./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/test24-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-regression/test24-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH --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 ba9918f9236391a08a9d6d8a63aa823d4042d99b397d7843518d83dccab2fbf8 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:46:36,405 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:46:36,407 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:46:36,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:46:36,452 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:46:36,456 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:46:36,458 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:46:36,462 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:46:36,464 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:46:36,470 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:46:36,471 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:46:36,473 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:46:36,473 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:46:36,477 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:46:36,479 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:46:36,480 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:46:36,481 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:46:36,482 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:46:36,484 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:46:36,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:46:36,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:46:36,490 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:46:36,491 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:46:36,492 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:46:36,496 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:46:36,496 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:46:36,496 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:46:36,498 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:46:36,498 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:46:36,499 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:46:36,500 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:46:36,501 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:46:36,502 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:46:36,502 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:46:36,504 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:46:36,504 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:46:36,505 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:46:36,505 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:46:36,505 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:46:36,506 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:46:36,507 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:46:36,508 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-03 04:46:36,532 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:46:36,533 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:46:36,533 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:46:36,534 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:46:36,534 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:46:36,534 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:46:36,534 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 04:46:36,534 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:46:36,535 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:46:36,535 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 04:46:36,535 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 04:46:36,535 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:46:36,536 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 04:46:36,536 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 04:46:36,536 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 04:46:36,537 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:46:36,537 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-03 04:46:36,537 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 04:46:36,537 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-03 04:46:36,538 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:46:36,538 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 04:46:36,538 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:46:36,538 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 04:46:36,538 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 04:46:36,539 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-03 04:46:36,539 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 04:46:36,539 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:46:36,539 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 04:46:36,540 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:46:36,540 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:46:36,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:46:36,540 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:46:36,540 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:46:36,541 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 04:46:36,541 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 04:46:36,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 04:46:36,541 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 04:46:36,541 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:46:36,542 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:46:36,542 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_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ba9918f9236391a08a9d6d8a63aa823d4042d99b397d7843518d83dccab2fbf8 [2021-11-03 04:46:36,765 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:46:36,784 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:46:36,786 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:46:36,788 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:46:36,793 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:46:36,794 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/ldv-regression/test24-2.c [2021-11-03 04:46:36,897 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH/data/abbda86f9/3bdd547687804fdaa3d189901e9c09cf/FLAGb80852956 [2021-11-03 04:46:37,416 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:46:37,417 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/sv-benchmarks/c/ldv-regression/test24-2.c [2021-11-03 04:46:37,423 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH/data/abbda86f9/3bdd547687804fdaa3d189901e9c09cf/FLAGb80852956 [2021-11-03 04:46:37,783 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH/data/abbda86f9/3bdd547687804fdaa3d189901e9c09cf [2021-11-03 04:46:37,786 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:46:37,789 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:46:37,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:46:37,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:46:37,803 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:46:37,803 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:46:37" (1/1) ... [2021-11-03 04:46:37,804 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fbce75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:46:37, skipping insertion in model container [2021-11-03 04:46:37,804 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:46:37" (1/1) ... [2021-11-03 04:46:37,811 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:46:37,824 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:46:37,983 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_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/sv-benchmarks/c/ldv-regression/test24-2.c[807,820] [2021-11-03 04:46:37,986 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:46:37,992 INFO L203 MainTranslator]: Completed pre-run [2021-11-03 04:46:38,009 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_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/sv-benchmarks/c/ldv-regression/test24-2.c[807,820] [2021-11-03 04:46:38,010 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:46:38,022 INFO L208 MainTranslator]: Completed translation [2021-11-03 04:46:38,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:46:38 WrapperNode [2021-11-03 04:46:38,023 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 04:46:38,024 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-03 04:46:38,024 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-03 04:46:38,025 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-03 04:46:38,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:46:38" (1/1) ... [2021-11-03 04:46:38,038 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:46:38" (1/1) ... [2021-11-03 04:46:38,058 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-03 04:46:38,058 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-03 04:46:38,058 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-03 04:46:38,059 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-03 04:46:38,066 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:46:38" (1/1) ... [2021-11-03 04:46:38,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:46:38" (1/1) ... [2021-11-03 04:46:38,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:46:38" (1/1) ... [2021-11-03 04:46:38,069 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:46:38" (1/1) ... [2021-11-03 04:46:38,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:46:38" (1/1) ... [2021-11-03 04:46:38,078 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:46:38" (1/1) ... [2021-11-03 04:46:38,079 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:46:38" (1/1) ... [2021-11-03 04:46:38,081 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-03 04:46:38,082 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-03 04:46:38,082 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-03 04:46:38,083 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-03 04:46:38,083 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:46:38" (1/1) ... [2021-11-03 04:46:38,090 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:46:38,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:46:38,117 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-03 04:46:38,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-03 04:46:38,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-03 04:46:38,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-03 04:46:38,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-03 04:46:38,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-03 04:46:38,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-03 04:46:38,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-03 04:46:38,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-03 04:46:38,429 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-03 04:46:38,429 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-11-03 04:46:38,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:46:38 BoogieIcfgContainer [2021-11-03 04:46:38,432 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-03 04:46:38,434 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-03 04:46:38,434 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-03 04:46:38,437 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-03 04:46:38,437 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 04:46:37" (1/3) ... [2021-11-03 04:46:38,438 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44675928 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:46:38, skipping insertion in model container [2021-11-03 04:46:38,438 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:46:38" (2/3) ... [2021-11-03 04:46:38,439 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44675928 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:46:38, skipping insertion in model container [2021-11-03 04:46:38,439 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:46:38" (3/3) ... [2021-11-03 04:46:38,440 INFO L111 eAbstractionObserver]: Analyzing ICFG test24-2.c [2021-11-03 04:46:38,445 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-03 04:46:38,445 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-03 04:46:38,491 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-03 04:46:38,498 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 [2021-11-03 04:46:38,499 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-03 04:46:38,519 INFO L276 IsEmpty]: Start isEmpty. Operand has 12 states, 10 states have (on average 1.6) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:46:38,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-03 04:46:38,524 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:46:38,525 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:46:38,525 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:46:38,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:46:38,530 INFO L85 PathProgramCache]: Analyzing trace with hash -2024849811, now seen corresponding path program 1 times [2021-11-03 04:46:38,551 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:46:38,552 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239556959] [2021-11-03 04:46:38,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:46:38,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:46:38,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:46:38,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:46:38,741 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:46:38,743 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [239556959] [2021-11-03 04:46:38,744 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [239556959] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-03 04:46:38,765 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:46:38,765 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-03 04:46:38,767 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525098065] [2021-11-03 04:46:38,772 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-03 04:46:38,772 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:46:38,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-03 04:46:38,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-03 04:46:38,798 INFO L87 Difference]: Start difference. First operand has 12 states, 10 states have (on average 1.6) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:46:38,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:46:38,856 INFO L93 Difference]: Finished difference Result 23 states and 31 transitions. [2021-11-03 04:46:38,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-03 04:46:38,859 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2021-11-03 04:46:38,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:46:38,868 INFO L225 Difference]: With dead ends: 23 [2021-11-03 04:46:38,868 INFO L226 Difference]: Without dead ends: 10 [2021-11-03 04:46:38,871 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-03 04:46:38,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2021-11-03 04:46:38,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2021-11-03 04:46:38,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:46:38,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 11 transitions. [2021-11-03 04:46:38,904 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 11 transitions. Word has length 7 [2021-11-03 04:46:38,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:46:38,904 INFO L470 AbstractCegarLoop]: Abstraction has 10 states and 11 transitions. [2021-11-03 04:46:38,905 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:46:38,905 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2021-11-03 04:46:38,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-03 04:46:38,906 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:46:38,906 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:46:38,906 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-03 04:46:38,907 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:46:38,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:46:38,912 INFO L85 PathProgramCache]: Analyzing trace with hash 2016690528, now seen corresponding path program 1 times [2021-11-03 04:46:38,912 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:46:38,912 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307209756] [2021-11-03 04:46:38,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:46:38,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:46:38,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:46:38,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:46:38,997 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:46:38,998 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307209756] [2021-11-03 04:46:38,998 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1307209756] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:46:38,998 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [578923959] [2021-11-03 04:46:38,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:46:38,999 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:46:38,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:46:39,002 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:46:39,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-03 04:46:39,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:46:39,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-03 04:46:39,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:46:39,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:46:39,137 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:46:39,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:46:39,211 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [578923959] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:46:39,212 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1448991414] [2021-11-03 04:46:39,245 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-03 04:46:39,245 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:46:39,250 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:46:39,260 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:46:39,260 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:46:39,293 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:39,302 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:39,303 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:39,304 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 04:46:39,305 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:39,306 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:39,307 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:46:39,321 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 04:46:39,344 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_13|], 36=[|v_#valid_18|]} [2021-11-03 04:46:39,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:39,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:39,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:39,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:39,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:39,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:39,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 16 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2021-11-03 04:46:39,384 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:39,385 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:46:39,386 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:39,388 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:46:39,394 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:46:39,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:39,456 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:39,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:39,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:39,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:39,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:39,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:39,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:39,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:39,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:39,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:39,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:39,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:39,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:39,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:39,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:39,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:39,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:39,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 39 treesize of output 38 [2021-11-03 04:46:39,525 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:39,529 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:46:39,530 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:39,530 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:46:39,535 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:46:39,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:39,574 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:39,576 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:39,579 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-11-03 04:46:39,580 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:46:39,580 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:152, output treesize:114 [2021-11-03 04:46:39,591 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.1 percent of original size [2021-11-03 04:46:39,608 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:39,611 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:39,614 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:39,616 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:39,617 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:46:39,621 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:46:39,623 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:39,627 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:39,628 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:39,631 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:39,632 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:46:39,633 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:46:39,634 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:39,635 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:39,636 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:39,637 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:39,637 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:39,638 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:46:39,639 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:39,642 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:39,643 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:46:39,658 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 148 [2021-11-03 04:46:39,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:39,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:39,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:39,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 39 [2021-11-03 04:46:39,704 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:39,706 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:39,707 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:39,708 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:39,708 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:46:39,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:39,724 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:39,729 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:39,735 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-11-03 04:46:39,736 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:46:39,736 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:146, output treesize:150 [2021-11-03 04:46:39,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:39,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:39,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:39,877 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:39,898 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:39,907 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:39,923 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:39,931 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:39,937 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:39,938 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:39,939 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-03 04:46:39,943 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:39,944 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:39,944 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-03 04:46:39,951 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 321 [2021-11-03 04:46:39,953 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:39,957 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:39,961 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 294 [2021-11-03 04:46:39,966 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 295 [2021-11-03 04:46:39,969 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:39,969 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:39,973 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:39,973 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:39,974 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:39,975 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:46:39,976 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:39,977 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:39,980 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:39,981 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:39,982 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:39,983 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:46:39,995 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:40,003 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,018 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:40,018 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,021 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:40,021 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,022 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-03 04:46:40,023 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-03 04:46:40,023 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:40,024 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,030 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:40,031 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,031 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:40,032 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:46:40,032 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:40,033 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,038 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:40,040 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,040 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:40,045 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:46:40,045 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:40,046 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,048 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-03 04:46:40,059 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:40,060 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,062 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:40,063 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,067 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:40,068 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:46:40,069 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:40,070 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,072 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:40,072 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,073 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:40,074 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:46:40,074 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:40,075 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,076 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:40,076 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,078 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-03 04:46:40,083 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-03 04:46:40,084 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:40,085 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,087 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-11-03 04:46:40,093 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 353 [2021-11-03 04:46:40,094 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:40,098 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,104 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 310 [2021-11-03 04:46:40,110 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 369 [2021-11-03 04:46:40,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:40,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:40,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:40,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 47 [2021-11-03 04:46:40,180 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,183 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-03 04:46:40,186 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,186 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-03 04:46:40,187 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:46:40,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:40,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:40,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:40,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:40,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:40,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:40,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:40,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:40,228 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 79 [2021-11-03 04:46:40,230 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,234 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-03 04:46:40,235 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,236 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-03 04:46:40,236 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:46:40,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:40,289 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,308 INFO L180 QuantifierPusher]: treesize reduction 94, result has 79.7 percent of original size [2021-11-03 04:46:40,317 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-03 04:46:40,319 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:46:40,319 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:463, output treesize:393 [2021-11-03 04:46:40,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:40,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:40,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:40,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:40,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:40,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:40,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:40,404 INFO L180 QuantifierPusher]: treesize reduction 36, result has 70.2 percent of original size [2021-11-03 04:46:40,415 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:40,416 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,416 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:40,417 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,417 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:46:40,418 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:46:40,420 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:40,421 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,422 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:40,422 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,423 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:40,424 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,426 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:46:40,427 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:46:40,427 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:40,428 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,429 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:40,429 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:46:40,430 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:40,430 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,431 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:40,432 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,432 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:40,432 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,433 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:46:40,433 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:46:40,434 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:40,434 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,435 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:40,436 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:46:40,436 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:40,437 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,437 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-03 04:46:40,439 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-11-03 04:46:40,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:40,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 25 [2021-11-03 04:46:40,452 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,454 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:46:40,455 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,455 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:46:40,456 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:46:40,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:40,460 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,461 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,465 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-03 04:46:40,465 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:46:40,466 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:80, output treesize:92 [2021-11-03 04:46:40,474 INFO L180 QuantifierPusher]: treesize reduction 40, result has 55.1 percent of original size [2021-11-03 04:46:40,476 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-11-03 04:46:40,480 INFO L180 QuantifierPusher]: treesize reduction 8, result has 91.7 percent of original size [2021-11-03 04:46:40,491 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:40,491 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,492 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:46:40,495 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 117 [2021-11-03 04:46:40,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 21 [2021-11-03 04:46:40,514 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,515 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:46:40,515 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,515 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:46:40,516 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:46:40,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:40,521 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,524 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,526 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112 [2021-11-03 04:46:40,526 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:46:40,526 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:116, output treesize:112 [2021-11-03 04:46:40,533 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:40,536 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 04:46:40,548 INFO L180 QuantifierPusher]: treesize reduction 6, result has 96.8 percent of original size [2021-11-03 04:46:40,552 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2021-11-03 04:46:40,556 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:46:41,302 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:46:41,303 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:46:41,303 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 5 [2021-11-03 04:46:41,304 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222422224] [2021-11-03 04:46:41,304 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-03 04:46:41,304 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:46:41,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-03 04:46:41,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2021-11-03 04:46:41,305 INFO L87 Difference]: Start difference. First operand 10 states and 11 transitions. Second operand has 6 states, 6 states have (on average 2.0) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:46:41,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:46:41,321 INFO L93 Difference]: Finished difference Result 20 states and 24 transitions. [2021-11-03 04:46:41,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-03 04:46:41,322 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.0) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-11-03 04:46:41,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:46:41,322 INFO L225 Difference]: With dead ends: 20 [2021-11-03 04:46:41,322 INFO L226 Difference]: Without dead ends: 13 [2021-11-03 04:46:41,323 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2021-11-03 04:46:41,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2021-11-03 04:46:41,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2021-11-03 04:46:41,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:46:41,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2021-11-03 04:46:41,327 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2021-11-03 04:46:41,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:46:41,327 INFO L470 AbstractCegarLoop]: Abstraction has 13 states and 14 transitions. [2021-11-03 04:46:41,327 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.0) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:46:41,327 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2021-11-03 04:46:41,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-03 04:46:41,328 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:46:41,328 INFO L513 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:46:41,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-03 04:46:41,547 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:46:41,547 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:46:41,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:46:41,548 INFO L85 PathProgramCache]: Analyzing trace with hash -1032837971, now seen corresponding path program 2 times [2021-11-03 04:46:41,548 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:46:41,548 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508266623] [2021-11-03 04:46:41,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:46:41,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:46:41,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:46:41,629 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:46:41,629 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:46:41,629 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508266623] [2021-11-03 04:46:41,630 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508266623] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:46:41,630 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [56332020] [2021-11-03 04:46:41,630 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-03 04:46:41,630 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:46:41,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:46:41,634 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:46:41,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-03 04:46:41,695 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-03 04:46:41,695 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 04:46:41,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-03 04:46:41,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:46:41,731 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:46:41,731 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:46:41,811 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:46:41,811 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [56332020] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:46:41,811 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1102342429] [2021-11-03 04:46:41,814 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-03 04:46:41,814 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:46:41,814 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:46:41,814 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:46:41,815 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:46:41,821 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:41,821 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:41,822 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:41,822 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:46:41,823 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:41,824 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:41,824 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 04:46:41,826 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 04:46:41,830 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_14|], 36=[|v_#valid_19|]} [2021-11-03 04:46:41,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:41,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:41,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:41,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:41,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:41,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:41,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 16 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2021-11-03 04:46:41,847 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:41,848 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:46:41,848 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:41,849 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:46:41,849 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:46:41,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:41,856 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:41,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:41,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:41,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:41,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:41,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:41,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:41,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:41,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:41,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:41,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:41,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:41,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:41,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:41,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:41,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:41,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:41,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 39 treesize of output 38 [2021-11-03 04:46:41,892 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:41,894 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:46:41,895 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:41,896 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:46:41,896 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:46:41,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:41,901 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:41,903 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:41,905 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-11-03 04:46:41,905 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:46:41,910 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:152, output treesize:114 [2021-11-03 04:46:41,920 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.1 percent of original size [2021-11-03 04:46:41,926 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:41,926 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:41,927 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:41,928 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:41,928 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-03 04:46:41,942 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-03 04:46:41,942 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:41,943 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:41,944 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:41,944 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:41,945 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:41,945 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:46:41,946 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:41,946 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:41,948 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:41,949 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:41,949 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:41,950 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:46:41,950 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:41,951 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:41,951 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-03 04:46:41,954 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 158 [2021-11-03 04:46:41,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:41,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:41,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:41,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 47 [2021-11-03 04:46:41,970 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:41,971 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-03 04:46:41,972 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:41,972 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-03 04:46:41,973 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:46:41,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:41,981 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:41,983 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:41,989 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 168 [2021-11-03 04:46:41,990 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:46:41,991 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:156, output treesize:168 [2021-11-03 04:46:41,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:42,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:42,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:42,063 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,074 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,078 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,083 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,086 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,087 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,088 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,089 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-03 04:46:42,090 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,090 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,091 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-11-03 04:46:42,095 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 337 [2021-11-03 04:46:42,097 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,100 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,107 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 310 [2021-11-03 04:46:42,110 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 311 [2021-11-03 04:46:42,112 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,113 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,114 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,114 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,116 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:42,117 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:46:42,117 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,118 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,118 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,119 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,119 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:42,120 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:46:42,127 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,132 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,134 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,135 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,136 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,136 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,137 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-03 04:46:42,137 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-03 04:46:42,138 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,138 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,139 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,140 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,140 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:42,141 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:46:42,141 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,142 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,148 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,149 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,149 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:42,150 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:46:42,150 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,152 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,153 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-03 04:46:42,158 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,159 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,160 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,162 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,162 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:42,163 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:46:42,164 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,167 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,168 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,169 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,169 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:42,170 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:46:42,170 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,171 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,172 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,172 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,173 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-11-03 04:46:42,174 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2021-11-03 04:46:42,174 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,176 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,176 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 109 [2021-11-03 04:46:42,181 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 369 [2021-11-03 04:46:42,181 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,185 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,188 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 326 [2021-11-03 04:46:42,193 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 385 [2021-11-03 04:46:42,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:42,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:42,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:42,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 47 [2021-11-03 04:46:42,223 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,225 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-03 04:46:42,225 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,226 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-03 04:46:42,226 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:46:42,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:42,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:42,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:42,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:42,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:42,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:42,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:42,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:42,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 87 [2021-11-03 04:46:42,257 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,263 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-11-03 04:46:42,264 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,265 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-11-03 04:46:42,265 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:46:42,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:42,316 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,332 INFO L180 QuantifierPusher]: treesize reduction 94, result has 80.4 percent of original size [2021-11-03 04:46:42,345 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 409 [2021-11-03 04:46:42,346 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:46:42,347 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:479, output treesize:409 [2021-11-03 04:46:42,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:42,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:42,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:42,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:42,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:42,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:42,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:42,422 INFO L180 QuantifierPusher]: treesize reduction 36, result has 70.2 percent of original size [2021-11-03 04:46:42,427 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,429 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,429 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,430 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,430 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:46:42,431 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:46:42,431 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,432 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,433 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,434 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,434 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,435 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,435 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:46:42,436 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:46:42,436 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,437 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,437 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:42,438 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:46:42,438 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,439 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,440 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,440 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,441 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,442 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,442 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:46:42,443 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:46:42,444 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,444 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,445 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:42,445 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:46:42,446 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,448 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,450 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-03 04:46:42,451 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-11-03 04:46:42,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:42,459 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 24 treesize of output 25 [2021-11-03 04:46:42,459 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,460 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:46:42,460 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,460 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:46:42,461 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:46:42,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:42,464 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,466 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,468 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-03 04:46:42,468 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:46:42,468 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:80, output treesize:92 [2021-11-03 04:46:42,473 INFO L180 QuantifierPusher]: treesize reduction 40, result has 55.1 percent of original size [2021-11-03 04:46:42,475 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-11-03 04:46:42,479 INFO L180 QuantifierPusher]: treesize reduction 8, result has 91.7 percent of original size [2021-11-03 04:46:42,481 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:42,482 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,482 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:46:42,483 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 117 [2021-11-03 04:46:42,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 21 [2021-11-03 04:46:42,492 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,493 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:46:42,493 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,493 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:46:42,494 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:46:42,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:42,496 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,498 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,499 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112 [2021-11-03 04:46:42,499 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:46:42,499 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:116, output treesize:112 [2021-11-03 04:46:42,505 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:42,508 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 04:46:42,517 INFO L180 QuantifierPusher]: treesize reduction 6, result has 96.8 percent of original size [2021-11-03 04:46:42,520 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2021-11-03 04:46:42,523 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:46:43,184 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:46:43,185 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:46:43,185 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 11 [2021-11-03 04:46:43,185 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668298164] [2021-11-03 04:46:43,185 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-03 04:46:43,185 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:46:43,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-03 04:46:43,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2021-11-03 04:46:43,187 INFO L87 Difference]: Start difference. First operand 13 states and 14 transitions. Second operand has 12 states, 12 states have (on average 1.5) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:46:43,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:46:43,221 INFO L93 Difference]: Finished difference Result 26 states and 33 transitions. [2021-11-03 04:46:43,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-03 04:46:43,221 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 1.5) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2021-11-03 04:46:43,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:46:43,222 INFO L225 Difference]: With dead ends: 26 [2021-11-03 04:46:43,222 INFO L226 Difference]: Without dead ends: 19 [2021-11-03 04:46:43,223 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 23 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2021-11-03 04:46:43,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2021-11-03 04:46:43,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2021-11-03 04:46:43,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 18 states have (on average 1.1111111111111112) internal successors, (20), 18 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:46:43,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 20 transitions. [2021-11-03 04:46:43,226 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 20 transitions. Word has length 12 [2021-11-03 04:46:43,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:46:43,226 INFO L470 AbstractCegarLoop]: Abstraction has 19 states and 20 transitions. [2021-11-03 04:46:43,227 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 1.5) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:46:43,227 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2021-11-03 04:46:43,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-03 04:46:43,227 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:46:43,227 INFO L513 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:46:43,264 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-03 04:46:43,443 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:46:43,443 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:46:43,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:46:43,443 INFO L85 PathProgramCache]: Analyzing trace with hash -210905139, now seen corresponding path program 3 times [2021-11-03 04:46:43,444 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:46:43,444 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [651053547] [2021-11-03 04:46:43,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:46:43,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:46:43,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:46:43,607 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:46:43,608 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-03 04:46:43,608 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [651053547] [2021-11-03 04:46:43,608 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [651053547] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-03 04:46:43,608 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [628979911] [2021-11-03 04:46:43,608 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-03 04:46:43,609 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:46:43,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:46:43,612 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-03 04:46:43,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-03 04:46:43,689 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-03 04:46:43,689 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-03 04:46:43,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-03 04:46:43,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:46:43,746 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:46:43,747 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:46:43,954 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:46:43,955 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [628979911] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-03 04:46:43,955 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2088535283] [2021-11-03 04:46:43,957 INFO L159 IcfgInterpreter]: Started Sifa with 9 locations of interest [2021-11-03 04:46:43,957 INFO L166 IcfgInterpreter]: Building call graph [2021-11-03 04:46:43,957 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-03 04:46:43,957 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-03 04:46:43,958 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-03 04:46:43,963 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:43,964 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:43,964 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:43,965 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-11-03 04:46:43,965 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:43,966 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:43,966 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2021-11-03 04:46:43,968 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 155 [2021-11-03 04:46:43,971 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_15|], 36=[|v_#valid_20|]} [2021-11-03 04:46:43,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:43,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:43,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:43,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:43,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:43,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:43,986 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 16 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2021-11-03 04:46:43,988 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:43,988 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:46:43,989 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:43,989 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:46:43,989 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:46:43,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:43,994 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:43,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:43,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:44,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:44,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:44,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:44,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:44,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:44,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:44,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:44,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:44,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:44,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:44,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:44,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:44,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:44,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:44,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 39 treesize of output 38 [2021-11-03 04:46:44,018 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,021 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:46:44,022 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,022 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:46:44,023 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:46:44,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:44,027 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,028 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,029 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-11-03 04:46:44,030 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:46:44,030 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:152, output treesize:114 [2021-11-03 04:46:44,034 INFO L180 QuantifierPusher]: treesize reduction 3, result has 98.1 percent of original size [2021-11-03 04:46:44,038 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,038 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,039 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,040 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,040 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:46:44,041 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:46:44,041 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,041 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,042 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,042 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,043 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:44,043 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:46:44,044 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,045 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,046 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,046 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,047 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:46:44,047 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-03 04:46:44,047 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,048 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,049 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-03 04:46:44,050 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 148 [2021-11-03 04:46:44,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:44,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:44,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:44,063 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 39 [2021-11-03 04:46:44,064 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,065 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:44,066 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,066 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:44,066 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:46:44,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:44,072 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,074 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,077 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150 [2021-11-03 04:46:44,077 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:46:44,077 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:146, output treesize:150 [2021-11-03 04:46:44,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:44,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:44,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:44,138 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,145 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,146 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,147 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,147 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,148 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:44,148 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:46:44,149 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,151 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,155 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,158 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,159 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,160 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,160 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-03 04:46:44,161 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,162 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,162 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-03 04:46:44,166 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 321 [2021-11-03 04:46:44,166 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,169 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,172 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 294 [2021-11-03 04:46:44,175 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 295 [2021-11-03 04:46:44,175 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,177 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,178 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,178 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,183 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:44,183 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:46:44,188 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,191 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,193 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,194 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,195 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,195 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,196 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:44,196 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:46:44,197 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,197 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,198 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,199 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,199 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-03 04:46:44,200 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-11-03 04:46:44,200 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,200 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,201 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,202 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,202 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:44,203 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:46:44,203 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,203 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,204 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-11-03 04:46:44,207 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,208 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,209 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,210 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,210 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:44,216 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:46:44,217 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,217 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,218 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,218 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,219 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:44,220 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:46:44,220 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,220 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,222 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,222 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,223 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-03 04:46:44,223 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-11-03 04:46:44,225 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,225 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,226 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2021-11-03 04:46:44,230 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 353 [2021-11-03 04:46:44,230 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,233 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,235 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 310 [2021-11-03 04:46:44,239 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 369 [2021-11-03 04:46:44,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:44,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:44,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:44,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:44,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:44,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:44,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:44,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:44,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 79 [2021-11-03 04:46:44,285 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,289 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-03 04:46:44,289 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,290 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 77 [2021-11-03 04:46:44,290 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:46:44,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:44,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:44,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:44,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 47 [2021-11-03 04:46:44,311 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,312 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-03 04:46:44,313 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,313 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-03 04:46:44,313 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-03 04:46:44,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:44,352 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,364 INFO L180 QuantifierPusher]: treesize reduction 94, result has 79.7 percent of original size [2021-11-03 04:46:44,371 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 393 [2021-11-03 04:46:44,372 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2021-11-03 04:46:44,373 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:463, output treesize:393 [2021-11-03 04:46:44,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:44,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:44,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:44,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:44,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:44,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:44,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:44,439 INFO L180 QuantifierPusher]: treesize reduction 36, result has 70.2 percent of original size [2021-11-03 04:46:44,443 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,443 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,444 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,444 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,444 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:46:44,445 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:46:44,445 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,446 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,447 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,447 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,447 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,448 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,448 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:46:44,449 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:46:44,449 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,449 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,450 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:44,450 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:46:44,451 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,451 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,454 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,455 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,455 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,456 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,456 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-11-03 04:46:44,457 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:46:44,457 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,457 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,458 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-11-03 04:46:44,458 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-11-03 04:46:44,459 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,459 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,460 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-11-03 04:46:44,461 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2021-11-03 04:46:44,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-03 04:46:44,481 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 24 treesize of output 25 [2021-11-03 04:46:44,481 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,481 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:46:44,482 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,482 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:46:44,483 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:46:44,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:44,486 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,487 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,489 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-11-03 04:46:44,490 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:46:44,490 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:80, output treesize:92 [2021-11-03 04:46:44,494 INFO L180 QuantifierPusher]: treesize reduction 40, result has 55.1 percent of original size [2021-11-03 04:46:44,496 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-11-03 04:46:44,499 INFO L180 QuantifierPusher]: treesize reduction 8, result has 91.7 percent of original size [2021-11-03 04:46:44,501 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-03 04:46:44,501 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,502 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-11-03 04:46:44,503 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 117 [2021-11-03 04:46:44,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 21 [2021-11-03 04:46:44,513 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,513 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:46:44,514 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,514 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-03 04:46:44,514 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-03 04:46:44,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:46:44,517 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,519 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,520 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112 [2021-11-03 04:46:44,520 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-11-03 04:46:44,520 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:116, output treesize:112 [2021-11-03 04:46:44,525 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-03 04:46:44,529 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2021-11-03 04:46:44,537 INFO L180 QuantifierPusher]: treesize reduction 6, result has 96.8 percent of original size [2021-11-03 04:46:44,539 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 175 [2021-11-03 04:46:44,542 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-03 04:46:45,222 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-03 04:46:45,222 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-03 04:46:45,222 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 21 [2021-11-03 04:46:45,222 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986550017] [2021-11-03 04:46:45,223 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-11-03 04:46:45,223 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-03 04:46:45,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-11-03 04:46:45,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=255, Invalid=501, Unknown=0, NotChecked=0, Total=756 [2021-11-03 04:46:45,224 INFO L87 Difference]: Start difference. First operand 19 states and 20 transitions. Second operand has 22 states, 22 states have (on average 1.3181818181818181) internal successors, (29), 21 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:46:45,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:46:45,266 INFO L93 Difference]: Finished difference Result 36 states and 47 transitions. [2021-11-03 04:46:45,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-03 04:46:45,267 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 1.3181818181818181) internal successors, (29), 21 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-11-03 04:46:45,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:46:45,267 INFO L225 Difference]: With dead ends: 36 [2021-11-03 04:46:45,267 INFO L226 Difference]: Without dead ends: 29 [2021-11-03 04:46:45,268 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 36 SyntacticMatches, 2 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=255, Invalid=501, Unknown=0, NotChecked=0, Total=756 [2021-11-03 04:46:45,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2021-11-03 04:46:45,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2021-11-03 04:46:45,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 28 states have (on average 1.0714285714285714) internal successors, (30), 28 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:46:45,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 30 transitions. [2021-11-03 04:46:45,273 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 30 transitions. Word has length 18 [2021-11-03 04:46:45,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:46:45,273 INFO L470 AbstractCegarLoop]: Abstraction has 29 states and 30 transitions. [2021-11-03 04:46:45,274 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 1.3181818181818181) internal successors, (29), 21 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:46:45,274 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2021-11-03 04:46:45,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-03 04:46:45,275 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:46:45,275 INFO L513 BasicCegarLoop]: trace histogram [20, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:46:45,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-03 04:46:45,487 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-03 04:46:45,487 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:46:45,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:46:45,488 INFO L85 PathProgramCache]: Analyzing trace with hash -41584723, now seen corresponding path program 4 times [2021-11-03 04:46:45,488 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-03 04:46:45,488 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489674097] [2021-11-03 04:46:45,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:46:45,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-03 04:46:45,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-03 04:46:45,706 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-03 04:46:45,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-03 04:46:45,904 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-03 04:46:45,904 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-11-03 04:46:45,905 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-03 04:46:45,907 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2021-11-03 04:46:45,910 INFO L731 BasicCegarLoop]: Path program histogram: [4, 1] [2021-11-03 04:46:45,912 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-03 04:46:45,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 04:46:45 BoogieIcfgContainer [2021-11-03 04:46:45,963 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-03 04:46:45,971 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-03 04:46:45,971 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-03 04:46:45,971 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-03 04:46:45,972 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:46:38" (3/4) ... [2021-11-03 04:46:45,973 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-03 04:46:46,031 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH/witness.graphml [2021-11-03 04:46:46,031 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-03 04:46:46,032 INFO L168 Benchmark]: Toolchain (without parser) took 8242.75 ms. Allocated memory was 102.8 MB in the beginning and 163.6 MB in the end (delta: 60.8 MB). Free memory was 75.1 MB in the beginning and 123.4 MB in the end (delta: -48.3 MB). Peak memory consumption was 11.9 MB. Max. memory is 16.1 GB. [2021-11-03 04:46:46,032 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 102.8 MB. Free memory is still 57.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 04:46:46,033 INFO L168 Benchmark]: CACSL2BoogieTranslator took 232.40 ms. Allocated memory is still 102.8 MB. Free memory was 74.8 MB in the beginning and 78.3 MB in the end (delta: -3.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-03 04:46:46,033 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.48 ms. Allocated memory is still 102.8 MB. Free memory was 78.3 MB in the beginning and 76.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-03 04:46:46,033 INFO L168 Benchmark]: Boogie Preprocessor took 23.19 ms. Allocated memory is still 102.8 MB. Free memory was 76.7 MB in the beginning and 75.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-03 04:46:46,033 INFO L168 Benchmark]: RCFGBuilder took 349.84 ms. Allocated memory is still 102.8 MB. Free memory was 75.3 MB in the beginning and 63.4 MB in the end (delta: 11.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-03 04:46:46,034 INFO L168 Benchmark]: TraceAbstraction took 7529.34 ms. Allocated memory was 102.8 MB in the beginning and 163.6 MB in the end (delta: 60.8 MB). Free memory was 63.0 MB in the beginning and 127.6 MB in the end (delta: -64.6 MB). Peak memory consumption was 80.4 MB. Max. memory is 16.1 GB. [2021-11-03 04:46:46,034 INFO L168 Benchmark]: Witness Printer took 60.68 ms. Allocated memory is still 163.6 MB. Free memory was 127.6 MB in the beginning and 123.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-03 04:46:46,035 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 102.8 MB. Free memory is still 57.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 232.40 ms. Allocated memory is still 102.8 MB. Free memory was 74.8 MB in the beginning and 78.3 MB in the end (delta: -3.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 33.48 ms. Allocated memory is still 102.8 MB. Free memory was 78.3 MB in the beginning and 76.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 23.19 ms. Allocated memory is still 102.8 MB. Free memory was 76.7 MB in the beginning and 75.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 349.84 ms. Allocated memory is still 102.8 MB. Free memory was 75.3 MB in the beginning and 63.4 MB in the end (delta: 11.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 7529.34 ms. Allocated memory was 102.8 MB in the beginning and 163.6 MB in the end (delta: 60.8 MB). Free memory was 63.0 MB in the beginning and 127.6 MB in the end (delta: -64.6 MB). Peak memory consumption was 80.4 MB. Max. memory is 16.1 GB. * Witness Printer took 60.68 ms. Allocated memory is still 163.6 MB. Free memory was 127.6 MB in the beginning and 123.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 39]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L17] struct dummy ad1[20], *ad2; [L18] int i, j, *pa; [L19] j=0 [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ [L19] COND TRUE j<20 [L20] ad1[j].a = __VERIFIER_nondet_int() [L21] ad1[j].b = __VERIFIER_nondet_int() [L19] j++ [L19] COND FALSE !(j<20) [L23] i = __VERIFIER_nondet_int() [L24] COND TRUE i >= 0 && i < 10 [L25] ad2 = ad1 [L26] ad1[i].a = i [L27] pa = &ad1[i].a [L28] EXPR ad2[i].a [L28] i = ad2[i].a + 10 [L29] EXPR \read(*pa) [L29] COND FALSE !(i < *pa) [L12] EXPR ad1[b].a [L12] return ad1[b].a == b; [L32] COND TRUE !check(ad1, i) [L39] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 12 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.4s, OverallIterations: 5, TraceHistogramMax: 20, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 40 SDtfs, 0 SDslu, 109 SDs, 0 SdLazy, 54 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 134 GetRequests, 77 SyntacticMatches, 4 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 338 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=29occurred in iteration=4, InterpolantAutomatonStates: 43, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 113 NumberOfCodeBlocks, 113 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 114 ConstructedInterpolants, 0 QuantifiedInterpolants, 224 SizeOfPredicates, 0 NumberOfNonLiveVariables, 363 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 10 InterpolantComputations, 1 PerfectInterpolantSequences, 0/198 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-11-03 04:46:46,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b6cbb34-d87b-4d22-aa02-bc5ea2fe3ad1/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE