./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-lit/gj2007.c.i.p+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba5e845-8b3e-4f0e-99f2-93878bd5d96c/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba5e845-8b3e-4f0e-99f2-93878bd5d96c/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba5e845-8b3e-4f0e-99f2-93878bd5d96c/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba5e845-8b3e-4f0e-99f2-93878bd5d96c/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/loop-lit/gj2007.c.i.p+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba5e845-8b3e-4f0e-99f2-93878bd5d96c/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba5e845-8b3e-4f0e-99f2-93878bd5d96c/bin/utaipan-UUZaoUuFF8 --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 78a4cc43ce1234c075e2c73cca2f6f44edddfccbee7278c746f2db07d17136bf --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:51:02,432 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:51:02,434 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:51:02,465 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:51:02,466 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:51:02,468 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:51:02,470 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:51:02,472 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:51:02,475 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:51:02,476 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:51:02,477 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:51:02,479 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:51:02,480 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:51:02,481 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:51:02,483 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:51:02,484 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:51:02,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:51:02,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:51:02,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:51:02,492 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:51:02,495 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:51:02,496 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:51:02,498 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:51:02,499 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:51:02,503 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:51:02,504 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:51:02,504 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:51:02,505 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:51:02,506 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:51:02,508 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:51:02,508 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:51:02,509 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:51:02,510 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:51:02,511 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:51:02,513 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:51:02,513 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:51:02,514 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:51:02,515 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:51:02,515 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:51:02,517 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:51:02,518 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:51:02,519 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba5e845-8b3e-4f0e-99f2-93878bd5d96c/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 01:51:02,545 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:51:02,545 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:51:02,546 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:51:02,547 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:51:02,547 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:51:02,548 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:51:02,548 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:51:02,548 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:51:02,549 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:51:02,549 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:51:02,549 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:51:02,550 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:51:02,550 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:51:02,551 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:51:02,551 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:51:02,552 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:51:02,552 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:51:02,553 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:51:02,553 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:51:02,554 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:51:02,554 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:51:02,554 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:51:02,555 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:51:02,555 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:51:02,556 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:51:02,556 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:51:02,556 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:51:02,557 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:51:02,557 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:51:02,558 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:51:02,558 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:51:02,558 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:51:02,559 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:51:02,559 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:51:02,559 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:51:02,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:51:02,560 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:51:02,560 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:51:02,564 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:51:02,564 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_2ba5e845-8b3e-4f0e-99f2-93878bd5d96c/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba5e845-8b3e-4f0e-99f2-93878bd5d96c/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78a4cc43ce1234c075e2c73cca2f6f44edddfccbee7278c746f2db07d17136bf [2021-11-07 01:51:02,909 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:51:02,940 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:51:02,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:51:02,945 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:51:02,946 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:51:02,947 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba5e845-8b3e-4f0e-99f2-93878bd5d96c/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/loop-lit/gj2007.c.i.p+nlh-reducer.c [2021-11-07 01:51:03,009 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba5e845-8b3e-4f0e-99f2-93878bd5d96c/bin/utaipan-UUZaoUuFF8/data/d6934fb34/1b1e6f844ebe4c7bb89b272786c318cc/FLAG35ba23748 [2021-11-07 01:51:03,494 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:51:03,495 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba5e845-8b3e-4f0e-99f2-93878bd5d96c/sv-benchmarks/c/loop-lit/gj2007.c.i.p+nlh-reducer.c [2021-11-07 01:51:03,508 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba5e845-8b3e-4f0e-99f2-93878bd5d96c/bin/utaipan-UUZaoUuFF8/data/d6934fb34/1b1e6f844ebe4c7bb89b272786c318cc/FLAG35ba23748 [2021-11-07 01:51:03,845 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba5e845-8b3e-4f0e-99f2-93878bd5d96c/bin/utaipan-UUZaoUuFF8/data/d6934fb34/1b1e6f844ebe4c7bb89b272786c318cc [2021-11-07 01:51:03,848 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:51:03,849 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:51:03,854 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:51:03,854 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:51:03,858 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:51:03,859 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:51:03" (1/1) ... [2021-11-07 01:51:03,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4989d5f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:03, skipping insertion in model container [2021-11-07 01:51:03,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:51:03" (1/1) ... [2021-11-07 01:51:03,869 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:51:03,951 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:51:04,242 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_2ba5e845-8b3e-4f0e-99f2-93878bd5d96c/sv-benchmarks/c/loop-lit/gj2007.c.i.p+nlh-reducer.c[6448,6461] [2021-11-07 01:51:04,303 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:51:04,313 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:51:04,363 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_2ba5e845-8b3e-4f0e-99f2-93878bd5d96c/sv-benchmarks/c/loop-lit/gj2007.c.i.p+nlh-reducer.c[6448,6461] [2021-11-07 01:51:04,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:51:04,460 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:51:04,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:04 WrapperNode [2021-11-07 01:51:04,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:51:04,462 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:51:04,463 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:51:04,463 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:51:04,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:04" (1/1) ... [2021-11-07 01:51:04,497 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:04" (1/1) ... [2021-11-07 01:51:04,582 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:51:04,583 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:51:04,583 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:51:04,584 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:51:04,593 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:04" (1/1) ... [2021-11-07 01:51:04,594 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:04" (1/1) ... [2021-11-07 01:51:04,609 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:04" (1/1) ... [2021-11-07 01:51:04,617 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:04" (1/1) ... [2021-11-07 01:51:04,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:04" (1/1) ... [2021-11-07 01:51:04,648 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:04" (1/1) ... [2021-11-07 01:51:04,665 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:04" (1/1) ... [2021-11-07 01:51:04,669 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:51:04,671 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:51:04,671 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:51:04,671 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:51:04,672 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:04" (1/1) ... [2021-11-07 01:51:04,680 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:51:04,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba5e845-8b3e-4f0e-99f2-93878bd5d96c/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:51:04,718 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba5e845-8b3e-4f0e-99f2-93878bd5d96c/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:51:04,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba5e845-8b3e-4f0e-99f2-93878bd5d96c/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:51:04,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 01:51:04,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:51:04,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:51:04,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:51:06,298 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:51:06,298 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-07 01:51:06,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:51:06 BoogieIcfgContainer [2021-11-07 01:51:06,302 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:51:06,306 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:51:06,306 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:51:06,310 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:51:06,311 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:51:03" (1/3) ... [2021-11-07 01:51:06,312 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1409d09b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:51:06, skipping insertion in model container [2021-11-07 01:51:06,312 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:04" (2/3) ... [2021-11-07 01:51:06,312 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1409d09b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:51:06, skipping insertion in model container [2021-11-07 01:51:06,312 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:51:06" (3/3) ... [2021-11-07 01:51:06,314 INFO L111 eAbstractionObserver]: Analyzing ICFG gj2007.c.i.p+nlh-reducer.c [2021-11-07 01:51:06,319 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:51:06,320 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-07 01:51:06,377 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:51:06,382 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 [2021-11-07 01:51:06,383 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-07 01:51:06,398 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 72 states have (on average 1.9722222222222223) internal successors, (142), 73 states have internal predecessors, (142), 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) [2021-11-07 01:51:06,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-07 01:51:06,407 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:51:06,408 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:51:06,409 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:51:06,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:51:06,415 INFO L85 PathProgramCache]: Analyzing trace with hash 1453360743, now seen corresponding path program 1 times [2021-11-07 01:51:06,425 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:51:06,426 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276157509] [2021-11-07 01:51:06,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:51:06,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:51:06,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:51:10,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:10,134 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:51:10,134 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276157509] [2021-11-07 01:51:10,135 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1276157509] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 01:51:10,135 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:51:10,135 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [69] imperfect sequences [] total 69 [2021-11-07 01:51:10,137 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1876395744] [2021-11-07 01:51:10,148 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 70 states [2021-11-07 01:51:10,149 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:51:10,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2021-11-07 01:51:10,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=204, Invalid=4626, Unknown=0, NotChecked=0, Total=4830 [2021-11-07 01:51:10,177 INFO L87 Difference]: Start difference. First operand has 74 states, 72 states have (on average 1.9722222222222223) internal successors, (142), 73 states have internal predecessors, (142), 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 70 states, 70 states have (on average 1.0142857142857142) internal successors, (71), 69 states have internal predecessors, (71), 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) [2021-11-07 01:51:12,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:51:12,489 INFO L93 Difference]: Finished difference Result 80 states and 149 transitions. [2021-11-07 01:51:12,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-11-07 01:51:12,500 INFO L78 Accepts]: Start accepts. Automaton has has 70 states, 70 states have (on average 1.0142857142857142) internal successors, (71), 69 states have internal predecessors, (71), 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 71 [2021-11-07 01:51:12,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:51:12,512 INFO L225 Difference]: With dead ends: 80 [2021-11-07 01:51:12,512 INFO L226 Difference]: Without dead ends: 73 [2021-11-07 01:51:12,518 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=204, Invalid=4626, Unknown=0, NotChecked=0, Total=4830 [2021-11-07 01:51:12,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-11-07 01:51:12,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-11-07 01:51:12,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 72 states have (on average 1.0138888888888888) internal successors, (73), 72 states have internal predecessors, (73), 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) [2021-11-07 01:51:12,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 73 transitions. [2021-11-07 01:51:12,565 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 73 transitions. Word has length 71 [2021-11-07 01:51:12,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:51:12,566 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 73 transitions. [2021-11-07 01:51:12,568 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 70 states, 70 states have (on average 1.0142857142857142) internal successors, (71), 69 states have internal predecessors, (71), 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) [2021-11-07 01:51:12,568 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 73 transitions. [2021-11-07 01:51:12,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-07 01:51:12,574 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:51:12,574 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:51:12,574 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-07 01:51:12,575 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:51:12,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:51:12,579 INFO L85 PathProgramCache]: Analyzing trace with hash 2113862019, now seen corresponding path program 1 times [2021-11-07 01:51:12,579 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:51:12,580 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185812625] [2021-11-07 01:51:12,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:51:12,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:51:12,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:51:15,193 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:15,194 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:51:15,194 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185812625] [2021-11-07 01:51:15,194 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185812625] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 01:51:15,195 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [877820453] [2021-11-07 01:51:15,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:51:15,195 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:51:15,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba5e845-8b3e-4f0e-99f2-93878bd5d96c/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:51:15,200 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba5e845-8b3e-4f0e-99f2-93878bd5d96c/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:51:15,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba5e845-8b3e-4f0e-99f2-93878bd5d96c/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-07 01:51:15,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:51:15,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 71 conjunts are in the unsatisfiable core [2021-11-07 01:51:15,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:51:16,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:16,200 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:51:22,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:22,916 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [877820453] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:51:22,917 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [872957975] [2021-11-07 01:51:22,940 INFO L159 IcfgInterpreter]: Started Sifa with 72 locations of interest [2021-11-07 01:51:22,940 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 01:51:22,944 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 01:51:22,949 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 01:51:22,950 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 01:51:23,073 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:51:23,075 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:51:23,080 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:51:23,082 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 01:51:23,083 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:51:23,084 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:51:23,085 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:51:23,089 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 131 [2021-11-07 01:51:23,114 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_9|], 21=[|v_#valid_10|]} [2021-11-07 01:51:23,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:51:23,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:51:23,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:51:23,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-07 01:51:23,136 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:51:23,139 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:51:23,140 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:51:23,141 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:51:23,141 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:51:23,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:23,156 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:51:23,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:51:23,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:51:23,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:51:23,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:51:23,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:51:23,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:51:23,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:51:23,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:51:23,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:51:23,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-07 01:51:23,190 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:51:23,192 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:51:23,193 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:51:23,193 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:51:23,194 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:51:23,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:23,202 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:51:23,203 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:51:23,205 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,206 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:51:23,207 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:128, output treesize:103 [2021-11-07 01:51:23,218 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,231 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,236 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,240 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,250 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,253 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,264 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,267 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,272 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,274 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,278 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,280 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,284 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,286 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,291 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,293 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,297 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,299 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,303 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,305 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,310 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,312 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,316 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,318 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,322 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,324 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,329 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,331 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,335 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,337 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,341 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,343 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,348 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,350 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,354 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,356 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,360 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,362 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,367 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,368 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,373 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,375 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,379 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,381 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,385 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,387 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,392 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,393 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,398 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,413 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,417 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,419 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,423 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,425 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,429 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,431 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,435 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,437 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,442 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,444 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,448 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,450 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,454 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,456 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,460 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,462 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,466 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,468 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,473 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,474 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,479 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,480 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,485 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,486 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,491 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,493 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,497 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,499 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,503 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,505 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,509 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,511 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,515 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,517 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,521 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,523 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,528 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,529 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,534 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,536 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,540 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,542 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,546 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,548 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,552 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,554 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,558 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,559 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,564 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,565 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,570 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,571 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-11-07 01:51:23,576 INFO L180 QuantifierPusher]: treesize reduction 5, result has 96.4 percent of original size [2021-11-07 01:51:23,578 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,582 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,584 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,588 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,590 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,594 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,596 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,600 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,602 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,606 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,608 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,612 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,613 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,618 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,619 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,624 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,625 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,630 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,631 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,635 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,637 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,641 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,643 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,647 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,649 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-11-07 01:51:23,653 INFO L180 QuantifierPusher]: treesize reduction 5, result has 96.4 percent of original size [2021-11-07 01:51:23,655 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,659 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,661 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,665 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,667 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,671 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:51:23,673 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:51:23,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:23,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:23,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:23,741 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:51:23,744 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:51:23,747 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:51:23,759 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 253 [2021-11-07 01:51:23,771 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 262 [2021-11-07 01:51:23,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:23,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:23,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:23,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:23,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:23,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:51:23,844 INFO L180 QuantifierPusher]: treesize reduction 42, result has 63.2 percent of original size [2021-11-07 01:51:23,845 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:51:23,846 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:51:23,848 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:51:23,853 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-07 01:51:23,861 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 01:51:41,275 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 01:51:41,276 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 01:51:41,276 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [70, 70, 70] total 139 [2021-11-07 01:51:41,276 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730589917] [2021-11-07 01:51:41,277 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 140 states [2021-11-07 01:51:41,278 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:51:41,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 140 interpolants. [2021-11-07 01:51:41,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10884, Invalid=33006, Unknown=0, NotChecked=0, Total=43890 [2021-11-07 01:51:41,298 INFO L87 Difference]: Start difference. First operand 73 states and 73 transitions. Second operand has 140 states, 140 states have (on average 1.0285714285714285) internal successors, (144), 139 states have internal predecessors, (144), 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) [2021-11-07 01:51:43,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:51:43,057 INFO L93 Difference]: Finished difference Result 108 states and 139 transitions. [2021-11-07 01:51:43,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-11-07 01:51:43,058 INFO L78 Accepts]: Start accepts. Automaton has has 140 states, 140 states have (on average 1.0285714285714285) internal successors, (144), 139 states have internal predecessors, (144), 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 72 [2021-11-07 01:51:43,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:51:43,065 INFO L225 Difference]: With dead ends: 108 [2021-11-07 01:51:43,065 INFO L226 Difference]: Without dead ends: 105 [2021-11-07 01:51:43,073 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 284 GetRequests, 74 SyntacticMatches, 2 SemanticMatches, 208 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15060 ImplicationChecksByTransitivity, 24.1s TimeCoverageRelationStatistics Valid=10884, Invalid=33006, Unknown=0, NotChecked=0, Total=43890 [2021-11-07 01:51:43,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2021-11-07 01:51:43,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2021-11-07 01:51:43,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 104 states have (on average 1.0096153846153846) internal successors, (105), 104 states have internal predecessors, (105), 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) [2021-11-07 01:51:43,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 105 transitions. [2021-11-07 01:51:43,099 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 105 transitions. Word has length 72 [2021-11-07 01:51:43,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:51:43,102 INFO L470 AbstractCegarLoop]: Abstraction has 105 states and 105 transitions. [2021-11-07 01:51:43,102 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 140 states, 140 states have (on average 1.0285714285714285) internal successors, (144), 139 states have internal predecessors, (144), 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) [2021-11-07 01:51:43,102 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 105 transitions. [2021-11-07 01:51:43,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-07 01:51:43,105 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:51:43,106 INFO L513 BasicCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:51:43,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba5e845-8b3e-4f0e-99f2-93878bd5d96c/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-07 01:51:43,332 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba5e845-8b3e-4f0e-99f2-93878bd5d96c/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:51:43,332 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:51:43,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:51:43,333 INFO L85 PathProgramCache]: Analyzing trace with hash 2102968707, now seen corresponding path program 2 times [2021-11-07 01:51:43,333 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 01:51:43,333 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378105578] [2021-11-07 01:51:43,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:51:43,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 01:51:43,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:51:49,254 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:49,255 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 01:51:49,255 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378105578] [2021-11-07 01:51:49,255 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1378105578] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 01:51:49,255 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1783108449] [2021-11-07 01:51:49,255 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 01:51:49,256 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:51:49,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba5e845-8b3e-4f0e-99f2-93878bd5d96c/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:51:49,256 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba5e845-8b3e-4f0e-99f2-93878bd5d96c/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:51:49,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba5e845-8b3e-4f0e-99f2-93878bd5d96c/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-07 01:51:49,645 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 18 check-sat command(s) [2021-11-07 01:51:49,645 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 01:51:49,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 108 conjunts are in the unsatisfiable core [2021-11-07 01:51:49,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:51:56,532 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:51:56,532 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:54:08,800 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:54:08,801 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1783108449] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:54:08,801 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [947539251] [2021-11-07 01:54:08,805 INFO L159 IcfgInterpreter]: Started Sifa with 72 locations of interest [2021-11-07 01:54:08,805 INFO L166 IcfgInterpreter]: Building call graph [2021-11-07 01:54:08,806 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-07 01:54:08,806 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-07 01:54:08,806 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-07 01:54:08,850 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:54:08,851 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:54:08,852 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:54:08,853 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-11-07 01:54:08,854 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:54:08,854 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:54:08,854 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-11-07 01:54:08,856 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 131 [2021-11-07 01:54:08,861 INFO L446 ElimStorePlain]: Different costs {0=[|v_#length_10|], 21=[|v_#valid_11|]} [2021-11-07 01:54:08,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:54:08,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:54:08,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:54:08,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 16 [2021-11-07 01:54:08,876 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:54:08,877 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:54:08,877 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:54:08,878 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-11-07 01:54:08,878 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-11-07 01:54:08,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:08,885 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:54:08,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:54:08,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:54:08,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:54:08,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:54:08,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:54:08,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:54:08,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:54:08,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:54:08,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:54:08,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 30 [2021-11-07 01:54:08,916 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:54:08,918 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:54:08,918 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:54:08,919 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-11-07 01:54:08,919 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-11-07 01:54:08,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:08,925 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:54:08,927 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:54:08,928 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:08,929 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-11-07 01:54:08,929 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:128, output treesize:103 [2021-11-07 01:54:08,932 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:08,934 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:08,938 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:08,940 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:08,943 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:08,946 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:08,949 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:08,952 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:08,955 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:08,957 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:08,961 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:08,962 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:08,966 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:08,968 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:08,972 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:08,974 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:08,978 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:08,980 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:08,984 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:08,986 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:08,990 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:08,992 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:08,996 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:08,998 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,002 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,004 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,008 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,010 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,014 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,016 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,020 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,021 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,025 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,027 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,031 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,033 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,037 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,039 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,043 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,044 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,047 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,048 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,053 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,055 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,058 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,060 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,064 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,066 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,069 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,076 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,080 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,082 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,086 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,088 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,092 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,094 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,098 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,100 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,104 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,105 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,109 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,111 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,116 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,118 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,122 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,124 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,128 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,130 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,134 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,139 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,142 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,143 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,146 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,147 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,155 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,157 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,163 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,165 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,169 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,171 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,175 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,178 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,181 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,183 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,189 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,191 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,195 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,197 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,201 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,204 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,208 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,210 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,213 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,215 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,219 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,221 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,225 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,233 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,240 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,242 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,246 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,248 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,252 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,254 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,258 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,260 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,264 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,266 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-11-07 01:54:09,270 INFO L180 QuantifierPusher]: treesize reduction 5, result has 96.4 percent of original size [2021-11-07 01:54:09,273 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,277 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,279 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,283 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,285 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-11-07 01:54:09,289 INFO L180 QuantifierPusher]: treesize reduction 5, result has 96.4 percent of original size [2021-11-07 01:54:09,290 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,294 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,296 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-11-07 01:54:09,300 INFO L180 QuantifierPusher]: treesize reduction 5, result has 96.4 percent of original size [2021-11-07 01:54:09,302 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-11-07 01:54:09,305 INFO L180 QuantifierPusher]: treesize reduction 5, result has 96.4 percent of original size [2021-11-07 01:54:09,307 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,311 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,314 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,317 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,319 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,323 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,325 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,329 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,331 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-11-07 01:54:09,335 INFO L180 QuantifierPusher]: treesize reduction 5, result has 96.4 percent of original size [2021-11-07 01:54:09,337 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,341 INFO L180 QuantifierPusher]: treesize reduction 3, result has 97.8 percent of original size [2021-11-07 01:54:09,343 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 105 [2021-11-07 01:54:09,347 INFO L180 QuantifierPusher]: treesize reduction 5, result has 96.4 percent of original size [2021-11-07 01:54:09,349 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2021-11-07 01:54:09,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:09,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:09,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:09,402 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:54:09,403 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:54:09,406 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:54:09,416 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 253 [2021-11-07 01:54:09,425 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 262 [2021-11-07 01:54:09,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:09,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:09,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:09,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:09,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:09,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:09,479 INFO L180 QuantifierPusher]: treesize reduction 42, result has 63.2 percent of original size [2021-11-07 01:54:09,481 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-11-07 01:54:09,481 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:54:09,483 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-11-07 01:54:09,485 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-11-07 01:54:09,499 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-07 01:54:38,800 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 01:54:38,800 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 01:54:38,800 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [103, 103, 103] total 256 [2021-11-07 01:54:38,800 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212633115] [2021-11-07 01:54:38,801 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 257 states [2021-11-07 01:54:38,802 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 01:54:38,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 257 interpolants. [2021-11-07 01:54:38,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10548, Invalid=96054, Unknown=0, NotChecked=0, Total=106602 [2021-11-07 01:54:38,815 INFO L87 Difference]: Start difference. First operand 105 states and 105 transitions. Second operand has 257 states, 257 states have (on average 1.0077821011673151) internal successors, (259), 256 states have internal predecessors, (259), 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) [2021-11-07 01:54:54,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:54:54,253 INFO L93 Difference]: Finished difference Result 107 states and 108 transitions. [2021-11-07 01:54:54,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-11-07 01:54:54,254 INFO L78 Accepts]: Start accepts. Automaton has has 257 states, 257 states have (on average 1.0077821011673151) internal successors, (259), 256 states have internal predecessors, (259), 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 104 [2021-11-07 01:54:54,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:54:54,254 INFO L225 Difference]: With dead ends: 107 [2021-11-07 01:54:54,254 INFO L226 Difference]: Without dead ends: 0 [2021-11-07 01:54:54,264 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 414 GetRequests, 85 SyntacticMatches, 3 SemanticMatches, 326 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29442 ImplicationChecksByTransitivity, 89.6s TimeCoverageRelationStatistics Valid=10555, Invalid=96701, Unknown=0, NotChecked=0, Total=107256 [2021-11-07 01:54:54,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-07 01:54:54,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-07 01:54:54,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:54:54,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-07 01:54:54,266 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 104 [2021-11-07 01:54:54,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:54:54,266 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 01:54:54,267 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 257 states, 257 states have (on average 1.0077821011673151) internal successors, (259), 256 states have internal predecessors, (259), 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) [2021-11-07 01:54:54,267 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-07 01:54:54,267 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-07 01:54:54,269 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:54:54,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba5e845-8b3e-4f0e-99f2-93878bd5d96c/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-07 01:54:54,488 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba5e845-8b3e-4f0e-99f2-93878bd5d96c/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-11-07 01:54:54,490 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-07 01:54:54,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:54,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:54:55,398 INFO L853 garLoopResultBuilder]: At program point L927(lines 181 928) the Hoare annotation is: (and (<= 28 ULTIMATE.start_main_~main__x~0) (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 28) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,399 INFO L853 garLoopResultBuilder]: At program point L795(lines 247 796) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 39) (<= 39 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,399 INFO L853 garLoopResultBuilder]: At program point L663(lines 313 664) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= 50 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 50) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,399 INFO L853 garLoopResultBuilder]: At program point L531(lines 379 532) the Hoare annotation is: (and (<= 61 ULTIMATE.start_main_~main__x~0) (<= 61 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 61) (<= ULTIMATE.start_main_~main__y~0 61)) [2021-11-07 01:54:55,400 INFO L853 garLoopResultBuilder]: At program point L1227(lines 31 1228) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 3) (<= 3 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,400 INFO L853 garLoopResultBuilder]: At program point L1095(lines 97 1096) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= 14 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 14) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,400 INFO L853 garLoopResultBuilder]: At program point L963(lines 163 964) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= 25 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 25) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,400 INFO L853 garLoopResultBuilder]: At program point L831(lines 229 832) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 36) (<= 36 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,400 INFO L853 garLoopResultBuilder]: At program point L699(lines 295 700) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 47) (<= 47 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,400 INFO L853 garLoopResultBuilder]: At program point L567(lines 361 568) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__x~0 58) (<= 58 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 58) (<= 58 ULTIMATE.start_main_~main__y~0)) [2021-11-07 01:54:55,400 INFO L853 garLoopResultBuilder]: At program point L1131(lines 79 1132) the Hoare annotation is: (and (<= 11 ULTIMATE.start_main_~main__x~0) (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 11) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,400 INFO L853 garLoopResultBuilder]: At program point L999(lines 145 1000) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= 22 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 22) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,400 INFO L853 garLoopResultBuilder]: At program point L867(lines 211 868) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 33) (<= 33 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,400 INFO L853 garLoopResultBuilder]: At program point L735(lines 277 736) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__x~0 44) (<= 50 ULTIMATE.start_main_~main__y~0) (<= 44 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,400 INFO L853 garLoopResultBuilder]: At program point L603(lines 343 604) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__y~0 55) (<= ULTIMATE.start_main_~main__x~0 55) (<= 55 ULTIMATE.start_main_~main__y~0) (<= 55 ULTIMATE.start_main_~main__x~0)) [2021-11-07 01:54:55,401 INFO L853 garLoopResultBuilder]: At program point L471(lines 409 472) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__x~0 66) (<= 66 ULTIMATE.start_main_~main__x~0) (<= 66 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 66)) [2021-11-07 01:54:55,401 INFO L853 garLoopResultBuilder]: At program point L1167(lines 61 1168) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 8) (<= 8 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,401 INFO L853 garLoopResultBuilder]: At program point L1035(lines 127 1036) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__x~0 19) (<= 19 ULTIMATE.start_main_~main__x~0) (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,401 INFO L853 garLoopResultBuilder]: At program point L903(lines 193 904) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= 30 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 30) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,401 INFO L853 garLoopResultBuilder]: At program point L771(lines 259 772) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__x~0 41) (<= 50 ULTIMATE.start_main_~main__y~0) (<= 41 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,402 INFO L853 garLoopResultBuilder]: At program point L639(lines 325 640) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__y~0 52) (<= 52 ULTIMATE.start_main_~main__y~0) (<= 52 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 52)) [2021-11-07 01:54:55,402 INFO L853 garLoopResultBuilder]: At program point L507(lines 391 508) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__x~0 63) (<= 63 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 63) (<= 63 ULTIMATE.start_main_~main__x~0)) [2021-11-07 01:54:55,402 INFO L857 garLoopResultBuilder]: For program point L442(lines 442 451) no Hoare annotation was computed. [2021-11-07 01:54:55,402 INFO L853 garLoopResultBuilder]: At program point L1203(lines 43 1204) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 5) (<= 5 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,402 INFO L853 garLoopResultBuilder]: At program point L1071(lines 109 1072) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= 16 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 16) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,402 INFO L853 garLoopResultBuilder]: At program point L939(lines 175 940) the Hoare annotation is: (and (<= 27 ULTIMATE.start_main_~main__x~0) (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 50) (<= ULTIMATE.start_main_~main__x~0 27)) [2021-11-07 01:54:55,403 INFO L853 garLoopResultBuilder]: At program point L807(lines 241 808) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__x~0 38) (<= 50 ULTIMATE.start_main_~main__y~0) (<= 38 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,403 INFO L853 garLoopResultBuilder]: At program point L675(lines 307 676) the Hoare annotation is: (and (<= 49 ULTIMATE.start_main_~main__x~0) (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 50) (<= ULTIMATE.start_main_~main__x~0 49)) [2021-11-07 01:54:55,403 INFO L853 garLoopResultBuilder]: At program point L543(lines 373 544) the Hoare annotation is: (and (<= 60 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 60) (<= 60 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 60)) [2021-11-07 01:54:55,403 INFO L857 garLoopResultBuilder]: For program point L444(line 444) no Hoare annotation was computed. [2021-11-07 01:54:55,403 INFO L853 garLoopResultBuilder]: At program point L1239(lines 25 1240) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__x~0 2) (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 50) (<= 2 ULTIMATE.start_main_~main__x~0)) [2021-11-07 01:54:55,404 INFO L853 garLoopResultBuilder]: At program point L1107(lines 91 1108) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 13) (<= ULTIMATE.start_main_~main__y~0 50) (<= 13 ULTIMATE.start_main_~main__x~0)) [2021-11-07 01:54:55,405 INFO L857 garLoopResultBuilder]: For program point L17(lines 17 1257) no Hoare annotation was computed. [2021-11-07 01:54:55,405 INFO L853 garLoopResultBuilder]: At program point L975(lines 157 976) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= 24 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 24) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,405 INFO L853 garLoopResultBuilder]: At program point L843(lines 223 844) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__x~0 35) (<= 35 ULTIMATE.start_main_~main__x~0) (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,405 INFO L853 garLoopResultBuilder]: At program point L711(lines 289 712) the Hoare annotation is: (and (<= 46 ULTIMATE.start_main_~main__x~0) (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 46) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,405 INFO L853 garLoopResultBuilder]: At program point L579(lines 355 580) the Hoare annotation is: (and (<= 57 ULTIMATE.start_main_~main__y~0) (<= 57 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 57) (<= ULTIMATE.start_main_~main__y~0 57)) [2021-11-07 01:54:55,406 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-07 01:54:55,406 INFO L853 garLoopResultBuilder]: At program point L1143(lines 73 1144) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__x~0 10) (<= 50 ULTIMATE.start_main_~main__y~0) (<= 10 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,406 INFO L853 garLoopResultBuilder]: At program point L1011(lines 139 1012) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= 21 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 21) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,406 INFO L853 garLoopResultBuilder]: At program point L879(lines 205 880) the Hoare annotation is: (and (<= 32 ULTIMATE.start_main_~main__x~0) (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 32) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,406 INFO L853 garLoopResultBuilder]: At program point L747(lines 271 748) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__x~0 43) (<= 50 ULTIMATE.start_main_~main__y~0) (<= 43 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,407 INFO L853 garLoopResultBuilder]: At program point L615(lines 337 616) the Hoare annotation is: (and (<= 54 ULTIMATE.start_main_~main__x~0) (<= 54 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 54) (<= ULTIMATE.start_main_~main__x~0 54)) [2021-11-07 01:54:55,407 INFO L853 garLoopResultBuilder]: At program point L483(lines 403 484) the Hoare annotation is: (and (<= 65 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 65) (<= ULTIMATE.start_main_~main__y~0 65) (<= 65 ULTIMATE.start_main_~main__y~0)) [2021-11-07 01:54:55,407 INFO L853 garLoopResultBuilder]: At program point L1179(lines 55 1180) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 7) (<= 7 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,407 INFO L853 garLoopResultBuilder]: At program point L1047(lines 121 1048) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 18) (<= ULTIMATE.start_main_~main__y~0 50) (<= 18 ULTIMATE.start_main_~main__x~0)) [2021-11-07 01:54:55,407 INFO L853 garLoopResultBuilder]: At program point L915(lines 187 916) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 29) (<= 29 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,407 INFO L853 garLoopResultBuilder]: At program point L783(lines 253 784) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 40) (<= ULTIMATE.start_main_~main__y~0 50) (<= 40 ULTIMATE.start_main_~main__x~0)) [2021-11-07 01:54:55,408 INFO L853 garLoopResultBuilder]: At program point L651(lines 319 652) the Hoare annotation is: (and (<= 51 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 51) (<= 51 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 51)) [2021-11-07 01:54:55,408 INFO L853 garLoopResultBuilder]: At program point L519(lines 385 520) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__x~0 62) (<= ULTIMATE.start_main_~main__y~0 62) (<= 62 ULTIMATE.start_main_~main__x~0) (<= 62 ULTIMATE.start_main_~main__y~0)) [2021-11-07 01:54:55,408 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-07 01:54:55,410 INFO L853 garLoopResultBuilder]: At program point L1215(lines 37 1216) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= 4 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 4) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,410 INFO L853 garLoopResultBuilder]: At program point L1083(lines 103 1084) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 15) (<= 15 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,411 INFO L853 garLoopResultBuilder]: At program point L951(lines 169 952) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__x~0 26) (<= 50 ULTIMATE.start_main_~main__y~0) (<= 26 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,411 INFO L853 garLoopResultBuilder]: At program point L819(lines 235 820) the Hoare annotation is: (and (<= 37 ULTIMATE.start_main_~main__x~0) (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 37) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,411 INFO L853 garLoopResultBuilder]: At program point L687(lines 301 688) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= 48 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 48) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,411 INFO L853 garLoopResultBuilder]: At program point L555(lines 367 556) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__y~0 59) (<= ULTIMATE.start_main_~main__x~0 59) (<= 59 ULTIMATE.start_main_~main__x~0) (<= 59 ULTIMATE.start_main_~main__y~0)) [2021-11-07 01:54:55,411 INFO L853 garLoopResultBuilder]: At program point L1251(lines 19 1252) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__x~0 1) (<= 1 ULTIMATE.start_main_~main__x~0) (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,411 INFO L853 garLoopResultBuilder]: At program point L1119(lines 85 1120) the Hoare annotation is: (and (<= 12 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 12) (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,412 INFO L853 garLoopResultBuilder]: At program point L987(lines 151 988) the Hoare annotation is: (and (<= 23 ULTIMATE.start_main_~main__x~0) (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 50) (<= ULTIMATE.start_main_~main__x~0 23)) [2021-11-07 01:54:55,412 INFO L853 garLoopResultBuilder]: At program point L855(lines 217 856) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 34) (<= 34 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,412 INFO L853 garLoopResultBuilder]: At program point L723(lines 283 724) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 45) (<= 45 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,412 INFO L853 garLoopResultBuilder]: At program point L591(lines 349 592) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__y~0 56) (<= 56 ULTIMATE.start_main_~main__y~0) (<= 56 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 56)) [2021-11-07 01:54:55,413 INFO L853 garLoopResultBuilder]: At program point L459(lines 415 460) the Hoare annotation is: (or (and (<= 99 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 99) (<= 99 ULTIMATE.start_main_~main__x~0) (< ULTIMATE.start_main_~main__x~0 100)) (and (<= ULTIMATE.start_main_~main__y~0 83) (<= ULTIMATE.start_main_~main__x~0 83) (<= 83 ULTIMATE.start_main_~main__x~0) (<= 83 ULTIMATE.start_main_~main__y~0)) (and (<= 89 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 89) (<= 89 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 89)) (and (<= 90 ULTIMATE.start_main_~main__x~0) (<= 90 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 90) (< ULTIMATE.start_main_~main__x~0 91)) (and (<= 85 ULTIMATE.start_main_~main__x~0) (<= 85 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 85) (<= ULTIMATE.start_main_~main__y~0 85)) (and (< ULTIMATE.start_main_~main__x~0 89) (<= ULTIMATE.start_main_~main__y~0 88) (<= 88 ULTIMATE.start_main_~main__x~0) (<= 88 ULTIMATE.start_main_~main__y~0)) (and (< ULTIMATE.start_main_~main__x~0 70) (<= 69 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 69) (<= 69 ULTIMATE.start_main_~main__x~0)) (and (<= 84 ULTIMATE.start_main_~main__y~0) (<= 84 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 84) (< ULTIMATE.start_main_~main__x~0 85)) (and (<= 93 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 93) (<= ULTIMATE.start_main_~main__y~0 93) (<= 93 ULTIMATE.start_main_~main__y~0)) (and (<= 70 ULTIMATE.start_main_~main__y~0) (< ULTIMATE.start_main_~main__x~0 71) (<= ULTIMATE.start_main_~main__y~0 70) (<= 70 ULTIMATE.start_main_~main__x~0)) (and (<= 98 ULTIMATE.start_main_~main__y~0) (<= 98 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 98) (< ULTIMATE.start_main_~main__x~0 99)) (and (<= 95 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 95) (<= ULTIMATE.start_main_~main__x~0 95) (<= 95 ULTIMATE.start_main_~main__y~0)) (and (<= 94 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 94) (< ULTIMATE.start_main_~main__x~0 95) (<= 94 ULTIMATE.start_main_~main__y~0)) (and (<= ULTIMATE.start_main_~main__x~0 72) (<= ULTIMATE.start_main_~main__y~0 72) (<= 72 ULTIMATE.start_main_~main__y~0) (<= 72 ULTIMATE.start_main_~main__x~0)) (and (<= 81 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 81) (<= 81 ULTIMATE.start_main_~main__y~0) (< ULTIMATE.start_main_~main__x~0 82)) (and (<= 91 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 91) (<= 91 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 91)) (and (<= 77 ULTIMATE.start_main_~main__x~0) (<= 77 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 77) (< ULTIMATE.start_main_~main__x~0 78)) (and (<= 82 ULTIMATE.start_main_~main__y~0) (<= 82 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 82) (< ULTIMATE.start_main_~main__x~0 83)) (and (<= 96 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 96) (<= 96 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 96)) (and (<= 97 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 97) (<= 97 ULTIMATE.start_main_~main__x~0) (< ULTIMATE.start_main_~main__x~0 98)) (and (<= ULTIMATE.start_main_~main__x~0 67) (<= 67 ULTIMATE.start_main_~main__x~0) (<= 67 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 67)) (and (<= 100 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 100) (<= 100 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 100)) (and (<= ULTIMATE.start_main_~main__x~0 75) (<= ULTIMATE.start_main_~main__y~0 75) (<= 75 ULTIMATE.start_main_~main__y~0) (<= 75 ULTIMATE.start_main_~main__x~0)) (and (< ULTIMATE.start_main_~main__x~0 88) (<= ULTIMATE.start_main_~main__y~0 87) (<= 87 ULTIMATE.start_main_~main__y~0) (<= 87 ULTIMATE.start_main_~main__x~0)) (and (<= ULTIMATE.start_main_~main__y~0 78) (<= 78 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 78) (<= 78 ULTIMATE.start_main_~main__y~0)) (and (<= ULTIMATE.start_main_~main__y~0 68) (<= ULTIMATE.start_main_~main__x~0 68) (<= 68 ULTIMATE.start_main_~main__x~0) (<= 68 ULTIMATE.start_main_~main__y~0)) (and (< ULTIMATE.start_main_~main__x~0 77) (<= 76 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 76) (<= 76 ULTIMATE.start_main_~main__y~0)) (and (<= 79 ULTIMATE.start_main_~main__y~0) (<= 79 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 79) (<= ULTIMATE.start_main_~main__y~0 79)) (and (<= ULTIMATE.start_main_~main__y~0 86) (<= 86 ULTIMATE.start_main_~main__x~0) (<= 86 ULTIMATE.start_main_~main__y~0) (< ULTIMATE.start_main_~main__x~0 87)) (and (<= 71 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 71) (<= 71 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 71)) (and (<= ULTIMATE.start_main_~main__x~0 92) (<= ULTIMATE.start_main_~main__y~0 92) (<= 92 ULTIMATE.start_main_~main__x~0) (<= 92 ULTIMATE.start_main_~main__y~0)) (and (<= 73 ULTIMATE.start_main_~main__y~0) (<= 73 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 73) (<= ULTIMATE.start_main_~main__y~0 73)) (and (<= ULTIMATE.start_main_~main__y~0 74) (<= 74 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 74) (<= 74 ULTIMATE.start_main_~main__y~0)) (and (<= ULTIMATE.start_main_~main__y~0 80) (<= 80 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 80) (<= 80 ULTIMATE.start_main_~main__y~0))) [2021-11-07 01:54:55,413 INFO L853 garLoopResultBuilder]: At program point L1155(lines 67 1156) the Hoare annotation is: (and (<= 9 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 9) (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,413 INFO L853 garLoopResultBuilder]: At program point L1023(lines 133 1024) the Hoare annotation is: (and (<= 20 ULTIMATE.start_main_~main__x~0) (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 20) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,413 INFO L853 garLoopResultBuilder]: At program point L891(lines 199 892) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 31) (<= 31 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,413 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 444) no Hoare annotation was computed. [2021-11-07 01:54:55,414 INFO L853 garLoopResultBuilder]: At program point L759(lines 265 760) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= 42 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 42) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,414 INFO L853 garLoopResultBuilder]: At program point L627(lines 331 628) the Hoare annotation is: (and (<= 53 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 53) (<= 53 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__x~0 53)) [2021-11-07 01:54:55,414 INFO L853 garLoopResultBuilder]: At program point L495(lines 397 496) the Hoare annotation is: (and (<= 64 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 64) (<= 64 ULTIMATE.start_main_~main__y~0) (<= ULTIMATE.start_main_~main__y~0 64)) [2021-11-07 01:54:55,414 INFO L860 garLoopResultBuilder]: At program point L1256(lines 13 1258) the Hoare annotation is: true [2021-11-07 01:54:55,414 INFO L853 garLoopResultBuilder]: At program point L1191(lines 49 1192) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__x~0 6) (<= 50 ULTIMATE.start_main_~main__y~0) (<= 6 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,415 INFO L853 garLoopResultBuilder]: At program point L1059(lines 115 1060) the Hoare annotation is: (and (<= 50 ULTIMATE.start_main_~main__y~0) (<= 17 ULTIMATE.start_main_~main__x~0) (<= ULTIMATE.start_main_~main__x~0 17) (<= ULTIMATE.start_main_~main__y~0 50)) [2021-11-07 01:54:55,418 INFO L731 BasicCegarLoop]: Path program histogram: [2, 1] [2021-11-07 01:54:55,419 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 01:54:55,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:54:55 BoogieIcfgContainer [2021-11-07 01:54:55,498 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 01:54:55,499 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 01:54:55,499 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 01:54:55,499 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 01:54:55,500 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:51:06" (3/4) ... [2021-11-07 01:54:55,503 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 01:54:55,532 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-11-07 01:54:55,534 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-07 01:54:55,535 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:54:55,537 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:54:55,662 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba5e845-8b3e-4f0e-99f2-93878bd5d96c/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 01:54:55,662 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 01:54:55,663 INFO L168 Benchmark]: Toolchain (without parser) took 231813.52 ms. Allocated memory was 88.1 MB in the beginning and 446.7 MB in the end (delta: 358.6 MB). Free memory was 51.1 MB in the beginning and 161.9 MB in the end (delta: -110.8 MB). Peak memory consumption was 248.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:54:55,663 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 88.1 MB. Free memory was 67.7 MB in the beginning and 67.7 MB in the end (delta: 38.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:54:55,664 INFO L168 Benchmark]: CACSL2BoogieTranslator took 607.91 ms. Allocated memory was 88.1 MB in the beginning and 119.5 MB in the end (delta: 31.5 MB). Free memory was 50.9 MB in the beginning and 86.7 MB in the end (delta: -35.8 MB). Peak memory consumption was 7.9 MB. Max. memory is 16.1 GB. [2021-11-07 01:54:55,664 INFO L168 Benchmark]: Boogie Procedure Inliner took 119.50 ms. Allocated memory is still 119.5 MB. Free memory was 86.7 MB in the beginning and 83.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:54:55,664 INFO L168 Benchmark]: Boogie Preprocessor took 87.10 ms. Allocated memory is still 119.5 MB. Free memory was 83.8 MB in the beginning and 81.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:54:55,664 INFO L168 Benchmark]: RCFGBuilder took 1631.42 ms. Allocated memory is still 119.5 MB. Free memory was 81.7 MB in the beginning and 51.8 MB in the end (delta: 29.8 MB). Peak memory consumption was 41.6 MB. Max. memory is 16.1 GB. [2021-11-07 01:54:55,665 INFO L168 Benchmark]: TraceAbstraction took 229192.74 ms. Allocated memory was 119.5 MB in the beginning and 446.7 MB in the end (delta: 327.2 MB). Free memory was 51.2 MB in the beginning and 174.5 MB in the end (delta: -123.3 MB). Peak memory consumption was 204.6 MB. Max. memory is 16.1 GB. [2021-11-07 01:54:55,671 INFO L168 Benchmark]: Witness Printer took 163.06 ms. Allocated memory is still 446.7 MB. Free memory was 174.5 MB in the beginning and 161.9 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-07 01:54:55,673 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 88.1 MB. Free memory was 67.7 MB in the beginning and 67.7 MB in the end (delta: 38.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 607.91 ms. Allocated memory was 88.1 MB in the beginning and 119.5 MB in the end (delta: 31.5 MB). Free memory was 50.9 MB in the beginning and 86.7 MB in the end (delta: -35.8 MB). Peak memory consumption was 7.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 119.50 ms. Allocated memory is still 119.5 MB. Free memory was 86.7 MB in the beginning and 83.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 87.10 ms. Allocated memory is still 119.5 MB. Free memory was 83.8 MB in the beginning and 81.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1631.42 ms. Allocated memory is still 119.5 MB. Free memory was 81.7 MB in the beginning and 51.8 MB in the end (delta: 29.8 MB). Peak memory consumption was 41.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 229192.74 ms. Allocated memory was 119.5 MB in the beginning and 446.7 MB in the end (delta: 327.2 MB). Free memory was 51.2 MB in the beginning and 174.5 MB in the end (delta: -123.3 MB). Peak memory consumption was 204.6 MB. Max. memory is 16.1 GB. * Witness Printer took 163.06 ms. Allocated memory is still 446.7 MB. Free memory was 174.5 MB in the beginning and 161.9 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 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 - PositiveResult [Line: 444]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 74 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 229.0s, OverallIterations: 3, TraceHistogramMax: 33, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 19.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 11 SDtfs, 3 SDslu, 140 SDs, 0 SdLazy, 20373 SolverSat, 5032 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 767 GetRequests, 160 SyntacticMatches, 5 SemanticMatches, 602 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44502 ImplicationChecksByTransitivity, 116.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=105occurred in iteration=2, InterpolantAutomatonStates: 276, 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 68 LocationsWithAnnotation, 68 PreInvPairs, 103 NumberOfFragments, 1302 HoareAnnotationTreeSize, 68 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 68 FomulaSimplificationsInter, 93 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 158.3s InterpolantComputationTime, 423 NumberOfCodeBlocks, 423 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 592 ConstructedInterpolants, 0 QuantifiedInterpolants, 20071 SizeOfPredicates, 4 NumberOfNonLiveVariables, 430 ConjunctsInSsa, 179 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 0/1686 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 8) && 8 <= main__x) && main__y <= 50 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 31) && 31 <= main__x) && main__y <= 50 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 39) && 39 <= main__x) && main__y <= 50 - InvariantResult [Line: 223]: Loop Invariant Derived loop invariant: ((main__x <= 35 && 35 <= main__x) && 50 <= main__y) && main__y <= 50 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: ((main__x <= 38 && 50 <= main__y) && 38 <= main__x) && main__y <= 50 - InvariantResult [Line: 337]: Loop Invariant Derived loop invariant: ((54 <= main__x && 54 <= main__y) && main__y <= 54) && main__x <= 54 - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: ((50 <= main__y && 16 <= main__x) && main__x <= 16) && main__y <= 50 - InvariantResult [Line: 415]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((99 <= main__y && main__y <= 99) && 99 <= main__x) && main__x < 100) || (((main__y <= 83 && main__x <= 83) && 83 <= main__x) && 83 <= main__y)) || (((89 <= main__x && main__y <= 89) && 89 <= main__y) && main__x <= 89)) || (((90 <= main__x && 90 <= main__y) && main__y <= 90) && main__x < 91)) || (((85 <= main__x && 85 <= main__y) && main__x <= 85) && main__y <= 85)) || (((main__x < 89 && main__y <= 88) && 88 <= main__x) && 88 <= main__y)) || (((main__x < 70 && 69 <= main__y) && main__y <= 69) && 69 <= main__x)) || (((84 <= main__y && 84 <= main__x) && main__y <= 84) && main__x < 85)) || (((93 <= main__x && main__x <= 93) && main__y <= 93) && 93 <= main__y)) || (((70 <= main__y && main__x < 71) && main__y <= 70) && 70 <= main__x)) || (((98 <= main__y && 98 <= main__x) && main__y <= 98) && main__x < 99)) || (((95 <= main__x && main__y <= 95) && main__x <= 95) && 95 <= main__y)) || (((94 <= main__x && main__y <= 94) && main__x < 95) && 94 <= main__y)) || (((main__x <= 72 && main__y <= 72) && 72 <= main__y) && 72 <= main__x)) || (((81 <= main__x && main__y <= 81) && 81 <= main__y) && main__x < 82)) || (((91 <= main__y && main__x <= 91) && 91 <= main__x) && main__y <= 91)) || (((77 <= main__x && 77 <= main__y) && main__y <= 77) && main__x < 78)) || (((82 <= main__y && 82 <= main__x) && main__y <= 82) && main__x < 83)) || (((96 <= main__y && main__x <= 96) && 96 <= main__x) && main__y <= 96)) || (((97 <= main__y && main__y <= 97) && 97 <= main__x) && main__x < 98)) || (((main__x <= 67 && 67 <= main__x) && 67 <= main__y) && main__y <= 67)) || (((100 <= main__x && main__y <= 100) && 100 <= main__y) && main__x <= 100)) || (((main__x <= 75 && main__y <= 75) && 75 <= main__y) && 75 <= main__x)) || (((main__x < 88 && main__y <= 87) && 87 <= main__y) && 87 <= main__x)) || (((main__y <= 78 && 78 <= main__x) && main__x <= 78) && 78 <= main__y)) || (((main__y <= 68 && main__x <= 68) && 68 <= main__x) && 68 <= main__y)) || (((main__x < 77 && 76 <= main__x) && main__y <= 76) && 76 <= main__y)) || (((79 <= main__y && 79 <= main__x) && main__x <= 79) && main__y <= 79)) || (((main__y <= 86 && 86 <= main__x) && 86 <= main__y) && main__x < 87)) || (((71 <= main__x && main__y <= 71) && 71 <= main__y) && main__x <= 71)) || (((main__x <= 92 && main__y <= 92) && 92 <= main__x) && 92 <= main__y)) || (((73 <= main__y && 73 <= main__x) && main__x <= 73) && main__y <= 73)) || (((main__y <= 74 && 74 <= main__x) && main__x <= 74) && 74 <= main__y)) || (((main__y <= 80 && 80 <= main__x) && main__x <= 80) && 80 <= main__y) - InvariantResult [Line: 37]: Loop Invariant Derived loop invariant: ((50 <= main__y && 4 <= main__x) && main__x <= 4) && main__y <= 50 - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 40) && main__y <= 50) && 40 <= main__x - InvariantResult [Line: 355]: Loop Invariant Derived loop invariant: ((57 <= main__y && 57 <= main__x) && main__x <= 57) && main__y <= 57 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: ((main__x <= 43 && 50 <= main__y) && 43 <= main__x) && main__y <= 50 - InvariantResult [Line: 91]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 13) && main__y <= 50) && 13 <= main__x - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: ((28 <= main__x && 50 <= main__y) && main__x <= 28) && main__y <= 50 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 34) && 34 <= main__x) && main__y <= 50 - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: ((main__x <= 10 && 50 <= main__y) && 10 <= main__x) && main__y <= 50 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: ((50 <= main__y && 21 <= main__x) && main__x <= 21) && main__y <= 50 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: ((50 <= main__y && 50 <= main__x) && main__x <= 50) && main__y <= 50 - InvariantResult [Line: 385]: Loop Invariant Derived loop invariant: ((main__x <= 62 && main__y <= 62) && 62 <= main__x) && 62 <= main__y - InvariantResult [Line: 43]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 5) && 5 <= main__x) && main__y <= 50 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: ((32 <= main__x && 50 <= main__y) && main__x <= 32) && main__y <= 50 - InvariantResult [Line: 391]: Loop Invariant Derived loop invariant: ((main__x <= 63 && 63 <= main__y) && main__y <= 63) && 63 <= main__x - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: ((9 <= main__x && main__x <= 9) && 50 <= main__y) && main__y <= 50 - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: ((64 <= main__x && main__x <= 64) && 64 <= main__y) && main__y <= 64 - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 36) && 36 <= main__x) && main__y <= 50 - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 15) && 15 <= main__x) && main__y <= 50 - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 29) && 29 <= main__x) && main__y <= 50 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: ((12 <= main__x && main__x <= 12) && 50 <= main__y) && main__y <= 50 - InvariantResult [Line: 409]: Loop Invariant Derived loop invariant: ((main__x <= 66 && 66 <= main__x) && 66 <= main__y) && main__y <= 66 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: ((23 <= main__x && 50 <= main__y) && main__y <= 50) && main__x <= 23 - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: ((20 <= main__x && 50 <= main__y) && main__x <= 20) && main__y <= 50 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: ((main__x <= 41 && 50 <= main__y) && 41 <= main__x) && main__y <= 50 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: ((50 <= main__y && 25 <= main__x) && main__x <= 25) && main__y <= 50 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: ((50 <= main__y && 30 <= main__x) && main__x <= 30) && main__y <= 50 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: ((main__x <= 26 && 50 <= main__y) && 26 <= main__x) && main__y <= 50 - InvariantResult [Line: 403]: Loop Invariant Derived loop invariant: ((65 <= main__x && main__x <= 65) && main__y <= 65) && 65 <= main__y - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: ((50 <= main__y && 42 <= main__x) && main__x <= 42) && main__y <= 50 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: ((main__y <= 52 && 52 <= main__y) && 52 <= main__x) && main__x <= 52 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: ((main__x <= 19 && 19 <= main__x) && 50 <= main__y) && main__y <= 50 - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 379]: Loop Invariant Derived loop invariant: ((61 <= main__x && 61 <= main__y) && main__x <= 61) && main__y <= 61 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 33) && 33 <= main__x) && main__y <= 50 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: ((46 <= main__x && 50 <= main__y) && main__x <= 46) && main__y <= 50 - InvariantResult [Line: 295]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 47) && 47 <= main__x) && main__y <= 50 - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: ((50 <= main__y && 24 <= main__x) && main__x <= 24) && main__y <= 50 - InvariantResult [Line: 349]: Loop Invariant Derived loop invariant: ((main__y <= 56 && 56 <= main__y) && 56 <= main__x) && main__x <= 56 - InvariantResult [Line: 361]: Loop Invariant Derived loop invariant: ((main__x <= 58 && 58 <= main__x) && main__y <= 58) && 58 <= main__y - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 7) && 7 <= main__x) && main__y <= 50 - InvariantResult [Line: 373]: Loop Invariant Derived loop invariant: ((60 <= main__x && main__y <= 60) && 60 <= main__y) && main__x <= 60 - InvariantResult [Line: 235]: Loop Invariant Derived loop invariant: ((37 <= main__x && 50 <= main__y) && main__x <= 37) && main__y <= 50 - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: ((main__x <= 2 && 50 <= main__y) && main__y <= 50) && 2 <= main__x - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: ((51 <= main__y && main__y <= 51) && 51 <= main__x) && main__x <= 51 - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: ((50 <= main__y && 17 <= main__x) && main__x <= 17) && main__y <= 50 - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: ((50 <= main__y && 22 <= main__x) && main__x <= 22) && main__y <= 50 - InvariantResult [Line: 343]: Loop Invariant Derived loop invariant: ((main__y <= 55 && main__x <= 55) && 55 <= main__y) && 55 <= main__x - InvariantResult [Line: 49]: Loop Invariant Derived loop invariant: ((main__x <= 6 && 50 <= main__y) && 6 <= main__x) && main__y <= 50 - InvariantResult [Line: 31]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 3) && 3 <= main__x) && main__y <= 50 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: ((50 <= main__y && 48 <= main__x) && main__x <= 48) && main__y <= 50 - InvariantResult [Line: 331]: Loop Invariant Derived loop invariant: ((53 <= main__x && main__y <= 53) && 53 <= main__y) && main__x <= 53 - InvariantResult [Line: 97]: Loop Invariant Derived loop invariant: ((50 <= main__y && 14 <= main__x) && main__x <= 14) && main__y <= 50 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: ((main__x <= 44 && 50 <= main__y) && 44 <= main__x) && main__y <= 50 - InvariantResult [Line: 367]: Loop Invariant Derived loop invariant: ((main__y <= 59 && main__x <= 59) && 59 <= main__x) && 59 <= main__y - InvariantResult [Line: 79]: Loop Invariant Derived loop invariant: ((11 <= main__x && 50 <= main__y) && main__x <= 11) && main__y <= 50 - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 45) && 45 <= main__x) && main__y <= 50 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: ((50 <= main__y && main__x <= 18) && main__y <= 50) && 18 <= main__x - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: ((main__x <= 1 && 1 <= main__x) && 50 <= main__y) && main__y <= 50 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: ((49 <= main__x && 50 <= main__y) && main__y <= 50) && main__x <= 49 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: ((27 <= main__x && 50 <= main__y) && main__y <= 50) && main__x <= 27 RESULT: Ultimate proved your program to be correct! [2021-11-07 01:54:55,760 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba5e845-8b3e-4f0e-99f2-93878bd5d96c/bin/utaipan-UUZaoUuFF8/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 Result: TRUE