./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-tiling/rewnifrev2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/config/TaipanReach.xml -i ../../sv-benchmarks/c/array-tiling/rewnifrev2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw --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 a70897b8f9d01ade64d517ee2bf20dd64d1adb0a94ea95e1a8b2431f33b62533 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-20 05:47:16,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-20 05:47:16,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-20 05:47:16,956 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-20 05:47:16,957 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-20 05:47:16,958 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-20 05:47:16,961 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-20 05:47:16,964 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-20 05:47:16,966 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-20 05:47:16,968 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-20 05:47:16,970 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-20 05:47:16,971 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-20 05:47:16,972 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-20 05:47:16,974 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-20 05:47:16,976 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-20 05:47:16,978 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-20 05:47:16,980 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-20 05:47:16,982 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-20 05:47:16,985 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-20 05:47:16,988 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-20 05:47:16,991 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-20 05:47:16,993 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-20 05:47:16,995 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-20 05:47:16,997 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-20 05:47:17,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-20 05:47:17,011 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-20 05:47:17,012 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-20 05:47:17,013 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-20 05:47:17,015 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-20 05:47:17,017 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-20 05:47:17,018 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-20 05:47:17,020 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-20 05:47:17,023 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-20 05:47:17,024 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-20 05:47:17,027 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-20 05:47:17,027 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-20 05:47:17,028 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-20 05:47:17,028 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-20 05:47:17,030 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-20 05:47:17,031 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-20 05:47:17,032 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-20 05:47:17,033 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-20 05:47:17,096 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-20 05:47:17,097 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-20 05:47:17,099 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-20 05:47:17,099 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-20 05:47:17,100 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-20 05:47:17,100 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-20 05:47:17,100 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-20 05:47:17,101 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-20 05:47:17,101 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-20 05:47:17,101 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-20 05:47:17,102 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-20 05:47:17,103 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-20 05:47:17,103 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-20 05:47:17,103 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-20 05:47:17,104 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-20 05:47:17,105 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-20 05:47:17,105 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-20 05:47:17,105 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-20 05:47:17,106 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-20 05:47:17,106 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-20 05:47:17,106 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-20 05:47:17,106 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-20 05:47:17,107 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-20 05:47:17,107 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-20 05:47:17,107 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-20 05:47:17,108 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-20 05:47:17,108 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-20 05:47:17,108 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-20 05:47:17,109 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-20 05:47:17,110 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-20 05:47:17,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 05:47:17,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-20 05:47:17,112 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-20 05:47:17,112 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-20 05:47:17,112 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-20 05:47:17,113 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-20 05:47:17,113 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-20 05:47:17,113 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-20 05:47:17,113 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-20 05:47:17,114 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a70897b8f9d01ade64d517ee2bf20dd64d1adb0a94ea95e1a8b2431f33b62533 [2021-10-20 05:47:17,465 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-20 05:47:17,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-20 05:47:17,501 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-20 05:47:17,502 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-20 05:47:17,503 INFO L275 PluginConnector]: CDTParser initialized [2021-10-20 05:47:17,504 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/../../sv-benchmarks/c/array-tiling/rewnifrev2.c [2021-10-20 05:47:17,602 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/data/d3e19fbcc/f3601a22e4eb4a12b117214e66bfc15c/FLAGee97c2fcd [2021-10-20 05:47:18,236 INFO L306 CDTParser]: Found 1 translation units. [2021-10-20 05:47:18,237 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/sv-benchmarks/c/array-tiling/rewnifrev2.c [2021-10-20 05:47:18,251 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/data/d3e19fbcc/f3601a22e4eb4a12b117214e66bfc15c/FLAGee97c2fcd [2021-10-20 05:47:18,590 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/data/d3e19fbcc/f3601a22e4eb4a12b117214e66bfc15c [2021-10-20 05:47:18,593 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-20 05:47:18,595 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-20 05:47:18,609 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-20 05:47:18,610 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-20 05:47:18,615 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-20 05:47:18,616 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:47:18" (1/1) ... [2021-10-20 05:47:18,619 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b192305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:47:18, skipping insertion in model container [2021-10-20 05:47:18,619 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:47:18" (1/1) ... [2021-10-20 05:47:18,628 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-20 05:47:18,646 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-20 05:47:18,875 WARN L228 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_164df11d-ab0b-4906-8de6-7b06f757a234/sv-benchmarks/c/array-tiling/rewnifrev2.c[401,414] [2021-10-20 05:47:18,891 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-20 05:47:18,903 INFO L203 MainTranslator]: Completed pre-run [2021-10-20 05:47:18,918 WARN L228 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_164df11d-ab0b-4906-8de6-7b06f757a234/sv-benchmarks/c/array-tiling/rewnifrev2.c[401,414] [2021-10-20 05:47:18,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-20 05:47:18,965 INFO L208 MainTranslator]: Completed translation [2021-10-20 05:47:18,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:47:18 WrapperNode [2021-10-20 05:47:18,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-20 05:47:18,967 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-20 05:47:18,967 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-20 05:47:18,968 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-20 05:47:18,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:47:18" (1/1) ... [2021-10-20 05:47:18,988 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:47:18" (1/1) ... [2021-10-20 05:47:19,017 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-20 05:47:19,018 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-20 05:47:19,019 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-20 05:47:19,019 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-20 05:47:19,029 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:47:18" (1/1) ... [2021-10-20 05:47:19,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:47:18" (1/1) ... [2021-10-20 05:47:19,044 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:47:18" (1/1) ... [2021-10-20 05:47:19,046 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:47:18" (1/1) ... [2021-10-20 05:47:19,052 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:47:18" (1/1) ... [2021-10-20 05:47:19,061 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:47:18" (1/1) ... [2021-10-20 05:47:19,072 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:47:18" (1/1) ... [2021-10-20 05:47:19,075 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-20 05:47:19,077 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-20 05:47:19,079 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-20 05:47:19,079 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-20 05:47:19,080 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:47:18" (1/1) ... [2021-10-20 05:47:19,090 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 05:47:19,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/z3 [2021-10-20 05:47:19,123 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-20 05:47:19,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-20 05:47:19,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-20 05:47:19,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-20 05:47:19,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-20 05:47:19,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-20 05:47:19,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-20 05:47:19,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-20 05:47:19,188 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-20 05:47:19,637 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-20 05:47:19,638 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-10-20 05:47:19,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 05:47:19 BoogieIcfgContainer [2021-10-20 05:47:19,641 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-20 05:47:19,643 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-20 05:47:19,643 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-20 05:47:19,647 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-20 05:47:19,648 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 05:47:18" (1/3) ... [2021-10-20 05:47:19,649 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d9d5e0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 05:47:19, skipping insertion in model container [2021-10-20 05:47:19,649 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:47:18" (2/3) ... [2021-10-20 05:47:19,650 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d9d5e0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 05:47:19, skipping insertion in model container [2021-10-20 05:47:19,650 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 05:47:19" (3/3) ... [2021-10-20 05:47:19,651 INFO L111 eAbstractionObserver]: Analyzing ICFG rewnifrev2.c [2021-10-20 05:47:19,658 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-20 05:47:19,658 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-20 05:47:19,734 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-20 05:47:19,749 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-10-20 05:47:19,749 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-20 05:47:19,768 INFO L276 IsEmpty]: Start isEmpty. Operand has 10 states, 8 states have (on average 1.625) internal successors, (13), 9 states have internal predecessors, (13), 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) [2021-10-20 05:47:19,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-20 05:47:19,778 INFO L504 BasicCegarLoop]: Found error trace [2021-10-20 05:47:19,779 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-10-20 05:47:19,779 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-20 05:47:19,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-20 05:47:19,794 INFO L82 PathProgramCache]: Analyzing trace with hash -1912434953, now seen corresponding path program 1 times [2021-10-20 05:47:19,805 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-20 05:47:19,807 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851401115] [2021-10-20 05:47:19,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 05:47:19,809 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-20 05:47:19,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 05:47:20,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:47:20,077 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-20 05:47:20,078 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851401115] [2021-10-20 05:47:20,079 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851401115] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-20 05:47:20,080 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-20 05:47:20,080 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-20 05:47:20,085 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147287477] [2021-10-20 05:47:20,090 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-20 05:47:20,091 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-20 05:47:20,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-20 05:47:20,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-20 05:47:20,116 INFO L87 Difference]: Start difference. First operand has 10 states, 8 states have (on average 1.625) internal successors, (13), 9 states have internal predecessors, (13), 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 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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) [2021-10-20 05:47:20,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-20 05:47:20,180 INFO L93 Difference]: Finished difference Result 20 states and 24 transitions. [2021-10-20 05:47:20,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-20 05:47:20,182 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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 6 [2021-10-20 05:47:20,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-20 05:47:20,192 INFO L225 Difference]: With dead ends: 20 [2021-10-20 05:47:20,193 INFO L226 Difference]: Without dead ends: 9 [2021-10-20 05:47:20,196 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-20 05:47:20,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2021-10-20 05:47:20,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2021-10-20 05:47:20,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 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) [2021-10-20 05:47:20,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 10 transitions. [2021-10-20 05:47:20,233 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 10 transitions. Word has length 6 [2021-10-20 05:47:20,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-20 05:47:20,234 INFO L470 AbstractCegarLoop]: Abstraction has 9 states and 10 transitions. [2021-10-20 05:47:20,234 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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) [2021-10-20 05:47:20,234 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2021-10-20 05:47:20,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-20 05:47:20,235 INFO L504 BasicCegarLoop]: Found error trace [2021-10-20 05:47:20,235 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-20 05:47:20,236 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-20 05:47:20,236 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-20 05:47:20,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-20 05:47:20,241 INFO L82 PathProgramCache]: Analyzing trace with hash 840302022, now seen corresponding path program 1 times [2021-10-20 05:47:20,242 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-20 05:47:20,242 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448960569] [2021-10-20 05:47:20,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 05:47:20,243 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-20 05:47:20,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 05:47:20,507 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:47:20,507 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-20 05:47:20,507 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448960569] [2021-10-20 05:47:20,508 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448960569] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-20 05:47:20,508 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-20 05:47:20,508 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-20 05:47:20,509 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630155502] [2021-10-20 05:47:20,514 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-20 05:47:20,515 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-20 05:47:20,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-20 05:47:20,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-10-20 05:47:20,518 INFO L87 Difference]: Start difference. First operand 9 states and 10 transitions. Second operand has 6 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 6 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) [2021-10-20 05:47:20,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-20 05:47:20,603 INFO L93 Difference]: Finished difference Result 14 states and 15 transitions. [2021-10-20 05:47:20,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-20 05:47:20,603 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 6 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 [2021-10-20 05:47:20,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-20 05:47:20,604 INFO L225 Difference]: With dead ends: 14 [2021-10-20 05:47:20,604 INFO L226 Difference]: Without dead ends: 12 [2021-10-20 05:47:20,606 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 78.0ms TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2021-10-20 05:47:20,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2021-10-20 05:47:20,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 11. [2021-10-20 05:47:20,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 10 states have (on average 1.2) internal successors, (12), 10 states have internal predecessors, (12), 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) [2021-10-20 05:47:20,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 12 transitions. [2021-10-20 05:47:20,611 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 12 transitions. Word has length 7 [2021-10-20 05:47:20,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-20 05:47:20,611 INFO L470 AbstractCegarLoop]: Abstraction has 11 states and 12 transitions. [2021-10-20 05:47:20,612 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 6 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) [2021-10-20 05:47:20,612 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2021-10-20 05:47:20,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-20 05:47:20,613 INFO L504 BasicCegarLoop]: Found error trace [2021-10-20 05:47:20,613 INFO L512 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-20 05:47:20,613 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-20 05:47:20,614 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-20 05:47:20,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-20 05:47:20,614 INFO L82 PathProgramCache]: Analyzing trace with hash -1921650230, now seen corresponding path program 1 times [2021-10-20 05:47:20,615 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-20 05:47:20,615 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665612864] [2021-10-20 05:47:20,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 05:47:20,616 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-20 05:47:20,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 05:47:20,785 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:47:20,785 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-20 05:47:20,786 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1665612864] [2021-10-20 05:47:20,786 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1665612864] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-20 05:47:20,786 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1502130860] [2021-10-20 05:47:20,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 05:47:20,787 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-20 05:47:20,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/z3 [2021-10-20 05:47:20,790 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-20 05:47:20,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-20 05:47:20,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 05:47:20,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-20 05:47:20,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-20 05:47:21,013 INFO L354 Elim1Store]: treesize reduction 41, result has 21.2 percent of original size [2021-10-20 05:47:21,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 34 [2021-10-20 05:47:21,679 INFO L354 Elim1Store]: treesize reduction 44, result has 6.4 percent of original size [2021-10-20 05:47:21,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 59 treesize of output 39 [2021-10-20 05:47:21,756 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:47:21,757 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-20 05:47:21,936 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:47:21,937 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1502130860] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-20 05:47:21,938 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [656483259] [2021-10-20 05:47:21,967 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-10-20 05:47:21,967 INFO L166 IcfgInterpreter]: Building call graph [2021-10-20 05:47:21,976 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-10-20 05:47:21,983 INFO L176 IcfgInterpreter]: Starting interpretation [2021-10-20 05:47:21,984 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-10-20 05:47:22,037 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,045 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:22,048 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,050 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-10-20 05:47:22,052 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:22,054 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,056 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-10-20 05:47:22,063 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-10-20 05:47:22,084 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_11|], 21=[|v_#valid_12|]} [2021-10-20 05:47:22,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-10-20 05:47:22,104 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,105 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-10-20 05:47:22,106 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,107 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-10-20 05:47:22,108 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:22,110 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:22,173 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 31 treesize of output 30 [2021-10-20 05:47:22,228 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,231 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-20 05:47:22,237 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,238 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-20 05:47:22,240 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:22,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:22,262 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,266 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,268 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-10-20 05:47:22,272 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-10-20 05:47:22,272 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:127, output treesize:102 [2021-10-20 05:47:22,285 INFO L180 QuantifierPusher]: treesize reduction 5, result has 96.5 percent of original size [2021-10-20 05:47:22,288 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:22,289 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,291 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-20 05:47:22,296 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:22,297 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,298 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-10-20 05:47:22,303 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-10-20 05:47:22,329 INFO L446 ElimStorePlain]: Different costs {6=[|v_#length_12|], 15=[|v_#valid_13|]} [2021-10-20 05:47:22,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,364 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-10-20 05:47:22,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 3 case distinctions, treesize of input 24 treesize of output 32 [2021-10-20 05:47:22,366 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,373 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-20 05:47:22,374 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,375 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-20 05:47:22,375 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:22,376 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:22,401 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 41 [2021-10-20 05:47:22,425 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,431 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-10-20 05:47:22,432 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,433 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-10-20 05:47:22,434 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:22,435 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:22,456 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,460 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,465 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-10-20 05:47:22,468 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-10-20 05:47:22,469 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:137, output treesize:130 [2021-10-20 05:47:22,482 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,489 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:22,490 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,492 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-20 05:47:22,497 INFO L185 QuantifierPusher]: treesize reduction 5, result has 97.0 percent of original size 160 [2021-10-20 05:47:22,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 51 [2021-10-20 05:47:22,530 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,533 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-20 05:47:22,534 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,536 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-20 05:47:22,540 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:22,540 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:22,563 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,573 INFO L180 QuantifierPusher]: treesize reduction 5, result has 96.9 percent of original size [2021-10-20 05:47:22,579 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 158 [2021-10-20 05:47:22,583 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-20 05:47:22,584 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:163, output treesize:158 [2021-10-20 05:47:22,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:22,632 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:22,679 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:22,733 INFO L180 QuantifierPusher]: treesize reduction 5, result has 98.7 percent of original size [2021-10-20 05:47:22,756 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:22,770 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,771 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:22,773 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,774 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-20 05:47:22,782 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:22,783 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,785 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-10-20 05:47:22,795 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-10-20 05:47:22,796 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:22,805 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,813 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 318 [2021-10-20 05:47:22,822 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 388 [2021-10-20 05:47:22,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,889 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-20 05:47:22,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,918 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 73 [2021-10-20 05:47:22,920 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,927 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-10-20 05:47:22,928 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,929 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-10-20 05:47:22,930 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:22,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:22,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 51 [2021-10-20 05:47:22,964 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,967 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-20 05:47:22,968 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:22,969 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-20 05:47:22,969 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:22,970 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:23,024 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:23,056 INFO L180 QuantifierPusher]: treesize reduction 102, result has 78.2 percent of original size [2021-10-20 05:47:23,066 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 365 [2021-10-20 05:47:23,067 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-10-20 05:47:23,068 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:481, output treesize:365 [2021-10-20 05:47:23,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:23,136 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:23,140 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:23,142 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:23,145 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:23,147 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:23,156 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:23,167 INFO L180 QuantifierPusher]: treesize reduction 47, result has 62.1 percent of original size [2021-10-20 05:47:23,173 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:23,177 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:23,178 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-10-20 05:47:23,180 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-10-20 05:47:23,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:23,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:23,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 29 [2021-10-20 05:47:23,192 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:23,193 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-10-20 05:47:23,193 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:23,194 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-10-20 05:47:23,195 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:23,195 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:23,199 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:23,200 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:23,202 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-10-20 05:47:23,203 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-20 05:47:23,203 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:76, output treesize:76 [2021-10-20 05:47:23,217 INFO L180 QuantifierPusher]: treesize reduction 46, result has 53.1 percent of original size [2021-10-20 05:47:23,220 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-10-20 05:47:23,227 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:23,232 INFO L185 QuantifierPusher]: treesize reduction 3, result has 96.1 percent of original size 74 [2021-10-20 05:47:23,237 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.3 percent of original size [2021-10-20 05:47:23,251 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-10-20 05:47:23,259 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:23,272 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:23,275 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:23,279 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:23,281 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:23,302 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:23,322 INFO L180 QuantifierPusher]: treesize reduction 42, result has 60.7 percent of original size [2021-10-20 05:47:23,327 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-10-20 05:47:23,332 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:23,343 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-10-20 05:47:23,362 INFO L180 QuantifierPusher]: treesize reduction 42, result has 60.7 percent of original size [2021-10-20 05:47:23,367 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-10-20 05:47:23,368 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:23,377 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:23,388 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:23,400 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:23,428 INFO L180 IcfgInterpreter]: Interpretation finished [2021-10-20 05:47:24,583 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-20 05:47:24,584 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-10-20 05:47:24,584 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 13 [2021-10-20 05:47:24,584 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429706841] [2021-10-20 05:47:24,585 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-10-20 05:47:24,585 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-20 05:47:24,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-10-20 05:47:24,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=275, Unknown=0, NotChecked=0, Total=342 [2021-10-20 05:47:24,587 INFO L87 Difference]: Start difference. First operand 11 states and 12 transitions. Second operand has 13 states, 13 states have (on average 1.7692307692307692) internal successors, (23), 13 states have internal predecessors, (23), 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) [2021-10-20 05:47:24,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-20 05:47:24,864 INFO L93 Difference]: Finished difference Result 18 states and 19 transitions. [2021-10-20 05:47:24,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-20 05:47:24,865 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 1.7692307692307692) internal successors, (23), 13 states have internal predecessors, (23), 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 10 [2021-10-20 05:47:24,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-20 05:47:24,866 INFO L225 Difference]: With dead ends: 18 [2021-10-20 05:47:24,866 INFO L226 Difference]: Without dead ends: 16 [2021-10-20 05:47:24,867 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 1500.4ms TimeCoverageRelationStatistics Valid=114, Invalid=438, Unknown=0, NotChecked=0, Total=552 [2021-10-20 05:47:24,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2021-10-20 05:47:24,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 14. [2021-10-20 05:47:24,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 13 states have (on average 1.1538461538461537) internal successors, (15), 13 states have internal predecessors, (15), 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) [2021-10-20 05:47:24,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 15 transitions. [2021-10-20 05:47:24,872 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 15 transitions. Word has length 10 [2021-10-20 05:47:24,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-20 05:47:24,873 INFO L470 AbstractCegarLoop]: Abstraction has 14 states and 15 transitions. [2021-10-20 05:47:24,873 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 1.7692307692307692) internal successors, (23), 13 states have internal predecessors, (23), 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) [2021-10-20 05:47:24,873 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2021-10-20 05:47:24,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-20 05:47:24,874 INFO L504 BasicCegarLoop]: Found error trace [2021-10-20 05:47:24,874 INFO L512 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1] [2021-10-20 05:47:24,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-20 05:47:25,089 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-20 05:47:25,089 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-20 05:47:25,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-20 05:47:25,090 INFO L82 PathProgramCache]: Analyzing trace with hash -257732794, now seen corresponding path program 2 times [2021-10-20 05:47:25,090 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-20 05:47:25,090 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174323692] [2021-10-20 05:47:25,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 05:47:25,090 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-20 05:47:25,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 05:47:25,173 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:47:25,174 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-20 05:47:25,174 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174323692] [2021-10-20 05:47:25,174 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1174323692] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-20 05:47:25,175 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1697882172] [2021-10-20 05:47:25,175 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-20 05:47:25,175 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-20 05:47:25,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/z3 [2021-10-20 05:47:25,176 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-20 05:47:25,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-20 05:47:25,257 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-10-20 05:47:25,257 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-20 05:47:25,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-20 05:47:25,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-20 05:47:25,387 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:47:25,387 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-20 05:47:25,493 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:47:25,494 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1697882172] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-20 05:47:25,494 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2009235162] [2021-10-20 05:47:25,497 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-10-20 05:47:25,497 INFO L166 IcfgInterpreter]: Building call graph [2021-10-20 05:47:25,497 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-10-20 05:47:25,498 INFO L176 IcfgInterpreter]: Starting interpretation [2021-10-20 05:47:25,498 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-10-20 05:47:25,504 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:25,505 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:25,506 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:25,506 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-10-20 05:47:25,507 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:25,508 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:25,509 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-10-20 05:47:25,511 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-10-20 05:47:25,514 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_14|], 21=[|v_#valid_15|]} [2021-10-20 05:47:25,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-10-20 05:47:25,527 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:25,528 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-10-20 05:47:25,529 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:25,529 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-10-20 05:47:25,530 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:25,530 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:25,535 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:25,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 31 treesize of output 30 [2021-10-20 05:47:25,557 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:25,566 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-20 05:47:25,566 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:25,567 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-20 05:47:25,568 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:25,568 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:25,589 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:25,591 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:25,592 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-10-20 05:47:25,593 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-10-20 05:47:25,594 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:127, output treesize:102 [2021-10-20 05:47:25,600 INFO L180 QuantifierPusher]: treesize reduction 5, result has 96.5 percent of original size [2021-10-20 05:47:25,602 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:25,603 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:25,613 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-10-20 05:47:25,614 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:25,614 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:25,616 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-20 05:47:25,618 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-10-20 05:47:25,623 INFO L446 ElimStorePlain]: Different costs {6=[|v_#length_15|], 15=[|v_#valid_16|]} [2021-10-20 05:47:25,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,645 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-10-20 05:47:25,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 3 case distinctions, treesize of input 24 treesize of output 32 [2021-10-20 05:47:25,647 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:25,649 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-20 05:47:25,650 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:25,650 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-20 05:47:25,651 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:25,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:25,665 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:25,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 41 [2021-10-20 05:47:25,689 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:25,693 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-10-20 05:47:25,694 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:25,696 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-10-20 05:47:25,696 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:25,697 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:25,704 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:25,706 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:25,711 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-10-20 05:47:25,712 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-10-20 05:47:25,712 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:137, output treesize:130 [2021-10-20 05:47:25,717 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:25,721 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:25,722 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:25,722 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-20 05:47:25,726 INFO L185 QuantifierPusher]: treesize reduction 5, result has 97.0 percent of original size 160 [2021-10-20 05:47:25,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 51 [2021-10-20 05:47:25,774 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:25,776 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-20 05:47:25,777 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:25,778 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-20 05:47:25,778 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:25,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:25,787 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:25,791 INFO L180 QuantifierPusher]: treesize reduction 5, result has 96.9 percent of original size [2021-10-20 05:47:25,794 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 158 [2021-10-20 05:47:25,795 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-20 05:47:25,795 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:163, output treesize:158 [2021-10-20 05:47:25,799 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:25,819 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:25,839 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:25,873 INFO L180 QuantifierPusher]: treesize reduction 5, result has 98.7 percent of original size [2021-10-20 05:47:25,885 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:25,890 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:25,891 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:25,892 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:25,895 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-10-20 05:47:25,897 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:25,898 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:25,898 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-20 05:47:25,904 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-10-20 05:47:25,905 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:25,909 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:25,914 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 318 [2021-10-20 05:47:25,919 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 388 [2021-10-20 05:47:25,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,954 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-20 05:47:25,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:25,986 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 73 [2021-10-20 05:47:25,988 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:25,991 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-10-20 05:47:25,992 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:25,993 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-10-20 05:47:25,994 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:26,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:26,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:26,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:26,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:26,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 51 [2021-10-20 05:47:26,030 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:26,032 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-20 05:47:26,033 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:26,034 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-20 05:47:26,035 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:26,035 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:26,087 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:26,102 INFO L180 QuantifierPusher]: treesize reduction 102, result has 78.2 percent of original size [2021-10-20 05:47:26,107 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 365 [2021-10-20 05:47:26,109 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-10-20 05:47:26,109 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:481, output treesize:365 [2021-10-20 05:47:26,121 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:26,170 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:26,172 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:26,174 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:26,176 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:26,177 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:26,196 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:26,204 INFO L180 QuantifierPusher]: treesize reduction 47, result has 62.1 percent of original size [2021-10-20 05:47:26,206 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:26,207 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:26,208 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-10-20 05:47:26,210 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-10-20 05:47:26,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:26,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:26,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 29 [2021-10-20 05:47:26,227 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:26,228 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-10-20 05:47:26,229 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:26,231 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-10-20 05:47:26,232 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:26,232 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:26,235 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:26,236 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:26,238 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-10-20 05:47:26,238 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-20 05:47:26,239 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:76, output treesize:76 [2021-10-20 05:47:26,245 INFO L180 QuantifierPusher]: treesize reduction 46, result has 53.1 percent of original size [2021-10-20 05:47:26,247 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-10-20 05:47:26,251 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:26,255 INFO L185 QuantifierPusher]: treesize reduction 3, result has 96.1 percent of original size 74 [2021-10-20 05:47:26,257 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:26,265 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:26,268 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:26,270 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:26,272 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:26,277 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:26,293 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:26,300 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 169 [2021-10-20 05:47:26,304 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:26,332 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:26,335 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:26,337 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:26,338 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:26,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:26,342 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:26,343 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:26,349 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:26,359 INFO L180 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-10-20 05:47:26,362 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-10-20 05:47:26,374 INFO L180 IcfgInterpreter]: Interpretation finished [2021-10-20 05:47:27,234 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-20 05:47:27,234 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-10-20 05:47:27,234 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 12 [2021-10-20 05:47:27,234 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38819043] [2021-10-20 05:47:27,235 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-10-20 05:47:27,235 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-20 05:47:27,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-20 05:47:27,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=227, Unknown=0, NotChecked=0, Total=306 [2021-10-20 05:47:27,236 INFO L87 Difference]: Start difference. First operand 14 states and 15 transitions. Second operand has 12 states, 12 states have (on average 2.25) internal successors, (27), 12 states have internal predecessors, (27), 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) [2021-10-20 05:47:27,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-20 05:47:27,318 INFO L93 Difference]: Finished difference Result 27 states and 29 transitions. [2021-10-20 05:47:27,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-20 05:47:27,319 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 2.25) internal successors, (27), 12 states have internal predecessors, (27), 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 13 [2021-10-20 05:47:27,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-20 05:47:27,320 INFO L225 Difference]: With dead ends: 27 [2021-10-20 05:47:27,320 INFO L226 Difference]: Without dead ends: 15 [2021-10-20 05:47:27,321 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 929.3ms TimeCoverageRelationStatistics Valid=79, Invalid=227, Unknown=0, NotChecked=0, Total=306 [2021-10-20 05:47:27,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2021-10-20 05:47:27,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2021-10-20 05:47:27,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 14 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) [2021-10-20 05:47:27,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 16 transitions. [2021-10-20 05:47:27,327 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 16 transitions. Word has length 13 [2021-10-20 05:47:27,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-20 05:47:27,327 INFO L470 AbstractCegarLoop]: Abstraction has 15 states and 16 transitions. [2021-10-20 05:47:27,328 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 2.25) internal successors, (27), 12 states have internal predecessors, (27), 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) [2021-10-20 05:47:27,328 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2021-10-20 05:47:27,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-20 05:47:27,329 INFO L504 BasicCegarLoop]: Found error trace [2021-10-20 05:47:27,329 INFO L512 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1] [2021-10-20 05:47:27,376 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-20 05:47:27,545 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-20 05:47:27,545 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-20 05:47:27,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-20 05:47:27,545 INFO L82 PathProgramCache]: Analyzing trace with hash -510957161, now seen corresponding path program 3 times [2021-10-20 05:47:27,546 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-20 05:47:27,546 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997788276] [2021-10-20 05:47:27,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 05:47:27,546 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-20 05:47:27,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 05:47:27,794 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:47:27,794 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-20 05:47:27,794 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997788276] [2021-10-20 05:47:27,795 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [997788276] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-20 05:47:27,795 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1986823968] [2021-10-20 05:47:27,795 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-10-20 05:47:27,795 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-20 05:47:27,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/z3 [2021-10-20 05:47:27,797 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-20 05:47:27,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-20 05:47:27,897 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-10-20 05:47:27,897 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-20 05:47:27,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 17 conjunts are in the unsatisfiable core [2021-10-20 05:47:27,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-20 05:47:27,936 INFO L354 Elim1Store]: treesize reduction 44, result has 24.1 percent of original size [2021-10-20 05:47:27,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 29 [2021-10-20 05:47:28,028 INFO L354 Elim1Store]: treesize reduction 152, result has 13.6 percent of original size [2021-10-20 05:47:28,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 62 treesize of output 56 [2021-10-20 05:47:28,529 INFO L354 Elim1Store]: treesize reduction 94, result has 3.1 percent of original size [2021-10-20 05:47:28,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 73 treesize of output 44 [2021-10-20 05:47:28,565 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:47:28,566 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-20 05:47:28,804 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:47:28,805 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1986823968] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-20 05:47:28,805 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [398224802] [2021-10-20 05:47:28,807 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-10-20 05:47:28,808 INFO L166 IcfgInterpreter]: Building call graph [2021-10-20 05:47:28,808 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-10-20 05:47:28,808 INFO L176 IcfgInterpreter]: Starting interpretation [2021-10-20 05:47:28,808 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-10-20 05:47:28,814 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:28,816 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:28,816 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:28,817 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-10-20 05:47:28,833 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:28,837 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:28,837 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-10-20 05:47:28,839 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-10-20 05:47:28,842 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_16|], 21=[|v_#valid_17|]} [2021-10-20 05:47:28,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:28,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:28,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:28,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-10-20 05:47:28,855 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:28,856 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-10-20 05:47:28,857 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:28,857 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-10-20 05:47:28,858 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:28,858 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:28,864 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:28,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:28,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:28,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:28,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:28,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:28,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:28,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:28,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:28,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:28,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 31 treesize of output 30 [2021-10-20 05:47:28,885 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:28,887 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-20 05:47:28,888 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:28,889 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-20 05:47:28,889 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:28,890 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:28,895 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:28,896 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:28,898 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-10-20 05:47:28,899 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-10-20 05:47:28,899 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:127, output treesize:102 [2021-10-20 05:47:28,904 INFO L180 QuantifierPusher]: treesize reduction 5, result has 96.5 percent of original size [2021-10-20 05:47:28,906 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:28,906 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:28,907 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-10-20 05:47:28,908 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:28,908 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:28,909 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-20 05:47:28,911 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-10-20 05:47:28,914 INFO L446 ElimStorePlain]: Different costs {6=[|v_#length_17|], 15=[|v_#valid_18|]} [2021-10-20 05:47:28,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:28,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:28,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:28,934 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-10-20 05:47:28,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 3 case distinctions, treesize of input 24 treesize of output 32 [2021-10-20 05:47:28,935 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:28,937 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-20 05:47:28,938 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:28,938 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-20 05:47:28,939 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:28,939 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:28,946 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:28,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:28,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:28,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:28,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:28,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:28,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:28,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 41 [2021-10-20 05:47:28,963 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:28,966 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-10-20 05:47:28,967 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:28,968 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-10-20 05:47:28,968 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:28,969 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:28,974 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:28,976 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:28,978 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-10-20 05:47:28,979 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-10-20 05:47:28,979 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:137, output treesize:130 [2021-10-20 05:47:28,983 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:28,985 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:28,986 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:28,987 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-20 05:47:28,989 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-10-20 05:47:29,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:29,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:29,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:29,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:29,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 51 [2021-10-20 05:47:29,006 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:29,007 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-20 05:47:29,008 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:29,009 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-20 05:47:29,009 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:29,010 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:29,016 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:29,019 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:29,021 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 163 [2021-10-20 05:47:29,022 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-20 05:47:29,023 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:163, output treesize:163 [2021-10-20 05:47:29,026 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:29,043 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:29,062 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:29,094 INFO L180 QuantifierPusher]: treesize reduction 5, result has 98.7 percent of original size [2021-10-20 05:47:29,104 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:29,108 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:29,109 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:29,110 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:29,110 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-20 05:47:29,112 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:29,112 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:29,113 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-10-20 05:47:29,117 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-10-20 05:47:29,118 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:29,122 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:29,126 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 318 [2021-10-20 05:47:29,131 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 388 [2021-10-20 05:47:29,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:29,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:29,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:29,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:29,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:29,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:29,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 73 [2021-10-20 05:47:29,185 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:29,188 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-10-20 05:47:29,189 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:29,190 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-10-20 05:47:29,190 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:29,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:29,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:29,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:29,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:29,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 51 [2021-10-20 05:47:29,219 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:29,221 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-20 05:47:29,221 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:29,222 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-20 05:47:29,222 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:29,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:29,262 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:29,276 INFO L180 QuantifierPusher]: treesize reduction 102, result has 78.2 percent of original size [2021-10-20 05:47:29,281 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 365 [2021-10-20 05:47:29,282 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-10-20 05:47:29,283 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:481, output treesize:365 [2021-10-20 05:47:29,289 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:29,346 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:29,347 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:29,349 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:29,350 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:29,351 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:29,356 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:29,364 INFO L180 QuantifierPusher]: treesize reduction 47, result has 62.1 percent of original size [2021-10-20 05:47:29,366 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:29,367 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:29,367 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-10-20 05:47:29,369 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-10-20 05:47:29,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:29,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:29,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 29 [2021-10-20 05:47:29,379 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:29,379 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-10-20 05:47:29,380 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:29,381 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-10-20 05:47:29,381 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:29,382 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:29,384 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:29,385 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:29,386 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-10-20 05:47:29,387 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-20 05:47:29,387 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:76, output treesize:76 [2021-10-20 05:47:29,393 INFO L180 QuantifierPusher]: treesize reduction 46, result has 53.1 percent of original size [2021-10-20 05:47:29,395 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-10-20 05:47:29,398 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:29,401 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-10-20 05:47:29,403 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:29,410 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:29,412 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:29,413 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:29,415 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:29,418 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:29,428 INFO L180 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-10-20 05:47:29,431 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-10-20 05:47:29,439 INFO L180 IcfgInterpreter]: Interpretation finished [2021-10-20 05:47:30,413 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-20 05:47:30,413 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-10-20 05:47:30,413 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 19 [2021-10-20 05:47:30,413 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560299496] [2021-10-20 05:47:30,414 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-10-20 05:47:30,414 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-20 05:47:30,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-10-20 05:47:30,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=493, Unknown=0, NotChecked=0, Total=600 [2021-10-20 05:47:30,415 INFO L87 Difference]: Start difference. First operand 15 states and 16 transitions. Second operand has 19 states, 19 states have (on average 1.8421052631578947) internal successors, (35), 19 states have internal predecessors, (35), 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) [2021-10-20 05:47:30,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-20 05:47:30,810 INFO L93 Difference]: Finished difference Result 22 states and 23 transitions. [2021-10-20 05:47:30,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-20 05:47:30,811 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 1.8421052631578947) internal successors, (35), 19 states have internal predecessors, (35), 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 14 [2021-10-20 05:47:30,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-20 05:47:30,811 INFO L225 Difference]: With dead ends: 22 [2021-10-20 05:47:30,812 INFO L226 Difference]: Without dead ends: 20 [2021-10-20 05:47:30,813 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 25 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 199 ImplicationChecksByTransitivity, 1505.4ms TimeCoverageRelationStatistics Valid=183, Invalid=747, Unknown=0, NotChecked=0, Total=930 [2021-10-20 05:47:30,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2021-10-20 05:47:30,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 18. [2021-10-20 05:47:30,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 17 states have (on average 1.1176470588235294) internal successors, (19), 17 states have internal predecessors, (19), 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) [2021-10-20 05:47:30,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 19 transitions. [2021-10-20 05:47:30,818 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 19 transitions. Word has length 14 [2021-10-20 05:47:30,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-20 05:47:30,818 INFO L470 AbstractCegarLoop]: Abstraction has 18 states and 19 transitions. [2021-10-20 05:47:30,819 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 1.8421052631578947) internal successors, (35), 19 states have internal predecessors, (35), 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) [2021-10-20 05:47:30,819 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2021-10-20 05:47:30,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-20 05:47:30,820 INFO L504 BasicCegarLoop]: Found error trace [2021-10-20 05:47:30,820 INFO L512 BasicCegarLoop]: trace histogram [4, 3, 3, 2, 1, 1, 1, 1, 1] [2021-10-20 05:47:30,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-10-20 05:47:31,044 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-20 05:47:31,045 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-20 05:47:31,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-20 05:47:31,046 INFO L82 PathProgramCache]: Analyzing trace with hash -555505575, now seen corresponding path program 4 times [2021-10-20 05:47:31,046 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-20 05:47:31,046 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19608102] [2021-10-20 05:47:31,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 05:47:31,047 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-20 05:47:31,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 05:47:31,130 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:47:31,131 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-20 05:47:31,131 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19608102] [2021-10-20 05:47:31,131 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19608102] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-20 05:47:31,131 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [797933111] [2021-10-20 05:47:31,132 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-10-20 05:47:31,133 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-20 05:47:31,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/z3 [2021-10-20 05:47:31,150 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-20 05:47:31,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-10-20 05:47:31,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 05:47:31,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-20 05:47:31,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-20 05:47:31,448 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:47:31,449 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-20 05:47:31,566 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:47:31,566 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [797933111] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-20 05:47:31,566 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1036702388] [2021-10-20 05:47:31,569 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-10-20 05:47:31,569 INFO L166 IcfgInterpreter]: Building call graph [2021-10-20 05:47:31,570 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-10-20 05:47:31,570 INFO L176 IcfgInterpreter]: Starting interpretation [2021-10-20 05:47:31,570 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-10-20 05:47:31,576 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,577 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:31,578 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,578 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-10-20 05:47:31,579 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:31,579 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,580 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-10-20 05:47:31,581 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-10-20 05:47:31,584 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_19|], 21=[|v_#valid_20|]} [2021-10-20 05:47:31,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,595 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-10-20 05:47:31,595 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,596 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-10-20 05:47:31,596 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,597 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-10-20 05:47:31,597 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:31,598 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:31,602 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 31 treesize of output 30 [2021-10-20 05:47:31,621 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,624 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-20 05:47:31,624 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,625 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-20 05:47:31,625 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:31,626 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:31,630 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,631 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,633 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-10-20 05:47:31,634 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-10-20 05:47:31,634 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:127, output treesize:102 [2021-10-20 05:47:31,639 INFO L180 QuantifierPusher]: treesize reduction 5, result has 96.5 percent of original size [2021-10-20 05:47:31,640 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:31,641 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,641 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-10-20 05:47:31,642 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:31,643 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,643 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-20 05:47:31,645 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-10-20 05:47:31,648 INFO L446 ElimStorePlain]: Different costs {6=[|v_#length_20|], 15=[|v_#valid_21|]} [2021-10-20 05:47:31,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,671 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-10-20 05:47:31,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 3 case distinctions, treesize of input 24 treesize of output 32 [2021-10-20 05:47:31,673 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,674 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-20 05:47:31,675 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,676 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-20 05:47:31,676 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:31,677 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:31,683 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 41 [2021-10-20 05:47:31,700 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,703 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-10-20 05:47:31,704 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,704 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-10-20 05:47:31,705 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:31,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:31,711 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,713 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,716 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-10-20 05:47:31,716 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-10-20 05:47:31,717 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:137, output treesize:130 [2021-10-20 05:47:31,720 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,722 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:31,723 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,724 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-20 05:47:31,727 INFO L185 QuantifierPusher]: treesize reduction 5, result has 97.0 percent of original size 160 [2021-10-20 05:47:31,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,742 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 51 [2021-10-20 05:47:31,743 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,745 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-20 05:47:31,745 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,746 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-20 05:47:31,747 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:31,747 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:31,754 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,757 INFO L180 QuantifierPusher]: treesize reduction 5, result has 96.9 percent of original size [2021-10-20 05:47:31,759 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 158 [2021-10-20 05:47:31,760 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-20 05:47:31,760 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:163, output treesize:158 [2021-10-20 05:47:31,764 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:31,780 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:31,797 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:31,823 INFO L180 QuantifierPusher]: treesize reduction 5, result has 98.7 percent of original size [2021-10-20 05:47:31,833 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:31,837 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,838 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:31,839 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,840 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-10-20 05:47:31,841 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:31,841 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,842 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-20 05:47:31,846 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-10-20 05:47:31,847 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:31,851 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,855 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 318 [2021-10-20 05:47:31,859 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 388 [2021-10-20 05:47:31,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,885 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-20 05:47:31,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 73 [2021-10-20 05:47:31,932 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,935 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-10-20 05:47:31,936 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,937 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-10-20 05:47:31,937 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:31,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:31,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 51 [2021-10-20 05:47:31,966 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,968 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-20 05:47:31,969 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:31,970 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-20 05:47:31,970 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:31,971 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:32,027 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:32,050 INFO L180 QuantifierPusher]: treesize reduction 102, result has 78.2 percent of original size [2021-10-20 05:47:32,057 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 365 [2021-10-20 05:47:32,059 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-10-20 05:47:32,060 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:481, output treesize:365 [2021-10-20 05:47:32,067 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:32,119 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:32,121 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:32,123 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:32,124 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:32,125 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:32,130 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:32,138 INFO L180 QuantifierPusher]: treesize reduction 47, result has 62.1 percent of original size [2021-10-20 05:47:32,140 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:47:32,140 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:32,141 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-10-20 05:47:32,142 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-10-20 05:47:32,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:32,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:47:32,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 29 [2021-10-20 05:47:32,151 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:32,151 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-10-20 05:47:32,152 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:32,153 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-10-20 05:47:32,153 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-20 05:47:32,153 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:32,156 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:32,157 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:32,158 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-10-20 05:47:32,158 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-20 05:47:32,159 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:76, output treesize:76 [2021-10-20 05:47:32,164 INFO L180 QuantifierPusher]: treesize reduction 46, result has 53.1 percent of original size [2021-10-20 05:47:32,166 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-10-20 05:47:32,170 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:32,173 INFO L185 QuantifierPusher]: treesize reduction 3, result has 96.1 percent of original size 74 [2021-10-20 05:47:32,175 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:32,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:32,184 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:32,185 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:32,187 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:32,190 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:32,202 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:47:32,206 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 169 [2021-10-20 05:47:32,210 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:32,228 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:32,230 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:32,231 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:32,232 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:32,234 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:32,235 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:32,237 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:32,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:47:32,250 INFO L180 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-10-20 05:47:32,253 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-10-20 05:47:32,261 INFO L180 IcfgInterpreter]: Interpretation finished [2021-10-20 05:47:33,020 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-20 05:47:33,020 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-10-20 05:47:33,021 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 9] total 15 [2021-10-20 05:47:33,021 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860662069] [2021-10-20 05:47:33,021 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-10-20 05:47:33,021 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-20 05:47:33,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-10-20 05:47:33,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2021-10-20 05:47:33,023 INFO L87 Difference]: Start difference. First operand 18 states and 19 transitions. Second operand has 15 states, 15 states have (on average 2.3333333333333335) internal successors, (35), 15 states have internal predecessors, (35), 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) [2021-10-20 05:47:33,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-20 05:47:33,109 INFO L93 Difference]: Finished difference Result 34 states and 36 transitions. [2021-10-20 05:47:33,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-20 05:47:33,110 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 2.3333333333333335) internal successors, (35), 15 states have internal predecessors, (35), 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 17 [2021-10-20 05:47:33,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-20 05:47:33,111 INFO L225 Difference]: With dead ends: 34 [2021-10-20 05:47:33,111 INFO L226 Difference]: Without dead ends: 19 [2021-10-20 05:47:33,112 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 166 ImplicationChecksByTransitivity, 866.8ms TimeCoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2021-10-20 05:47:33,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2021-10-20 05:47:33,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2021-10-20 05:47:33,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 18 states have (on average 1.1111111111111112) internal successors, (20), 18 states have internal predecessors, (20), 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) [2021-10-20 05:47:33,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 20 transitions. [2021-10-20 05:47:33,118 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 20 transitions. Word has length 17 [2021-10-20 05:47:33,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-20 05:47:33,119 INFO L470 AbstractCegarLoop]: Abstraction has 19 states and 20 transitions. [2021-10-20 05:47:33,119 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 2.3333333333333335) internal successors, (35), 15 states have internal predecessors, (35), 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) [2021-10-20 05:47:33,119 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2021-10-20 05:47:33,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-20 05:47:33,120 INFO L504 BasicCegarLoop]: Found error trace [2021-10-20 05:47:33,120 INFO L512 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 1, 1, 1, 1, 1] [2021-10-20 05:47:33,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-10-20 05:47:33,337 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable87 [2021-10-20 05:47:33,337 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-20 05:47:33,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-20 05:47:33,338 INFO L82 PathProgramCache]: Analyzing trace with hash -1901841878, now seen corresponding path program 5 times [2021-10-20 05:47:33,338 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-20 05:47:33,338 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881752803] [2021-10-20 05:47:33,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 05:47:33,339 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-20 05:47:33,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 05:47:33,641 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 3 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:47:33,642 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-20 05:47:33,642 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881752803] [2021-10-20 05:47:33,642 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1881752803] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-20 05:47:33,642 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2036088643] [2021-10-20 05:47:33,642 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-20 05:47:33,642 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-20 05:47:33,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/z3 [2021-10-20 05:47:33,643 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-20 05:47:33,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-10-20 05:47:33,786 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-10-20 05:47:33,786 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-20 05:47:33,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 17 conjunts are in the unsatisfiable core [2021-10-20 05:47:33,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-20 05:47:33,835 INFO L354 Elim1Store]: treesize reduction 41, result has 21.2 percent of original size [2021-10-20 05:47:33,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 36 [2021-10-20 05:47:33,940 INFO L354 Elim1Store]: treesize reduction 238, result has 12.8 percent of original size [2021-10-20 05:47:33,941 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 66 treesize of output 72 [2021-10-20 05:47:34,193 INFO L354 Elim1Store]: treesize reduction 504, result has 10.3 percent of original size [2021-10-20 05:47:34,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 11 case distinctions, treesize of input 96 treesize of output 108 [2021-10-20 05:47:36,231 INFO L354 Elim1Store]: treesize reduction 352, result has 0.8 percent of original size [2021-10-20 05:47:36,231 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 126 treesize of output 70 [2021-10-20 05:47:36,282 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:47:36,282 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-20 05:47:41,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 80 [2021-10-20 05:47:42,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 251959 treesize of output 251191 [2021-10-20 05:50:14,327 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 05:50:14,327 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2036088643] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-20 05:50:14,327 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1998318415] [2021-10-20 05:50:14,329 INFO L159 IcfgInterpreter]: Started Sifa with 8 locations of interest [2021-10-20 05:50:14,330 INFO L166 IcfgInterpreter]: Building call graph [2021-10-20 05:50:14,330 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-10-20 05:50:14,330 INFO L176 IcfgInterpreter]: Starting interpretation [2021-10-20 05:50:14,330 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-10-20 05:50:14,337 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,337 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:50:14,338 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,339 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-10-20 05:50:14,339 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:50:14,339 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,340 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-10-20 05:50:14,341 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-10-20 05:50:14,344 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_22|], 21=[|v_#valid_23|]} [2021-10-20 05:50:14,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-10-20 05:50:14,355 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,355 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-10-20 05:50:14,356 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,356 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-10-20 05:50:14,356 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-20 05:50:14,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:50:14,360 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 31 treesize of output 30 [2021-10-20 05:50:14,379 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,381 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-20 05:50:14,382 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,382 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-10-20 05:50:14,382 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-20 05:50:14,383 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:50:14,387 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,388 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,389 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-10-20 05:50:14,389 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-10-20 05:50:14,389 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:127, output treesize:102 [2021-10-20 05:50:14,394 INFO L180 QuantifierPusher]: treesize reduction 5, result has 96.5 percent of original size [2021-10-20 05:50:14,395 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:50:14,395 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,396 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-10-20 05:50:14,396 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:50:14,401 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,402 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-10-20 05:50:14,403 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 141 [2021-10-20 05:50:14,405 INFO L446 ElimStorePlain]: Different costs {6=[|v_#length_23|], 15=[|v_#valid_24|]} [2021-10-20 05:50:14,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,421 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-10-20 05:50:14,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 3 case distinctions, treesize of input 24 treesize of output 32 [2021-10-20 05:50:14,422 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,423 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-20 05:50:14,423 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,424 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-10-20 05:50:14,424 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-20 05:50:14,425 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:50:14,429 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 41 [2021-10-20 05:50:14,442 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,444 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-10-20 05:50:14,445 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,445 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-10-20 05:50:14,445 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-20 05:50:14,446 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:50:14,450 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,452 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,453 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 130 [2021-10-20 05:50:14,453 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-10-20 05:50:14,454 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:137, output treesize:130 [2021-10-20 05:50:14,457 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,458 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:50:14,459 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,459 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-20 05:50:14,461 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 165 [2021-10-20 05:50:14,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,473 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 51 [2021-10-20 05:50:14,474 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,475 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-20 05:50:14,475 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,476 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-20 05:50:14,476 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-20 05:50:14,476 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:50:14,481 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,484 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,486 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 163 [2021-10-20 05:50:14,487 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-20 05:50:14,487 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:163, output treesize:163 [2021-10-20 05:50:14,490 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:50:14,503 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:50:14,516 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:50:14,540 INFO L180 QuantifierPusher]: treesize reduction 5, result has 98.7 percent of original size [2021-10-20 05:50:14,548 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:50:14,552 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,553 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:50:14,553 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,554 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-20 05:50:14,554 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:50:14,555 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,555 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-10-20 05:50:14,559 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 349 [2021-10-20 05:50:14,559 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:50:14,562 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,565 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 318 [2021-10-20 05:50:14,569 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 388 [2021-10-20 05:50:14,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 51 [2021-10-20 05:50:14,598 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,599 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-20 05:50:14,600 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,600 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-20 05:50:14,601 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-20 05:50:14,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 73 [2021-10-20 05:50:14,627 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,629 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-10-20 05:50:14,630 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,630 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-10-20 05:50:14,631 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-10-20 05:50:14,631 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:50:14,662 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,682 INFO L180 QuantifierPusher]: treesize reduction 102, result has 78.2 percent of original size [2021-10-20 05:50:14,687 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 365 [2021-10-20 05:50:14,689 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-10-20 05:50:14,689 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:481, output treesize:365 [2021-10-20 05:50:14,694 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:50:14,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:50:14,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:50:14,727 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:50:14,728 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:50:14,729 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:50:14,733 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:50:14,739 INFO L180 QuantifierPusher]: treesize reduction 47, result has 62.1 percent of original size [2021-10-20 05:50:14,740 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-20 05:50:14,740 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,741 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-10-20 05:50:14,741 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-10-20 05:50:14,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-20 05:50:14,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 29 [2021-10-20 05:50:14,749 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,750 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-10-20 05:50:14,750 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,751 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-10-20 05:50:14,751 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-20 05:50:14,751 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:50:14,753 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,754 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,755 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-10-20 05:50:14,755 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-10-20 05:50:14,755 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:76, output treesize:76 [2021-10-20 05:50:14,759 INFO L180 QuantifierPusher]: treesize reduction 46, result has 53.1 percent of original size [2021-10-20 05:50:14,761 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-10-20 05:50:14,763 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-20 05:50:14,765 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 95 [2021-10-20 05:50:14,767 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:50:14,773 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:50:14,774 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:50:14,775 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:50:14,776 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:50:14,781 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:50:14,788 INFO L180 QuantifierPusher]: treesize reduction 42, result has 67.2 percent of original size [2021-10-20 05:50:14,789 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-10-20 05:50:14,797 INFO L180 IcfgInterpreter]: Interpretation finished [2021-10-20 05:50:15,506 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-20 05:50:15,506 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-10-20 05:50:15,506 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 28 [2021-10-20 05:50:15,506 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510074945] [2021-10-20 05:50:15,507 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2021-10-20 05:50:15,507 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-20 05:50:15,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-10-20 05:50:15,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=918, Unknown=3, NotChecked=0, Total=1122 [2021-10-20 05:50:15,509 INFO L87 Difference]: Start difference. First operand 19 states and 20 transitions. Second operand has 28 states, 28 states have (on average 1.75) internal successors, (49), 28 states have internal predecessors, (49), 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) [2021-10-20 05:50:22,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-20 05:50:22,439 INFO L93 Difference]: Finished difference Result 35 states and 38 transitions. [2021-10-20 05:50:22,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-20 05:50:22,440 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 1.75) internal successors, (49), 28 states have internal predecessors, (49), 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 18 [2021-10-20 05:50:22,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-20 05:50:22,440 INFO L225 Difference]: With dead ends: 35 [2021-10-20 05:50:22,440 INFO L226 Difference]: Without dead ends: 0 [2021-10-20 05:50:22,442 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 30 SyntacticMatches, 1 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 667 ImplicationChecksByTransitivity, 12659.5ms TimeCoverageRelationStatistics Valid=637, Invalid=2330, Unknown=3, NotChecked=0, Total=2970 [2021-10-20 05:50:22,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-20 05:50:22,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-20 05:50:22,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2021-10-20 05:50:22,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-20 05:50:22,443 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 18 [2021-10-20 05:50:22,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-20 05:50:22,443 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-20 05:50:22,443 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 1.75) internal successors, (49), 28 states have internal predecessors, (49), 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) [2021-10-20 05:50:22,443 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-20 05:50:22,443 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-20 05:50:22,446 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 05:50:22,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-10-20 05:50:22,646 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-20 05:50:22,648 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-20 05:50:22,650 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:50:22,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:50:22,676 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 05:50:55,376 WARN L207 SmtUtils]: Spent 32.63 s on a formula simplification. DAG size of input: 180 DAG size of output: 81 [2021-10-20 05:51:23,342 WARN L207 SmtUtils]: Spent 27.96 s on a formula simplification. DAG size of input: 162 DAG size of output: 90 [2021-10-20 05:51:23,346 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-20 05:51:23,346 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-20 05:51:23,346 INFO L853 garLoopResultBuilder]: At program point L30-3(lines 30 33) the Hoare annotation is: (let ((.cse2 (exists ((v_ULTIMATE.start_main_~i~0_28 Int)) (let ((.cse17 (select |#memory_int| ULTIMATE.start_main_~a~0.base)) (.cse18 (* v_ULTIMATE.start_main_~i~0_28 4))) (and (<= 0 v_ULTIMATE.start_main_~i~0_28) (= (select .cse17 (+ ULTIMATE.start_main_~a~0.offset .cse18 4)) (+ v_ULTIMATE.start_main_~i~0_28 1)) (< v_ULTIMATE.start_main_~i~0_28 1) (= v_ULTIMATE.start_main_~i~0_28 (select .cse17 (+ ULTIMATE.start_main_~a~0.offset .cse18))))))) (.cse5 (= ULTIMATE.start_main_~i~0 0)) (.cse8 (<= 3 ULTIMATE.start_main_~i~0)) (.cse9 (exists ((v_arrayElimCell_43 Int)) (let ((.cse15 (select |#memory_int| ULTIMATE.start_main_~a~0.base)) (.cse16 (* v_arrayElimCell_43 4))) (and (= (select .cse15 (+ ULTIMATE.start_main_~a~0.offset .cse16)) v_arrayElimCell_43) (= (select .cse15 (+ ULTIMATE.start_main_~a~0.offset .cse16 4)) (+ v_arrayElimCell_43 1)) (<= 1 v_arrayElimCell_43) (= (+ (select .cse15 (+ ULTIMATE.start_main_~a~0.offset (- 4) .cse16)) 1) v_arrayElimCell_43) (<= v_arrayElimCell_43 (+ ULTIMATE.start_main_~i~0 2)))))) (.cse0 (< ~SIZE~0 3)) (.cse10 (not (= 0 ULTIMATE.start___VERIFIER_assert_~cond))) (.cse1 (<= 1 ULTIMATE.start___VERIFIER_assert_~cond)) (.cse6 (exists ((v_arrayElimCell_43 Int)) (let ((.cse13 (select |#memory_int| ULTIMATE.start_main_~a~0.base)) (.cse14 (* v_arrayElimCell_43 4))) (and (= (select .cse13 (+ ULTIMATE.start_main_~a~0.offset .cse14)) v_arrayElimCell_43) (< v_arrayElimCell_43 2) (= (select .cse13 (+ ULTIMATE.start_main_~a~0.offset .cse14 4)) (+ v_arrayElimCell_43 1)) (<= 1 v_arrayElimCell_43) (= (+ (select .cse13 (+ ULTIMATE.start_main_~a~0.offset (- 4) .cse14)) 1) v_arrayElimCell_43))))) (.cse3 (= ULTIMATE.start_main_~a~0.offset 0)) (.cse7 (forall ((v_ULTIMATE.start_main_~i~0_100 Int)) (or (< v_ULTIMATE.start_main_~i~0_100 (+ ULTIMATE.start_main_~i~0 1)) (<= v_ULTIMATE.start_main_~i~0_100 (select (select |#memory_int| ULTIMATE.start_main_~a~0.base) (+ ULTIMATE.start_main_~a~0.offset (* v_ULTIMATE.start_main_~i~0_100 4)))) (<= ~SIZE~0 v_ULTIMATE.start_main_~i~0_100)))) (.cse4 (= ULTIMATE.start_main_~i~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (<= ~SIZE~0 2) .cse5 .cse2 .cse3) (and .cse6 .cse5 .cse3 .cse7) (and .cse1 .cse6 .cse3 .cse7 (= ULTIMATE.start_main_~i~0 2)) (and (or (<= ~SIZE~0 ULTIMATE.start_main_~i~0) (<= ULTIMATE.start_main_~i~0 (select (select |#memory_int| ULTIMATE.start_main_~a~0.base) (+ ULTIMATE.start_main_~a~0.offset (* ULTIMATE.start_main_~i~0 4))))) .cse1 (<= 0 ULTIMATE.start_main_~i~0) (or .cse8 (<= ~SIZE~0 (+ ULTIMATE.start_main_~i~0 2))) .cse3 .cse7 .cse9) (and (< ~SIZE~0 4) .cse8 .cse3 .cse9 .cse10) (and .cse0 (<= 2 ULTIMATE.start_main_~i~0) (exists ((v_ULTIMATE.start_main_~i~0_28 Int)) (let ((.cse11 (select |#memory_int| ULTIMATE.start_main_~a~0.base)) (.cse12 (* v_ULTIMATE.start_main_~i~0_28 4))) (and (<= v_ULTIMATE.start_main_~i~0_28 (+ ULTIMATE.start_main_~i~0 1)) (<= 0 v_ULTIMATE.start_main_~i~0_28) (= (select .cse11 (+ ULTIMATE.start_main_~a~0.offset .cse12 4)) (+ v_ULTIMATE.start_main_~i~0_28 1)) (= v_ULTIMATE.start_main_~i~0_28 (select .cse11 (+ ULTIMATE.start_main_~a~0.offset .cse12)))))) .cse3 .cse10) (and .cse1 .cse6 .cse3 .cse7 .cse4))) [2021-10-20 05:51:23,347 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2021-10-20 05:51:23,347 INFO L853 garLoopResultBuilder]: At program point L24-3(lines 24 28) the Hoare annotation is: (let ((.cse1 (+ ULTIMATE.start_main_~i~0 2)) (.cse0 (= ULTIMATE.start_main_~a~0.offset 0))) (or (and (<= 0 ULTIMATE.start_main_~i~0) .cse0 (<= ~SIZE~0 .cse1)) (let ((.cse2 (select |#memory_int| ULTIMATE.start_main_~a~0.base)) (.cse3 (* ULTIMATE.start_main_~i~0 4))) (and (= (select .cse2 (+ ULTIMATE.start_main_~a~0.offset 4 .cse3)) (+ ULTIMATE.start_main_~i~0 1)) .cse0 (forall ((v_ULTIMATE.start_main_~i~0_100 Int)) (or (< v_ULTIMATE.start_main_~i~0_100 (+ ULTIMATE.start_main_~i~0 1)) (<= v_ULTIMATE.start_main_~i~0_100 (select (select |#memory_int| ULTIMATE.start_main_~a~0.base) (+ ULTIMATE.start_main_~a~0.offset (* v_ULTIMATE.start_main_~i~0_100 4)))) (<= ~SIZE~0 v_ULTIMATE.start_main_~i~0_100))) (= .cse1 (select .cse2 (+ ULTIMATE.start_main_~a~0.offset 8 .cse3))) (exists ((v_arrayElimCell_43 Int)) (let ((.cse4 (select |#memory_int| ULTIMATE.start_main_~a~0.base)) (.cse5 (* v_arrayElimCell_43 4))) (and (= (select .cse4 (+ ULTIMATE.start_main_~a~0.offset .cse5)) v_arrayElimCell_43) (= (select .cse4 (+ ULTIMATE.start_main_~a~0.offset .cse5 4)) (+ v_arrayElimCell_43 1)) (<= 1 v_arrayElimCell_43) (= (+ (select .cse4 (+ ULTIMATE.start_main_~a~0.offset (- 4) .cse5)) 1) v_arrayElimCell_43) (<= v_arrayElimCell_43 (+ ULTIMATE.start_main_~i~0 2))))))) (and (exists ((v_ULTIMATE.start_main_~i~0_93 Int)) (let ((.cse6 (select |#memory_int| ULTIMATE.start_main_~a~0.base)) (.cse7 (* v_ULTIMATE.start_main_~i~0_93 4))) (and (= (+ v_ULTIMATE.start_main_~i~0_93 1) (select .cse6 (+ ULTIMATE.start_main_~a~0.offset .cse7 4))) (= (select .cse6 (+ ULTIMATE.start_main_~a~0.offset .cse7)) v_ULTIMATE.start_main_~i~0_93) (<= ~SIZE~0 (+ 2 v_ULTIMATE.start_main_~i~0_93)) (<= v_ULTIMATE.start_main_~i~0_93 (+ ULTIMATE.start_main_~i~0 1))))) (exists ((v_ULTIMATE.start_main_~i~0_28 Int)) (let ((.cse8 (select |#memory_int| ULTIMATE.start_main_~a~0.base)) (.cse9 (* v_ULTIMATE.start_main_~i~0_28 4))) (and (<= v_ULTIMATE.start_main_~i~0_28 (+ ULTIMATE.start_main_~i~0 1)) (<= 0 v_ULTIMATE.start_main_~i~0_28) (= (select .cse8 (+ ULTIMATE.start_main_~a~0.offset .cse9 4)) (+ v_ULTIMATE.start_main_~i~0_28 1)) (= v_ULTIMATE.start_main_~i~0_28 (select .cse8 (+ ULTIMATE.start_main_~a~0.offset .cse9)))))) .cse0))) [2021-10-20 05:51:23,347 INFO L857 garLoopResultBuilder]: For program point L20(lines 20 34) no Hoare annotation was computed. [2021-10-20 05:51:23,347 INFO L860 garLoopResultBuilder]: At program point L20-1(lines 20 34) the Hoare annotation is: true [2021-10-20 05:51:23,347 INFO L857 garLoopResultBuilder]: For program point L8(line 8) no Hoare annotation was computed. [2021-10-20 05:51:23,347 INFO L857 garLoopResultBuilder]: For program point L8-1(line 8) no Hoare annotation was computed. [2021-10-20 05:51:23,348 INFO L857 garLoopResultBuilder]: For program point L8-3(line 8) no Hoare annotation was computed. [2021-10-20 05:51:23,351 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-20 05:51:23,360 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,361 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,361 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,361 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,362 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,362 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,362 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,362 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,363 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,363 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,363 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,363 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,363 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] [2021-10-20 05:51:23,364 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] [2021-10-20 05:51:23,364 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] [2021-10-20 05:51:23,364 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] [2021-10-20 05:51:23,364 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] [2021-10-20 05:51:23,365 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] [2021-10-20 05:51:23,365 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,365 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,365 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,365 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,366 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,366 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,375 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,379 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,379 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,380 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,380 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,380 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,380 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,381 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,381 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,381 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,381 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,381 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,383 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] [2021-10-20 05:51:23,383 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] [2021-10-20 05:51:23,383 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] [2021-10-20 05:51:23,383 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] [2021-10-20 05:51:23,383 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] [2021-10-20 05:51:23,384 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] [2021-10-20 05:51:23,384 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,384 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,384 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,384 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,385 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,385 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,400 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,402 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,402 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,402 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,402 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,402 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,403 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,403 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,404 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,405 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,405 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,405 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,406 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,406 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,406 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,407 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,407 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,407 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,407 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,408 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,408 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,408 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,408 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,409 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,409 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,409 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,410 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,410 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,410 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,411 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,411 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,412 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,412 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,413 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,413 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,413 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,413 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,413 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,414 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,414 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,415 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,415 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,415 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,415 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,415 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,416 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,416 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,416 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,416 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,417 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,417 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,417 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,417 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,420 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,420 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,420 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,420 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,420 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,421 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,421 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,421 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,421 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,423 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,424 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,424 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,424 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,424 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,424 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,425 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,425 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,425 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,425 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,425 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,426 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,429 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,429 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,429 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,429 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,430 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,430 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,430 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,430 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,431 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,431 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,431 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,431 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,432 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,432 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,432 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,432 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,432 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,433 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,433 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,433 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,433 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,434 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,434 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,434 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,434 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,435 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,435 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,435 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,435 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,436 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,436 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,436 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,436 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,436 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,437 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,437 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,437 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,437 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,438 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,438 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,438 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,438 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,438 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,439 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,439 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,439 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,439 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,440 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,440 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,440 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,440 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,440 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,441 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,441 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,441 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,441 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,441 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,442 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,442 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,442 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,442 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,443 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,443 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,443 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,443 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,443 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,444 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,444 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,444 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,444 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,444 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,445 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,445 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,445 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 05:51:23 BoogieIcfgContainer [2021-10-20 05:51:23,449 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-20 05:51:23,449 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-20 05:51:23,449 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-20 05:51:23,450 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-20 05:51:23,450 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 05:47:19" (3/4) ... [2021-10-20 05:51:23,453 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-20 05:51:23,461 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2021-10-20 05:51:23,461 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-20 05:51:23,461 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-20 05:51:23,462 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-20 05:51:23,485 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 <= i && a == 0) && SIZE <= i + 2) || ((((unknown-#memory_int-unknown[a][a + 4 + i * 4] == i + 1 && a == 0) && (forall v_ULTIMATE.start_main_~i~0_100 : int :: (v_ULTIMATE.start_main_~i~0_100 < i + 1 || v_ULTIMATE.start_main_~i~0_100 <= unknown-#memory_int-unknown[a][a + v_ULTIMATE.start_main_~i~0_100 * 4]) || SIZE <= v_ULTIMATE.start_main_~i~0_100)) && i + 2 == unknown-#memory_int-unknown[a][a + 8 + i * 4]) && (\exists v_arrayElimCell_43 : int :: (((unknown-#memory_int-unknown[a][a + v_arrayElimCell_43 * 4] == v_arrayElimCell_43 && unknown-#memory_int-unknown[a][a + v_arrayElimCell_43 * 4 + 4] == v_arrayElimCell_43 + 1) && 1 <= v_arrayElimCell_43) && unknown-#memory_int-unknown[a][a + -4 + v_arrayElimCell_43 * 4] + 1 == v_arrayElimCell_43) && v_arrayElimCell_43 <= i + 2))) || (((\exists v_ULTIMATE.start_main_~i~0_93 : int :: ((v_ULTIMATE.start_main_~i~0_93 + 1 == unknown-#memory_int-unknown[a][a + v_ULTIMATE.start_main_~i~0_93 * 4 + 4] && unknown-#memory_int-unknown[a][a + v_ULTIMATE.start_main_~i~0_93 * 4] == v_ULTIMATE.start_main_~i~0_93) && SIZE <= 2 + v_ULTIMATE.start_main_~i~0_93) && v_ULTIMATE.start_main_~i~0_93 <= i + 1) && (\exists v_ULTIMATE.start_main_~i~0_28 : int :: ((v_ULTIMATE.start_main_~i~0_28 <= i + 1 && 0 <= v_ULTIMATE.start_main_~i~0_28) && unknown-#memory_int-unknown[a][a + v_ULTIMATE.start_main_~i~0_28 * 4 + 4] == v_ULTIMATE.start_main_~i~0_28 + 1) && v_ULTIMATE.start_main_~i~0_28 == unknown-#memory_int-unknown[a][a + v_ULTIMATE.start_main_~i~0_28 * 4])) && a == 0) [2021-10-20 05:51:23,485 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((SIZE < 3 && 1 <= cond) && (\exists v_ULTIMATE.start_main_~i~0_28 : int :: ((0 <= v_ULTIMATE.start_main_~i~0_28 && unknown-#memory_int-unknown[a][a + v_ULTIMATE.start_main_~i~0_28 * 4 + 4] == v_ULTIMATE.start_main_~i~0_28 + 1) && v_ULTIMATE.start_main_~i~0_28 < 1) && v_ULTIMATE.start_main_~i~0_28 == unknown-#memory_int-unknown[a][a + v_ULTIMATE.start_main_~i~0_28 * 4])) && a == 0) && i == 1) || (((SIZE <= 2 && i == 0) && (\exists v_ULTIMATE.start_main_~i~0_28 : int :: ((0 <= v_ULTIMATE.start_main_~i~0_28 && unknown-#memory_int-unknown[a][a + v_ULTIMATE.start_main_~i~0_28 * 4 + 4] == v_ULTIMATE.start_main_~i~0_28 + 1) && v_ULTIMATE.start_main_~i~0_28 < 1) && v_ULTIMATE.start_main_~i~0_28 == unknown-#memory_int-unknown[a][a + v_ULTIMATE.start_main_~i~0_28 * 4])) && a == 0)) || ((((\exists v_arrayElimCell_43 : int :: (((unknown-#memory_int-unknown[a][a + v_arrayElimCell_43 * 4] == v_arrayElimCell_43 && v_arrayElimCell_43 < 2) && unknown-#memory_int-unknown[a][a + v_arrayElimCell_43 * 4 + 4] == v_arrayElimCell_43 + 1) && 1 <= v_arrayElimCell_43) && unknown-#memory_int-unknown[a][a + -4 + v_arrayElimCell_43 * 4] + 1 == v_arrayElimCell_43) && i == 0) && a == 0) && (forall v_ULTIMATE.start_main_~i~0_100 : int :: (v_ULTIMATE.start_main_~i~0_100 < i + 1 || v_ULTIMATE.start_main_~i~0_100 <= unknown-#memory_int-unknown[a][a + v_ULTIMATE.start_main_~i~0_100 * 4]) || SIZE <= v_ULTIMATE.start_main_~i~0_100))) || ((((1 <= cond && (\exists v_arrayElimCell_43 : int :: (((unknown-#memory_int-unknown[a][a + v_arrayElimCell_43 * 4] == v_arrayElimCell_43 && v_arrayElimCell_43 < 2) && unknown-#memory_int-unknown[a][a + v_arrayElimCell_43 * 4 + 4] == v_arrayElimCell_43 + 1) && 1 <= v_arrayElimCell_43) && unknown-#memory_int-unknown[a][a + -4 + v_arrayElimCell_43 * 4] + 1 == v_arrayElimCell_43)) && a == 0) && (forall v_ULTIMATE.start_main_~i~0_100 : int :: (v_ULTIMATE.start_main_~i~0_100 < i + 1 || v_ULTIMATE.start_main_~i~0_100 <= unknown-#memory_int-unknown[a][a + v_ULTIMATE.start_main_~i~0_100 * 4]) || SIZE <= v_ULTIMATE.start_main_~i~0_100)) && i == 2)) || (((((((SIZE <= i || i <= unknown-#memory_int-unknown[a][a + i * 4]) && 1 <= cond) && 0 <= i) && (3 <= i || SIZE <= i + 2)) && a == 0) && (forall v_ULTIMATE.start_main_~i~0_100 : int :: (v_ULTIMATE.start_main_~i~0_100 < i + 1 || v_ULTIMATE.start_main_~i~0_100 <= unknown-#memory_int-unknown[a][a + v_ULTIMATE.start_main_~i~0_100 * 4]) || SIZE <= v_ULTIMATE.start_main_~i~0_100)) && (\exists v_arrayElimCell_43 : int :: (((unknown-#memory_int-unknown[a][a + v_arrayElimCell_43 * 4] == v_arrayElimCell_43 && unknown-#memory_int-unknown[a][a + v_arrayElimCell_43 * 4 + 4] == v_arrayElimCell_43 + 1) && 1 <= v_arrayElimCell_43) && unknown-#memory_int-unknown[a][a + -4 + v_arrayElimCell_43 * 4] + 1 == v_arrayElimCell_43) && v_arrayElimCell_43 <= i + 2))) || ((((SIZE < 4 && 3 <= i) && a == 0) && (\exists v_arrayElimCell_43 : int :: (((unknown-#memory_int-unknown[a][a + v_arrayElimCell_43 * 4] == v_arrayElimCell_43 && unknown-#memory_int-unknown[a][a + v_arrayElimCell_43 * 4 + 4] == v_arrayElimCell_43 + 1) && 1 <= v_arrayElimCell_43) && unknown-#memory_int-unknown[a][a + -4 + v_arrayElimCell_43 * 4] + 1 == v_arrayElimCell_43) && v_arrayElimCell_43 <= i + 2)) && !(0 == cond))) || ((((SIZE < 3 && 2 <= i) && (\exists v_ULTIMATE.start_main_~i~0_28 : int :: ((v_ULTIMATE.start_main_~i~0_28 <= i + 1 && 0 <= v_ULTIMATE.start_main_~i~0_28) && unknown-#memory_int-unknown[a][a + v_ULTIMATE.start_main_~i~0_28 * 4 + 4] == v_ULTIMATE.start_main_~i~0_28 + 1) && v_ULTIMATE.start_main_~i~0_28 == unknown-#memory_int-unknown[a][a + v_ULTIMATE.start_main_~i~0_28 * 4])) && a == 0) && !(0 == cond))) || ((((1 <= cond && (\exists v_arrayElimCell_43 : int :: (((unknown-#memory_int-unknown[a][a + v_arrayElimCell_43 * 4] == v_arrayElimCell_43 && v_arrayElimCell_43 < 2) && unknown-#memory_int-unknown[a][a + v_arrayElimCell_43 * 4 + 4] == v_arrayElimCell_43 + 1) && 1 <= v_arrayElimCell_43) && unknown-#memory_int-unknown[a][a + -4 + v_arrayElimCell_43 * 4] + 1 == v_arrayElimCell_43)) && a == 0) && (forall v_ULTIMATE.start_main_~i~0_100 : int :: (v_ULTIMATE.start_main_~i~0_100 < i + 1 || v_ULTIMATE.start_main_~i~0_100 <= unknown-#memory_int-unknown[a][a + v_ULTIMATE.start_main_~i~0_100 * 4]) || SIZE <= v_ULTIMATE.start_main_~i~0_100)) && i == 1) [2021-10-20 05:51:23,496 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/witness.graphml [2021-10-20 05:51:23,496 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-20 05:51:23,497 INFO L168 Benchmark]: Toolchain (without parser) took 244901.42 ms. Allocated memory was 98.6 MB in the beginning and 700.4 MB in the end (delta: 601.9 MB). Free memory was 63.4 MB in the beginning and 517.6 MB in the end (delta: -454.2 MB). Peak memory consumption was 147.6 MB. Max. memory is 16.1 GB. [2021-10-20 05:51:23,497 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 98.6 MB. Free memory was 70.9 MB in the beginning and 70.9 MB in the end (delta: 21.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-20 05:51:23,497 INFO L168 Benchmark]: CACSL2BoogieTranslator took 356.79 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 63.1 MB in the beginning and 94.0 MB in the end (delta: -30.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-20 05:51:23,497 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.97 ms. Allocated memory is still 119.5 MB. Free memory was 94.0 MB in the beginning and 92.7 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-20 05:51:23,497 INFO L168 Benchmark]: Boogie Preprocessor took 58.38 ms. Allocated memory is still 119.5 MB. Free memory was 92.7 MB in the beginning and 91.9 MB in the end (delta: 824.8 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-20 05:51:23,498 INFO L168 Benchmark]: RCFGBuilder took 563.51 ms. Allocated memory is still 119.5 MB. Free memory was 91.9 MB in the beginning and 80.1 MB in the end (delta: 11.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-20 05:51:23,498 INFO L168 Benchmark]: TraceAbstraction took 243805.54 ms. Allocated memory was 119.5 MB in the beginning and 700.4 MB in the end (delta: 580.9 MB). Free memory was 79.3 MB in the beginning and 520.7 MB in the end (delta: -441.4 MB). Peak memory consumption was 140.1 MB. Max. memory is 16.1 GB. [2021-10-20 05:51:23,498 INFO L168 Benchmark]: Witness Printer took 46.82 ms. Allocated memory is still 700.4 MB. Free memory was 520.7 MB in the beginning and 517.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-20 05:51:23,501 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 98.6 MB. Free memory was 70.9 MB in the beginning and 70.9 MB in the end (delta: 21.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 356.79 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 63.1 MB in the beginning and 94.0 MB in the end (delta: -30.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 49.97 ms. Allocated memory is still 119.5 MB. Free memory was 94.0 MB in the beginning and 92.7 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 58.38 ms. Allocated memory is still 119.5 MB. Free memory was 92.7 MB in the beginning and 91.9 MB in the end (delta: 824.8 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 563.51 ms. Allocated memory is still 119.5 MB. Free memory was 91.9 MB in the beginning and 80.1 MB in the end (delta: 11.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 243805.54 ms. Allocated memory was 119.5 MB in the beginning and 700.4 MB in the end (delta: 580.9 MB). Free memory was 79.3 MB in the beginning and 520.7 MB in the end (delta: -441.4 MB). Peak memory consumption was 140.1 MB. Max. memory is 16.1 GB. * Witness Printer took 46.82 ms. Allocated memory is still 700.4 MB. Free memory was 520.7 MB in the beginning and 517.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 8]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 10 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 243620.3ms, OverallIterations: 7, TraceHistogramMax: 4, EmptinessCheckTime: 19.4ms, AutomataDifference: 7982.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 60698.8ms, InitialAbstractionConstructionTime: 13.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 36 SDtfs, 173 SDslu, 85 SDs, 0 SdLazy, 458 SolverSat, 279 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1135.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 292 GetRequests, 143 SyntacticMatches, 3 SemanticMatches, 146 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1244 ImplicationChecksByTransitivity, 17549.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=19occurred in iteration=6, InterpolantAutomatonStates: 75, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 45.9ms AutomataMinimizationTime, 7 MinimizatonAttempts, 5 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 26 NumberOfFragments, 729 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1747 FormulaSimplificationTreeSizeReduction, 95.4ms HoareSimplificationTime, 3 FomulaSimplificationsInter, 2946 FormulaSimplificationTreeSizeReductionInter, 60597.5ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 89.9ms SsaConstructionTime, 398.1ms SatisfiabilityAnalysisTime, 164020.9ms InterpolantComputationTime, 157 NumberOfCodeBlocks, 156 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 212 ConstructedInterpolants, 38 QuantifiedInterpolants, 3376 SizeOfPredicates, 36 NumberOfNonLiveVariables, 413 ConjunctsInSsa, 62 ConjunctsInUnsatCore, 17 InterpolantComputations, 2 PerfectInterpolantSequences, 89/181 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 24]: Loop Invariant [2021-10-20 05:51:23,517 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,517 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,517 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,517 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,517 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,518 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,518 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,518 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,518 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,518 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,518 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,518 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,518 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] [2021-10-20 05:51:23,518 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] [2021-10-20 05:51:23,519 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] [2021-10-20 05:51:23,519 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] [2021-10-20 05:51:23,519 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] [2021-10-20 05:51:23,519 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] [2021-10-20 05:51:23,519 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,519 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,519 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,519 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,519 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,520 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,524 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,524 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,524 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,524 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,525 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,525 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,525 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,525 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,525 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,526 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,526 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,526 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,526 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] [2021-10-20 05:51:23,526 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] [2021-10-20 05:51:23,526 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] [2021-10-20 05:51:23,527 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] [2021-10-20 05:51:23,527 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] [2021-10-20 05:51:23,527 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_93,QUANTIFIED] [2021-10-20 05:51:23,527 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,527 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,527 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,528 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,528 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,528 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] Derived loop invariant: (((0 <= i && a == 0) && SIZE <= i + 2) || ((((unknown-#memory_int-unknown[a][a + 4 + i * 4] == i + 1 && a == 0) && (forall v_ULTIMATE.start_main_~i~0_100 : int :: (v_ULTIMATE.start_main_~i~0_100 < i + 1 || v_ULTIMATE.start_main_~i~0_100 <= unknown-#memory_int-unknown[a][a + v_ULTIMATE.start_main_~i~0_100 * 4]) || SIZE <= v_ULTIMATE.start_main_~i~0_100)) && i + 2 == unknown-#memory_int-unknown[a][a + 8 + i * 4]) && (\exists v_arrayElimCell_43 : int :: (((unknown-#memory_int-unknown[a][a + v_arrayElimCell_43 * 4] == v_arrayElimCell_43 && unknown-#memory_int-unknown[a][a + v_arrayElimCell_43 * 4 + 4] == v_arrayElimCell_43 + 1) && 1 <= v_arrayElimCell_43) && unknown-#memory_int-unknown[a][a + -4 + v_arrayElimCell_43 * 4] + 1 == v_arrayElimCell_43) && v_arrayElimCell_43 <= i + 2))) || (((\exists v_ULTIMATE.start_main_~i~0_93 : int :: ((v_ULTIMATE.start_main_~i~0_93 + 1 == unknown-#memory_int-unknown[a][a + v_ULTIMATE.start_main_~i~0_93 * 4 + 4] && unknown-#memory_int-unknown[a][a + v_ULTIMATE.start_main_~i~0_93 * 4] == v_ULTIMATE.start_main_~i~0_93) && SIZE <= 2 + v_ULTIMATE.start_main_~i~0_93) && v_ULTIMATE.start_main_~i~0_93 <= i + 1) && (\exists v_ULTIMATE.start_main_~i~0_28 : int :: ((v_ULTIMATE.start_main_~i~0_28 <= i + 1 && 0 <= v_ULTIMATE.start_main_~i~0_28) && unknown-#memory_int-unknown[a][a + v_ULTIMATE.start_main_~i~0_28 * 4 + 4] == v_ULTIMATE.start_main_~i~0_28 + 1) && v_ULTIMATE.start_main_~i~0_28 == unknown-#memory_int-unknown[a][a + v_ULTIMATE.start_main_~i~0_28 * 4])) && a == 0) - InvariantResult [Line: 30]: Loop Invariant [2021-10-20 05:51:23,532 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,532 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,533 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,533 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,534 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,535 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,535 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,535 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,536 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,536 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,536 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,540 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,541 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,541 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,541 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,541 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,541 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,542 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,542 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,542 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,542 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,542 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,543 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,543 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,543 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,543 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,543 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,544 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,544 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,544 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,544 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,544 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,545 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,545 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,545 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,545 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,545 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,546 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,546 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,546 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,546 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,546 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,546 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,547 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,547 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,547 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,547 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,547 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,548 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,548 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,548 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,548 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,548 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,549 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,549 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,549 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,549 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,549 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,549 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,550 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,550 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,550 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,550 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,550 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,551 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,551 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,551 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,551 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,551 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,552 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,552 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,552 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,552 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,552 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,554 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,554 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,555 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,555 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,555 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,555 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,555 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,556 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,556 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,556 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,556 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,556 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,557 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,557 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,557 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,557 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,557 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,558 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,558 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,558 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,558 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,558 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,559 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,559 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,559 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,559 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,560 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,560 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,560 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,560 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,560 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,561 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,561 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,561 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,561 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,561 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,561 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,562 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,562 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,562 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,562 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,562 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,563 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,563 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,563 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,563 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,563 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,563 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,564 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,564 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,564 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,564 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,564 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,565 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,565 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,565 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,565 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,565 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,565 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,566 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,566 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,566 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_28,QUANTIFIED] [2021-10-20 05:51:23,566 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,566 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,567 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,567 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,567 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,567 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,567 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,568 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_43,QUANTIFIED] [2021-10-20 05:51:23,568 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,568 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,568 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] [2021-10-20 05:51:23,568 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~i~0_100,QUANTIFIED] Derived loop invariant: ((((((((((SIZE < 3 && 1 <= cond) && (\exists v_ULTIMATE.start_main_~i~0_28 : int :: ((0 <= v_ULTIMATE.start_main_~i~0_28 && unknown-#memory_int-unknown[a][a + v_ULTIMATE.start_main_~i~0_28 * 4 + 4] == v_ULTIMATE.start_main_~i~0_28 + 1) && v_ULTIMATE.start_main_~i~0_28 < 1) && v_ULTIMATE.start_main_~i~0_28 == unknown-#memory_int-unknown[a][a + v_ULTIMATE.start_main_~i~0_28 * 4])) && a == 0) && i == 1) || (((SIZE <= 2 && i == 0) && (\exists v_ULTIMATE.start_main_~i~0_28 : int :: ((0 <= v_ULTIMATE.start_main_~i~0_28 && unknown-#memory_int-unknown[a][a + v_ULTIMATE.start_main_~i~0_28 * 4 + 4] == v_ULTIMATE.start_main_~i~0_28 + 1) && v_ULTIMATE.start_main_~i~0_28 < 1) && v_ULTIMATE.start_main_~i~0_28 == unknown-#memory_int-unknown[a][a + v_ULTIMATE.start_main_~i~0_28 * 4])) && a == 0)) || ((((\exists v_arrayElimCell_43 : int :: (((unknown-#memory_int-unknown[a][a + v_arrayElimCell_43 * 4] == v_arrayElimCell_43 && v_arrayElimCell_43 < 2) && unknown-#memory_int-unknown[a][a + v_arrayElimCell_43 * 4 + 4] == v_arrayElimCell_43 + 1) && 1 <= v_arrayElimCell_43) && unknown-#memory_int-unknown[a][a + -4 + v_arrayElimCell_43 * 4] + 1 == v_arrayElimCell_43) && i == 0) && a == 0) && (forall v_ULTIMATE.start_main_~i~0_100 : int :: (v_ULTIMATE.start_main_~i~0_100 < i + 1 || v_ULTIMATE.start_main_~i~0_100 <= unknown-#memory_int-unknown[a][a + v_ULTIMATE.start_main_~i~0_100 * 4]) || SIZE <= v_ULTIMATE.start_main_~i~0_100))) || ((((1 <= cond && (\exists v_arrayElimCell_43 : int :: (((unknown-#memory_int-unknown[a][a + v_arrayElimCell_43 * 4] == v_arrayElimCell_43 && v_arrayElimCell_43 < 2) && unknown-#memory_int-unknown[a][a + v_arrayElimCell_43 * 4 + 4] == v_arrayElimCell_43 + 1) && 1 <= v_arrayElimCell_43) && unknown-#memory_int-unknown[a][a + -4 + v_arrayElimCell_43 * 4] + 1 == v_arrayElimCell_43)) && a == 0) && (forall v_ULTIMATE.start_main_~i~0_100 : int :: (v_ULTIMATE.start_main_~i~0_100 < i + 1 || v_ULTIMATE.start_main_~i~0_100 <= unknown-#memory_int-unknown[a][a + v_ULTIMATE.start_main_~i~0_100 * 4]) || SIZE <= v_ULTIMATE.start_main_~i~0_100)) && i == 2)) || (((((((SIZE <= i || i <= unknown-#memory_int-unknown[a][a + i * 4]) && 1 <= cond) && 0 <= i) && (3 <= i || SIZE <= i + 2)) && a == 0) && (forall v_ULTIMATE.start_main_~i~0_100 : int :: (v_ULTIMATE.start_main_~i~0_100 < i + 1 || v_ULTIMATE.start_main_~i~0_100 <= unknown-#memory_int-unknown[a][a + v_ULTIMATE.start_main_~i~0_100 * 4]) || SIZE <= v_ULTIMATE.start_main_~i~0_100)) && (\exists v_arrayElimCell_43 : int :: (((unknown-#memory_int-unknown[a][a + v_arrayElimCell_43 * 4] == v_arrayElimCell_43 && unknown-#memory_int-unknown[a][a + v_arrayElimCell_43 * 4 + 4] == v_arrayElimCell_43 + 1) && 1 <= v_arrayElimCell_43) && unknown-#memory_int-unknown[a][a + -4 + v_arrayElimCell_43 * 4] + 1 == v_arrayElimCell_43) && v_arrayElimCell_43 <= i + 2))) || ((((SIZE < 4 && 3 <= i) && a == 0) && (\exists v_arrayElimCell_43 : int :: (((unknown-#memory_int-unknown[a][a + v_arrayElimCell_43 * 4] == v_arrayElimCell_43 && unknown-#memory_int-unknown[a][a + v_arrayElimCell_43 * 4 + 4] == v_arrayElimCell_43 + 1) && 1 <= v_arrayElimCell_43) && unknown-#memory_int-unknown[a][a + -4 + v_arrayElimCell_43 * 4] + 1 == v_arrayElimCell_43) && v_arrayElimCell_43 <= i + 2)) && !(0 == cond))) || ((((SIZE < 3 && 2 <= i) && (\exists v_ULTIMATE.start_main_~i~0_28 : int :: ((v_ULTIMATE.start_main_~i~0_28 <= i + 1 && 0 <= v_ULTIMATE.start_main_~i~0_28) && unknown-#memory_int-unknown[a][a + v_ULTIMATE.start_main_~i~0_28 * 4 + 4] == v_ULTIMATE.start_main_~i~0_28 + 1) && v_ULTIMATE.start_main_~i~0_28 == unknown-#memory_int-unknown[a][a + v_ULTIMATE.start_main_~i~0_28 * 4])) && a == 0) && !(0 == cond))) || ((((1 <= cond && (\exists v_arrayElimCell_43 : int :: (((unknown-#memory_int-unknown[a][a + v_arrayElimCell_43 * 4] == v_arrayElimCell_43 && v_arrayElimCell_43 < 2) && unknown-#memory_int-unknown[a][a + v_arrayElimCell_43 * 4 + 4] == v_arrayElimCell_43 + 1) && 1 <= v_arrayElimCell_43) && unknown-#memory_int-unknown[a][a + -4 + v_arrayElimCell_43 * 4] + 1 == v_arrayElimCell_43)) && a == 0) && (forall v_ULTIMATE.start_main_~i~0_100 : int :: (v_ULTIMATE.start_main_~i~0_100 < i + 1 || v_ULTIMATE.start_main_~i~0_100 <= unknown-#memory_int-unknown[a][a + v_ULTIMATE.start_main_~i~0_100 * 4]) || SIZE <= v_ULTIMATE.start_main_~i~0_100)) && i == 1) RESULT: Ultimate proved your program to be correct! [2021-10-20 05:51:23,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_164df11d-ab0b-4906-8de6-7b06f757a234/bin/utaipan-tZwUujhuQw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...