./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/test27-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-regression/test27-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF --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 8b17e864f5b8145df67cb2b3dc045f82af33b1bd3c9c5e4c95275bcb385f71da --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 22:51:53,338 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:51:53,340 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:51:53,382 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:51:53,383 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:51:53,385 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:51:53,386 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:51:53,389 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:51:53,392 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:51:53,393 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:51:53,394 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:51:53,396 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:51:53,396 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:51:53,398 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:51:53,400 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:51:53,401 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:51:53,402 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:51:53,404 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:51:53,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:51:53,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:51:53,413 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:51:53,424 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:51:53,426 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:51:53,427 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:51:53,431 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:51:53,431 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:51:53,432 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:51:53,433 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:51:53,434 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:51:53,435 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:51:53,435 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:51:53,441 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:51:53,443 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:51:53,444 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:51:53,447 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:51:53,447 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:51:53,448 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:51:53,448 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:51:53,448 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:51:53,450 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:51:53,450 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:51:53,451 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-12 22:51:53,504 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:51:53,505 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:51:53,506 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:51:53,506 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:51:53,507 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:51:53,507 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:51:53,507 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:51:53,507 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 22:51:53,513 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:51:53,514 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:51:53,514 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 22:51:53,514 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 22:51:53,514 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:51:53,514 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 22:51:53,515 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 22:51:53,515 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 22:51:53,516 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:51:53,516 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-12 22:51:53,516 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 22:51:53,516 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-12 22:51:53,516 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:51:53,517 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 22:51:53,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:51:53,517 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 22:51:53,517 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:51:53,517 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-12 22:51:53,517 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 22:51:53,518 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:51:53,518 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 22:51:53,518 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:51:53,518 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:51:53,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:51:53,519 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:51:53,519 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:51:53,519 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 22:51:53,519 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 22:51:53,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 22:51:53,520 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 22:51:53,520 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:51:53,520 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:51:53,520 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_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b17e864f5b8145df67cb2b3dc045f82af33b1bd3c9c5e4c95275bcb385f71da [2021-11-12 22:51:53,773 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:51:53,806 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:51:53,809 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:51:53,810 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:51:53,812 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:51:53,813 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/ldv-regression/test27-2.c [2021-11-12 22:51:53,884 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/data/ac7880c97/67a9ec05d75f4b96a88ef4bfca50b00c/FLAG5b1cf69b4 [2021-11-12 22:51:54,320 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:51:54,321 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/sv-benchmarks/c/ldv-regression/test27-2.c [2021-11-12 22:51:54,327 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/data/ac7880c97/67a9ec05d75f4b96a88ef4bfca50b00c/FLAG5b1cf69b4 [2021-11-12 22:51:54,711 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/data/ac7880c97/67a9ec05d75f4b96a88ef4bfca50b00c [2021-11-12 22:51:54,714 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:51:54,715 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:51:54,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:51:54,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:51:54,725 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:51:54,726 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:51:54" (1/1) ... [2021-11-12 22:51:54,728 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50791963 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:51:54, skipping insertion in model container [2021-11-12 22:51:54,729 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:51:54" (1/1) ... [2021-11-12 22:51:54,736 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:51:54,755 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:51:54,938 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_eed1602b-af96-4ad7-9c65-edce952c93ad/sv-benchmarks/c/ldv-regression/test27-2.c[1224,1237] [2021-11-12 22:51:54,941 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:51:54,948 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 22:51:54,966 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_eed1602b-af96-4ad7-9c65-edce952c93ad/sv-benchmarks/c/ldv-regression/test27-2.c[1224,1237] [2021-11-12 22:51:54,968 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:51:54,979 INFO L208 MainTranslator]: Completed translation [2021-11-12 22:51:54,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:51:54 WrapperNode [2021-11-12 22:51:54,979 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 22:51:54,980 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 22:51:54,980 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 22:51:54,981 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 22:51:54,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:51:54" (1/1) ... [2021-11-12 22:51:55,013 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:51:54" (1/1) ... [2021-11-12 22:51:55,049 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 22:51:55,050 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 22:51:55,052 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 22:51:55,052 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 22:51:55,061 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:51:54" (1/1) ... [2021-11-12 22:51:55,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:51:54" (1/1) ... [2021-11-12 22:51:55,067 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:51:54" (1/1) ... [2021-11-12 22:51:55,067 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:51:54" (1/1) ... [2021-11-12 22:51:55,091 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:51:54" (1/1) ... [2021-11-12 22:51:55,097 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:51:54" (1/1) ... [2021-11-12 22:51:55,107 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:51:54" (1/1) ... [2021-11-12 22:51:55,109 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 22:51:55,120 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 22:51:55,120 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 22:51:55,120 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 22:51:55,121 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:51:54" (1/1) ... [2021-11-12 22:51:55,129 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:51:55,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:51:55,154 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 22:51:55,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 22:51:55,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-12 22:51:55,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-12 22:51:55,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-12 22:51:55,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 22:51:55,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-12 22:51:55,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 22:51:55,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 22:51:55,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-12 22:51:55,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-12 22:51:55,555 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 22:51:55,555 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-12 22:51:55,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:51:55 BoogieIcfgContainer [2021-11-12 22:51:55,558 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 22:51:55,560 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 22:51:55,560 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 22:51:55,563 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 22:51:55,563 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 10:51:54" (1/3) ... [2021-11-12 22:51:55,564 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a597b81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:51:55, skipping insertion in model container [2021-11-12 22:51:55,564 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:51:54" (2/3) ... [2021-11-12 22:51:55,565 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a597b81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:51:55, skipping insertion in model container [2021-11-12 22:51:55,565 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:51:55" (3/3) ... [2021-11-12 22:51:55,566 INFO L111 eAbstractionObserver]: Analyzing ICFG test27-2.c [2021-11-12 22:51:55,571 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 22:51:55,572 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-12 22:51:55,630 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 22:51:55,646 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 [2021-11-12 22:51:55,660 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-12 22:51:55,673 INFO L276 IsEmpty]: Start isEmpty. Operand has 13 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 12 states have internal predecessors, (18), 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) [2021-11-12 22:51:55,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-12 22:51:55,679 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:51:55,680 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:51:55,680 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:51:55,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:51:55,686 INFO L85 PathProgramCache]: Analyzing trace with hash 994857001, now seen corresponding path program 1 times [2021-11-12 22:51:55,699 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:51:55,700 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379645248] [2021-11-12 22:51:55,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:51:55,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:51:55,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:51:55,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:51:55,881 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:51:55,881 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379645248] [2021-11-12 22:51:55,882 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379645248] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 22:51:55,882 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:51:55,882 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-12 22:51:55,884 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41931869] [2021-11-12 22:51:55,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:51:55,888 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 22:51:55,889 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:51:55,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 22:51:55,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 22:51:55,918 INFO L87 Difference]: Start difference. First operand has 13 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 12 states have internal predecessors, (18), 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 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 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) [2021-11-12 22:51:55,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:51:55,955 INFO L93 Difference]: Finished difference Result 25 states and 35 transitions. [2021-11-12 22:51:55,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 22:51:55,958 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 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 8 [2021-11-12 22:51:55,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:51:55,965 INFO L225 Difference]: With dead ends: 25 [2021-11-12 22:51:55,966 INFO L226 Difference]: Without dead ends: 11 [2021-11-12 22:51:55,969 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 22:51:55,973 INFO L933 BasicCegarLoop]: 11 mSDtfsCounter, 0 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.64ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 22 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.76ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.89ms IncrementalHoareTripleChecker+Time [2021-11-12 22:51:55,974 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 22 Invalid, 9 Unknown, 0 Unchecked, 0.76ms Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 20.89ms Time] [2021-11-12 22:51:55,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2021-11-12 22:51:56,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2021-11-12 22:51:56,007 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) [2021-11-12 22:51:56,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 12 transitions. [2021-11-12 22:51:56,009 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 12 transitions. Word has length 8 [2021-11-12 22:51:56,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:51:56,009 INFO L470 AbstractCegarLoop]: Abstraction has 11 states and 12 transitions. [2021-11-12 22:51:56,010 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 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) [2021-11-12 22:51:56,010 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2021-11-12 22:51:56,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-12 22:51:56,010 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:51:56,011 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:51:56,011 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-12 22:51:56,011 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:51:56,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:51:56,013 INFO L85 PathProgramCache]: Analyzing trace with hash 1531794660, now seen corresponding path program 1 times [2021-11-12 22:51:56,013 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:51:56,013 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767802658] [2021-11-12 22:51:56,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:51:56,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:51:56,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:51:56,149 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:51:56,150 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:51:56,150 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767802658] [2021-11-12 22:51:56,150 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1767802658] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 22:51:56,151 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [734942710] [2021-11-12 22:51:56,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:51:56,151 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 22:51:56,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:51:56,153 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 22:51:56,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-12 22:51:56,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:51:56,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-12 22:51:56,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:51:56,362 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:51:56,362 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:51:56,435 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:51:56,435 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [734942710] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 22:51:56,435 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1948117582] [2021-11-12 22:51:56,476 INFO L159 IcfgInterpreter]: Started Sifa with 10 locations of interest [2021-11-12 22:51:56,476 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 22:51:56,483 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 22:51:56,489 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 22:51:56,489 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 22:51:56,543 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:56,551 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:56,552 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:56,553 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:51:56,564 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:56,568 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:56,569 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 147 [2021-11-12 22:51:56,586 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 280 [2021-11-12 22:51:56,626 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_16|], 105=[|v_#valid_27|]} [2021-11-12 22:51:56,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 38 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 36 [2021-11-12 22:51:56,738 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:56,739 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-12 22:51:56,746 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:56,747 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-12 22:51:56,748 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:51:56,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:56,821 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:56,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:56,959 INFO L354 Elim1Store]: treesize reduction 44, result has 20.0 percent of original size [2021-11-12 22:51:56,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 27 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 71 treesize of output 70 [2021-11-12 22:51:56,963 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:56,970 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 22:51:56,971 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:56,973 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 22:51:56,974 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 22:51:56,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:57,008 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,019 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,039 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 190 [2021-11-12 22:51:57,040 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 22:51:57,040 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:277, output treesize:190 [2021-11-12 22:51:57,065 INFO L180 QuantifierPusher]: treesize reduction 3, result has 99.1 percent of original size [2021-11-12 22:51:57,085 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,086 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,086 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,087 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-12 22:51:57,089 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:51:57,089 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,090 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,090 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 22:51:57,094 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,095 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,098 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,099 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,101 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-12 22:51:57,102 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 22:51:57,103 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,104 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,106 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,107 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,108 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-12 22:51:57,109 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 22:51:57,110 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,112 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,113 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-12 22:51:57,115 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,116 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,117 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,117 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,118 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-12 22:51:57,118 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:51:57,119 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,119 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,120 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 22:51:57,136 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 287 [2021-11-12 22:51:57,150 INFO L446 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.offset_23|, |v_#memory_$Pointer$.base_23|], 2=[|v_#memory_$Pointer$.base_17|, |v_#memory_$Pointer$.offset_17|], 10=[|v_#memory_int_25|]} [2021-11-12 22:51:57,175 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 15 treesize of output 1 [2021-11-12 22:51:57,175 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,176 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:51:57,177 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,180 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:51:57,181 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:51:57,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:57,220 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,250 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 15 treesize of output 1 [2021-11-12 22:51:57,253 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,253 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:51:57,254 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,254 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:51:57,254 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 22:51:57,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:57,280 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,295 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 11 treesize of output 7 [2021-11-12 22:51:57,296 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,296 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 22:51:57,297 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,297 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 22:51:57,297 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 22:51:57,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:57,321 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,335 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 11 treesize of output 7 [2021-11-12 22:51:57,335 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,336 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 22:51:57,336 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,336 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 22:51:57,337 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 22:51:57,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:57,355 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:57,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:57,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:57,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 30 [2021-11-12 22:51:57,374 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,379 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:51:57,382 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,383 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:51:57,383 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-12 22:51:57,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:57,400 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,406 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,415 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 220 [2021-11-12 22:51:57,417 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 5 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 22:51:57,417 INFO L247 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:281, output treesize:220 [2021-11-12 22:51:57,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:57,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:57,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:57,602 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,649 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,659 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,668 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,677 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,678 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,679 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,680 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 22:51:57,681 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,681 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,682 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 22:51:57,697 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 468 [2021-11-12 22:51:57,699 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,712 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,723 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 441 [2021-11-12 22:51:57,733 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 442 [2021-11-12 22:51:57,736 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,736 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,737 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,738 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,739 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:51:57,740 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:51:57,743 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,744 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,745 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,746 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,753 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:51:57,755 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:51:57,756 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,767 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,778 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,788 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,790 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,791 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,791 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 22:51:57,793 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,793 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,793 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 22:51:57,802 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 468 [2021-11-12 22:51:57,804 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,812 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,821 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 441 [2021-11-12 22:51:57,829 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 442 [2021-11-12 22:51:57,830 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,837 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,847 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,855 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,858 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,860 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,860 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-11-12 22:51:57,862 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,864 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,864 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-12 22:51:57,882 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 521 [2021-11-12 22:51:57,883 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,891 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,899 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 467 [2021-11-12 22:51:57,907 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 468 [2021-11-12 22:51:57,908 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,909 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,911 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,912 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,913 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-12 22:51:57,913 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-11-12 22:51:57,924 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,934 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,935 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,936 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,937 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,938 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,938 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 22:51:57,939 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 22:51:57,939 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,940 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,940 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,941 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,942 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:51:57,943 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:51:57,943 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,944 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,944 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 22:51:57,947 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,948 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,949 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,950 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,950 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-12 22:51:57,951 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-11-12 22:51:57,952 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,953 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,954 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,955 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,956 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-11-12 22:51:57,960 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 22:51:57,960 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,961 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,962 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-12 22:51:57,963 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,963 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,964 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,964 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,965 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:51:57,965 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:51:57,966 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,966 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,967 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,967 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,968 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 22:51:57,968 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 22:51:57,969 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,969 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,970 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 22:51:57,971 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,971 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,972 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,973 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,973 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 22:51:57,974 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:51:57,974 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,975 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,976 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:51:57,977 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,979 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,979 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,980 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,981 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 22:51:57,982 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:51:57,982 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,982 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,983 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:51:57,987 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,988 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,989 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,989 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,990 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-12 22:51:57,991 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-12 22:51:57,991 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,992 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,995 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,996 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:57,996 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-12 22:51:57,997 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-11-12 22:51:57,998 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:57,999 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,000 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-12 22:51:58,012 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 709 [2021-11-12 22:51:58,012 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:58,018 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,025 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 557 [2021-11-12 22:51:58,033 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 643 [2021-11-12 22:51:58,050 INFO L446 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.offset_24|, |v_#memory_$Pointer$.base_17|, |v_#memory_$Pointer$.offset_17|, |v_#memory_$Pointer$.base_24|], 18=[|v_#memory_int_26|]} [2021-11-12 22:51:58,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 11 [2021-11-12 22:51:58,083 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,084 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 22:51:58,084 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,085 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 22:51:58,085 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:51:58,111 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 25 treesize of output 1 [2021-11-12 22:51:58,112 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,112 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:51:58,112 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,113 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:51:58,113 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 22:51:58,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:58,201 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,222 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,224 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:51:58,224 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,224 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:58,225 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,225 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:51:58,226 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:51:58,226 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,226 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:58,227 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,227 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:51:58,228 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:51:58,228 INFO L550 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-12 22:51:58,241 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,242 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:51:58,242 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,243 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:58,244 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,244 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:51:58,245 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:51:58,245 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,246 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:58,246 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,247 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:51:58,249 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:51:58,249 INFO L550 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-11-12 22:51:58,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:58,323 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:58,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2021-11-12 22:51:58,366 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,367 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 22:51:58,368 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,371 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 22:51:58,371 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-12 22:51:58,395 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 16 treesize of output 12 [2021-11-12 22:51:58,395 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,395 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:51:58,396 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,396 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:51:58,396 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-12 22:51:58,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:58,470 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 25 [2021-11-12 22:51:58,493 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,493 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 22:51:58,494 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,494 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 22:51:58,495 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-12 22:51:58,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:58,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 35 [2021-11-12 22:51:58,524 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,526 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-12 22:51:58,526 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,527 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-11-12 22:51:58,527 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-11-12 22:51:58,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:58,594 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:58,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:58,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:58,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:58,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 50 [2021-11-12 22:51:58,638 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,641 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-11-12 22:51:58,642 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,642 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-11-12 22:51:58,642 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-11-12 22:51:58,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:58,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:58,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:58,674 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 35 [2021-11-12 22:51:58,675 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,676 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-12 22:51:58,677 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,677 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-12 22:51:58,677 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-11-12 22:51:58,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:58,780 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,822 INFO L180 QuantifierPusher]: treesize reduction 130, result has 81.3 percent of original size [2021-11-12 22:51:58,838 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 553 [2021-11-12 22:51:58,840 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 5 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 22:51:58,840 INFO L247 ElimStorePlain]: Needed 11 recursive calls to eliminate 6 variables, input treesize:865, output treesize:553 [2021-11-12 22:51:58,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:58,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:58,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:58,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:58,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:58,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:58,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:58,965 INFO L180 QuantifierPusher]: treesize reduction 54, result has 79.0 percent of original size [2021-11-12 22:51:58,975 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:58,975 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,976 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:58,976 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,977 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-12 22:51:58,977 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-12 22:51:58,977 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:58,978 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,978 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-12 22:51:58,979 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:58,980 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,980 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:58,981 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,982 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 22:51:58,982 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:51:58,982 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:58,983 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,983 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:51:58,984 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:58,984 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,985 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:58,985 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,985 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 22:51:58,986 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:51:58,986 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:58,987 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:58,987 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:51:58,992 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 213 [2021-11-12 22:51:58,997 INFO L446 ElimStorePlain]: Different costs {0=[|v_#memory_int_27|, |v_#memory_$Pointer$.offset_25|, |v_#memory_$Pointer$.base_25|], 2=[|v_#memory_$Pointer$.base_17|, |v_#memory_$Pointer$.offset_17|]} [2021-11-12 22:51:59,008 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:51:59,030 INFO L354 Elim1Store]: treesize reduction 27, result has 37.2 percent of original size [2021-11-12 22:51:59,030 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 51 treesize of output 16 [2021-11-12 22:51:59,031 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,035 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:51:59,035 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,036 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:51:59,037 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-12 22:51:59,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:59,041 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,050 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 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-12 22:51:59,051 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,051 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:51:59,052 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,052 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:51:59,052 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 22:51:59,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:59,057 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,065 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 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-12 22:51:59,066 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,066 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:51:59,066 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,067 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:51:59,067 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 22:51:59,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:59,071 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,078 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 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-12 22:51:59,078 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,079 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:51:59,079 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,080 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:51:59,080 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 22:51:59,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:59,084 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,091 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 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-12 22:51:59,091 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,092 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:51:59,092 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,093 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:51:59,093 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-12 22:51:59,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:59,097 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,099 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,102 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:59,103 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,106 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 22:51:59,108 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-12 22:51:59,108 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 5 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 22:51:59,109 INFO L247 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:207, output treesize:121 [2021-11-12 22:51:59,129 INFO L180 QuantifierPusher]: treesize reduction 66, result has 86.8 percent of original size [2021-11-12 22:51:59,136 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:59,136 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,137 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:59,137 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,137 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 22:51:59,138 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-12 22:51:59,138 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:59,139 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,140 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:59,141 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,141 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:59,142 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,142 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 22:51:59,143 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-12 22:51:59,143 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:59,143 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,144 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-12 22:51:59,144 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-12 22:51:59,145 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:59,145 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,146 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:59,146 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,147 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 22:51:59,147 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:51:59,147 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:59,149 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,149 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-11-12 22:51:59,150 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:59,150 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,151 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:59,151 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,151 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-12 22:51:59,153 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:51:59,153 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:59,154 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,154 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 109 [2021-11-12 22:51:59,155 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:59,155 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,156 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:59,156 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,156 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-12 22:51:59,157 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:51:59,157 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:59,158 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,158 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-11-12 22:51:59,162 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 439 [2021-11-12 22:51:59,169 INFO L446 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.offset_26|, |v_#memory_int_28|, |v_#memory_$Pointer$.base_26|], 2=[|v_#memory_int_11|, |v_#memory_int_12|], 6=[|v_#memory_$Pointer$.base_11|, |v_#memory_$Pointer$.offset_11|]} [2021-11-12 22:51:59,196 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 0 case distinctions, treesize of input 23 treesize of output 1 [2021-11-12 22:51:59,197 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,197 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:51:59,198 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,198 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:51:59,198 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:51:59,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:59,203 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,390 INFO L354 Elim1Store]: treesize reduction 29, result has 44.2 percent of original size [2021-11-12 22:51:59,390 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 39 treesize of output 23 [2021-11-12 22:51:59,391 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,392 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-12 22:51:59,392 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,393 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-12 22:51:59,393 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2021-11-12 22:51:59,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:59,400 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,418 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 0 case distinctions, treesize of input 23 treesize of output 1 [2021-11-12 22:51:59,418 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,419 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:51:59,419 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,420 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:51:59,420 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 22:51:59,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:59,427 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:59,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 27 [2021-11-12 22:51:59,467 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,468 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-12 22:51:59,469 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,470 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-12 22:51:59,470 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2021-11-12 22:51:59,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:59,476 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,604 INFO L354 Elim1Store]: treesize reduction 29, result has 44.2 percent of original size [2021-11-12 22:51:59,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 39 [2021-11-12 22:51:59,606 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,611 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 22:51:59,612 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,613 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 22:51:59,614 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 3 xjuncts. [2021-11-12 22:51:59,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:59,621 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:59,688 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-12 22:51:59,689 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 31 [2021-11-12 22:51:59,689 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,690 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 22:51:59,691 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,691 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 22:51:59,692 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-12 22:51:59,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:59,698 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:51:59,736 INFO L354 Elim1Store]: treesize reduction 13, result has 53.6 percent of original size [2021-11-12 22:51:59,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 85 treesize of output 35 [2021-11-12 22:51:59,737 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,738 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-12 22:51:59,739 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,739 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-12 22:51:59,740 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-12 22:51:59,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:59,748 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,751 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,754 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 252 [2021-11-12 22:51:59,755 INFO L550 ElimStorePlain]: Start of recursive call 1: 7 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 22:51:59,755 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 7 variables, input treesize:433, output treesize:252 [2021-11-12 22:51:59,762 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,773 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:59,775 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,787 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:59,788 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,792 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:59,794 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,795 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 192 [2021-11-12 22:51:59,802 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 734 [2021-11-12 22:51:59,802 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:59,803 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,804 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 215 [2021-11-12 22:51:59,806 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 622 [2021-11-12 22:51:59,807 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:59,808 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,809 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 230 [2021-11-12 22:51:59,811 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 311 [2021-11-12 22:51:59,840 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,855 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:59,856 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,857 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 192 [2021-11-12 22:51:59,871 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2242 [2021-11-12 22:51:59,920 INFO L180 QuantifierPusher]: treesize reduction -61, result has 102.4 percent of original size [2021-11-12 22:51:59,923 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:51:59,924 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:51:59,925 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 192 [2021-11-12 22:51:59,941 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2548 [2021-11-12 22:51:59,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:59,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:59,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:59,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:59,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:59,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:51:59,981 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 22:52:00,982 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 22:52:00,983 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-12 22:52:00,983 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2021-11-12 22:52:00,984 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090036816] [2021-11-12 22:52:00,984 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-12 22:52:00,985 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-12 22:52:00,985 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:52:00,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-12 22:52:00,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-11-12 22:52:00,986 INFO L87 Difference]: Start difference. First operand 11 states and 12 transitions. Second operand has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 6 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) [2021-11-12 22:52:01,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:52:01,025 INFO L93 Difference]: Finished difference Result 22 states and 26 transitions. [2021-11-12 22:52:01,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-12 22:52:01,026 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 6 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) Word has length 10 [2021-11-12 22:52:01,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:52:01,027 INFO L225 Difference]: With dead ends: 22 [2021-11-12 22:52:01,027 INFO L226 Difference]: Without dead ends: 14 [2021-11-12 22:52:01,027 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-11-12 22:52:01,028 INFO L933 BasicCegarLoop]: 7 mSDtfsCounter, 0 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.81ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 21 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.50ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.29ms IncrementalHoareTripleChecker+Time [2021-11-12 22:52:01,029 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 21 Invalid, 16 Unknown, 0 Unchecked, 0.50ms Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 32.29ms Time] [2021-11-12 22:52:01,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2021-11-12 22:52:01,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2021-11-12 22:52:01,031 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) [2021-11-12 22:52:01,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 15 transitions. [2021-11-12 22:52:01,032 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 15 transitions. Word has length 10 [2021-11-12 22:52:01,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:52:01,032 INFO L470 AbstractCegarLoop]: Abstraction has 14 states and 15 transitions. [2021-11-12 22:52:01,032 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 6 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) [2021-11-12 22:52:01,032 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2021-11-12 22:52:01,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-12 22:52:01,033 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:52:01,033 INFO L514 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:52:01,071 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-12 22:52:01,253 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 22:52:01,254 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:52:01,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:52:01,254 INFO L85 PathProgramCache]: Analyzing trace with hash -1028911079, now seen corresponding path program 2 times [2021-11-12 22:52:01,254 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:52:01,255 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336974741] [2021-11-12 22:52:01,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:52:01,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:52:01,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:52:01,358 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:52:01,358 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:52:01,358 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336974741] [2021-11-12 22:52:01,358 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336974741] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 22:52:01,359 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [768488045] [2021-11-12 22:52:01,359 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-12 22:52:01,359 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 22:52:01,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:52:01,361 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 22:52:01,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-12 22:52:01,584 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-12 22:52:01,585 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 22:52:01,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-12 22:52:01,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:52:01,623 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:52:01,624 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:52:01,720 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:52:01,721 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [768488045] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 22:52:01,721 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1698823609] [2021-11-12 22:52:01,723 INFO L159 IcfgInterpreter]: Started Sifa with 10 locations of interest [2021-11-12 22:52:01,724 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 22:52:01,724 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 22:52:01,724 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 22:52:01,724 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 22:52:01,732 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:01,733 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:01,734 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:01,735 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 147 [2021-11-12 22:52:01,735 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:01,736 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:01,736 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:52:01,738 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 280 [2021-11-12 22:52:01,743 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_17|], 105=[|v_#valid_28|]} [2021-11-12 22:52:01,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 38 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 36 [2021-11-12 22:52:01,810 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:01,810 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-12 22:52:01,811 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:01,812 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-11-12 22:52:01,812 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:52:01,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:01,822 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:01,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:01,923 INFO L354 Elim1Store]: treesize reduction 44, result has 20.0 percent of original size [2021-11-12 22:52:01,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 27 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 71 treesize of output 70 [2021-11-12 22:52:01,925 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:01,933 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 22:52:01,934 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:01,935 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 22:52:01,935 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 22:52:01,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:01,947 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:01,950 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:01,954 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 190 [2021-11-12 22:52:01,955 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 22:52:01,955 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:277, output treesize:190 [2021-11-12 22:52:01,962 INFO L180 QuantifierPusher]: treesize reduction 3, result has 99.1 percent of original size [2021-11-12 22:52:01,967 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:01,968 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:01,968 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:01,969 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:01,969 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-11-12 22:52:01,970 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 22:52:01,970 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:01,971 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:01,971 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:01,972 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:01,972 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-12 22:52:01,973 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 22:52:01,973 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:01,974 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:01,975 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-11-12 22:52:01,975 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:01,976 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:01,976 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:01,977 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:01,977 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-12 22:52:01,977 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:52:01,978 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:01,978 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:01,979 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 22:52:01,979 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:01,981 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:01,982 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:01,982 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:01,982 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-12 22:52:01,983 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:52:01,983 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:01,984 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:01,984 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-11-12 22:52:01,989 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 287 [2021-11-12 22:52:01,993 INFO L446 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.base_32|, |v_#memory_$Pointer$.offset_32|], 2=[|v_#memory_$Pointer$.base_17|, |v_#memory_$Pointer$.offset_17|], 10=[|v_#memory_int_34|]} [2021-11-12 22:52:02,010 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 15 treesize of output 1 [2021-11-12 22:52:02,011 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,011 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:52:02,012 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,012 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:52:02,012 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:52:02,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:02,025 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,041 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 15 treesize of output 1 [2021-11-12 22:52:02,042 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,042 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:52:02,043 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,043 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:52:02,043 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 22:52:02,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:02,056 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,070 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 11 treesize of output 7 [2021-11-12 22:52:02,071 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,071 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 22:52:02,072 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,072 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 22:52:02,073 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 22:52:02,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:02,086 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,100 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 11 treesize of output 7 [2021-11-12 22:52:02,101 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,101 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 22:52:02,101 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,102 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 22:52:02,102 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 22:52:02,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:02,115 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:02,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:02,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:02,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 30 [2021-11-12 22:52:02,133 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,135 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:52:02,135 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,136 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:52:02,136 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-12 22:52:02,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:02,149 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,152 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,157 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 220 [2021-11-12 22:52:02,157 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 5 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 22:52:02,158 INFO L247 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:281, output treesize:220 [2021-11-12 22:52:02,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:02,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:02,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:02,274 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,286 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,292 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,302 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,308 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,309 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,310 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,310 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 22:52:02,311 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,311 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,312 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 22:52:02,319 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 468 [2021-11-12 22:52:02,320 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,326 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,332 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 441 [2021-11-12 22:52:02,338 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 442 [2021-11-12 22:52:02,339 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,345 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,353 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,359 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,360 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,360 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,361 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 22:52:02,362 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,362 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,362 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 22:52:02,369 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 468 [2021-11-12 22:52:02,369 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,375 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,381 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 441 [2021-11-12 22:52:02,387 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 442 [2021-11-12 22:52:02,388 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,389 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,389 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,390 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,390 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:52:02,391 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:52:02,392 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,392 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,392 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,393 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,393 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:52:02,394 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:52:02,395 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,401 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,409 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,415 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,419 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,419 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,420 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-11-12 22:52:02,421 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,421 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,422 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-12 22:52:02,428 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 521 [2021-11-12 22:52:02,429 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,435 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,441 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 467 [2021-11-12 22:52:02,447 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 468 [2021-11-12 22:52:02,448 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,448 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,449 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,450 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,450 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-12 22:52:02,451 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-11-12 22:52:02,460 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,468 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,469 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,470 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,470 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,471 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,471 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 22:52:02,472 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 22:52:02,472 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,472 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,473 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,473 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,474 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:52:02,474 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:52:02,474 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,475 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,475 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 22:52:02,476 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,476 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,477 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,477 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,479 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 22:52:02,479 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 22:52:02,480 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,481 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,481 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,482 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,482 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:52:02,483 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:52:02,483 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,484 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,484 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 22:52:02,486 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,486 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,487 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,488 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,488 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-12 22:52:02,489 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-11-12 22:52:02,489 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,489 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,490 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,490 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,491 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-11-12 22:52:02,492 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 22:52:02,492 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,492 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,493 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-12 22:52:02,495 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,495 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,496 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,497 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,497 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-12 22:52:02,498 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-12 22:52:02,498 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,498 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,499 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,500 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,500 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-12 22:52:02,501 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-11-12 22:52:02,501 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,502 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,502 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-11-12 22:52:02,503 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,503 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,503 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,504 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,504 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 22:52:02,505 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:52:02,505 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,505 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,506 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:52:02,506 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,507 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,507 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,507 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,508 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 22:52:02,508 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:52:02,509 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,509 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,509 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:52:02,518 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 709 [2021-11-12 22:52:02,519 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:02,531 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,538 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 557 [2021-11-12 22:52:02,546 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 643 [2021-11-12 22:52:02,558 INFO L446 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.base_33|, |v_#memory_$Pointer$.offset_33|, |v_#memory_$Pointer$.base_17|, |v_#memory_$Pointer$.offset_17|], 18=[|v_#memory_int_35|]} [2021-11-12 22:52:02,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 11 [2021-11-12 22:52:02,586 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,587 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 22:52:02,587 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,587 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 22:52:02,588 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:52:02,611 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 25 treesize of output 1 [2021-11-12 22:52:02,612 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,612 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:52:02,616 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,617 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:52:02,617 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 22:52:02,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:02,702 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,722 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 25 treesize of output 1 [2021-11-12 22:52:02,722 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,723 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:52:02,723 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,724 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:52:02,724 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 22:52:02,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 11 [2021-11-12 22:52:02,748 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,749 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 22:52:02,749 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,749 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-11-12 22:52:02,750 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 22:52:02,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:02,815 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-12 22:52:02,837 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,837 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:52:02,837 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,838 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:52:02,838 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-12 22:52:02,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:02,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2021-11-12 22:52:02,867 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,868 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 22:52:02,868 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,869 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 22:52:02,869 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-12 22:52:02,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:02,933 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,960 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 16 treesize of output 12 [2021-11-12 22:52:02,960 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,960 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:52:02,961 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,961 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:52:02,961 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-12 22:52:02,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:02,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2021-11-12 22:52:02,986 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,987 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 22:52:02,987 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:02,987 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-11-12 22:52:02,988 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-11-12 22:52:02,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:03,056 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:03,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:03,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:03,086 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 35 [2021-11-12 22:52:03,087 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-12 22:52:03,089 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,089 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-11-12 22:52:03,090 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-11-12 22:52:03,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:03,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:03,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:03,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:03,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 50 [2021-11-12 22:52:03,124 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,125 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-11-12 22:52:03,126 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,127 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-11-12 22:52:03,127 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-11-12 22:52:03,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:03,196 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,227 INFO L180 QuantifierPusher]: treesize reduction 130, result has 80.7 percent of original size [2021-11-12 22:52:03,241 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 553 [2021-11-12 22:52:03,242 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 5 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 22:52:03,243 INFO L247 ElimStorePlain]: Needed 11 recursive calls to eliminate 6 variables, input treesize:865, output treesize:553 [2021-11-12 22:52:03,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:03,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:03,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:03,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:03,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:03,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:03,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:03,364 INFO L180 QuantifierPusher]: treesize reduction 54, result has 79.0 percent of original size [2021-11-12 22:52:03,370 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:03,370 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,371 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:03,371 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,371 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 22:52:03,372 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:52:03,372 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:03,372 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,373 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:52:03,374 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:03,374 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,375 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:03,375 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,375 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-11-12 22:52:03,376 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-11-12 22:52:03,376 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:03,377 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,377 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-11-12 22:52:03,380 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:03,380 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,382 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:03,383 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,383 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 22:52:03,384 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-12 22:52:03,385 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:03,385 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,386 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:52:03,389 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 213 [2021-11-12 22:52:03,393 INFO L446 ElimStorePlain]: Different costs {0=[|v_#memory_int_36|, |v_#memory_$Pointer$.offset_34|, |v_#memory_$Pointer$.base_34|], 2=[|v_#memory_$Pointer$.base_17|, |v_#memory_$Pointer$.offset_17|]} [2021-11-12 22:52:03,406 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:52:03,424 INFO L354 Elim1Store]: treesize reduction 27, result has 37.2 percent of original size [2021-11-12 22:52:03,424 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 51 treesize of output 16 [2021-11-12 22:52:03,424 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,425 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:52:03,426 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,426 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:52:03,426 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-11-12 22:52:03,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:03,431 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,439 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 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-12 22:52:03,439 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,440 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:52:03,440 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,440 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:52:03,440 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 22:52:03,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:03,445 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,452 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 0 case distinctions, treesize of input 25 treesize of output 1 [2021-11-12 22:52:03,453 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,453 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:52:03,453 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,454 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:52:03,454 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 22:52:03,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:03,458 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,464 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 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-12 22:52:03,465 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,465 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:52:03,466 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,466 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:52:03,466 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-11-12 22:52:03,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:03,470 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,476 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 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-12 22:52:03,476 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,477 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:52:03,477 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,478 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:52:03,478 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-11-12 22:52:03,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:03,484 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,485 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,487 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:03,488 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,490 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 22:52:03,492 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-12 22:52:03,492 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 5 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 22:52:03,493 INFO L247 ElimStorePlain]: Needed 6 recursive calls to eliminate 6 variables, input treesize:207, output treesize:121 [2021-11-12 22:52:03,503 INFO L180 QuantifierPusher]: treesize reduction 66, result has 86.8 percent of original size [2021-11-12 22:52:03,506 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:03,506 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,507 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:03,508 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,508 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 22:52:03,509 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-12 22:52:03,509 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:03,510 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,510 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:03,511 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,511 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:03,511 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,512 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-11-12 22:52:03,512 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-11-12 22:52:03,514 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:03,515 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,515 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-12 22:52:03,516 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2021-11-12 22:52:03,516 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:03,516 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,518 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:03,518 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,519 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 22:52:03,519 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:52:03,519 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:03,520 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,520 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-11-12 22:52:03,521 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:03,521 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,522 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:03,522 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,523 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-12 22:52:03,523 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:52:03,523 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:03,524 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,524 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-11-12 22:52:03,525 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:03,525 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,526 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:03,526 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,526 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-12 22:52:03,527 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-12 22:52:03,527 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:03,528 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,528 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 109 [2021-11-12 22:52:03,531 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 439 [2021-11-12 22:52:03,535 INFO L446 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.offset_35|, |v_#memory_int_37|, |v_#memory_$Pointer$.base_35|], 2=[|v_#memory_int_11|, |v_#memory_int_12|], 6=[|v_#memory_$Pointer$.base_11|, |v_#memory_$Pointer$.offset_11|]} [2021-11-12 22:52:03,567 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 0 case distinctions, treesize of input 23 treesize of output 1 [2021-11-12 22:52:03,568 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,568 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:52:03,569 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,569 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:52:03,569 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:52:03,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:03,573 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,816 INFO L354 Elim1Store]: treesize reduction 29, result has 44.2 percent of original size [2021-11-12 22:52:03,817 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 39 treesize of output 23 [2021-11-12 22:52:03,817 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,818 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-12 22:52:03,818 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,819 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-12 22:52:03,819 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2021-11-12 22:52:03,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:03,824 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,842 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 0 case distinctions, treesize of input 23 treesize of output 1 [2021-11-12 22:52:03,843 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,843 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:52:03,843 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,844 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:52:03,844 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 22:52:03,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:03,848 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:03,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 27 [2021-11-12 22:52:03,882 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,882 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-12 22:52:03,883 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,884 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-11-12 22:52:03,884 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2021-11-12 22:52:03,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:03,888 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,990 INFO L354 Elim1Store]: treesize reduction 29, result has 44.2 percent of original size [2021-11-12 22:52:03,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 39 [2021-11-12 22:52:03,991 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,994 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 22:52:03,995 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:03,995 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 22:52:03,996 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 3 xjuncts. [2021-11-12 22:52:03,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:04,000 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:04,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:04,074 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-11-12 22:52:04,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 31 [2021-11-12 22:52:04,075 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:04,075 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 22:52:04,076 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:04,076 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-11-12 22:52:04,077 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-11-12 22:52:04,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:04,082 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:04,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:52:04,119 INFO L354 Elim1Store]: treesize reduction 13, result has 53.6 percent of original size [2021-11-12 22:52:04,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 85 treesize of output 35 [2021-11-12 22:52:04,120 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:04,121 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-12 22:52:04,121 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:04,122 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-11-12 22:52:04,122 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-11-12 22:52:04,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:52:04,132 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:04,135 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:04,137 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 252 [2021-11-12 22:52:04,138 INFO L550 ElimStorePlain]: Start of recursive call 1: 7 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 22:52:04,138 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 7 variables, input treesize:433, output treesize:252 [2021-11-12 22:52:04,144 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:04,149 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:04,151 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:04,153 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:04,155 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:04,156 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:04,157 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:04,157 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 192 [2021-11-12 22:52:04,162 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 734 [2021-11-12 22:52:04,162 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:04,163 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:04,164 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 215 [2021-11-12 22:52:04,168 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 622 [2021-11-12 22:52:04,169 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:52:04,170 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:52:04,171 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 230 [2021-11-12 22:52:04,173 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 311 [2021-11-12 22:52:04,216 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-12 22:52:04,392 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable42 [2021-11-12 22:52:04,393 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: should have been removed by DER at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.XnfTir.tryToEliminateConjuncts(XnfTir.java:271) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.XnfTir.tryToEliminateSingleDisjuct(XnfTir.java:143) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.XnfTir.tryToEliminate(XnfTir.java:114) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.applyEliminationInner(PartialQuantifierElimination.java:626) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.applyEliminationOuter(PartialQuantifierElimination.java:594) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.applyTir(PartialQuantifierElimination.java:530) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:374) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:228) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:279) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:116) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:227) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:209) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:187) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:165) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:123) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:136) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:102) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-12 22:52:04,395 INFO L158 Benchmark]: Toolchain (without parser) took 9680.44ms. Allocated memory was 102.8MB in the beginning and 169.9MB in the end (delta: 67.1MB). Free memory was 60.8MB in the beginning and 54.9MB in the end (delta: 6.0MB). Peak memory consumption was 72.7MB. Max. memory is 16.1GB. [2021-11-12 22:52:04,395 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 102.8MB. Free memory is still 76.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:52:04,395 INFO L158 Benchmark]: CACSL2BoogieTranslator took 259.24ms. Allocated memory is still 102.8MB. Free memory was 60.6MB in the beginning and 76.3MB in the end (delta: -15.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-12 22:52:04,396 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.18ms. Allocated memory is still 102.8MB. Free memory was 76.3MB in the beginning and 74.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-12 22:52:04,396 INFO L158 Benchmark]: Boogie Preprocessor took 69.04ms. Allocated memory is still 102.8MB. Free memory was 74.5MB in the beginning and 73.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:52:04,396 INFO L158 Benchmark]: RCFGBuilder took 438.35ms. Allocated memory is still 102.8MB. Free memory was 73.0MB in the beginning and 58.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-12 22:52:04,396 INFO L158 Benchmark]: TraceAbstraction took 8835.26ms. Allocated memory was 102.8MB in the beginning and 169.9MB in the end (delta: 67.1MB). Free memory was 57.7MB in the beginning and 54.9MB in the end (delta: 2.9MB). Peak memory consumption was 70.8MB. Max. memory is 16.1GB. [2021-11-12 22:52:04,397 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 102.8MB. Free memory is still 76.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 259.24ms. Allocated memory is still 102.8MB. Free memory was 60.6MB in the beginning and 76.3MB in the end (delta: -15.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.18ms. Allocated memory is still 102.8MB. Free memory was 76.3MB in the beginning and 74.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.04ms. Allocated memory is still 102.8MB. Free memory was 74.5MB in the beginning and 73.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 438.35ms. Allocated memory is still 102.8MB. Free memory was 73.0MB in the beginning and 58.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 8835.26ms. Allocated memory was 102.8MB in the beginning and 169.9MB in the end (delta: 67.1MB). Free memory was 57.7MB in the beginning and 54.9MB in the end (delta: 2.9MB). Peak memory consumption was 70.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: should have been removed by DER de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: should have been removed by DER: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.XnfTir.tryToEliminateConjuncts(XnfTir.java:271) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-12 22:52:04,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-regression/test27-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF --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 8b17e864f5b8145df67cb2b3dc045f82af33b1bd3c9c5e4c95275bcb385f71da --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 22:52:06,909 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:52:06,912 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:52:06,976 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:52:06,977 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:52:06,982 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:52:06,984 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:52:06,990 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:52:06,994 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:52:07,003 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:52:07,005 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:52:07,007 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:52:07,008 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:52:07,011 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:52:07,014 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:52:07,020 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:52:07,023 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:52:07,024 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:52:07,027 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:52:07,030 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:52:07,032 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:52:07,034 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:52:07,036 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:52:07,037 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:52:07,041 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:52:07,042 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:52:07,042 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:52:07,044 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:52:07,044 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:52:07,046 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:52:07,046 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:52:07,047 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:52:07,048 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:52:07,049 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:52:07,050 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:52:07,051 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:52:07,051 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:52:07,052 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:52:07,052 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:52:07,053 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:52:07,054 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:52:07,055 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-12 22:52:07,108 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:52:07,108 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:52:07,110 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:52:07,110 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:52:07,110 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:52:07,110 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:52:07,111 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:52:07,111 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:52:07,111 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:52:07,111 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:52:07,114 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:52:07,114 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-12 22:52:07,114 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-12 22:52:07,114 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:52:07,115 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 22:52:07,115 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:52:07,115 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 22:52:07,115 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:52:07,115 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-12 22:52:07,116 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-12 22:52:07,116 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-12 22:52:07,116 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 22:52:07,116 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:52:07,117 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 22:52:07,117 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:52:07,117 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-12 22:52:07,117 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:52:07,118 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:52:07,118 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:52:07,118 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:52:07,118 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 22:52:07,118 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-12 22:52:07,119 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-12 22:52:07,119 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 22:52:07,120 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:52:07,120 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:52:07,120 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b17e864f5b8145df67cb2b3dc045f82af33b1bd3c9c5e4c95275bcb385f71da [2021-11-12 22:52:07,624 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:52:07,662 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:52:07,665 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:52:07,666 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:52:07,667 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:52:07,669 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/ldv-regression/test27-2.c [2021-11-12 22:52:07,755 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/data/94052d8b8/7a08e1fad4a44cf599f75ff0e5ea9de0/FLAG227db19ac [2021-11-12 22:52:08,433 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:52:08,435 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/sv-benchmarks/c/ldv-regression/test27-2.c [2021-11-12 22:52:08,443 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/data/94052d8b8/7a08e1fad4a44cf599f75ff0e5ea9de0/FLAG227db19ac [2021-11-12 22:52:08,799 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/data/94052d8b8/7a08e1fad4a44cf599f75ff0e5ea9de0 [2021-11-12 22:52:08,803 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:52:08,805 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:52:08,810 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:52:08,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:52:08,814 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:52:08,815 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:52:08" (1/1) ... [2021-11-12 22:52:08,817 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72e3269 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:52:08, skipping insertion in model container [2021-11-12 22:52:08,818 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:52:08" (1/1) ... [2021-11-12 22:52:08,830 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:52:08,853 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:52:09,037 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_eed1602b-af96-4ad7-9c65-edce952c93ad/sv-benchmarks/c/ldv-regression/test27-2.c[1224,1237] [2021-11-12 22:52:09,041 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:52:09,054 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 22:52:09,146 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_eed1602b-af96-4ad7-9c65-edce952c93ad/sv-benchmarks/c/ldv-regression/test27-2.c[1224,1237] [2021-11-12 22:52:09,148 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:52:09,166 INFO L208 MainTranslator]: Completed translation [2021-11-12 22:52:09,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:52:09 WrapperNode [2021-11-12 22:52:09,167 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 22:52:09,168 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 22:52:09,168 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 22:52:09,169 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 22:52:09,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:52:09" (1/1) ... [2021-11-12 22:52:09,207 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:52:09" (1/1) ... [2021-11-12 22:52:09,239 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 22:52:09,239 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 22:52:09,240 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 22:52:09,240 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 22:52:09,248 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:52:09" (1/1) ... [2021-11-12 22:52:09,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:52:09" (1/1) ... [2021-11-12 22:52:09,255 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:52:09" (1/1) ... [2021-11-12 22:52:09,255 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:52:09" (1/1) ... [2021-11-12 22:52:09,265 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:52:09" (1/1) ... [2021-11-12 22:52:09,270 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:52:09" (1/1) ... [2021-11-12 22:52:09,272 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:52:09" (1/1) ... [2021-11-12 22:52:09,276 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 22:52:09,277 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 22:52:09,277 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 22:52:09,278 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 22:52:09,278 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:52:09" (1/1) ... [2021-11-12 22:52:09,286 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:52:09,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:52:09,312 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 22:52:09,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 22:52:09,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-12 22:52:09,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-12 22:52:09,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-12 22:52:09,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 22:52:09,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-12 22:52:09,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 22:52:09,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 22:52:09,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-12 22:52:09,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-12 22:52:09,992 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 22:52:09,995 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-12 22:52:09,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:52:09 BoogieIcfgContainer [2021-11-12 22:52:09,998 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 22:52:10,000 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 22:52:10,001 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 22:52:10,004 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 22:52:10,005 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 10:52:08" (1/3) ... [2021-11-12 22:52:10,006 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28863b5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:52:10, skipping insertion in model container [2021-11-12 22:52:10,006 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:52:09" (2/3) ... [2021-11-12 22:52:10,007 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28863b5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:52:10, skipping insertion in model container [2021-11-12 22:52:10,007 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:52:09" (3/3) ... [2021-11-12 22:52:10,009 INFO L111 eAbstractionObserver]: Analyzing ICFG test27-2.c [2021-11-12 22:52:10,017 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 22:52:10,017 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-12 22:52:10,091 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 22:52:10,109 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 [2021-11-12 22:52:10,111 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-12 22:52:10,133 INFO L276 IsEmpty]: Start isEmpty. Operand has 17 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 16 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) [2021-11-12 22:52:10,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-12 22:52:10,140 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:52:10,141 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:52:10,142 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:52:10,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:52:10,172 INFO L85 PathProgramCache]: Analyzing trace with hash -631347226, now seen corresponding path program 1 times [2021-11-12 22:52:10,187 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:52:10,189 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [203861187] [2021-11-12 22:52:10,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:52:10,190 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:52:10,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:52:10,195 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:52:10,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-12 22:52:10,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:52:10,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-12 22:52:10,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:52:10,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:52:10,398 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:52:10,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:52:10,438 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:52:10,438 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [203861187] [2021-11-12 22:52:10,439 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [203861187] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 22:52:10,439 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:52:10,440 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-12 22:52:10,441 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593350243] [2021-11-12 22:52:10,442 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 22:52:10,446 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-12 22:52:10,451 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:52:10,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-12 22:52:10,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-12 22:52:10,498 INFO L87 Difference]: Start difference. First operand has 17 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 16 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) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 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) [2021-11-12 22:52:10,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:52:10,514 INFO L93 Difference]: Finished difference Result 30 states and 40 transitions. [2021-11-12 22:52:10,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-12 22:52:10,517 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 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) Word has length 10 [2021-11-12 22:52:10,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:52:10,525 INFO L225 Difference]: With dead ends: 30 [2021-11-12 22:52:10,525 INFO L226 Difference]: Without dead ends: 13 [2021-11-12 22:52:10,530 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-12 22:52:10,536 INFO L933 BasicCegarLoop]: 20 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.00ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.94ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.00ms IncrementalHoareTripleChecker+Time [2021-11-12 22:52:10,540 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.94ms Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.00ms Time] [2021-11-12 22:52:10,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2021-11-12 22:52:10,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2021-11-12 22:52:10,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 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) [2021-11-12 22:52:10,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2021-11-12 22:52:10,576 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 10 [2021-11-12 22:52:10,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:52:10,577 INFO L470 AbstractCegarLoop]: Abstraction has 13 states and 14 transitions. [2021-11-12 22:52:10,577 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 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) [2021-11-12 22:52:10,578 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2021-11-12 22:52:10,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-12 22:52:10,579 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:52:10,579 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:52:10,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-12 22:52:10,801 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:52:10,801 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:52:10,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:52:10,802 INFO L85 PathProgramCache]: Analyzing trace with hash 1697064536, now seen corresponding path program 1 times [2021-11-12 22:52:10,803 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:52:10,803 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [635242738] [2021-11-12 22:52:10,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:52:10,803 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:52:10,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:52:10,805 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:52:10,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-12 22:52:10,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:52:10,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 22:52:10,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:52:11,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:52:11,007 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:52:11,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:52:11,044 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:52:11,044 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [635242738] [2021-11-12 22:52:11,044 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [635242738] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 22:52:11,045 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:52:11,045 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-12 22:52:11,045 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338356265] [2021-11-12 22:52:11,045 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 22:52:11,046 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 22:52:11,047 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:52:11,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 22:52:11,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 22:52:11,048 INFO L87 Difference]: Start difference. First operand 13 states and 14 transitions. Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 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) [2021-11-12 22:52:11,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:52:11,124 INFO L93 Difference]: Finished difference Result 25 states and 28 transitions. [2021-11-12 22:52:11,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 22:52:11,125 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 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) Word has length 11 [2021-11-12 22:52:11,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:52:11,126 INFO L225 Difference]: With dead ends: 25 [2021-11-12 22:52:11,126 INFO L226 Difference]: Without dead ends: 16 [2021-11-12 22:52:11,127 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 22:52:11,128 INFO L933 BasicCegarLoop]: 12 mSDtfsCounter, 2 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 62.40ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.79ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 68.98ms IncrementalHoareTripleChecker+Time [2021-11-12 22:52:11,129 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 32 Invalid, 9 Unknown, 0 Unchecked, 0.79ms Time], IncrementalHoareTripleChecker [2 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 68.98ms Time] [2021-11-12 22:52:11,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2021-11-12 22:52:11,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2021-11-12 22:52:11,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 15 states have (on average 1.1333333333333333) internal successors, (17), 15 states have internal predecessors, (17), 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) [2021-11-12 22:52:11,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 17 transitions. [2021-11-12 22:52:11,134 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 17 transitions. Word has length 11 [2021-11-12 22:52:11,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:52:11,134 INFO L470 AbstractCegarLoop]: Abstraction has 16 states and 17 transitions. [2021-11-12 22:52:11,135 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 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) [2021-11-12 22:52:11,135 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2021-11-12 22:52:11,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-12 22:52:11,135 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:52:11,136 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:52:11,165 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-11-12 22:52:11,347 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:52:11,347 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:52:11,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:52:11,348 INFO L85 PathProgramCache]: Analyzing trace with hash 201480788, now seen corresponding path program 1 times [2021-11-12 22:52:11,348 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:52:11,349 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [804093284] [2021-11-12 22:52:11,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:52:11,356 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:52:11,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:52:11,357 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:52:11,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-12 22:52:11,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:52:11,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 22:52:11,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:52:11,506 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:52:11,506 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:52:11,590 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:52:11,590 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:52:11,590 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [804093284] [2021-11-12 22:52:11,591 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [804093284] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 22:52:11,591 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [782449119] [2021-11-12 22:52:11,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:52:11,592 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-12 22:52:11,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/cvc4 [2021-11-12 22:52:11,598 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-12 22:52:11,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2021-11-12 22:52:11,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:52:11,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 22:52:11,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:52:11,798 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:52:11,799 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:52:11,858 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:52:11,860 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [782449119] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 22:52:11,861 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [350296804] [2021-11-12 22:52:11,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:52:11,861 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 22:52:11,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:52:11,868 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 22:52:11,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-12 22:52:11,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:52:11,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 22:52:11,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:52:12,009 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:52:12,009 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:52:12,066 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:52:12,066 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [350296804] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 22:52:12,066 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-12 22:52:12,066 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 8 [2021-11-12 22:52:12,067 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820568092] [2021-11-12 22:52:12,067 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-12 22:52:12,069 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-12 22:52:12,069 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:52:12,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-12 22:52:12,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-12 22:52:12,072 INFO L87 Difference]: Start difference. First operand 16 states and 17 transitions. Second operand has 8 states, 8 states have (on average 2.625) internal successors, (21), 8 states have internal predecessors, (21), 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) [2021-11-12 22:52:12,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:52:12,441 INFO L93 Difference]: Finished difference Result 33 states and 38 transitions. [2021-11-12 22:52:12,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-12 22:52:12,442 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.625) internal successors, (21), 8 states have internal predecessors, (21), 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 15 [2021-11-12 22:52:12,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:52:12,443 INFO L225 Difference]: With dead ends: 33 [2021-11-12 22:52:12,443 INFO L226 Difference]: Without dead ends: 24 [2021-11-12 22:52:12,443 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2021-11-12 22:52:12,445 INFO L933 BasicCegarLoop]: 12 mSDtfsCounter, 7 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 279.53ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.48ms SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 308.48ms IncrementalHoareTripleChecker+Time [2021-11-12 22:52:12,446 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7 Valid, 52 Invalid, 36 Unknown, 0 Unchecked, 1.48ms Time], IncrementalHoareTripleChecker [6 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 308.48ms Time] [2021-11-12 22:52:12,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2021-11-12 22:52:12,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2021-11-12 22:52:12,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 23 states have (on average 1.0869565217391304) internal successors, (25), 23 states have internal predecessors, (25), 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) [2021-11-12 22:52:12,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 25 transitions. [2021-11-12 22:52:12,451 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 25 transitions. Word has length 15 [2021-11-12 22:52:12,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:52:12,452 INFO L470 AbstractCegarLoop]: Abstraction has 24 states and 25 transitions. [2021-11-12 22:52:12,452 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.625) internal successors, (21), 8 states have internal predecessors, (21), 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) [2021-11-12 22:52:12,452 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2021-11-12 22:52:12,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-12 22:52:12,457 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:52:12,457 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:52:12,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2021-11-12 22:52:12,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-12 22:52:12,872 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2021-11-12 22:52:13,070 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt [2021-11-12 22:52:13,071 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:52:13,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:52:13,071 INFO L85 PathProgramCache]: Analyzing trace with hash -616519604, now seen corresponding path program 2 times [2021-11-12 22:52:13,072 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:52:13,072 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [750305588] [2021-11-12 22:52:13,072 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-12 22:52:13,072 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:52:13,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:52:13,078 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:52:13,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-12 22:52:13,319 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-12 22:52:13,319 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 22:52:13,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-12 22:52:13,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:52:13,482 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:52:13,482 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:52:13,728 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:52:13,728 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:52:13,728 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [750305588] [2021-11-12 22:52:13,728 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [750305588] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 22:52:13,729 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1692745990] [2021-11-12 22:52:13,729 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-12 22:52:13,729 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-12 22:52:13,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/cvc4 [2021-11-12 22:52:13,730 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-12 22:52:13,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2021-11-12 22:52:14,084 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-12 22:52:14,084 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 22:52:14,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-12 22:52:14,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:52:14,167 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:52:14,167 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:52:14,246 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:52:14,247 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1692745990] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 22:52:14,247 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [998061713] [2021-11-12 22:52:14,247 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-12 22:52:14,247 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 22:52:14,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:52:14,249 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 22:52:14,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-12 22:52:14,474 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-12 22:52:14,474 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 22:52:14,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-12 22:52:14,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:52:14,559 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:52:14,559 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:52:14,650 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:52:14,650 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [998061713] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 22:52:14,650 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-12 22:52:14,651 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9, 9, 9, 9] total 16 [2021-11-12 22:52:14,651 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189319737] [2021-11-12 22:52:14,651 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-12 22:52:14,652 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-12 22:52:14,652 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:52:14,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-12 22:52:14,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2021-11-12 22:52:14,653 INFO L87 Difference]: Start difference. First operand 24 states and 25 transitions. Second operand has 16 states, 16 states have (on average 2.3125) internal successors, (37), 16 states have internal predecessors, (37), 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) [2021-11-12 22:52:15,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:52:15,857 INFO L93 Difference]: Finished difference Result 41 states and 46 transitions. [2021-11-12 22:52:15,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-12 22:52:15,860 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 2.3125) internal successors, (37), 16 states have internal predecessors, (37), 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 23 [2021-11-12 22:52:15,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:52:15,861 INFO L225 Difference]: With dead ends: 41 [2021-11-12 22:52:15,861 INFO L226 Difference]: Without dead ends: 32 [2021-11-12 22:52:15,863 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=96, Invalid=210, Unknown=0, NotChecked=0, Total=306 [2021-11-12 22:52:15,865 INFO L933 BasicCegarLoop]: 12 mSDtfsCounter, 11 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1000.74ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 92 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.97ms SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1116.56ms IncrementalHoareTripleChecker+Time [2021-11-12 22:52:15,865 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11 Valid, 92 Invalid, 114 Unknown, 0 Unchecked, 2.97ms Time], IncrementalHoareTripleChecker [10 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 1116.56ms Time] [2021-11-12 22:52:15,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2021-11-12 22:52:15,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2021-11-12 22:52:15,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 31 states have (on average 1.064516129032258) internal successors, (33), 31 states have internal predecessors, (33), 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) [2021-11-12 22:52:15,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 33 transitions. [2021-11-12 22:52:15,872 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 33 transitions. Word has length 23 [2021-11-12 22:52:15,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:52:15,872 INFO L470 AbstractCegarLoop]: Abstraction has 32 states and 33 transitions. [2021-11-12 22:52:15,872 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 2.3125) internal successors, (37), 16 states have internal predecessors, (37), 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) [2021-11-12 22:52:15,873 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2021-11-12 22:52:15,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-12 22:52:15,874 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:52:15,874 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:52:15,887 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2021-11-12 22:52:16,097 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-12 22:52:16,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-12 22:52:16,477 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:52:16,477 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:52:16,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:52:16,478 INFO L85 PathProgramCache]: Analyzing trace with hash -1003651516, now seen corresponding path program 3 times [2021-11-12 22:52:16,478 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:52:16,478 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [75220377] [2021-11-12 22:52:16,479 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-12 22:52:16,479 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:52:16,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:52:16,488 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:52:16,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-12 22:52:17,629 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2021-11-12 22:52:17,630 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-12 22:52:17,630 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-12 22:52:18,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-12 22:52:18,649 INFO L133 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2021-11-12 22:52:18,649 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-12 22:52:18,650 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-12 22:52:18,688 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-12 22:52:18,852 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:52:18,855 INFO L732 BasicCegarLoop]: Path program histogram: [3, 1, 1] [2021-11-12 22:52:18,857 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-12 22:52:18,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 10:52:18 BoogieIcfgContainer [2021-11-12 22:52:18,916 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-12 22:52:18,917 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-12 22:52:18,917 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-12 22:52:18,917 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-12 22:52:18,918 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:52:09" (3/4) ... [2021-11-12 22:52:18,920 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-12 22:52:19,026 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/witness.graphml [2021-11-12 22:52:19,027 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-12 22:52:19,027 INFO L158 Benchmark]: Toolchain (without parser) took 10222.32ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 57.1MB in the beginning and 34.2MB in the end (delta: 22.9MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. [2021-11-12 22:52:19,028 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 75.5MB. Free memory was 55.5MB in the beginning and 55.5MB in the end (delta: 54.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:52:19,028 INFO L158 Benchmark]: CACSL2BoogieTranslator took 356.97ms. Allocated memory is still 75.5MB. Free memory was 57.0MB in the beginning and 57.8MB in the end (delta: -861.5kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-12 22:52:19,029 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.86ms. Allocated memory is still 75.5MB. Free memory was 57.8MB in the beginning and 55.9MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:52:19,029 INFO L158 Benchmark]: Boogie Preprocessor took 36.74ms. Allocated memory is still 75.5MB. Free memory was 55.9MB in the beginning and 54.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-12 22:52:19,030 INFO L158 Benchmark]: RCFGBuilder took 720.74ms. Allocated memory is still 75.5MB. Free memory was 54.3MB in the beginning and 39.9MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-12 22:52:19,030 INFO L158 Benchmark]: TraceAbstraction took 8916.21ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 39.4MB in the beginning and 39.1MB in the end (delta: 231.5kB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2021-11-12 22:52:19,031 INFO L158 Benchmark]: Witness Printer took 109.97ms. Allocated memory is still 94.4MB. Free memory was 39.1MB in the beginning and 34.2MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-12 22:52:19,033 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 75.5MB. Free memory was 55.5MB in the beginning and 55.5MB in the end (delta: 54.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 356.97ms. Allocated memory is still 75.5MB. Free memory was 57.0MB in the beginning and 57.8MB in the end (delta: -861.5kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.86ms. Allocated memory is still 75.5MB. Free memory was 57.8MB in the beginning and 55.9MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.74ms. Allocated memory is still 75.5MB. Free memory was 55.9MB in the beginning and 54.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 720.74ms. Allocated memory is still 75.5MB. Free memory was 54.3MB in the beginning and 39.9MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 8916.21ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 39.4MB in the beginning and 39.1MB in the end (delta: 231.5kB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. * Witness Printer took 109.97ms. Allocated memory is still 94.4MB. Free memory was 39.1MB in the beginning and 34.2MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 55]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L23] struct cont cont; [L24] struct dummy dummy; [L25] struct dummy *dummies[10]; [L26] int a[10]; [L27] int i, *pa; [L28] i = __VERIFIER_nondet_int() [L29] int j = 0; VAL [a={8:0}, cont={3:0}, dummies={2:0}, dummy={10:0}, j=0] [L29] COND TRUE j < 10 [L30] a[j] = __VERIFIER_nondet_int() [L34] dummies[j] = 0 VAL [a={8:0}, cont={3:0}, dummies={2:0}, dummy={10:0}, j=0] [L29] j++ VAL [a={8:0}, cont={3:0}, dummies={2:0}, dummy={10:0}, j=1] [L29] COND TRUE j < 10 [L30] a[j] = __VERIFIER_nondet_int() [L34] dummies[j] = 0 VAL [a={8:0}, cont={3:0}, dummies={2:0}, dummy={10:0}, j=1] [L29] j++ VAL [a={8:0}, cont={3:0}, dummies={2:0}, dummy={10:0}, j=2] [L29] COND TRUE j < 10 [L30] a[j] = __VERIFIER_nondet_int() [L34] dummies[j] = 0 VAL [a={8:0}, cont={3:0}, dummies={2:0}, dummy={10:0}, j=2] [L29] j++ VAL [a={8:0}, cont={3:0}, dummies={2:0}, dummy={10:0}, j=3] [L29] COND TRUE j < 10 [L30] a[j] = __VERIFIER_nondet_int() [L34] dummies[j] = 0 VAL [a={8:0}, cont={3:0}, dummies={2:0}, dummy={10:0}, j=3] [L29] j++ VAL [a={8:0}, cont={3:0}, dummies={2:0}, dummy={10:0}, j=4] [L29] COND TRUE j < 10 [L30] a[j] = __VERIFIER_nondet_int() [L34] dummies[j] = 0 VAL [a={8:0}, cont={3:0}, dummies={2:0}, dummy={10:0}, j=4] [L29] j++ VAL [a={8:0}, cont={3:0}, dummies={2:0}, dummy={10:0}, j=5] [L29] COND TRUE j < 10 [L30] a[j] = __VERIFIER_nondet_int() [L34] dummies[j] = 0 VAL [a={8:0}, cont={3:0}, dummies={2:0}, dummy={10:0}, j=5] [L29] j++ VAL [a={8:0}, cont={3:0}, dummies={2:0}, dummy={10:0}, j=6] [L29] COND TRUE j < 10 [L30] a[j] = __VERIFIER_nondet_int() [L34] dummies[j] = 0 VAL [a={8:0}, cont={3:0}, dummies={2:0}, dummy={10:0}, j=6] [L29] j++ VAL [a={8:0}, cont={3:0}, dummies={2:0}, dummy={10:0}, j=7] [L29] COND TRUE j < 10 [L30] a[j] = __VERIFIER_nondet_int() [L34] dummies[j] = 0 VAL [a={8:0}, cont={3:0}, dummies={2:0}, dummy={10:0}, j=7] [L29] j++ VAL [a={8:0}, cont={3:0}, dummies={2:0}, dummy={10:0}, j=8] [L29] COND TRUE j < 10 [L30] a[j] = __VERIFIER_nondet_int() [L34] dummies[j] = 0 VAL [a={8:0}, cont={3:0}, dummies={2:0}, dummy={10:0}, j=8] [L29] j++ VAL [a={8:0}, cont={3:0}, dummies={2:0}, dummy={10:0}, j=9] [L29] COND TRUE j < 10 [L30] a[j] = __VERIFIER_nondet_int() [L34] dummies[j] = 0 VAL [a={8:0}, cont={3:0}, dummies={2:0}, dummy={10:0}, j=9] [L29] j++ VAL [a={8:0}, cont={3:0}, dummies={2:0}, dummy={10:0}, j=10] [L29] COND FALSE !(j < 10) VAL [a={8:0}, cont={3:0}, dummies={2:0}, dummy={10:0}, j=10] [L36] COND TRUE i >= 0 && i < 9 [L37] a[i] = i [L38] dummy.array = &a[i] [L39] dummies[i + 1] = &dummy [L40] cont.array = &dummies[0] [L41] EXPR cont.array [L41] EXPR cont.array[i] [L41] EXPR cont.array[i]->array [L41] pa = &cont.array[i]->array[i] [L42] EXPR a[i] VAL [a={8:0}, a[i]=3, cont={3:0}, dummies={2:0}, dummy={10:0}, i=3, j=10, pa={0:0}] [L42] COND TRUE a[i] > 0 [L43] EXPR dummies[i + 1] [L43] EXPR dummies[i + 1]->array [L43] EXPR dummies[i + 1]->array[i] [L43] i = dummies[i + 1]->array[i] - 10 [L44] EXPR \read(*pa) VAL [\read(*pa)=-1072693248, a={8:0}, cont={3:0}, dummies={2:0}, dummy={10:0}, i=67108862, j=10, pa={0:0}] [L44] COND FALSE !(i < *pa) [L47] CALL, EXPR check(&cont, i) [L18] EXPR pc->array [L18] EXPR pc->array[i] [L18] EXPR pc->array[i]->array [L18] EXPR pc->array[i]->array[i] [L18] return pc->array[i]->array[i] == i; [L47] RET, EXPR check(&cont, i) [L47] COND TRUE !check(&cont, i) [L55] reach_error() VAL [a={8:0}, cont={3:0}, dummies={2:0}, dummy={10:0}, i=67108862, j=10, pa={0:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 17 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.8s, OverallIterations: 5, TraceHistogramMax: 10, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 20 SdHoareTripleChecker+Valid, 1494.02ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 20 mSDsluCounter, 196 SdHoareTripleChecker+Invalid, 1342.67ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 140 mSDsCounter, 18 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 141 IncrementalHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 18 mSolverCounterUnsat, 56 mSDtfsCounter, 141 mSolverCounterSat, 6.18ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 258 GetRequests, 232 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=32occurred in iteration=4, InterpolantAutomatonStates: 26, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 166 NumberOfCodeBlocks, 166 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 254 ConstructedInterpolants, 0 QuantifiedInterpolants, 570 SizeOfPredicates, 7 NumberOfNonLiveVariables, 703 ConjunctsInSsa, 39 ConjunctsInUnsatCore, 16 InterpolantComputations, 4 PerfectInterpolantSequences, 0/240 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 RESULT: Ultimate proved your program to be incorrect! [2021-11-12 22:52:19,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eed1602b-af96-4ad7-9c65-edce952c93ad/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE