrVal_1569 (Array Int Int))) (= (store |c_old(#memory_int)| |c_ldv_memset_#in~s#1.base| v_ArrVal_1569) |c_#memory_int|))) is different from true [2022-11-23 14:54:46,319 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 19 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-23 14:54:47,040 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-23 14:54:47,062 WARN L859 $PredicateComparison]: unable to prove that (and (< 0 |c_#StackHeapBarrier|) (exists ((v_ArrVal_1570 (Array Int Int))) (= |c_#memory_int| (store |c_old(#memory_int)| |c_ldv_memset_#in~s#1.base| v_ArrVal_1570)))) is different from true [2022-11-23 14:54:47,246 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 17 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-23 14:54:47,820 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-23 14:54:47,842 WARN L859 $PredicateComparison]: unable to prove that (and (exists ((v_ArrVal_1571 (Array Int Int))) (= (store |c_old(#memory_int)| |c_ldv_memset_#in~s#1.base| v_ArrVal_1571) |c_#memory_int|)) (< 0 |c_#StackHeapBarrier|)) is different from true [2022-11-23 14:54:47,969 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-23 14:54:48,420 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-23 14:54:48,440 WARN L859 $PredicateComparison]: unable to prove that (and (< 0 |c_#StackHeapBarrier|) (exists ((v_ArrVal_1572 (Array Int Int))) (= |c_#memory_int| (store |c_old(#memory_int)| |c_ldv_memset_#in~s#1.base| v_ArrVal_1572)))) is different from true [2022-11-23 14:54:48,516 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 13 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-23 14:54:48,856 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-23 14:54:48,876 WARN L859 $PredicateComparison]: unable to prove that (and (< 0 |c_#StackHeapBarrier|) (exists ((v_ArrVal_1573 (Array Int Int))) (= (store |c_old(#memory_int)| |c_ldv_memset_#in~s#1.base| v_ArrVal_1573) |c_#memory_int|))) is different from true [2022-11-23 14:54:48,934 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-23 14:54:49,196 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-23 14:54:49,221 WARN L859 $PredicateComparison]: unable to prove that (and (< 0 |c_#StackHeapBarrier|) (exists ((v_ArrVal_1574 (Array Int Int))) (= |c_#memory_int| (store |c_old(#memory_int)| |c_ldv_memset_#in~s#1.base| v_ArrVal_1574)))) is different from true [2022-11-23 14:54:49,272 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-23 14:54:49,454 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-23 14:54:49,470 WARN L859 $PredicateComparison]: unable to prove that (and (< 0 |c_#StackHeapBarrier|) (exists ((v_ArrVal_1575 (Array Int Int))) (= |c_#memory_int| (store |c_old(#memory_int)| |c_ldv_memset_#in~s#1.base| v_ArrVal_1575)))) is different from true [2022-11-23 14:54:49,505 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-23 14:54:49,635 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-23 14:54:49,665 WARN L859 $PredicateComparison]: unable to prove that (and (< 0 |c_#StackHeapBarrier|) (exists ((v_ArrVal_1576 (Array Int Int))) (= (store |c_old(#memory_int)| |c_ldv_memset_#in~s#1.base| v_ArrVal_1576) |c_#memory_int|))) is different from true [2022-11-23 14:54:49,687 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-23 14:54:49,805 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-23 14:54:49,827 WARN L859 $PredicateComparison]: unable to prove that (and (< 0 |c_#StackHeapBarrier|) (exists ((v_ArrVal_1577 (Array Int Int))) (= |c_#memory_int| (store |c_old(#memory_int)| |c_ldv_memset_#in~s#1.base| v_ArrVal_1577)))) is different from true [2022-11-23 14:54:49,843 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-23 14:54:49,938 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-23 14:54:49,960 WARN L859 $PredicateComparison]: unable to prove that (and (< 0 |c_#StackHeapBarrier|) (exists ((v_ArrVal_1578 (Array Int Int))) (= (store |c_old(#memory_int)| |c_ldv_memset_#in~s#1.base| v_ArrVal_1578) |c_#memory_int|))) is different from true [2022-11-23 14:54:49,974 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-23 14:54:50,473 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-23 14:54:50,532 WARN L859 $PredicateComparison]: unable to prove that (and (< 0 |c_#StackHeapBarrier|) (exists ((v_ArrVal_1579 (Array Int Int))) (= (store |c_old(#memory_int)| |c_#Ultimate.meminit_#ptr.base| v_ArrVal_1579) |c_#memory_int|))) is different from true [2022-11-23 14:54:50,552 WARN L859 $PredicateComparison]: unable to prove that (and (< 0 |c_#StackHeapBarrier|) (exists ((v_ArrVal_1579 (Array Int Int)) (|v_#Ultimate.meminit_#ptr.base_AFTER_CALL_17| Int)) (and (= |c_#memory_int| (store |c_old(#memory_int)| |v_#Ultimate.meminit_#ptr.base_AFTER_CALL_17| v_ArrVal_1579)) (<= (+ |v_#Ultimate.meminit_#ptr.base_AFTER_CALL_17| 1) |c_#StackHeapBarrier|)))) is different from true [2022-11-23 14:54:50,568 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 14:54:50,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:54:50,604 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-23 14:54:50,628 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-23 14:54:50,649 WARN L859 $PredicateComparison]: unable to prove that (and (< 0 |c_#StackHeapBarrier|) (exists ((v_ArrVal_1580 (Array Int Int))) (= (store |c_old(#memory_int)| |c_#Ultimate.meminit_#ptr.base| v_ArrVal_1580) |c_#memory_int|))) is different from true [2022-11-23 14:54:50,799 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 14:54:50,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:54:50,891 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-23 14:54:51,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:54:51,545 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-23 14:54:51,646 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-23 14:54:51,723 WARN L859 $PredicateComparison]: unable to prove that (exists ((v_ArrVal_1582 (Array Int Int))) (= (store |c_old(#memory_int)| |c_raw_open_#in~filp#1.base| v_ArrVal_1582) |c_#memory_int|)) is different from true [2022-11-23 14:54:51,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:54:51,739 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-11-23 14:54:51,894 INFO L134 CoverageAnalysis]: Checked inductivity of 604 backedges. 67 proven. 51 refuted. 0 times theorem prover too weak. 193 trivial. 293 not checked. [2022-11-23 14:54:51,894 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 14:54:52,027 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1585 (Array Int Int))) (not (= (select (select (store |c_#memory_int| c_~raw_ctl_fops_group2~0.base v_ArrVal_1585) |c_ULTIMATE.start_main_~#ldvarg1~0#1.base|) |c_ULTIMATE.start_main_~#ldvarg1~0#1.offset|) 44032))) is different from false [2022-11-23 14:54:52,029 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1989005570] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 14:54:52,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [754729411] [2022-11-23 14:54:52,056 INFO L159 IcfgInterpreter]: Started Sifa with 132 locations of interest [2022-11-23 14:54:52,057 INFO L166 IcfgInterpreter]: Building call graph [2022-11-23 14:54:52,061 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-23 14:54:52,068 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-23 14:54:52,068 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-23 14:54:52,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:54:52,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:54:52,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:54:52,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:54:52,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:54:52,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:54:53,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:54:53,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:54:53,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:54:53,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:54:53,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:54:53,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:54:53,100 INFO L217 Elim1Store]: Index analysis took 321 ms [2022-11-23 14:55:14,252 WARN L233 SmtUtils]: Spent 21.10s on a formula simplification. DAG size of input: 1512 DAG size of output: 513 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 14:55:14,269 INFO L321 Elim1Store]: treesize reduction 8908, result has 9.7 percent of original size [2022-11-23 14:55:14,271 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 31 select indices, 31 select index equivalence classes, 195 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 309 case distinctions, treesize of input 459 treesize of output 1329 [2022-11-23 14:55:15,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:15,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:15,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:15,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:15,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:15,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:15,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:15,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:15,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:15,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:15,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:15,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:15,090 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 18 select indices, 18 select index equivalence classes, 447 disjoint index pairs (out of 153 index pairs), introduced 18 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 205 [2022-11-23 14:55:15,274 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 288 treesize of output 246 [2022-11-23 14:55:15,472 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 631 treesize of output 507 [2022-11-23 14:55:15,732 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 625 treesize of output 501 [2022-11-23 14:55:19,318 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-23 14:55:19,322 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-23 14:55:19,332 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2022-11-23 14:55:21,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:21,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:21,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:21,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:21,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:21,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:21,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:21,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:21,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:21,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:21,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:21,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:21,480 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 31 select indices, 31 select index equivalence classes, 465 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 94 [2022-11-23 14:55:21,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:21,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:21,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:21,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:21,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:21,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:21,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:21,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:21,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:21,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:21,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:21,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:21,925 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 30 select indices, 30 select index equivalence classes, 447 disjoint index pairs (out of 435 index pairs), introduced 30 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 91 [2022-11-23 14:55:22,054 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 287 treesize of output 209 [2022-11-23 14:55:22,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:22,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:22,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:22,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:22,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:22,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:22,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:22,197 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 25 [2022-11-23 14:55:27,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:27,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:27,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:27,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:27,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:27,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:27,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:27,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:27,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:27,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:27,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:27,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:27,425 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 30 select indices, 30 select index equivalence classes, 447 disjoint index pairs (out of 435 index pairs), introduced 30 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 91 [2022-11-23 14:55:27,771 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 287 treesize of output 209 [2022-11-23 14:55:27,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:27,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:27,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:27,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:27,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:27,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:27,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:27,917 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 25 [2022-11-23 14:55:28,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:28,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:28,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:28,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:28,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:28,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:28,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:28,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:28,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:28,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:28,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:28,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:55:28,231 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 31 select indices, 31 select index equivalence classes, 465 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 94 [2022-11-23 14:56:23,477 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 14:56:23,583 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-23 14:56:23,869 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 14:56:24,582 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 14:56:24,588 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 14:56:24,614 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 14:57:17,497 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 14:57:17,628 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-23 14:57:18,149 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 14:57:18,640 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 14:57:18,650 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 14:57:18,699 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 14:58:32,394 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 14:58:32,514 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-23 14:58:32,806 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 14:58:33,574 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 14:58:33,581 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 14:58:33,611 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 14:59:32,853 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-23 14:59:33,003 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 14:59:33,086 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 14:59:34,097 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 14:59:34,110 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 14:59:34,112 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:01:01,171 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 15:01:01,360 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 15:01:01,530 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-23 15:01:02,570 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:01:02,586 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:01:02,598 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:02:11,381 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 15:02:11,901 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 15:02:12,043 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-23 15:02:12,679 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:02:12,727 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:02:12,735 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:02:16,652 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 15:02:16,662 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 15:02:16,677 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 15:02:16,721 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-23 15:02:16,722 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 100 treesize of output 103 [2022-11-23 15:02:16,746 INFO L321 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2022-11-23 15:02:16,747 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 98 treesize of output 101 [2022-11-23 15:02:16,769 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-23 15:02:16,769 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 92 treesize of output 95 [2022-11-23 15:02:16,829 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-23 15:02:16,834 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2022-11-23 15:02:16,844 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2022-11-23 15:02:18,363 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-23 15:02:18,567 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 630 treesize of output 490 [2022-11-23 15:02:18,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,730 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 28 select indices, 28 select index equivalence classes, 378 disjoint index pairs (out of 378 index pairs), introduced 28 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 85 [2022-11-23 15:02:18,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:18,880 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 28 select indices, 28 select index equivalence classes, 378 disjoint index pairs (out of 378 index pairs), introduced 28 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 85 [2022-11-23 15:02:18,986 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 46 [2022-11-23 15:02:19,163 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 624 treesize of output 484 [2022-11-23 15:02:19,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,346 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 28 select indices, 28 select index equivalence classes, 378 disjoint index pairs (out of 378 index pairs), introduced 28 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 85 [2022-11-23 15:02:19,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:19,536 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 28 select indices, 28 select index equivalence classes, 378 disjoint index pairs (out of 378 index pairs), introduced 28 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 85 [2022-11-23 15:02:19,643 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 40 [2022-11-23 15:02:21,738 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 624 treesize of output 484 [2022-11-23 15:02:21,816 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 40 [2022-11-23 15:02:21,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:21,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:21,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:21,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:21,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:21,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:21,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:21,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:21,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:21,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:21,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:21,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:21,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:21,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:21,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:21,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:21,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:21,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:21,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:21,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:21,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:21,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:21,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:21,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:21,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:21,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:21,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:21,944 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 28 select indices, 28 select index equivalence classes, 378 disjoint index pairs (out of 378 index pairs), introduced 28 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 85 [2022-11-23 15:02:22,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,124 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 28 select indices, 28 select index equivalence classes, 378 disjoint index pairs (out of 378 index pairs), introduced 28 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 85 [2022-11-23 15:02:22,261 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-23 15:02:22,357 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 630 treesize of output 490 [2022-11-23 15:02:22,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,491 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 28 select indices, 28 select index equivalence classes, 378 disjoint index pairs (out of 378 index pairs), introduced 28 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 85 [2022-11-23 15:02:22,584 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 46 [2022-11-23 15:02:22,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:02:22,720 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 28 select indices, 28 select index equivalence classes, 378 disjoint index pairs (out of 378 index pairs), introduced 28 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 85 [2022-11-23 15:03:13,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:03:13,819 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2022-11-23 15:03:14,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:03:14,111 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2022-11-23 15:03:14,672 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-23 15:03:14,676 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-23 15:03:15,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:03:15,678 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 15:03:15,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:03:15,906 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 15:03:17,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:03:17,439 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 15:03:17,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:03:17,595 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 15:04:41,329 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 15:04:41,413 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 15:05:50,168 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 15:05:50,336 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 15:05:52,847 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 15:05:52,931 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 15:05:53,285 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 15:05:53,359 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 15:05:58,642 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-23 15:05:58,696 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 15:05:58,757 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 15:05:58,834 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 15:06:05,907 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 15:06:05,914 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 15:06:05,946 INFO L321 Elim1Store]: treesize reduction 27, result has 41.3 percent of original size [2022-11-23 15:06:05,946 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 33 [2022-11-23 15:06:06,389 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-23 15:06:06,437 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-23 15:06:09,090 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-23 15:06:09,255 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-23 15:06:22,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:06:22,703 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 15:06:23,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:06:23,152 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 15:06:24,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:06:24,593 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 15:06:24,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 15:06:24,712 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 15:06:32,087 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 15:06:32,136 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-23 15:06:32,183 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 15:06:32,264 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:06:32,268 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:06:32,272 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:06:37,709 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 15:06:37,746 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 15:06:37,777 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-11-23 15:06:37,874 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:06:37,876 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:06:37,878 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:06:45,423 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 15:06:45,461 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 15:06:45,568 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:06:45,570 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:06:51,607 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 15:06:51,651 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 15:06:51,751 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:06:51,754 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 15:06:57,446 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 15:06:57,481 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 15:06:57,537 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-11-23 15:06:57,574 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 15:07:00,745 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-23 15:07:00,832 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-23 15:07:01,164 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-23 15:07:01,213 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-23 15:07:11,808 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-23 15:07:11,808 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 21 [2022-11-23 15:07:11,877 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11