./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-tiling/pr4.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34f5b07-8ace-400e-848c-d54174796f3e/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34f5b07-8ace-400e-848c-d54174796f3e/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34f5b07-8ace-400e-848c-d54174796f3e/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34f5b07-8ace-400e-848c-d54174796f3e/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/array-tiling/pr4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34f5b07-8ace-400e-848c-d54174796f3e/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34f5b07-8ace-400e-848c-d54174796f3e/bin/utaipan-I9t0OCRTmS --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 32bit --witnessprinter.graph.data.programhash 14a75e050103eb09182e049a798a738dec478e3acaa4fb01ae8649b715b8362f --- 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-8393723 [2022-11-19 06:42:57,981 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 06:42:57,983 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 06:42:58,003 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 06:42:58,003 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 06:42:58,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 06:42:58,005 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 06:42:58,007 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 06:42:58,009 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 06:42:58,010 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 06:42:58,011 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 06:42:58,012 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 06:42:58,013 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 06:42:58,014 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 06:42:58,015 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 06:42:58,016 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 06:42:58,017 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 06:42:58,018 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 06:42:58,033 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 06:42:58,035 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 06:42:58,041 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 06:42:58,044 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 06:42:58,046 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 06:42:58,047 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 06:42:58,056 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 06:42:58,056 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 06:42:58,057 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 06:42:58,065 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 06:42:58,066 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 06:42:58,067 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 06:42:58,067 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 06:42:58,068 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 06:42:58,069 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 06:42:58,069 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 06:42:58,070 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 06:42:58,071 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 06:42:58,071 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 06:42:58,072 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 06:42:58,074 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 06:42:58,075 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 06:42:58,076 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 06:42:58,077 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34f5b07-8ace-400e-848c-d54174796f3e/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-19 06:42:58,115 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 06:42:58,119 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 06:42:58,120 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 06:42:58,121 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 06:42:58,121 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 06:42:58,122 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 06:42:58,122 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 06:42:58,122 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 06:42:58,122 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 06:42:58,123 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 06:42:58,124 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 06:42:58,124 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 06:42:58,124 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 06:42:58,124 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 06:42:58,125 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 06:42:58,125 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 06:42:58,125 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 06:42:58,125 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 06:42:58,126 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 06:42:58,126 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 06:42:58,127 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 06:42:58,127 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 06:42:58,127 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 06:42:58,127 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 06:42:58,127 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 06:42:58,128 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 06:42:58,128 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 06:42:58,128 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 06:42:58,128 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 06:42:58,129 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 06:42:58,129 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 06:42:58,129 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 06:42:58,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:42:58,130 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 06:42:58,130 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 06:42:58,130 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 06:42:58,130 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 06:42:58,131 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 06:42:58,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 06:42:58,131 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 06:42:58,131 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 06:42:58,132 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_c34f5b07-8ace-400e-848c-d54174796f3e/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34f5b07-8ace-400e-848c-d54174796f3e/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14a75e050103eb09182e049a798a738dec478e3acaa4fb01ae8649b715b8362f [2022-11-19 06:42:58,371 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 06:42:58,395 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 06:42:58,399 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 06:42:58,400 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 06:42:58,401 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 06:42:58,402 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34f5b07-8ace-400e-848c-d54174796f3e/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/array-tiling/pr4.c [2022-11-19 06:42:58,471 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34f5b07-8ace-400e-848c-d54174796f3e/bin/utaipan-I9t0OCRTmS/data/84ba87bc8/143944342ab0457797598b293265a50b/FLAGb247f290d [2022-11-19 06:42:58,989 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 06:42:58,993 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34f5b07-8ace-400e-848c-d54174796f3e/sv-benchmarks/c/array-tiling/pr4.c [2022-11-19 06:42:59,001 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34f5b07-8ace-400e-848c-d54174796f3e/bin/utaipan-I9t0OCRTmS/data/84ba87bc8/143944342ab0457797598b293265a50b/FLAGb247f290d [2022-11-19 06:42:59,335 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34f5b07-8ace-400e-848c-d54174796f3e/bin/utaipan-I9t0OCRTmS/data/84ba87bc8/143944342ab0457797598b293265a50b [2022-11-19 06:42:59,338 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 06:42:59,339 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 06:42:59,343 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 06:42:59,344 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 06:42:59,348 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 06:42:59,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:42:59" (1/1) ... [2022-11-19 06:42:59,352 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6825bece and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:42:59, skipping insertion in model container [2022-11-19 06:42:59,353 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:42:59" (1/1) ... [2022-11-19 06:42:59,362 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 06:42:59,386 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 06:42:59,631 WARN L234 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_c34f5b07-8ace-400e-848c-d54174796f3e/sv-benchmarks/c/array-tiling/pr4.c[394,407] [2022-11-19 06:42:59,690 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:42:59,700 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 06:42:59,718 WARN L234 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_c34f5b07-8ace-400e-848c-d54174796f3e/sv-benchmarks/c/array-tiling/pr4.c[394,407] [2022-11-19 06:42:59,748 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 06:42:59,769 INFO L208 MainTranslator]: Completed translation [2022-11-19 06:42:59,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:42:59 WrapperNode [2022-11-19 06:42:59,771 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 06:42:59,773 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 06:42:59,773 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 06:42:59,773 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 06:42:59,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:42:59" (1/1) ... [2022-11-19 06:42:59,798 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:42:59" (1/1) ... [2022-11-19 06:42:59,830 INFO L138 Inliner]: procedures = 15, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 83 [2022-11-19 06:42:59,831 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 06:42:59,832 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 06:42:59,832 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 06:42:59,832 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 06:42:59,841 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:42:59" (1/1) ... [2022-11-19 06:42:59,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:42:59" (1/1) ... [2022-11-19 06:42:59,847 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:42:59" (1/1) ... [2022-11-19 06:42:59,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:42:59" (1/1) ... [2022-11-19 06:42:59,865 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:42:59" (1/1) ... [2022-11-19 06:42:59,869 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:42:59" (1/1) ... [2022-11-19 06:42:59,875 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:42:59" (1/1) ... [2022-11-19 06:42:59,881 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:42:59" (1/1) ... [2022-11-19 06:42:59,885 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 06:42:59,886 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 06:42:59,887 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 06:42:59,887 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 06:42:59,888 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:42:59" (1/1) ... [2022-11-19 06:42:59,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 06:42:59,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34f5b07-8ace-400e-848c-d54174796f3e/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 06:42:59,925 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34f5b07-8ace-400e-848c-d54174796f3e/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 06:42:59,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34f5b07-8ace-400e-848c-d54174796f3e/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 06:42:59,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 06:42:59,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 06:42:59,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 06:42:59,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 06:42:59,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 06:42:59,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 06:42:59,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 06:42:59,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 06:43:00,067 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 06:43:00,069 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 06:43:00,309 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 06:43:00,393 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 06:43:00,394 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-19 06:43:00,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:43:00 BoogieIcfgContainer [2022-11-19 06:43:00,397 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 06:43:00,400 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 06:43:00,400 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 06:43:00,404 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 06:43:00,404 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 06:42:59" (1/3) ... [2022-11-19 06:43:00,405 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e08c472 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:43:00, skipping insertion in model container [2022-11-19 06:43:00,405 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:42:59" (2/3) ... [2022-11-19 06:43:00,405 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e08c472 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:43:00, skipping insertion in model container [2022-11-19 06:43:00,406 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:43:00" (3/3) ... [2022-11-19 06:43:00,407 INFO L112 eAbstractionObserver]: Analyzing ICFG pr4.c [2022-11-19 06:43:00,426 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 06:43:00,427 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-19 06:43:00,476 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 06:43:00,484 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;@4f6d5e53, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 06:43:00,484 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-19 06:43:00,489 INFO L276 IsEmpty]: Start isEmpty. Operand has 12 states, 10 states have (on average 1.6) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 06:43:00,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-19 06:43:00,496 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:43:00,497 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:43:00,497 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:43:00,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:43:00,503 INFO L85 PathProgramCache]: Analyzing trace with hash -1378287186, now seen corresponding path program 1 times [2022-11-19 06:43:00,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:43:00,514 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602006671] [2022-11-19 06:43:00,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:43:00,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:43:00,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:43:01,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:43:01,052 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:43:01,052 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602006671] [2022-11-19 06:43:01,053 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602006671] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 06:43:01,053 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 06:43:01,053 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 06:43:01,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763820955] [2022-11-19 06:43:01,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 06:43:01,060 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 06:43:01,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 06:43:01,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 06:43:01,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:43:01,100 INFO L87 Difference]: Start difference. First operand has 12 states, 10 states have (on average 1.6) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 06:43:01,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 06:43:01,180 INFO L93 Difference]: Finished difference Result 24 states and 29 transitions. [2022-11-19 06:43:01,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 06:43:01,184 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2022-11-19 06:43:01,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 06:43:01,192 INFO L225 Difference]: With dead ends: 24 [2022-11-19 06:43:01,192 INFO L226 Difference]: Without dead ends: 10 [2022-11-19 06:43:01,195 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-19 06:43:01,205 INFO L413 NwaCegarLoop]: 7 mSDtfsCounter, 13 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-19 06:43:01,207 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 12 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-19 06:43:01,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2022-11-19 06:43:01,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2022-11-19 06:43:01,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 06:43:01,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 11 transitions. [2022-11-19 06:43:01,253 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 11 transitions. Word has length 7 [2022-11-19 06:43:01,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 06:43:01,253 INFO L495 AbstractCegarLoop]: Abstraction has 10 states and 11 transitions. [2022-11-19 06:43:01,254 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 06:43:01,255 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2022-11-19 06:43:01,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-19 06:43:01,256 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 06:43:01,256 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 06:43:01,257 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 06:43:01,257 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 06:43:01,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 06:43:01,259 INFO L85 PathProgramCache]: Analyzing trace with hash 231598913, now seen corresponding path program 1 times [2022-11-19 06:43:01,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 06:43:01,261 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131219649] [2022-11-19 06:43:01,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:43:01,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 06:43:01,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:43:02,700 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:43:02,700 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 06:43:02,701 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131219649] [2022-11-19 06:43:02,701 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2131219649] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 06:43:02,701 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1701138002] [2022-11-19 06:43:02,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 06:43:02,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 06:43:02,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34f5b07-8ace-400e-848c-d54174796f3e/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 06:43:02,705 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34f5b07-8ace-400e-848c-d54174796f3e/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 06:43:02,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c34f5b07-8ace-400e-848c-d54174796f3e/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-19 06:43:02,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 06:43:02,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 43 conjunts are in the unsatisfiable core [2022-11-19 06:43:02,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 06:43:03,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:03,235 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 39 [2022-11-19 06:43:03,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:03,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:03,544 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 159 [2022-11-19 06:43:03,665 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-19 06:43:03,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:03,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:03,707 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 45 treesize of output 9 [2022-11-19 06:43:03,766 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 142 [2022-11-19 06:43:03,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:03,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:03,790 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 36 treesize of output 105 [2022-11-19 06:43:03,847 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 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 25 treesize of output 25 [2022-11-19 06:43:03,945 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 8 treesize of output 1 [2022-11-19 06:43:03,959 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 49 treesize of output 1 [2022-11-19 06:43:03,979 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-19 06:43:03,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:03,986 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 68 [2022-11-19 06:43:04,001 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 0 case distinctions, treesize of input 20 treesize of output 9 [2022-11-19 06:43:04,006 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2022-11-19 06:43:04,027 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 24 [2022-11-19 06:43:04,181 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 62 treesize of output 46 [2022-11-19 06:43:04,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:43:04,217 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 06:43:04,450 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-19 06:43:04,451 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 44 treesize of output 54 [2022-11-19 06:43:06,177 INFO L321 Elim1Store]: treesize reduction 33, result has 75.2 percent of original size [2022-11-19 06:43:06,178 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 4 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 274 treesize of output 686 [2022-11-19 06:43:06,673 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 129 treesize of output 124 [2022-11-19 06:43:06,764 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 129 treesize of output 124 [2022-11-19 06:43:06,797 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 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 129 treesize of output 124 [2022-11-19 06:43:06,844 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2022-11-19 06:43:06,900 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-19 06:43:06,901 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 175 treesize of output 211 [2022-11-19 06:43:06,926 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 23 [2022-11-19 06:43:06,951 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 124 treesize of output 1 [2022-11-19 06:43:06,997 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 64 treesize of output 1 [2022-11-19 06:43:07,127 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-19 06:43:07,127 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 9 new quantified variables, introduced 16 case distinctions, treesize of input 256 treesize of output 522 [2022-11-19 06:43:08,318 INFO L321 Elim1Store]: treesize reduction 39, result has 75.2 percent of original size [2022-11-19 06:43:08,318 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 4 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 12 case distinctions, treesize of input 100 treesize of output 578 [2022-11-19 06:43:12,177 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-19 06:43:12,177 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 91 treesize of output 99 [2022-11-19 06:43:12,188 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 9 treesize of output 1 [2022-11-19 06:43:12,198 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 1 [2022-11-19 06:43:12,226 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 4 [2022-11-19 06:43:12,244 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 0 case distinctions, treesize of input 99 treesize of output 86 [2022-11-19 06:43:12,257 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-19 06:43:12,257 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 1 case distinctions, treesize of input 86 treesize of output 18 [2022-11-19 06:43:12,268 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 0 case distinctions, treesize of input 99 treesize of output 86 [2022-11-19 06:43:12,281 INFO L321 Elim1Store]: treesize reduction 12, result has 7.7 percent of original size [2022-11-19 06:43:12,281 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 1 case distinctions, treesize of input 86 treesize of output 1 [2022-11-19 06:43:12,288 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 111 treesize of output 99 [2022-11-19 06:43:12,306 INFO L321 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2022-11-19 06:43:12,307 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 135 treesize of output 118 [2022-11-19 06:43:12,352 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 06:43:12,352 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1701138002] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 06:43:12,352 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [883534048] [2022-11-19 06:43:12,384 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2022-11-19 06:43:12,385 INFO L166 IcfgInterpreter]: Building call graph [2022-11-19 06:43:12,389 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-19 06:43:12,396 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-19 06:43:12,397 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-19 06:43:12,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:12,488 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-19 06:43:12,489 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2022-11-19 06:43:12,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:12,506 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 34 [2022-11-19 06:43:12,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:12,595 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 8 select indices, 8 select index equivalence classes, 19 disjoint index pairs (out of 28 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 185 [2022-11-19 06:43:12,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:12,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:12,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:12,759 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 9 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 762 treesize of output 1112 [2022-11-19 06:43:13,486 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 8 stores, 1 select indices, 1 select index equivalence classes, 12 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 243 treesize of output 3440 [2022-11-19 06:43:18,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:18,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:18,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:18,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:18,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:18,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:19,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:19,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:19,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:19,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:19,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:19,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:20,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:20,011 INFO L217 Elim1Store]: Index analysis took 1612 ms [2022-11-19 06:43:20,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:20,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:20,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:20,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:20,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:20,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:21,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:21,359 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 6 stores, 3 select indices, 3 select index equivalence classes, 22 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 1061 treesize of output 1026 [2022-11-19 06:43:22,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:22,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:22,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:22,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:22,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:22,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:22,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:22,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:22,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:22,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:22,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:22,359 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 11 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8237 treesize of output 8512 [2022-11-19 06:43:26,892 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 06:43:26,895 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 06:43:26,913 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 06:43:27,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:27,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:27,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:27,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:27,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:27,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:27,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:27,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:27,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:27,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:27,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:27,153 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 3 select indices, 3 select index equivalence classes, 13 disjoint index pairs (out of 3 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 5654 treesize of output 5727 [2022-11-19 06:43:34,694 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 06:43:34,695 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 06:43:34,711 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 06:43:35,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:35,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:35,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:35,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:35,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:35,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:35,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:35,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:35,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:35,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:35,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:35,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:35,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:35,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:35,387 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 395 treesize of output 1178 [2022-11-19 06:43:36,077 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 06:43:36,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:36,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:36,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:36,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:36,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:36,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:36,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:36,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:36,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:36,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:36,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:36,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:36,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:36,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:36,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:36,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:36,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:36,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:36,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:36,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:36,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:36,165 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 3 select indices, 3 select index equivalence classes, 25 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 1061 treesize of output 1300 [2022-11-19 06:43:36,656 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 50 treesize of output 22 [2022-11-19 06:43:36,726 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 06:43:38,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:38,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:38,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:38,538 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 10 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 1566 treesize of output 1909 [2022-11-19 06:43:38,591 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1636 treesize of output 1524 [2022-11-19 06:43:38,660 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1511 treesize of output 1483 [2022-11-19 06:43:38,701 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1483 treesize of output 1455 [2022-11-19 06:43:40,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:40,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:40,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:40,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:40,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:40,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:40,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:40,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:40,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:40,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:40,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:40,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:40,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:40,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:40,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:40,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:40,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:40,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:40,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:40,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:40,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:40,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:40,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:40,492 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 9 stores, 2 select indices, 2 select index equivalence classes, 25 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 139 [2022-11-19 06:43:40,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:40,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:40,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:40,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:40,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 06:43:40,826 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 19 stores, 4 select indices, 4 select index equivalence classes, 12 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 3208 treesize of output 55601 [2022-11-19 06:43:44,887 INFO L217 Elim1Store]: Index analysis took 2870 ms [2022-11-19 06:43:47,136 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 103 stores, 4 select indices, 4 select index equivalence classes, 12 disjoint index pairs (out of 6 index pairs), introduced 107 new quantified variables, introduced 0 case distinctions, treesize of input 51578 treesize of output 6795032 [2022-11-19 06:44:20,662 WARN L233 SmtUtils]: Spent 32.63s on a formula simplification that was a NOOP. DAG size: 457964 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)