./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array2_pattern.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_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/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_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/array-patterns/array2_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/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_286410a7-5f7c-4768-a103-7735d00c262b/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 1a25becec148beba97bef86c2a84619bb26dfafe7c127e8d70246837f0d2d470 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 22:17:12,484 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:17:12,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:17:12,534 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:17:12,535 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:17:12,539 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:17:12,542 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:17:12,546 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:17:12,549 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:17:12,554 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:17:12,555 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:17:12,557 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:17:12,557 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:17:12,560 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:17:12,562 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:17:12,568 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:17:12,569 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:17:12,570 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:17:12,575 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:17:12,582 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:17:12,584 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:17:12,586 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:17:12,589 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:17:12,590 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:17:12,599 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:17:12,600 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:17:12,600 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:17:12,602 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:17:12,603 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:17:12,604 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:17:12,604 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:17:12,605 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:17:12,607 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:17:12,609 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:17:12,610 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:17:12,610 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:17:12,611 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:17:12,611 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:17:12,612 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:17:12,613 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:17:12,613 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:17:12,614 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-12 22:17:12,657 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:17:12,657 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:17:12,659 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:17:12,659 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:17:12,660 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:17:12,660 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:17:12,660 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:17:12,661 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 22:17:12,661 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:17:12,661 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:17:12,668 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 22:17:12,668 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 22:17:12,669 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:17:12,669 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 22:17:12,669 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 22:17:12,670 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 22:17:12,670 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:17:12,671 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-12 22:17:12,671 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 22:17:12,671 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-12 22:17:12,671 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:17:12,672 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 22:17:12,672 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:17:12,672 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 22:17:12,672 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:17:12,673 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-12 22:17:12,673 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 22:17:12,673 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:17:12,673 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 22:17:12,675 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:17:12,675 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:17:12,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:17:12,676 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:17:12,676 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:17:12,677 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 22:17:12,677 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 22:17:12,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 22:17:12,677 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 22:17:12,678 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:17:12,678 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:17:12,678 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_286410a7-5f7c-4768-a103-7735d00c262b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a25becec148beba97bef86c2a84619bb26dfafe7c127e8d70246837f0d2d470 [2021-11-12 22:17:12,964 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:17:12,991 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:17:12,993 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:17:12,995 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:17:12,995 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:17:12,997 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/array-patterns/array2_pattern.c [2021-11-12 22:17:13,092 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/data/0dea9ae41/c69da3fc131c431ba5c09c62311bfa60/FLAG0b09138b7 [2021-11-12 22:17:13,590 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:17:13,590 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/sv-benchmarks/c/array-patterns/array2_pattern.c [2021-11-12 22:17:13,596 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/data/0dea9ae41/c69da3fc131c431ba5c09c62311bfa60/FLAG0b09138b7 [2021-11-12 22:17:13,955 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/data/0dea9ae41/c69da3fc131c431ba5c09c62311bfa60 [2021-11-12 22:17:13,957 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:17:13,960 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:17:13,962 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:17:13,962 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:17:13,965 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:17:13,966 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:17:13" (1/1) ... [2021-11-12 22:17:13,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68e6fff0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:17:13, skipping insertion in model container [2021-11-12 22:17:13,967 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:17:13" (1/1) ... [2021-11-12 22:17:13,975 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:17:13,993 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:17:14,156 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_286410a7-5f7c-4768-a103-7735d00c262b/sv-benchmarks/c/array-patterns/array2_pattern.c[1322,1335] [2021-11-12 22:17:14,175 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:17:14,184 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 22:17:14,195 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_286410a7-5f7c-4768-a103-7735d00c262b/sv-benchmarks/c/array-patterns/array2_pattern.c[1322,1335] [2021-11-12 22:17:14,206 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:17:14,221 INFO L208 MainTranslator]: Completed translation [2021-11-12 22:17:14,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:17:14 WrapperNode [2021-11-12 22:17:14,221 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 22:17:14,223 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 22:17:14,223 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 22:17:14,223 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 22:17:14,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:17:14" (1/1) ... [2021-11-12 22:17:14,238 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:17:14" (1/1) ... [2021-11-12 22:17:14,260 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 22:17:14,261 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 22:17:14,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 22:17:14,262 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 22:17:14,270 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:17:14" (1/1) ... [2021-11-12 22:17:14,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:17:14" (1/1) ... [2021-11-12 22:17:14,272 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:17:14" (1/1) ... [2021-11-12 22:17:14,273 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:17:14" (1/1) ... [2021-11-12 22:17:14,279 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:17:14" (1/1) ... [2021-11-12 22:17:14,283 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:17:14" (1/1) ... [2021-11-12 22:17:14,285 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:17:14" (1/1) ... [2021-11-12 22:17:14,287 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 22:17:14,288 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 22:17:14,288 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 22:17:14,289 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 22:17:14,290 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:17:14" (1/1) ... [2021-11-12 22:17:14,297 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:17:14,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:17:14,341 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 22:17:14,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 22:17:14,380 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-12 22:17:14,381 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-12 22:17:14,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-12 22:17:14,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 22:17:14,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-12 22:17:14,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 22:17:14,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 22:17:14,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-12 22:17:14,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-12 22:17:14,630 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 22:17:14,630 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-12 22:17:14,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:17:14 BoogieIcfgContainer [2021-11-12 22:17:14,633 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 22:17:14,635 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 22:17:14,635 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 22:17:14,638 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 22:17:14,639 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 10:17:13" (1/3) ... [2021-11-12 22:17:14,639 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@615fa2e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:17:14, skipping insertion in model container [2021-11-12 22:17:14,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:17:14" (2/3) ... [2021-11-12 22:17:14,640 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@615fa2e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:17:14, skipping insertion in model container [2021-11-12 22:17:14,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:17:14" (3/3) ... [2021-11-12 22:17:14,642 INFO L111 eAbstractionObserver]: Analyzing ICFG array2_pattern.c [2021-11-12 22:17:14,647 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 22:17:14,648 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-12 22:17:14,696 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 22:17:14,719 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 22:17:14,719 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-12 22:17:14,749 INFO L276 IsEmpty]: Start isEmpty. Operand has 17 states, 12 states have (on average 1.5) internal successors, (18), 13 states have internal predecessors, (18), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-12 22:17:14,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-12 22:17:14,755 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:17:14,755 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:17:14,756 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:17:14,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:17:14,761 INFO L85 PathProgramCache]: Analyzing trace with hash -348000308, now seen corresponding path program 1 times [2021-11-12 22:17:14,771 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:17:14,771 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350720286] [2021-11-12 22:17:14,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:17:14,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:17:14,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:17:14,954 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 22:17:14,955 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:17:14,955 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350720286] [2021-11-12 22:17:14,956 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1350720286] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 22:17:14,956 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:17:14,957 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-12 22:17:14,958 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399981216] [2021-11-12 22:17:14,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:17:14,964 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-12 22:17:14,964 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:17:14,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-12 22:17:14,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-12 22:17:14,995 INFO L87 Difference]: Start difference. First operand has 17 states, 12 states have (on average 1.5) internal successors, (18), 13 states have internal predecessors, (18), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-12 22:17:15,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:17:15,030 INFO L93 Difference]: Finished difference Result 24 states and 30 transitions. [2021-11-12 22:17:15,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-12 22:17:15,034 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2021-11-12 22:17:15,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:17:15,042 INFO L225 Difference]: With dead ends: 24 [2021-11-12 22:17:15,044 INFO L226 Difference]: Without dead ends: 15 [2021-11-12 22:17:15,048 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 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 22:17:15,059 INFO L933 BasicCegarLoop]: 13 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.23ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.68ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.51ms IncrementalHoareTripleChecker+Time [2021-11-12 22:17:15,061 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 13 Invalid, 7 Unknown, 0 Unchecked, 0.68ms Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 16.51ms Time] [2021-11-12 22:17:15,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2021-11-12 22:17:15,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2021-11-12 22:17:15,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 11 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-12 22:17:15,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 18 transitions. [2021-11-12 22:17:15,161 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 18 transitions. Word has length 11 [2021-11-12 22:17:15,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:17:15,163 INFO L470 AbstractCegarLoop]: Abstraction has 15 states and 18 transitions. [2021-11-12 22:17:15,163 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-12 22:17:15,165 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2021-11-12 22:17:15,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-12 22:17:15,169 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:17:15,169 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:17:15,170 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-12 22:17:15,170 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:17:15,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:17:15,175 INFO L85 PathProgramCache]: Analyzing trace with hash 1400754714, now seen corresponding path program 1 times [2021-11-12 22:17:15,177 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:17:15,177 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627652024] [2021-11-12 22:17:15,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:17:15,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:17:15,222 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-12 22:17:15,225 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [415555952] [2021-11-12 22:17:15,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:17:15,226 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 22:17:15,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:17:15,228 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 22:17:15,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-12 22:17:15,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:17:15,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-12 22:17:15,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:17:15,490 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-12 22:17:15,490 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:17:15,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-12 22:17:15,614 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:17:15,614 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627652024] [2021-11-12 22:17:15,614 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 22:17:15,615 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [415555952] [2021-11-12 22:17:15,615 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [415555952] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 22:17:15,615 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:17:15,615 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-12 22:17:15,617 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460780973] [2021-11-12 22:17:15,619 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 22:17:15,620 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 22:17:15,621 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:17:15,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 22:17:15,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-12 22:17:15,623 INFO L87 Difference]: Start difference. First operand 15 states and 18 transitions. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-12 22:17:15,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:17:15,674 INFO L93 Difference]: Finished difference Result 19 states and 22 transitions. [2021-11-12 22:17:15,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 22:17:15,676 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 16 [2021-11-12 22:17:15,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:17:15,677 INFO L225 Difference]: With dead ends: 19 [2021-11-12 22:17:15,678 INFO L226 Difference]: Without dead ends: 16 [2021-11-12 22:17:15,679 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 27 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-12 22:17:15,681 INFO L933 BasicCegarLoop]: 12 mSDtfsCounter, 3 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.54ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.18ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.52ms IncrementalHoareTripleChecker+Time [2021-11-12 22:17:15,681 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 28 Invalid, 17 Unknown, 0 Unchecked, 1.18ms Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 32.52ms Time] [2021-11-12 22:17:15,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2021-11-12 22:17:15,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2021-11-12 22:17:15,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-12 22:17:15,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 19 transitions. [2021-11-12 22:17:15,691 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 19 transitions. Word has length 16 [2021-11-12 22:17:15,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:17:15,692 INFO L470 AbstractCegarLoop]: Abstraction has 16 states and 19 transitions. [2021-11-12 22:17:15,692 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-12 22:17:15,693 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2021-11-12 22:17:15,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-12 22:17:15,695 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:17:15,695 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:17:15,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-12 22:17:15,908 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2021-11-12 22:17:15,909 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:17:15,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:17:15,910 INFO L85 PathProgramCache]: Analyzing trace with hash 473487722, now seen corresponding path program 1 times [2021-11-12 22:17:15,910 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:17:15,910 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044277583] [2021-11-12 22:17:15,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:17:15,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:17:15,937 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-12 22:17:15,941 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2097690200] [2021-11-12 22:17:15,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:17:15,942 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 22:17:15,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:17:15,943 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 22:17:15,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-12 22:17:16,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:17:16,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 22:17:16,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:17:16,100 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:17:16,101 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:17:16,154 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-12 22:17:16,155 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:17:16,155 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044277583] [2021-11-12 22:17:16,155 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 22:17:16,155 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2097690200] [2021-11-12 22:17:16,156 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2097690200] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 22:17:16,156 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:17:16,156 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 6 [2021-11-12 22:17:16,157 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044631807] [2021-11-12 22:17:16,157 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 22:17:16,157 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-12 22:17:16,158 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:17:16,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-12 22:17:16,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-12 22:17:16,159 INFO L87 Difference]: Start difference. First operand 16 states and 19 transitions. Second operand has 6 states, 6 states have (on average 2.5) internal successors, (15), 6 states have internal predecessors, (15), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-11-12 22:17:16,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:17:16,265 INFO L93 Difference]: Finished difference Result 29 states and 34 transitions. [2021-11-12 22:17:16,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-12 22:17:16,265 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.5) internal successors, (15), 6 states have internal predecessors, (15), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 17 [2021-11-12 22:17:16,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:17:16,267 INFO L225 Difference]: With dead ends: 29 [2021-11-12 22:17:16,267 INFO L226 Difference]: Without dead ends: 17 [2021-11-12 22:17:16,268 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-11-12 22:17:16,272 INFO L933 BasicCegarLoop]: 11 mSDtfsCounter, 17 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 50.48ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 36 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.33ms SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 60.65ms IncrementalHoareTripleChecker+Time [2021-11-12 22:17:16,274 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [18 Valid, 36 Invalid, 56 Unknown, 0 Unchecked, 3.33ms Time], IncrementalHoareTripleChecker [7 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 60.65ms Time] [2021-11-12 22:17:16,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2021-11-12 22:17:16,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2021-11-12 22:17:16,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 13 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-12 22:17:16,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 20 transitions. [2021-11-12 22:17:16,289 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 20 transitions. Word has length 17 [2021-11-12 22:17:16,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:17:16,289 INFO L470 AbstractCegarLoop]: Abstraction has 17 states and 20 transitions. [2021-11-12 22:17:16,290 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.5) internal successors, (15), 6 states have internal predecessors, (15), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-11-12 22:17:16,290 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2021-11-12 22:17:16,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-12 22:17:16,293 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:17:16,294 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:17:16,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-12 22:17:16,508 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 22:17:16,508 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:17:16,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:17:16,509 INFO L85 PathProgramCache]: Analyzing trace with hash 199414858, now seen corresponding path program 1 times [2021-11-12 22:17:16,509 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:17:16,510 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525631521] [2021-11-12 22:17:16,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:17:16,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:17:16,541 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-12 22:17:16,541 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1706659931] [2021-11-12 22:17:16,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:17:16,541 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 22:17:16,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:17:16,542 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 22:17:16,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-12 22:17:16,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:17:16,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-12 22:17:16,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:17:16,711 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-12 22:17:16,768 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 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-12 22:17:17,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:17:17,405 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-12 22:17:17,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-12 22:17:17,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:17:17,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:17:17,486 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:17:17,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 56 [2021-11-12 22:17:17,981 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-12 22:17:17,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-12 22:17:18,032 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:17:18,032 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:22:24,916 WARN L227 SmtUtils]: Spent 12.72s on a formula simplification. DAG size of input: 194 DAG size of output: 123 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-12 22:22:24,921 INFO L354 Elim1Store]: treesize reduction 1125, result has 30.5 percent of original size [2021-11-12 22:22:24,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 20 case distinctions, treesize of input 246095 treesize of output 96119 [2021-11-12 22:22:26,124 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:26,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96119 treesize of output 95347 [2021-11-12 22:22:26,833 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:26,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 95347 treesize of output 92943 [2021-11-12 22:22:28,538 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:22:28,539 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525631521] [2021-11-12 22:22:28,539 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 22:22:28,539 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1706659931] [2021-11-12 22:22:28,540 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: BigInteger out of long range [2021-11-12 22:22:28,540 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1529351150] [2021-11-12 22:22:28,565 INFO L159 IcfgInterpreter]: Started Sifa with 15 locations of interest [2021-11-12 22:22:28,565 INFO L166 IcfgInterpreter]: Building call graph [2021-11-12 22:22:28,572 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-12 22:22:28,577 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-12 22:22:28,578 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-12 22:22:28,622 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:28,625 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:28,625 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:28,626 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-12 22:22:28,626 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:28,627 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:28,627 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-12 22:22:28,631 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-11-12 22:22:28,639 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_14|], 21=[|v_#valid_27|]} [2021-11-12 22:22:28,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:28,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:28,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:28,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-12 22:22:28,655 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:28,655 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:22:28,656 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:28,656 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-12 22:22:28,656 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:22:28,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:28,680 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:28,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:28,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:28,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:28,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:28,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:28,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:28,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:28,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:28,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:28,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-12 22:22:28,700 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:28,702 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 22:22:28,703 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:28,703 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-12 22:22:28,704 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 22:22:28,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:28,718 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:28,719 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:28,721 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-11-12 22:22:28,721 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 22:22:28,721 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:124, output treesize:99 [2021-11-12 22:22:28,729 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:28,733 INFO L185 QuantifierPusher]: treesize reduction 5, result has 95.1 percent of original size 97 [2021-11-12 22:22:28,737 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:28,741 INFO L185 QuantifierPusher]: treesize reduction 5, result has 95.1 percent of original size 97 [2021-11-12 22:22:28,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:28,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:28,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:28,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:28,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:28,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:28,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:28,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:28,827 INFO L180 QuantifierPusher]: treesize reduction 39, result has 84.5 percent of original size [2021-11-12 22:22:28,829 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:28,830 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:28,830 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:28,831 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:28,831 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-11-12 22:22:28,832 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:28,833 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:28,833 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-12 22:22:28,834 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-12 22:22:28,834 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:28,835 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:28,836 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68 [2021-11-12 22:22:28,836 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:28,837 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:28,837 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:22:28,840 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 215 [2021-11-12 22:22:28,845 INFO L446 ElimStorePlain]: Different costs {9=[|v_#length_15|], 28=[|v_#valid_28|]} [2021-11-12 22:22:28,859 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 22:22:28,859 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:28,860 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:22:28,860 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:28,861 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:22:28,861 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:22:28,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:28,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:28,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:28,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:28,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:28,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:28,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:28,904 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-12 22:22:28,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 12 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 43 [2021-11-12 22:22:28,905 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:28,906 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 22:22:28,907 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:28,907 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-12 22:22:28,907 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 22:22:28,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:28,923 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:28,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:28,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:28,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:28,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:28,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:28,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:28,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:29,012 INFO L354 Elim1Store]: treesize reduction 60, result has 24.1 percent of original size [2021-11-12 22:22:29,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 44 treesize of output 61 [2021-11-12 22:22:29,014 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,016 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:22:29,017 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,020 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-12 22:22:29,020 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-11-12 22:22:29,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:29,033 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,037 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,041 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 182 [2021-11-12 22:22:29,042 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-12 22:22:29,042 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:368, output treesize:182 [2021-11-12 22:22:29,047 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,049 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,050 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,050 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-11-12 22:22:29,058 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 233 [2021-11-12 22:22:29,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:29,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:29,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:29,086 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 9 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2021-11-12 22:22:29,086 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,087 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 22:22:29,088 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 22:22:29,088 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:22:29,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:29,099 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,102 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,106 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 213 [2021-11-12 22:22:29,106 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 22:22:29,107 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:231, output treesize:213 [2021-11-12 22:22:29,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:29,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:29,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:29,225 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,236 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,242 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,243 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,244 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,244 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 59 [2021-11-12 22:22:29,245 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,246 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,246 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-11-12 22:22:29,252 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 486 [2021-11-12 22:22:29,253 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,258 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,263 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 441 [2021-11-12 22:22:29,270 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 521 [2021-11-12 22:22:29,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:29,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:29,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:29,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 9 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 47 [2021-11-12 22:22:29,315 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,317 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 22:22:29,317 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,318 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-12 22:22:29,318 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:22:29,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:29,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:29,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:29,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:29,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:22:29,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 77 [2021-11-12 22:22:29,356 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,358 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-12 22:22:29,359 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,359 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-12 22:22:29,359 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-12 22:22:29,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:29,421 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,439 INFO L180 QuantifierPusher]: treesize reduction 143, result has 76.2 percent of original size [2021-11-12 22:22:29,446 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 459 [2021-11-12 22:22:29,447 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-12 22:22:29,447 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:638, output treesize:459 [2021-11-12 22:22:29,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:29,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:29,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:29,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:29,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:29,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:29,530 INFO L180 QuantifierPusher]: treesize reduction 48, result has 69.6 percent of original size [2021-11-12 22:22:29,531 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,532 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,532 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-12 22:22:29,533 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-11-12 22:22:29,541 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:22:29,551 INFO L354 Elim1Store]: treesize reduction 22, result has 35.3 percent of original size [2021-11-12 22:22:29,552 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 42 treesize of output 25 [2021-11-12 22:22:29,552 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,553 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 22:22:29,553 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,554 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-12 22:22:29,554 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:22:29,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:29,558 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,559 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,560 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-11-12 22:22:29,560 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-12 22:22:29,561 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:109, output treesize:91 [2021-11-12 22:22:29,568 INFO L180 QuantifierPusher]: treesize reduction 49, result has 61.1 percent of original size [2021-11-12 22:22:29,569 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-11-12 22:22:29,573 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,577 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,578 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,579 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,580 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,581 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:22:29,582 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-12 22:22:29,585 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-11-12 22:22:29,587 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,591 INFO L185 QuantifierPusher]: treesize reduction 5, result has 93.7 percent of original size 74 [2021-11-12 22:22:29,595 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,597 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,598 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,600 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,601 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,602 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:22:29,603 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-12 22:22:29,606 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-11-12 22:22:29,609 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,612 INFO L185 QuantifierPusher]: treesize reduction 5, result has 93.7 percent of original size 74 [2021-11-12 22:22:29,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:29,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:29,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:29,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:29,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:29,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:29,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:29,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:29,661 INFO L180 QuantifierPusher]: treesize reduction 53, result has 86.8 percent of original size [2021-11-12 22:22:29,662 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,662 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,663 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-12 22:22:29,663 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,664 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,664 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2021-11-12 22:22:29,666 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 348 [2021-11-12 22:22:29,807 INFO L354 Elim1Store]: treesize reduction 85, result has 55.5 percent of original size [2021-11-12 22:22:29,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 232 treesize of output 209 [2021-11-12 22:22:29,809 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,813 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,814 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,820 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,822 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,824 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,825 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,826 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,827 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,828 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-12 22:22:29,829 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,830 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,831 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 22:22:29,832 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 22:22:29,832 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,833 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,834 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-12 22:22:29,837 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 259 [2021-11-12 22:22:29,837 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,839 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,840 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 190 [2021-11-12 22:22:29,842 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 191 [2021-11-12 22:22:29,848 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,850 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,856 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,858 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,859 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,860 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,861 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,862 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,863 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 22:22:29,864 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,864 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,865 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-12 22:22:29,866 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 22:22:29,867 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,868 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,869 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-12 22:22:29,871 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,873 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,875 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,876 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,877 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,878 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,878 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:22:29,879 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,880 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,881 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-11-12 22:22:29,882 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-12 22:22:29,882 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,883 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,884 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-11-12 22:22:29,886 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,887 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,888 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,889 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,890 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-11-12 22:22:29,891 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,892 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,893 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-12 22:22:29,895 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 22:22:29,895 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,896 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,897 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 22:22:29,900 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 319 [2021-11-12 22:22:29,900 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,901 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,903 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-12 22:22:29,904 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 263 [2021-11-12 22:22:29,905 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,906 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,907 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 169 [2021-11-12 22:22:29,911 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,912 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,913 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,913 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,914 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-12 22:22:29,915 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,916 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,916 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 22:22:29,917 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 22:22:29,918 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,919 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,920 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-12 22:22:29,922 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 364 [2021-11-12 22:22:29,922 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,924 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,926 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 253 [2021-11-12 22:22:29,927 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 254 [2021-11-12 22:22:29,972 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,974 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,975 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,975 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2021-11-12 22:22:29,976 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:29,977 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:29,977 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-12 22:22:29,980 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 423 [2021-11-12 22:22:30,146 INFO L354 Elim1Store]: treesize reduction 85, result has 55.5 percent of original size [2021-11-12 22:22:30,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 232 treesize of output 209 [2021-11-12 22:22:30,148 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,151 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,153 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,157 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,159 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,161 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,163 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,165 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,166 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,167 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,168 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,169 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:22:30,170 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112 [2021-11-12 22:22:30,170 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,171 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,172 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 22:22:30,174 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,175 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,177 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,177 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,178 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-12 22:22:30,179 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 189 [2021-11-12 22:22:30,180 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,181 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,182 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 123 [2021-11-12 22:22:30,184 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 322 [2021-11-12 22:22:30,184 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,185 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,186 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 147 [2021-11-12 22:22:30,188 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,189 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,189 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,190 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,190 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 22:22:30,192 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-12 22:22:30,192 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,193 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,194 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-11-12 22:22:30,195 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 265 [2021-11-12 22:22:30,196 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,197 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,198 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 190 [2021-11-12 22:22:30,199 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 191 [2021-11-12 22:22:30,205 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,207 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,209 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,211 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,213 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,214 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,215 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,216 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,216 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 22:22:30,217 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,218 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,219 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-12 22:22:30,220 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 22:22:30,220 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,221 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,222 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-12 22:22:30,224 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,225 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,226 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,226 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,227 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 22:22:30,228 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,228 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,229 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-12 22:22:30,230 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 22:22:30,230 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,231 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,232 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-12 22:22:30,234 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-11-12 22:22:30,234 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,235 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,236 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-12 22:22:30,237 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,238 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,241 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,244 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,246 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,247 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,249 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,250 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,251 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,252 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,253 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-12 22:22:30,254 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,254 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,255 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 22:22:30,256 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 22:22:30,256 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,257 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,258 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-12 22:22:30,260 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 235 [2021-11-12 22:22:30,261 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,262 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,263 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-12 22:22:30,265 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,266 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,267 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,268 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,269 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:22:30,271 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 158 [2021-11-12 22:22:30,271 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,272 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,273 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2021-11-12 22:22:30,276 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 391 [2021-11-12 22:22:30,276 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,277 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,278 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 170 [2021-11-12 22:22:30,280 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-11-12 22:22:30,282 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,285 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,286 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,287 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,289 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,290 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,291 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,292 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,292 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:22:30,294 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 158 [2021-11-12 22:22:30,295 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,295 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,297 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 108 [2021-11-12 22:22:30,297 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 109 [2021-11-12 22:22:30,299 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,301 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,303 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,303 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,304 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:22:30,306 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,307 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,308 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,309 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,309 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:22:30,310 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,311 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,312 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-11-12 22:22:30,313 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-12 22:22:30,313 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,314 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,315 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-11-12 22:22:30,316 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 217 [2021-11-12 22:22:30,317 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,318 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,319 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 138 [2021-11-12 22:22:30,320 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,321 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,323 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,325 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,326 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,327 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,328 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,329 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,330 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-12 22:22:30,331 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,331 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,332 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 22:22:30,333 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 22:22:30,333 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,334 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,335 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-12 22:22:30,338 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 235 [2021-11-12 22:22:30,338 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,339 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,340 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-12 22:22:30,341 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 147 [2021-11-12 22:22:30,343 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,345 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,348 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,349 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,350 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,351 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,352 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-11-12 22:22:30,353 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,353 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,354 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-12 22:22:30,355 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 22:22:30,356 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,356 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,357 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 22:22:30,360 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,361 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,362 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,362 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,363 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 22:22:30,364 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,365 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,366 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-12 22:22:30,367 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 22:22:30,367 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,368 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,369 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-12 22:22:30,370 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 294 [2021-11-12 22:22:30,371 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,372 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,373 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 176 [2021-11-12 22:22:30,375 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 481 [2021-11-12 22:22:30,376 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,377 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,378 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-11-12 22:22:30,380 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 371 [2021-11-12 22:22:30,381 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,382 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,383 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 253 [2021-11-12 22:22:30,385 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 254 [2021-11-12 22:22:30,404 INFO L180 QuantifierPusher]: treesize reduction 17, result has 96.3 percent of original size [2021-11-12 22:22:30,408 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,409 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,410 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2021-11-12 22:22:30,410 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,411 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,411 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-12 22:22:30,421 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 471 [2021-11-12 22:22:30,645 INFO L354 Elim1Store]: treesize reduction 85, result has 55.5 percent of original size [2021-11-12 22:22:30,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 232 treesize of output 209 [2021-11-12 22:22:30,648 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,650 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,651 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,655 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,657 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,659 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,661 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,663 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,664 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,665 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,666 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,666 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:22:30,667 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112 [2021-11-12 22:22:30,668 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,669 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,670 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 22:22:30,671 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,672 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,673 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,674 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,675 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-12 22:22:30,677 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 189 [2021-11-12 22:22:30,677 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,678 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,679 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 123 [2021-11-12 22:22:30,681 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 322 [2021-11-12 22:22:30,681 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,682 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,684 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 147 [2021-11-12 22:22:30,685 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,686 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,687 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,688 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,689 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 22:22:30,690 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-12 22:22:30,690 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,691 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,692 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-11-12 22:22:30,693 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 265 [2021-11-12 22:22:30,694 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,695 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,696 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 190 [2021-11-12 22:22:30,697 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 191 [2021-11-12 22:22:30,703 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,705 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,706 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,707 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,709 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,711 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,712 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,713 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,715 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,715 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,716 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:22:30,717 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112 [2021-11-12 22:22:30,718 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,718 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,719 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 22:22:30,721 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,722 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,723 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,724 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,724 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-12 22:22:30,726 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 189 [2021-11-12 22:22:30,727 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,728 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,729 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 123 [2021-11-12 22:22:30,730 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 322 [2021-11-12 22:22:30,731 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,732 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,733 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 147 [2021-11-12 22:22:30,734 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 148 [2021-11-12 22:22:30,738 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,740 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,741 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,742 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,744 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,746 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,748 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,749 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,750 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,751 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,751 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:22:30,752 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112 [2021-11-12 22:22:30,753 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,754 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,755 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 22:22:30,756 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,757 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,758 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,759 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,760 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-12 22:22:30,762 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 189 [2021-11-12 22:22:30,762 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,763 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,765 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 123 [2021-11-12 22:22:30,767 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 322 [2021-11-12 22:22:30,767 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,768 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,769 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 147 [2021-11-12 22:22:30,770 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 148 [2021-11-12 22:22:30,772 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,775 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,776 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,777 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,779 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,780 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,781 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,782 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,783 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-12 22:22:30,784 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 189 [2021-11-12 22:22:30,785 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,786 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,787 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 123 [2021-11-12 22:22:30,788 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 124 [2021-11-12 22:22:30,789 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,791 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,793 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,794 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,795 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-12 22:22:30,797 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,798 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,799 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-11-12 22:22:30,800 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 248 [2021-11-12 22:22:30,800 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,802 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,803 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 153 [2021-11-12 22:22:30,804 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,805 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,806 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,807 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,808 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,809 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,810 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:22:30,811 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112 [2021-11-12 22:22:30,811 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,812 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,813 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 85 [2021-11-12 22:22:30,814 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86 [2021-11-12 22:22:30,815 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,816 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,818 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,819 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,819 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:22:30,821 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,822 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,823 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-11-12 22:22:30,824 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 171 [2021-11-12 22:22:30,824 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,825 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,826 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 115 [2021-11-12 22:22:30,828 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 412 [2021-11-12 22:22:30,829 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,830 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,831 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 177 [2021-11-12 22:22:30,833 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,834 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,836 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,837 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,838 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-12 22:22:30,839 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,840 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,841 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-12 22:22:30,842 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 188 [2021-11-12 22:22:30,842 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,843 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,844 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 123 [2021-11-12 22:22:30,846 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 325 [2021-11-12 22:22:30,847 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,848 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,849 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 200 [2021-11-12 22:22:30,850 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,851 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,852 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,853 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,854 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,854 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,855 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 22:22:30,856 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-12 22:22:30,856 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,857 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,858 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-11-12 22:22:30,859 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-12 22:22:30,860 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,862 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,863 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,864 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,866 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,866 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,867 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 22:22:30,868 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,869 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,869 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 22:22:30,870 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 126 [2021-11-12 22:22:30,871 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,871 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,872 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-11-12 22:22:30,873 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,874 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,876 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,877 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,878 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,878 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,879 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 22:22:30,880 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2021-11-12 22:22:30,880 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,881 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,882 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-11-12 22:22:30,883 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-12 22:22:30,884 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,885 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,887 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,887 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,888 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 22:22:30,890 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,891 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,892 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-12 22:22:30,893 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 187 [2021-11-12 22:22:30,893 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,894 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,895 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 123 [2021-11-12 22:22:30,896 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 241 [2021-11-12 22:22:30,897 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,898 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,899 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-12 22:22:30,901 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 371 [2021-11-12 22:22:30,901 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:30,902 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:30,903 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 253 [2021-11-12 22:22:30,905 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 254 [2021-11-12 22:22:31,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:31,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:31,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:31,168 INFO L180 QuantifierPusher]: treesize reduction 31, result has 96.7 percent of original size [2021-11-12 22:22:31,174 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:31,174 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,175 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2021-11-12 22:22:31,176 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:31,176 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,177 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2021-11-12 22:22:31,182 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 985 [2021-11-12 22:22:31,193 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:22:31,195 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-12 22:22:31,201 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-12 22:22:31,202 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,202 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:22:31,203 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,203 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:22:31,203 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-12 22:22:31,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:31,218 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,470 INFO L354 Elim1Store]: treesize reduction 85, result has 55.5 percent of original size [2021-11-12 22:22:31,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 232 treesize of output 209 [2021-11-12 22:22:31,472 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,475 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:31,476 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,479 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:31,481 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,482 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:31,483 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,484 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:31,484 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,485 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-12 22:22:31,486 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:31,487 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,487 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 22:22:31,488 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 22:22:31,488 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:31,489 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,490 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-12 22:22:31,492 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 259 [2021-11-12 22:22:31,493 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:31,493 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,495 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 190 [2021-11-12 22:22:31,496 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 191 [2021-11-12 22:22:31,500 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:31,502 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,506 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:31,507 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,509 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:31,511 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,512 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:31,513 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,514 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:31,515 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,515 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-12 22:22:31,516 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:31,517 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,518 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-11-12 22:22:31,519 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 193 [2021-11-12 22:22:31,519 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:31,520 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,521 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 122 [2021-11-12 22:22:31,522 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:31,523 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,524 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:31,525 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,526 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61 [2021-11-12 22:22:31,526 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:31,527 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,527 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-11-12 22:22:31,528 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 116 [2021-11-12 22:22:31,529 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:31,529 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,530 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 84 [2021-11-12 22:22:31,532 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 319 [2021-11-12 22:22:31,532 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:31,533 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,534 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 146 [2021-11-12 22:22:31,535 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:31,536 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,537 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:31,538 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,538 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-12 22:22:31,539 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:31,539 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,540 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 22:22:31,541 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 22:22:31,541 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:31,542 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,542 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-12 22:22:31,544 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 263 [2021-11-12 22:22:31,544 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:31,545 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,546 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 169 [2021-11-12 22:22:31,548 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:31,549 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,550 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:31,550 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,551 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-11-12 22:22:31,552 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:31,552 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,553 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-12 22:22:31,554 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2021-11-12 22:22:31,554 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:31,555 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,556 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-12 22:22:31,557 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 364 [2021-11-12 22:22:31,558 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:31,559 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:31,560 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 253 [2021-11-12 22:22:31,561 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 254 [2021-11-12 22:22:33,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:33,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:35,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:35,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:35,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:35,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:35,735 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:35,749 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:35,749 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:35,753 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-12 22:22:35,760 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 22:22:35,765 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-11-12 22:22:35,765 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-11-12 22:22:35,768 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-11-12 22:22:35,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:35,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:35,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:35,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:35,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:35,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:35,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-12 22:22:35,795 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 40 for LOIs [2021-11-12 22:22:35,798 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-12 22:22:51,857 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-12 22:22:51,857 INFO L186 FreeRefinementEngine]: Found 0 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:22:51,857 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [] total 0 [2021-11-12 22:22:51,857 ERROR L172 FreeRefinementEngine]: Strategy SIFA_TAIPAN failed to provide any proof altough trace is infeasible [2021-11-12 22:22:51,857 INFO L628 BasicCegarLoop]: Counterexample might be feasible [2021-11-12 22:22:51,863 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-12 22:22:51,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-12 22:22:52,076 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 22:22:52,079 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-11-12 22:22:52,082 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-12 22:22:52,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 10:22:52 BoogieIcfgContainer [2021-11-12 22:22:52,093 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-12 22:22:52,094 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-12 22:22:52,094 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-12 22:22:52,094 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-12 22:22:52,095 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:17:14" (3/4) ... [2021-11-12 22:22:52,098 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-12 22:22:52,098 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-12 22:22:52,098 INFO L158 Benchmark]: Toolchain (without parser) took 338138.20ms. Allocated memory was 104.9MB in the beginning and 182.5MB in the end (delta: 77.6MB). Free memory was 69.3MB in the beginning and 121.2MB in the end (delta: -51.8MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2021-11-12 22:22:52,099 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 79.7MB. Free memory was 53.4MB in the beginning and 53.4MB in the end (delta: 21.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:22:52,099 INFO L158 Benchmark]: CACSL2BoogieTranslator took 259.86ms. Allocated memory is still 104.9MB. Free memory was 69.3MB in the beginning and 80.4MB in the end (delta: -11.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-12 22:22:52,099 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.96ms. Allocated memory is still 104.9MB. Free memory was 80.4MB in the beginning and 78.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:22:52,099 INFO L158 Benchmark]: Boogie Preprocessor took 26.22ms. Allocated memory is still 104.9MB. Free memory was 78.9MB in the beginning and 77.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-12 22:22:52,099 INFO L158 Benchmark]: RCFGBuilder took 344.90ms. Allocated memory is still 104.9MB. Free memory was 77.6MB in the beginning and 65.1MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-12 22:22:52,100 INFO L158 Benchmark]: TraceAbstraction took 337458.98ms. Allocated memory was 104.9MB in the beginning and 182.5MB in the end (delta: 77.6MB). Free memory was 64.7MB in the beginning and 121.2MB in the end (delta: -56.5MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. [2021-11-12 22:22:52,100 INFO L158 Benchmark]: Witness Printer took 3.97ms. Allocated memory is still 182.5MB. Free memory is still 121.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:22:52,101 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 79.7MB. Free memory was 53.4MB in the beginning and 53.4MB in the end (delta: 21.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 259.86ms. Allocated memory is still 104.9MB. Free memory was 69.3MB in the beginning and 80.4MB in the end (delta: -11.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.96ms. Allocated memory is still 104.9MB. Free memory was 80.4MB in the beginning and 78.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.22ms. Allocated memory is still 104.9MB. Free memory was 78.9MB in the beginning and 77.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 344.90ms. Allocated memory is still 104.9MB. Free memory was 77.6MB in the beginning and 65.1MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 337458.98ms. Allocated memory was 104.9MB in the beginning and 182.5MB in the end (delta: 77.6MB). Free memory was 64.7MB in the beginning and 121.2MB in the end (delta: -56.5MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. * Witness Printer took 3.97ms. Allocated memory is still 182.5MB. Free memory is still 121.2MB. There was no memory consumed. 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 - UnprovableResult [Line: 30]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: unable to decide satisfiability of path constraint. Possible FailurePath: [L34] signed long long ARR_SIZE ; [L38] ARR_SIZE = (signed long long)__VERIFIER_nondet_short() [L39] CALL assume_abort_if_not(ARR_SIZE > 0) [L28] COND FALSE !(!cond) [L39] RET assume_abort_if_not(ARR_SIZE > 0) [L41] int array1[ARR_SIZE] ; [L42] int array2[ARR_SIZE] ; [L43] int count = 0, num = -1 ; [L44] short index ; [L45] int temp ; [L46] signed long long sum = 0 ; [L48] count=0 [L48] COND TRUE count=0 && index < ARR_SIZE) [L28] COND FALSE !(!cond) [L58] RET assume_abort_if_not(index>=0 && index < ARR_SIZE) [L60] EXPR array1[index] [L60] array1[index] = array1[index] + (num*num*index) [L61] EXPR array2[ARR_SIZE-1-index] [L61] array2[ARR_SIZE-1-index] = array2[ARR_SIZE-1-index] + (num * index) [L63] temp = __VERIFIER_nondet_int() [L64] COND TRUE temp == 0 [L67] count=0 [L67] COND TRUE count main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/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 -> 1a25becec148beba97bef86c2a84619bb26dfafe7c127e8d70246837f0d2d470 [2021-11-12 22:22:55,001 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:22:55,022 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:22:55,025 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:22:55,026 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:22:55,027 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:22:55,028 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/array-patterns/array2_pattern.c [2021-11-12 22:22:55,108 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/data/034f84b89/ad5d81678eb345dc8c0086680d6335db/FLAGbfb8590fa [2021-11-12 22:22:55,701 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:22:55,702 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/sv-benchmarks/c/array-patterns/array2_pattern.c [2021-11-12 22:22:55,712 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/data/034f84b89/ad5d81678eb345dc8c0086680d6335db/FLAGbfb8590fa [2021-11-12 22:22:56,058 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/data/034f84b89/ad5d81678eb345dc8c0086680d6335db [2021-11-12 22:22:56,062 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:22:56,065 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:22:56,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:22:56,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:22:56,071 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:22:56,072 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:22:56" (1/1) ... [2021-11-12 22:22:56,074 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d5ae474 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:22:56, skipping insertion in model container [2021-11-12 22:22:56,075 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:22:56" (1/1) ... [2021-11-12 22:22:56,081 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:22:56,102 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:22:56,274 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_286410a7-5f7c-4768-a103-7735d00c262b/sv-benchmarks/c/array-patterns/array2_pattern.c[1322,1335] [2021-11-12 22:22:56,296 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:22:56,305 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 22:22:56,325 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_286410a7-5f7c-4768-a103-7735d00c262b/sv-benchmarks/c/array-patterns/array2_pattern.c[1322,1335] [2021-11-12 22:22:56,349 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:22:56,400 INFO L208 MainTranslator]: Completed translation [2021-11-12 22:22:56,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:22:56 WrapperNode [2021-11-12 22:22:56,413 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 22:22:56,414 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 22:22:56,414 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 22:22:56,415 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 22:22:56,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:22:56" (1/1) ... [2021-11-12 22:22:56,441 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:22:56" (1/1) ... [2021-11-12 22:22:56,471 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 22:22:56,472 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 22:22:56,472 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 22:22:56,473 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 22:22:56,481 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:22:56" (1/1) ... [2021-11-12 22:22:56,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:22:56" (1/1) ... [2021-11-12 22:22:56,490 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:22:56" (1/1) ... [2021-11-12 22:22:56,490 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:22:56" (1/1) ... [2021-11-12 22:22:56,508 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:22:56" (1/1) ... [2021-11-12 22:22:56,515 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:22:56" (1/1) ... [2021-11-12 22:22:56,521 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:22:56" (1/1) ... [2021-11-12 22:22:56,528 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 22:22:56,530 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 22:22:56,531 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 22:22:56,531 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 22:22:56,532 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:22:56" (1/1) ... [2021-11-12 22:22:56,541 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:22:56,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:22:56,569 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 22:22:56,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 22:22:56,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-12 22:22:56,621 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-12 22:22:56,622 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-12 22:22:56,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 22:22:56,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-12 22:22:56,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 22:22:56,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 22:22:56,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-12 22:22:56,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-12 22:22:56,989 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 22:22:56,989 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-12 22:22:56,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:22:56 BoogieIcfgContainer [2021-11-12 22:22:56,991 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 22:22:56,993 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 22:22:56,993 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 22:22:56,996 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 22:22:56,996 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 10:22:56" (1/3) ... [2021-11-12 22:22:56,997 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4537fa68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:22:56, skipping insertion in model container [2021-11-12 22:22:56,997 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:22:56" (2/3) ... [2021-11-12 22:22:56,998 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4537fa68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:22:56, skipping insertion in model container [2021-11-12 22:22:56,998 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:22:56" (3/3) ... [2021-11-12 22:22:57,000 INFO L111 eAbstractionObserver]: Analyzing ICFG array2_pattern.c [2021-11-12 22:22:57,005 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 22:22:57,005 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-12 22:22:57,070 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 22:22:57,077 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 22:22:57,077 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-12 22:22:57,109 INFO L276 IsEmpty]: Start isEmpty. Operand has 25 states, 20 states have (on average 1.5) internal successors, (30), 21 states have internal predecessors, (30), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-12 22:22:57,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-12 22:22:57,123 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:22:57,123 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:22:57,124 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:22:57,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:22:57,141 INFO L85 PathProgramCache]: Analyzing trace with hash -800294020, now seen corresponding path program 1 times [2021-11-12 22:22:57,153 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:22:57,155 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1348360294] [2021-11-12 22:22:57,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:22:57,157 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:22:57,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:22:57,160 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:22:57,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-12 22:22:57,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:22:57,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-12 22:22:57,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:22:57,362 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 22:22:57,362 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:22:57,446 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 22:22:57,447 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:22:57,448 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1348360294] [2021-11-12 22:22:57,448 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1348360294] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 22:22:57,448 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:22:57,449 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-12 22:22:57,451 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975448592] [2021-11-12 22:22:57,451 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 22:22:57,456 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-12 22:22:57,456 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:22:57,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-12 22:22:57,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-12 22:22:57,487 INFO L87 Difference]: Start difference. First operand has 25 states, 20 states have (on average 1.5) internal successors, (30), 21 states have internal predecessors, (30), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-12 22:22:57,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:22:57,506 INFO L93 Difference]: Finished difference Result 47 states and 66 transitions. [2021-11-12 22:22:57,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-12 22:22:57,509 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2021-11-12 22:22:57,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:22:57,516 INFO L225 Difference]: With dead ends: 47 [2021-11-12 22:22:57,517 INFO L226 Difference]: Without dead ends: 21 [2021-11-12 22:22:57,520 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 28 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 22:22:57,524 INFO L933 BasicCegarLoop]: 28 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, 28 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.81ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.00ms IncrementalHoareTripleChecker+Time [2021-11-12 22:22:57,525 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.81ms Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.00ms Time] [2021-11-12 22:22:57,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2021-11-12 22:22:57,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2021-11-12 22:22:57,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 17 states have internal predecessors, (20), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-12 22:22:57,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 24 transitions. [2021-11-12 22:22:57,571 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 24 transitions. Word has length 15 [2021-11-12 22:22:57,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:22:57,571 INFO L470 AbstractCegarLoop]: Abstraction has 21 states and 24 transitions. [2021-11-12 22:22:57,572 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-12 22:22:57,572 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2021-11-12 22:22:57,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-12 22:22:57,574 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:22:57,575 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:22:57,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-12 22:22:57,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:22:57,786 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:22:57,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:22:57,787 INFO L85 PathProgramCache]: Analyzing trace with hash -952637313, now seen corresponding path program 1 times [2021-11-12 22:22:57,787 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:22:57,788 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1195648055] [2021-11-12 22:22:57,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:22:57,788 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:22:57,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:22:57,792 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:22:57,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-12 22:22:57,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:22:57,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 22:22:57,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:22:58,076 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-12 22:22:58,077 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:22:58,221 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-12 22:22:58,222 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:22:58,222 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1195648055] [2021-11-12 22:22:58,222 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1195648055] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 22:22:58,222 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:22:58,222 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 5 [2021-11-12 22:22:58,223 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689448197] [2021-11-12 22:22:58,223 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 22:22:58,224 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 22:22:58,224 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:22:58,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 22:22:58,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 22:22:58,225 INFO L87 Difference]: Start difference. First operand 21 states and 24 transitions. Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-12 22:22:58,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:22:58,284 INFO L93 Difference]: Finished difference Result 26 states and 29 transitions. [2021-11-12 22:22:58,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 22:22:58,284 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 22 [2021-11-12 22:22:58,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:22:58,285 INFO L225 Difference]: With dead ends: 26 [2021-11-12 22:22:58,286 INFO L226 Difference]: Without dead ends: 22 [2021-11-12 22:22:58,286 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 22:22:58,288 INFO L933 BasicCegarLoop]: 22 mSDtfsCounter, 4 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.54ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.34ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.01ms IncrementalHoareTripleChecker+Time [2021-11-12 22:22:58,288 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 54 Invalid, 8 Unknown, 0 Unchecked, 1.34ms Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 32.01ms Time] [2021-11-12 22:22:58,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2021-11-12 22:22:58,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2021-11-12 22:22:58,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 18 states have internal predecessors, (21), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-12 22:22:58,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 25 transitions. [2021-11-12 22:22:58,295 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 25 transitions. Word has length 22 [2021-11-12 22:22:58,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:22:58,297 INFO L470 AbstractCegarLoop]: Abstraction has 22 states and 25 transitions. [2021-11-12 22:22:58,297 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-12 22:22:58,297 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2021-11-12 22:22:58,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-12 22:22:58,298 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:22:58,298 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:22:58,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-12 22:22:58,499 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:22:58,499 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:22:58,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:22:58,500 INFO L85 PathProgramCache]: Analyzing trace with hash -603190335, now seen corresponding path program 1 times [2021-11-12 22:22:58,500 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:22:58,501 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1919207238] [2021-11-12 22:22:58,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:22:58,501 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:22:58,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:22:58,504 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:22:58,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-12 22:22:58,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:22:58,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-12 22:22:58,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:22:58,984 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-12 22:22:58,984 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:22:59,294 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-12 22:22:59,294 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:22:59,294 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1919207238] [2021-11-12 22:22:59,294 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1919207238] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-12 22:22:59,295 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-12 22:22:59,295 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2021-11-12 22:22:59,295 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757620947] [2021-11-12 22:22:59,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:22:59,296 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-12 22:22:59,296 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:22:59,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-12 22:22:59,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2021-11-12 22:22:59,297 INFO L87 Difference]: Start difference. First operand 22 states and 25 transitions. Second operand has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 6 states have internal predecessors, (20), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-12 22:22:59,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:22:59,313 INFO L93 Difference]: Finished difference Result 43 states and 47 transitions. [2021-11-12 22:22:59,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-12 22:22:59,314 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 6 states have internal predecessors, (20), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 24 [2021-11-12 22:22:59,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:22:59,315 INFO L225 Difference]: With dead ends: 43 [2021-11-12 22:22:59,315 INFO L226 Difference]: Without dead ends: 27 [2021-11-12 22:22:59,316 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2021-11-12 22:22:59,318 INFO L933 BasicCegarLoop]: 20 mSDtfsCounter, 2 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.00ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.25ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 28 IncrementalHoareTripleChecker+Unchecked, 0.48ms IncrementalHoareTripleChecker+Time [2021-11-12 22:22:59,324 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 57 Invalid, 28 Unknown, 0 Unchecked, 2.25ms Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 28 Unchecked, 0.48ms Time] [2021-11-12 22:22:59,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2021-11-12 22:22:59,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2021-11-12 22:22:59,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 22 states have internal predecessors, (25), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-12 22:22:59,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 29 transitions. [2021-11-12 22:22:59,338 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 29 transitions. Word has length 24 [2021-11-12 22:22:59,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:22:59,339 INFO L470 AbstractCegarLoop]: Abstraction has 27 states and 29 transitions. [2021-11-12 22:22:59,339 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.857142857142857) internal successors, (20), 6 states have internal predecessors, (20), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-12 22:22:59,339 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 29 transitions. [2021-11-12 22:22:59,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-12 22:22:59,341 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:22:59,342 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:22:59,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2021-11-12 22:22:59,553 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:22:59,554 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:22:59,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:22:59,555 INFO L85 PathProgramCache]: Analyzing trace with hash 1366149955, now seen corresponding path program 1 times [2021-11-12 22:22:59,555 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:22:59,555 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1227117500] [2021-11-12 22:22:59,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:22:59,556 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:22:59,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:22:59,557 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:22:59,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-12 22:22:59,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:22:59,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-12 22:22:59,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:22:59,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 10 [2021-11-12 22:23:00,045 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 0 case distinctions, treesize of input 39 treesize of output 23 [2021-11-12 22:23:01,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 22:23:01,441 INFO L354 Elim1Store]: treesize reduction 112, result has 5.9 percent of original size [2021-11-12 22:23:01,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 121 treesize of output 65 [2021-11-12 22:23:02,236 INFO L354 Elim1Store]: treesize reduction 90, result has 7.2 percent of original size [2021-11-12 22:23:02,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 64 treesize of output 42 [2021-11-12 22:23:02,436 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:23:02,436 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:24:56,100 WARN L228 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) stderr output: (error "out of memory") [2021-11-12 22:24:56,101 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:24:56,101 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1227117500] [2021-11-12 22:24:56,101 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") [2021-11-12 22:24:56,101 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [804549845] [2021-11-12 22:24:56,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:24:56,102 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-12 22:24:56,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/cvc4 [2021-11-12 22:24:56,110 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-12 22:24:56,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 101 [2021-11-12 22:24:56,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2021-11-12 22:24:56,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:24:56,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-12 22:24:56,334 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.MonolithicImplicationChecker@3d7ca3c5 [2021-11-12 22:24:56,335 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [627543434] [2021-11-12 22:24:56,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:24:56,335 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 22:24:56,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:24:56,336 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 22:24:56,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-12 22:24:56,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:24:56,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-12 22:24:56,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:24:56,427 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Connection to SMT solver broken [2021-11-12 22:24:56,427 INFO L186 FreeRefinementEngine]: Found 0 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:24:56,427 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [] total 0 [2021-11-12 22:24:56,427 ERROR L172 FreeRefinementEngine]: Strategy WALRUS failed to provide any proof altough trace is infeasible [2021-11-12 22:24:56,427 INFO L628 BasicCegarLoop]: Counterexample might be feasible [2021-11-12 22:24:56,433 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-12 22:24:56,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-12 22:24:56,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2021-11-12 22:24:56,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-12 22:24:57,036 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_286410a7-5f7c-4768-a103-7735d00c262b/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:24:57,039 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-11-12 22:24:57,045 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-12 22:24:57,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 10:24:57 BoogieIcfgContainer [2021-11-12 22:24:57,071 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-12 22:24:57,072 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-12 22:24:57,072 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-12 22:24:57,073 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-12 22:24:57,074 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:22:56" (3/4) ... [2021-11-12 22:24:57,077 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-12 22:24:57,077 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-12 22:24:57,086 INFO L158 Benchmark]: Toolchain (without parser) took 121020.43ms. Allocated memory was 60.8MB in the beginning and 88.1MB in the end (delta: 27.3MB). Free memory was 40.3MB in the beginning and 34.8MB in the end (delta: 5.5MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2021-11-12 22:24:57,087 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 60.8MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:24:57,087 INFO L158 Benchmark]: CACSL2BoogieTranslator took 346.70ms. Allocated memory is still 60.8MB. Free memory was 40.0MB in the beginning and 44.3MB in the end (delta: -4.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-12 22:24:57,088 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.95ms. Allocated memory is still 60.8MB. Free memory was 44.3MB in the beginning and 42.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:24:57,088 INFO L158 Benchmark]: Boogie Preprocessor took 57.23ms. Allocated memory is still 60.8MB. Free memory was 42.6MB in the beginning and 41.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:24:57,091 INFO L158 Benchmark]: RCFGBuilder took 461.29ms. Allocated memory is still 60.8MB. Free memory was 41.2MB in the beginning and 29.6MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-12 22:24:57,091 INFO L158 Benchmark]: TraceAbstraction took 120078.67ms. Allocated memory was 60.8MB in the beginning and 88.1MB in the end (delta: 27.3MB). Free memory was 29.2MB in the beginning and 34.8MB in the end (delta: -5.6MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2021-11-12 22:24:57,092 INFO L158 Benchmark]: Witness Printer took 12.81ms. Allocated memory is still 88.1MB. Free memory is still 34.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:24:57,094 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 60.8MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 346.70ms. Allocated memory is still 60.8MB. Free memory was 40.0MB in the beginning and 44.3MB in the end (delta: -4.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.95ms. Allocated memory is still 60.8MB. Free memory was 44.3MB in the beginning and 42.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 57.23ms. Allocated memory is still 60.8MB. Free memory was 42.6MB in the beginning and 41.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 461.29ms. Allocated memory is still 60.8MB. Free memory was 41.2MB in the beginning and 29.6MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 120078.67ms. Allocated memory was 60.8MB in the beginning and 88.1MB in the end (delta: 27.3MB). Free memory was 29.2MB in the beginning and 34.8MB in the end (delta: -5.6MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. * Witness Printer took 12.81ms. Allocated memory is still 88.1MB. Free memory is still 34.8MB. There was no memory consumed. 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 - UnprovableResult [Line: 30]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: unable to decide satisfiability of path constraint. Possible FailurePath: [L34] signed long long ARR_SIZE ; [L38] ARR_SIZE = (signed long long)__VERIFIER_nondet_short() [L39] CALL assume_abort_if_not(ARR_SIZE > 0) [L28] COND FALSE !(!cond) [L39] RET assume_abort_if_not(ARR_SIZE > 0) [L41] int array1[ARR_SIZE] ; [L42] int array2[ARR_SIZE] ; [L43] int count = 0, num = -1 ; [L44] short index ; [L45] int temp ; [L46] signed long long sum = 0 ; [L48] count=0 [L48] COND TRUE count=0 && index < ARR_SIZE) [L28] COND FALSE !(!cond) [L58] RET assume_abort_if_not(index>=0 && index < ARR_SIZE) [L60] EXPR array1[index] [L60] array1[index] = array1[index] + (num*num*index) [L61] EXPR array2[ARR_SIZE-1-index] [L61] array2[ARR_SIZE-1-index] = array2[ARR_SIZE-1-index] + (num * index) [L63] temp = __VERIFIER_nondet_int() [L64] COND TRUE temp == 0 [L67] count=0 [L67] COND TRUE count