./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label03.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_18076720-1103-4af4-a7ee-5d35238c758a/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_18076720-1103-4af4-a7ee-5d35238c758a/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_18076720-1103-4af4-a7ee-5d35238c758a/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_18076720-1103-4af4-a7ee-5d35238c758a/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label03.c -s /tmp/vcloud-vcloud-master/worker/working_dir_18076720-1103-4af4-a7ee-5d35238c758a/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_18076720-1103-4af4-a7ee-5d35238c758a/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f42c4f56a812271285d4588532c54f82291ae69c .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 11:21:32,446 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:21:32,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:21:32,457 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:21:32,457 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:21:32,458 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:21:32,459 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:21:32,460 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:21:32,462 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:21:32,462 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:21:32,463 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:21:32,464 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:21:32,464 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:21:32,465 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:21:32,466 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:21:32,467 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:21:32,467 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:21:32,468 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:21:32,470 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:21:32,472 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:21:32,473 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:21:32,474 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:21:32,475 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:21:32,476 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:21:32,478 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:21:32,479 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:21:32,479 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:21:32,480 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:21:32,480 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:21:32,481 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:21:32,482 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:21:32,482 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:21:32,483 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:21:32,492 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:21:32,493 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:21:32,493 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:21:32,494 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:21:32,494 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:21:32,494 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:21:32,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:21:32,499 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:21:32,500 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_18076720-1103-4af4-a7ee-5d35238c758a/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-10-22 11:21:32,516 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:21:32,516 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:21:32,517 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:21:32,517 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:21:32,517 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:21:32,517 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:21:32,517 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-10-22 11:21:32,517 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:21:32,518 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:21:32,518 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-10-22 11:21:32,518 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-10-22 11:21:32,518 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:21:32,519 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:21:32,519 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 11:21:32,519 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 11:21:32,519 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 11:21:32,519 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:21:32,519 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:21:32,520 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:21:32,520 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:21:32,520 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 11:21:32,520 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:21:32,521 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:21:32,521 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:21:32,521 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:21:32,521 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:21:32,521 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:21:32,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:21:32,522 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:21:32,522 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:21:32,522 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:21:32,522 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-22 11:21:32,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 11:21:32,522 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:21:32,522 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:21:32,523 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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-vcloud-master/worker/working_dir_18076720-1103-4af4-a7ee-5d35238c758a/bin/utaipan 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(__VERIFIER_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 -> f42c4f56a812271285d4588532c54f82291ae69c [2019-10-22 11:21:32,547 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:21:32,558 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:21:32,565 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:21:32,569 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:21:32,569 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:21:32,570 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_18076720-1103-4af4-a7ee-5d35238c758a/bin/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem14_label03.c [2019-10-22 11:21:32,629 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_18076720-1103-4af4-a7ee-5d35238c758a/bin/utaipan/data/f612ea2c3/adcadbfb29de43aab9604ed11e5e582a/FLAG7bdf084cd [2019-10-22 11:21:33,113 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:21:33,113 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_18076720-1103-4af4-a7ee-5d35238c758a/sv-benchmarks/c/eca-rers2012/Problem14_label03.c [2019-10-22 11:21:33,134 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_18076720-1103-4af4-a7ee-5d35238c758a/bin/utaipan/data/f612ea2c3/adcadbfb29de43aab9604ed11e5e582a/FLAG7bdf084cd [2019-10-22 11:21:33,431 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_18076720-1103-4af4-a7ee-5d35238c758a/bin/utaipan/data/f612ea2c3/adcadbfb29de43aab9604ed11e5e582a [2019-10-22 11:21:33,434 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:21:33,436 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:21:33,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:21:33,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:21:33,440 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:21:33,440 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:21:33" (1/1) ... [2019-10-22 11:21:33,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12c2988b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:33, skipping insertion in model container [2019-10-22 11:21:33,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:21:33" (1/1) ... [2019-10-22 11:21:33,450 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:21:33,499 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:21:33,887 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:21:33,896 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:21:34,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:21:34,088 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:21:34,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:34 WrapperNode [2019-10-22 11:21:34,089 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:21:34,090 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:21:34,090 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:21:34,090 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:21:34,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:34" (1/1) ... [2019-10-22 11:21:34,122 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:34" (1/1) ... [2019-10-22 11:21:34,215 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:21:34,216 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:21:34,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:21:34,216 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:21:34,227 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:34" (1/1) ... [2019-10-22 11:21:34,227 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:34" (1/1) ... [2019-10-22 11:21:34,231 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:34" (1/1) ... [2019-10-22 11:21:34,237 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:34" (1/1) ... [2019-10-22 11:21:34,270 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:34" (1/1) ... [2019-10-22 11:21:34,281 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:34" (1/1) ... [2019-10-22 11:21:34,289 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:34" (1/1) ... [2019-10-22 11:21:34,303 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:21:34,303 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:21:34,303 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:21:34,304 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:21:34,305 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_18076720-1103-4af4-a7ee-5d35238c758a/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:21:34,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:21:34,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:21:35,864 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 11:21:35,864 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-10-22 11:21:35,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:21:35 BoogieIcfgContainer [2019-10-22 11:21:35,866 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 11:21:35,867 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 11:21:35,867 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 11:21:35,871 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 11:21:35,872 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 11:21:33" (1/3) ... [2019-10-22 11:21:35,873 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69bb6735 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:21:35, skipping insertion in model container [2019-10-22 11:21:35,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:34" (2/3) ... [2019-10-22 11:21:35,873 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69bb6735 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:21:35, skipping insertion in model container [2019-10-22 11:21:35,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:21:35" (3/3) ... [2019-10-22 11:21:35,876 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem14_label03.c [2019-10-22 11:21:35,888 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 11:21:35,899 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-22 11:21:35,913 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-22 11:21:35,946 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 11:21:35,947 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 11:21:35,947 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 11:21:35,947 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 11:21:35,947 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 11:21:35,948 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 11:21:35,948 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 11:21:35,949 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 11:21:35,974 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states. [2019-10-22 11:21:35,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-22 11:21:35,988 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:21:35,989 INFO L380 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] [2019-10-22 11:21:35,991 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:21:35,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:21:35,999 INFO L82 PathProgramCache]: Analyzing trace with hash 2122806209, now seen corresponding path program 1 times [2019-10-22 11:21:36,009 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:21:36,010 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082841685] [2019-10-22 11:21:36,010 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:36,010 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:36,010 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:21:36,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:21:36,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:21:36,303 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082841685] [2019-10-22 11:21:36,304 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:21:36,305 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:21:36,305 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463606257] [2019-10-22 11:21:36,311 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 11:21:36,313 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:21:36,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 11:21:36,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:21:36,334 INFO L87 Difference]: Start difference. First operand 245 states. Second operand 4 states. [2019-10-22 11:21:38,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:21:38,175 INFO L93 Difference]: Finished difference Result 850 states and 1558 transitions. [2019-10-22 11:21:38,180 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 11:21:38,181 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2019-10-22 11:21:38,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:21:38,198 INFO L225 Difference]: With dead ends: 850 [2019-10-22 11:21:38,198 INFO L226 Difference]: Without dead ends: 538 [2019-10-22 11:21:38,206 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:21:38,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 538 states. [2019-10-22 11:21:38,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 538 to 538. [2019-10-22 11:21:38,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 538 states. [2019-10-22 11:21:38,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 826 transitions. [2019-10-22 11:21:38,285 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 826 transitions. Word has length 51 [2019-10-22 11:21:38,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:21:38,286 INFO L462 AbstractCegarLoop]: Abstraction has 538 states and 826 transitions. [2019-10-22 11:21:38,286 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 11:21:38,286 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 826 transitions. [2019-10-22 11:21:38,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-10-22 11:21:38,289 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:21:38,289 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:21:38,289 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:21:38,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:21:38,290 INFO L82 PathProgramCache]: Analyzing trace with hash 1750650828, now seen corresponding path program 1 times [2019-10-22 11:21:38,290 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:21:38,290 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147997867] [2019-10-22 11:21:38,290 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:38,291 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:38,291 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:21:38,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:21:38,551 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:21:38,551 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147997867] [2019-10-22 11:21:38,551 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:21:38,551 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:21:38,552 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171209817] [2019-10-22 11:21:38,553 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 11:21:38,554 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:21:38,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 11:21:38,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:21:38,554 INFO L87 Difference]: Start difference. First operand 538 states and 826 transitions. Second operand 4 states. [2019-10-22 11:21:39,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:21:39,907 INFO L93 Difference]: Finished difference Result 2142 states and 3296 transitions. [2019-10-22 11:21:39,910 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 11:21:39,910 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 116 [2019-10-22 11:21:39,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:21:39,915 INFO L225 Difference]: With dead ends: 2142 [2019-10-22 11:21:39,916 INFO L226 Difference]: Without dead ends: 1606 [2019-10-22 11:21:39,918 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:21:39,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1606 states. [2019-10-22 11:21:39,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1606 to 1428. [2019-10-22 11:21:39,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1428 states. [2019-10-22 11:21:39,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1428 states and 2029 transitions. [2019-10-22 11:21:39,976 INFO L78 Accepts]: Start accepts. Automaton has 1428 states and 2029 transitions. Word has length 116 [2019-10-22 11:21:39,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:21:39,976 INFO L462 AbstractCegarLoop]: Abstraction has 1428 states and 2029 transitions. [2019-10-22 11:21:39,976 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 11:21:39,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 2029 transitions. [2019-10-22 11:21:39,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-10-22 11:21:39,978 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:21:39,978 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-22 11:21:39,979 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:21:39,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:21:39,979 INFO L82 PathProgramCache]: Analyzing trace with hash 1221588022, now seen corresponding path program 1 times [2019-10-22 11:21:39,979 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:21:39,979 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3386125] [2019-10-22 11:21:39,980 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:39,980 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:39,980 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:21:40,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:21:40,062 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:21:40,062 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3386125] [2019-10-22 11:21:40,062 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:21:40,063 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:21:40,063 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317997354] [2019-10-22 11:21:40,063 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 11:21:40,064 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:21:40,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 11:21:40,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:21:40,064 INFO L87 Difference]: Start difference. First operand 1428 states and 2029 transitions. Second operand 4 states. [2019-10-22 11:21:41,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:21:41,268 INFO L93 Difference]: Finished difference Result 4636 states and 6632 transitions. [2019-10-22 11:21:41,269 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 11:21:41,269 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 119 [2019-10-22 11:21:41,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:21:41,284 INFO L225 Difference]: With dead ends: 4636 [2019-10-22 11:21:41,284 INFO L226 Difference]: Without dead ends: 3210 [2019-10-22 11:21:41,286 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:21:41,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3210 states. [2019-10-22 11:21:41,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3210 to 3030. [2019-10-22 11:21:41,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3030 states. [2019-10-22 11:21:41,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3030 states to 3030 states and 3969 transitions. [2019-10-22 11:21:41,358 INFO L78 Accepts]: Start accepts. Automaton has 3030 states and 3969 transitions. Word has length 119 [2019-10-22 11:21:41,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:21:41,358 INFO L462 AbstractCegarLoop]: Abstraction has 3030 states and 3969 transitions. [2019-10-22 11:21:41,358 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 11:21:41,358 INFO L276 IsEmpty]: Start isEmpty. Operand 3030 states and 3969 transitions. [2019-10-22 11:21:41,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-10-22 11:21:41,364 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:21:41,364 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-22 11:21:41,365 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:21:41,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:21:41,365 INFO L82 PathProgramCache]: Analyzing trace with hash 516842708, now seen corresponding path program 1 times [2019-10-22 11:21:41,365 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:21:41,365 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682211012] [2019-10-22 11:21:41,365 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:41,366 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:41,366 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:21:41,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:21:41,607 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 44 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:21:41,608 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682211012] [2019-10-22 11:21:41,608 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1133135504] [2019-10-22 11:21:41,608 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_18076720-1103-4af4-a7ee-5d35238c758a/bin/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 11:21:41,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:21:41,670 INFO L256 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 8 conjunts are in the unsatisfiable core [2019-10-22 11:21:41,680 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 11:21:41,745 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:21:41,745 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-22 11:21:41,758 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 11:21:41,794 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:21:41,794 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-22 11:21:41,795 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [4] total 5 [2019-10-22 11:21:41,795 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376643504] [2019-10-22 11:21:41,795 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 11:21:41,797 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:21:41,797 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 11:21:41,797 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-10-22 11:21:41,798 INFO L87 Difference]: Start difference. First operand 3030 states and 3969 transitions. Second operand 4 states. [2019-10-22 11:21:42,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:21:42,721 INFO L93 Difference]: Finished difference Result 6116 states and 8025 transitions. [2019-10-22 11:21:42,722 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 11:21:42,722 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 131 [2019-10-22 11:21:42,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:21:42,732 INFO L225 Difference]: With dead ends: 6116 [2019-10-22 11:21:42,733 INFO L226 Difference]: Without dead ends: 3208 [2019-10-22 11:21:42,735 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 265 GetRequests, 260 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2019-10-22 11:21:42,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3208 states. [2019-10-22 11:21:42,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3208 to 3030. [2019-10-22 11:21:42,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3030 states. [2019-10-22 11:21:42,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3030 states to 3030 states and 3420 transitions. [2019-10-22 11:21:42,803 INFO L78 Accepts]: Start accepts. Automaton has 3030 states and 3420 transitions. Word has length 131 [2019-10-22 11:21:42,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:21:42,803 INFO L462 AbstractCegarLoop]: Abstraction has 3030 states and 3420 transitions. [2019-10-22 11:21:42,804 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 11:21:42,804 INFO L276 IsEmpty]: Start isEmpty. Operand 3030 states and 3420 transitions. [2019-10-22 11:21:42,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2019-10-22 11:21:42,807 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:21:42,807 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-22 11:21:43,011 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 11:21:43,011 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:21:43,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:21:43,011 INFO L82 PathProgramCache]: Analyzing trace with hash -2140852222, now seen corresponding path program 1 times [2019-10-22 11:21:43,011 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:21:43,012 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433085492] [2019-10-22 11:21:43,013 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:43,013 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:43,013 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:21:43,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:21:43,178 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-10-22 11:21:43,179 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433085492] [2019-10-22 11:21:43,179 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:21:43,179 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 11:21:43,179 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166911004] [2019-10-22 11:21:43,180 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 11:21:43,180 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:21:43,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 11:21:43,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:21:43,180 INFO L87 Difference]: Start difference. First operand 3030 states and 3420 transitions. Second operand 4 states. [2019-10-22 11:21:44,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:21:44,144 INFO L93 Difference]: Finished difference Result 7660 states and 8738 transitions. [2019-10-22 11:21:44,144 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 11:21:44,144 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 226 [2019-10-22 11:21:44,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:21:44,161 INFO L225 Difference]: With dead ends: 7660 [2019-10-22 11:21:44,161 INFO L226 Difference]: Without dead ends: 4810 [2019-10-22 11:21:44,165 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:21:44,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4810 states. [2019-10-22 11:21:44,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4810 to 3386. [2019-10-22 11:21:44,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3386 states. [2019-10-22 11:21:44,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3386 states to 3386 states and 3760 transitions. [2019-10-22 11:21:44,262 INFO L78 Accepts]: Start accepts. Automaton has 3386 states and 3760 transitions. Word has length 226 [2019-10-22 11:21:44,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:21:44,263 INFO L462 AbstractCegarLoop]: Abstraction has 3386 states and 3760 transitions. [2019-10-22 11:21:44,263 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 11:21:44,263 INFO L276 IsEmpty]: Start isEmpty. Operand 3386 states and 3760 transitions. [2019-10-22 11:21:44,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2019-10-22 11:21:44,276 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:21:44,277 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:21:44,278 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:21:44,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:21:44,278 INFO L82 PathProgramCache]: Analyzing trace with hash 669469216, now seen corresponding path program 1 times [2019-10-22 11:21:44,279 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:21:44,280 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49708829] [2019-10-22 11:21:44,280 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:44,280 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:44,280 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:21:44,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:21:44,964 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 442 proven. 65 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2019-10-22 11:21:44,965 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49708829] [2019-10-22 11:21:44,965 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [248148511] [2019-10-22 11:21:44,965 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_18076720-1103-4af4-a7ee-5d35238c758a/bin/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 11:21:45,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:21:45,077 INFO L256 TraceCheckSpWp]: Trace formula consists of 559 conjuncts, 2 conjunts are in the unsatisfiable core [2019-10-22 11:21:45,083 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 11:21:45,222 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 510 trivial. 0 not checked. [2019-10-22 11:21:45,222 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-22 11:21:45,343 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 510 trivial. 0 not checked. [2019-10-22 11:21:45,344 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-22 11:21:45,344 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 9 [2019-10-22 11:21:45,344 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490510860] [2019-10-22 11:21:45,345 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 11:21:45,345 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:21:45,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 11:21:45,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2019-10-22 11:21:45,346 INFO L87 Difference]: Start difference. First operand 3386 states and 3760 transitions. Second operand 4 states. [2019-10-22 11:21:46,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:21:46,416 INFO L93 Difference]: Finished difference Result 7658 states and 8554 transitions. [2019-10-22 11:21:46,416 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 11:21:46,416 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 434 [2019-10-22 11:21:46,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:21:46,418 INFO L225 Difference]: With dead ends: 7658 [2019-10-22 11:21:46,418 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 11:21:46,424 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 873 GetRequests, 865 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2019-10-22 11:21:46,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 11:21:46,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 11:21:46,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 11:21:46,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 11:21:46,427 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 434 [2019-10-22 11:21:46,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:21:46,427 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 11:21:46,428 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 11:21:46,428 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 11:21:46,428 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 11:21:46,629 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 11:21:46,634 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 11:21:46,912 INFO L443 ceAbstractionStarter]: For program point L432(lines 432 870) no Hoare annotation was computed. [2019-10-22 11:21:46,912 INFO L443 ceAbstractionStarter]: For program point L366(lines 366 870) no Hoare annotation was computed. [2019-10-22 11:21:46,912 INFO L443 ceAbstractionStarter]: For program point L168-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,912 INFO L443 ceAbstractionStarter]: For program point L102-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,912 INFO L443 ceAbstractionStarter]: For program point L36-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,912 INFO L443 ceAbstractionStarter]: For program point L235(lines 235 870) no Hoare annotation was computed. [2019-10-22 11:21:46,912 INFO L443 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-10-22 11:21:46,912 INFO L443 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2019-10-22 11:21:46,912 INFO L443 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2019-10-22 11:21:46,913 INFO L443 ceAbstractionStarter]: For program point L764(lines 764 870) no Hoare annotation was computed. [2019-10-22 11:21:46,913 INFO L443 ceAbstractionStarter]: For program point L632(lines 632 870) no Hoare annotation was computed. [2019-10-22 11:21:46,913 INFO L443 ceAbstractionStarter]: For program point L500(lines 500 870) no Hoare annotation was computed. [2019-10-22 11:21:46,913 INFO L443 ceAbstractionStarter]: For program point L831(lines 831 870) no Hoare annotation was computed. [2019-10-22 11:21:46,913 INFO L443 ceAbstractionStarter]: For program point L171-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,913 INFO L443 ceAbstractionStarter]: For program point L105-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,913 INFO L443 ceAbstractionStarter]: For program point L39-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,913 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 157) no Hoare annotation was computed. [2019-10-22 11:21:46,913 INFO L443 ceAbstractionStarter]: For program point L700(lines 700 870) no Hoare annotation was computed. [2019-10-22 11:21:46,914 INFO L443 ceAbstractionStarter]: For program point L568(lines 568 870) no Hoare annotation was computed. [2019-10-22 11:21:46,914 INFO L443 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-10-22 11:21:46,914 INFO L443 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2019-10-22 11:21:46,914 INFO L443 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2019-10-22 11:21:46,915 INFO L443 ceAbstractionStarter]: For program point L305(lines 305 870) no Hoare annotation was computed. [2019-10-22 11:21:46,915 INFO L443 ceAbstractionStarter]: For program point L438(lines 438 870) no Hoare annotation was computed. [2019-10-22 11:21:46,915 INFO L443 ceAbstractionStarter]: For program point L372(lines 372 870) no Hoare annotation was computed. [2019-10-22 11:21:46,915 INFO L443 ceAbstractionStarter]: For program point L174-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,917 INFO L443 ceAbstractionStarter]: For program point L108-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,918 INFO L443 ceAbstractionStarter]: For program point L42-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,918 INFO L443 ceAbstractionStarter]: For program point L241(lines 241 870) no Hoare annotation was computed. [2019-10-22 11:21:46,918 INFO L443 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-10-22 11:21:46,918 INFO L443 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2019-10-22 11:21:46,918 INFO L443 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2019-10-22 11:21:46,918 INFO L443 ceAbstractionStarter]: For program point L638(lines 638 870) no Hoare annotation was computed. [2019-10-22 11:21:46,918 INFO L443 ceAbstractionStarter]: For program point L506(lines 506 870) no Hoare annotation was computed. [2019-10-22 11:21:46,918 INFO L443 ceAbstractionStarter]: For program point L837(lines 837 870) no Hoare annotation was computed. [2019-10-22 11:21:46,918 INFO L443 ceAbstractionStarter]: For program point L771(lines 771 870) no Hoare annotation was computed. [2019-10-22 11:21:46,918 INFO L443 ceAbstractionStarter]: For program point L573(lines 573 870) no Hoare annotation was computed. [2019-10-22 11:21:46,919 INFO L443 ceAbstractionStarter]: For program point L177-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,919 INFO L443 ceAbstractionStarter]: For program point L111-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,919 INFO L443 ceAbstractionStarter]: For program point L45-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,919 INFO L443 ceAbstractionStarter]: For program point L706(lines 706 870) no Hoare annotation was computed. [2019-10-22 11:21:46,919 INFO L443 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2019-10-22 11:21:46,919 INFO L443 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-10-22 11:21:46,919 INFO L443 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2019-10-22 11:21:46,919 INFO L443 ceAbstractionStarter]: For program point L311(lines 311 870) no Hoare annotation was computed. [2019-10-22 11:21:46,919 INFO L443 ceAbstractionStarter]: For program point L444(lines 444 870) no Hoare annotation was computed. [2019-10-22 11:21:46,919 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 870) no Hoare annotation was computed. [2019-10-22 11:21:46,920 INFO L443 ceAbstractionStarter]: For program point L180-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,921 INFO L443 ceAbstractionStarter]: For program point L114-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,921 INFO L443 ceAbstractionStarter]: For program point L48-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,921 INFO L443 ceAbstractionStarter]: For program point L247(lines 247 870) no Hoare annotation was computed. [2019-10-22 11:21:46,921 INFO L443 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-10-22 11:21:46,921 INFO L443 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-10-22 11:21:46,921 INFO L443 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2019-10-22 11:21:46,921 INFO L443 ceAbstractionStarter]: For program point L842(lines 842 870) no Hoare annotation was computed. [2019-10-22 11:21:46,922 INFO L443 ceAbstractionStarter]: For program point L644(lines 644 870) no Hoare annotation was computed. [2019-10-22 11:21:46,922 INFO L443 ceAbstractionStarter]: For program point L512(lines 512 870) no Hoare annotation was computed. [2019-10-22 11:21:46,922 INFO L443 ceAbstractionStarter]: For program point L777(lines 777 870) no Hoare annotation was computed. [2019-10-22 11:21:46,922 INFO L443 ceAbstractionStarter]: For program point L579(lines 579 870) no Hoare annotation was computed. [2019-10-22 11:21:46,922 INFO L443 ceAbstractionStarter]: For program point L183-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,922 INFO L443 ceAbstractionStarter]: For program point L117-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,922 INFO L443 ceAbstractionStarter]: For program point L51-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,922 INFO L443 ceAbstractionStarter]: For program point L712(lines 712 870) no Hoare annotation was computed. [2019-10-22 11:21:46,922 INFO L443 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-10-22 11:21:46,922 INFO L443 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-10-22 11:21:46,923 INFO L443 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2019-10-22 11:21:46,923 INFO L443 ceAbstractionStarter]: For program point L449(lines 449 870) no Hoare annotation was computed. [2019-10-22 11:21:46,923 INFO L443 ceAbstractionStarter]: For program point L317(lines 317 870) no Hoare annotation was computed. [2019-10-22 11:21:46,923 INFO L443 ceAbstractionStarter]: For program point L384(lines 384 870) no Hoare annotation was computed. [2019-10-22 11:21:46,923 INFO L443 ceAbstractionStarter]: For program point L252(lines 252 870) no Hoare annotation was computed. [2019-10-22 11:21:46,923 INFO L443 ceAbstractionStarter]: For program point L186-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,923 INFO L443 ceAbstractionStarter]: For program point L120-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,923 INFO L443 ceAbstractionStarter]: For program point L54-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,923 INFO L443 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-10-22 11:21:46,923 INFO L443 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-10-22 11:21:46,924 INFO L443 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2019-10-22 11:21:46,924 INFO L443 ceAbstractionStarter]: For program point L848(lines 848 870) no Hoare annotation was computed. [2019-10-22 11:21:46,924 INFO L443 ceAbstractionStarter]: For program point L650(lines 650 870) no Hoare annotation was computed. [2019-10-22 11:21:46,924 INFO L443 ceAbstractionStarter]: For program point L518(lines 518 870) no Hoare annotation was computed. [2019-10-22 11:21:46,924 INFO L443 ceAbstractionStarter]: For program point L783(lines 783 870) no Hoare annotation was computed. [2019-10-22 11:21:46,925 INFO L443 ceAbstractionStarter]: For program point L585(lines 585 870) no Hoare annotation was computed. [2019-10-22 11:21:46,925 INFO L443 ceAbstractionStarter]: For program point L189-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,925 INFO L443 ceAbstractionStarter]: For program point L123-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,925 INFO L443 ceAbstractionStarter]: For program point L57-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,925 INFO L443 ceAbstractionStarter]: For program point L718(lines 718 870) no Hoare annotation was computed. [2019-10-22 11:21:46,925 INFO L443 ceAbstractionStarter]: For program point L454(lines 454 870) no Hoare annotation was computed. [2019-10-22 11:21:46,925 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 11:21:46,929 INFO L443 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-10-22 11:21:46,930 INFO L443 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-10-22 11:21:46,930 INFO L443 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2019-10-22 11:21:46,930 INFO L443 ceAbstractionStarter]: For program point L323(lines 323 870) no Hoare annotation was computed. [2019-10-22 11:21:46,930 INFO L443 ceAbstractionStarter]: For program point L390(lines 390 870) no Hoare annotation was computed. [2019-10-22 11:21:46,930 INFO L443 ceAbstractionStarter]: For program point L258(lines 258 870) no Hoare annotation was computed. [2019-10-22 11:21:46,930 INFO L443 ceAbstractionStarter]: For program point L192-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,930 INFO L443 ceAbstractionStarter]: For program point L126-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,930 INFO L443 ceAbstractionStarter]: For program point L60-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,930 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-10-22 11:21:46,931 INFO L443 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-10-22 11:21:46,931 INFO L443 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2019-10-22 11:21:46,931 INFO L443 ceAbstractionStarter]: For program point L854(lines 854 870) no Hoare annotation was computed. [2019-10-22 11:21:46,931 INFO L443 ceAbstractionStarter]: For program point L656(lines 656 870) no Hoare annotation was computed. [2019-10-22 11:21:46,931 INFO L443 ceAbstractionStarter]: For program point L524(lines 524 870) no Hoare annotation was computed. [2019-10-22 11:21:46,931 INFO L443 ceAbstractionStarter]: For program point L789(lines 789 870) no Hoare annotation was computed. [2019-10-22 11:21:46,931 INFO L443 ceAbstractionStarter]: For program point L591(lines 591 870) no Hoare annotation was computed. [2019-10-22 11:21:46,931 INFO L443 ceAbstractionStarter]: For program point L195-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,931 INFO L443 ceAbstractionStarter]: For program point L129-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,931 INFO L443 ceAbstractionStarter]: For program point L63-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,932 INFO L443 ceAbstractionStarter]: For program point L724(lines 724 870) no Hoare annotation was computed. [2019-10-22 11:21:46,932 INFO L443 ceAbstractionStarter]: For program point L460(lines 460 870) no Hoare annotation was computed. [2019-10-22 11:21:46,932 INFO L443 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-10-22 11:21:46,932 INFO L443 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-10-22 11:21:46,932 INFO L443 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2019-10-22 11:21:46,932 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 870) no Hoare annotation was computed. [2019-10-22 11:21:46,932 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 11:21:46,932 INFO L443 ceAbstractionStarter]: For program point L396(lines 396 870) no Hoare annotation was computed. [2019-10-22 11:21:46,932 INFO L443 ceAbstractionStarter]: For program point L264(lines 264 870) no Hoare annotation was computed. [2019-10-22 11:21:46,932 INFO L443 ceAbstractionStarter]: For program point L198-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,933 INFO L443 ceAbstractionStarter]: For program point L132-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,933 INFO L443 ceAbstractionStarter]: For program point L66-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,933 INFO L443 ceAbstractionStarter]: For program point L859(lines 859 870) no Hoare annotation was computed. [2019-10-22 11:21:46,933 INFO L443 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2019-10-22 11:21:46,933 INFO L443 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-10-22 11:21:46,933 INFO L443 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2019-10-22 11:21:46,933 INFO L443 ceAbstractionStarter]: For program point L662(lines 662 870) no Hoare annotation was computed. [2019-10-22 11:21:46,933 INFO L443 ceAbstractionStarter]: For program point L530(lines 530 870) no Hoare annotation was computed. [2019-10-22 11:21:46,933 INFO L443 ceAbstractionStarter]: For program point L795(lines 795 870) no Hoare annotation was computed. [2019-10-22 11:21:46,934 INFO L443 ceAbstractionStarter]: For program point L597(lines 597 870) no Hoare annotation was computed. [2019-10-22 11:21:46,934 INFO L443 ceAbstractionStarter]: For program point L201-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,934 INFO L443 ceAbstractionStarter]: For program point L135-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,934 INFO L443 ceAbstractionStarter]: For program point L69-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,934 INFO L443 ceAbstractionStarter]: For program point L730(lines 730 870) no Hoare annotation was computed. [2019-10-22 11:21:46,934 INFO L443 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-10-22 11:21:46,934 INFO L443 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-10-22 11:21:46,934 INFO L443 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2019-10-22 11:21:46,934 INFO L443 ceAbstractionStarter]: For program point L467(lines 467 870) no Hoare annotation was computed. [2019-10-22 11:21:46,934 INFO L443 ceAbstractionStarter]: For program point L335(lines 335 870) no Hoare annotation was computed. [2019-10-22 11:21:46,934 INFO L443 ceAbstractionStarter]: For program point L269(lines 269 870) no Hoare annotation was computed. [2019-10-22 11:21:46,935 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 870) no Hoare annotation was computed. [2019-10-22 11:21:46,935 INFO L443 ceAbstractionStarter]: For program point L138-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,935 INFO L443 ceAbstractionStarter]: For program point L72-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,935 INFO L443 ceAbstractionStarter]: For program point L865(lines 865 870) no Hoare annotation was computed. [2019-10-22 11:21:46,935 INFO L443 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2019-10-22 11:21:46,935 INFO L443 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2019-10-22 11:21:46,935 INFO L443 ceAbstractionStarter]: For program point L668(lines 668 870) no Hoare annotation was computed. [2019-10-22 11:21:46,935 INFO L443 ceAbstractionStarter]: For program point L536(lines 536 870) no Hoare annotation was computed. [2019-10-22 11:21:46,935 INFO L443 ceAbstractionStarter]: For program point L801(lines 801 870) no Hoare annotation was computed. [2019-10-22 11:21:46,935 INFO L443 ceAbstractionStarter]: For program point L735(lines 735 870) no Hoare annotation was computed. [2019-10-22 11:21:46,939 INFO L443 ceAbstractionStarter]: For program point L603(lines 603 870) no Hoare annotation was computed. [2019-10-22 11:21:46,939 INFO L443 ceAbstractionStarter]: For program point L141-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,939 INFO L443 ceAbstractionStarter]: For program point L75-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,940 INFO L443 ceAbstractionStarter]: For program point L472(lines 472 870) no Hoare annotation was computed. [2019-10-22 11:21:46,940 INFO L443 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-10-22 11:21:46,940 INFO L443 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2019-10-22 11:21:46,940 INFO L443 ceAbstractionStarter]: For program point L341(lines 341 870) no Hoare annotation was computed. [2019-10-22 11:21:46,940 INFO L443 ceAbstractionStarter]: For program point L275(lines 275 870) no Hoare annotation was computed. [2019-10-22 11:21:46,940 INFO L443 ceAbstractionStarter]: For program point L408(lines 408 870) no Hoare annotation was computed. [2019-10-22 11:21:46,940 INFO L443 ceAbstractionStarter]: For program point L144-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,940 INFO L443 ceAbstractionStarter]: For program point L78-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,941 INFO L439 ceAbstractionStarter]: At program point L871(lines 20 872) the Hoare annotation is: (let ((.cse2 (not (= ~a21~0 10))) (.cse1 (not (= ~a21~0 9))) (.cse0 (= ~a24~0 1))) (or (and (< 11 ~a12~0) .cse0) (and .cse1 .cse0 .cse2) (and .cse0 (not (= 5 ~a15~0))) (and (<= (+ ~a12~0 49) 0) .cse2) (and .cse1 .cse0 (< 0 (+ ~a12~0 43))))) [2019-10-22 11:21:46,942 INFO L443 ceAbstractionStarter]: For program point L541(lines 541 870) no Hoare annotation was computed. [2019-10-22 11:21:46,942 INFO L443 ceAbstractionStarter]: For program point L211(lines 211 870) no Hoare annotation was computed. [2019-10-22 11:21:46,942 INFO L443 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-10-22 11:21:46,942 INFO L443 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2019-10-22 11:21:46,942 INFO L443 ceAbstractionStarter]: For program point L674(lines 674 870) no Hoare annotation was computed. [2019-10-22 11:21:46,943 INFO L443 ceAbstractionStarter]: For program point L807(lines 807 870) no Hoare annotation was computed. [2019-10-22 11:21:46,943 INFO L443 ceAbstractionStarter]: For program point L741(lines 741 870) no Hoare annotation was computed. [2019-10-22 11:21:46,943 INFO L443 ceAbstractionStarter]: For program point L609(lines 609 870) no Hoare annotation was computed. [2019-10-22 11:21:46,943 INFO L443 ceAbstractionStarter]: For program point L147-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,943 INFO L443 ceAbstractionStarter]: For program point L81-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,943 INFO L446 ceAbstractionStarter]: At program point L874(lines 874 890) the Hoare annotation is: true [2019-10-22 11:21:46,943 INFO L443 ceAbstractionStarter]: For program point L478(lines 478 870) no Hoare annotation was computed. [2019-10-22 11:21:46,943 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 870) no Hoare annotation was computed. [2019-10-22 11:21:46,943 INFO L443 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2019-10-22 11:21:46,944 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-10-22 11:21:46,944 INFO L443 ceAbstractionStarter]: For program point L677(lines 677 870) no Hoare annotation was computed. [2019-10-22 11:21:46,944 INFO L443 ceAbstractionStarter]: For program point L347(lines 347 870) no Hoare annotation was computed. [2019-10-22 11:21:46,944 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 870) no Hoare annotation was computed. [2019-10-22 11:21:46,944 INFO L443 ceAbstractionStarter]: For program point L150-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,944 INFO L443 ceAbstractionStarter]: For program point L84-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,944 INFO L443 ceAbstractionStarter]: For program point L547(lines 547 870) no Hoare annotation was computed. [2019-10-22 11:21:46,944 INFO L443 ceAbstractionStarter]: For program point L217(lines 217 870) no Hoare annotation was computed. [2019-10-22 11:21:46,944 INFO L443 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2019-10-22 11:21:46,944 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-10-22 11:21:46,945 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 11:21:46,945 INFO L443 ceAbstractionStarter]: For program point L747(lines 747 870) no Hoare annotation was computed. [2019-10-22 11:21:46,945 INFO L443 ceAbstractionStarter]: For program point L615(lines 615 870) no Hoare annotation was computed. [2019-10-22 11:21:46,945 INFO L443 ceAbstractionStarter]: For program point L153-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,945 INFO L443 ceAbstractionStarter]: For program point L87-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,945 INFO L443 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-10-22 11:21:46,945 INFO L443 ceAbstractionStarter]: For program point L21-2(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,945 INFO L443 ceAbstractionStarter]: For program point L814(lines 814 870) no Hoare annotation was computed. [2019-10-22 11:21:46,945 INFO L439 ceAbstractionStarter]: At program point L880-2(lines 880 889) the Hoare annotation is: (let ((.cse2 (not (= ~a21~0 10))) (.cse1 (not (= ~a21~0 9))) (.cse0 (= ~a24~0 1))) (or (and (< 11 ~a12~0) .cse0) (and .cse1 .cse0 .cse2) (and .cse0 (not (= 5 ~a15~0))) (and (<= (+ ~a12~0 49) 0) .cse2) (and .cse1 .cse0 (< 0 (+ ~a12~0 43))))) [2019-10-22 11:21:46,946 INFO L443 ceAbstractionStarter]: For program point L484(lines 484 870) no Hoare annotation was computed. [2019-10-22 11:21:46,946 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 870) no Hoare annotation was computed. [2019-10-22 11:21:46,946 INFO L443 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-10-22 11:21:46,946 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-10-22 11:21:46,946 INFO L443 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2019-10-22 11:21:46,946 INFO L443 ceAbstractionStarter]: For program point L683(lines 683 870) no Hoare annotation was computed. [2019-10-22 11:21:46,946 INFO L443 ceAbstractionStarter]: For program point L353(lines 353 870) no Hoare annotation was computed. [2019-10-22 11:21:46,946 INFO L443 ceAbstractionStarter]: For program point L552(lines 552 870) no Hoare annotation was computed. [2019-10-22 11:21:46,946 INFO L443 ceAbstractionStarter]: For program point L420(lines 420 870) no Hoare annotation was computed. [2019-10-22 11:21:46,946 INFO L443 ceAbstractionStarter]: For program point L156-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,946 INFO L443 ceAbstractionStarter]: For program point L90-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,947 INFO L443 ceAbstractionStarter]: For program point L24-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,947 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 870) no Hoare annotation was computed. [2019-10-22 11:21:46,947 INFO L443 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-10-22 11:21:46,947 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-10-22 11:21:46,947 INFO L443 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2019-10-22 11:21:46,947 INFO L443 ceAbstractionStarter]: For program point L752(lines 752 870) no Hoare annotation was computed. [2019-10-22 11:21:46,947 INFO L443 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2019-10-22 11:21:46,947 INFO L443 ceAbstractionStarter]: For program point L819(lines 819 870) no Hoare annotation was computed. [2019-10-22 11:21:46,947 INFO L443 ceAbstractionStarter]: For program point L621(lines 621 870) no Hoare annotation was computed. [2019-10-22 11:21:46,947 INFO L443 ceAbstractionStarter]: For program point L555(lines 555 870) no Hoare annotation was computed. [2019-10-22 11:21:46,947 INFO L443 ceAbstractionStarter]: For program point L159-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,949 INFO L443 ceAbstractionStarter]: For program point L93-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,949 INFO L443 ceAbstractionStarter]: For program point L27-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,949 INFO L443 ceAbstractionStarter]: For program point L688(lines 688 870) no Hoare annotation was computed. [2019-10-22 11:21:46,949 INFO L443 ceAbstractionStarter]: For program point L490(lines 490 870) no Hoare annotation was computed. [2019-10-22 11:21:46,949 INFO L443 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-10-22 11:21:46,949 INFO L443 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2019-10-22 11:21:46,949 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 11:21:46,949 INFO L443 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2019-10-22 11:21:46,949 INFO L443 ceAbstractionStarter]: For program point L359(lines 359 870) no Hoare annotation was computed. [2019-10-22 11:21:46,949 INFO L443 ceAbstractionStarter]: For program point L293(lines 293 870) no Hoare annotation was computed. [2019-10-22 11:21:46,950 INFO L443 ceAbstractionStarter]: For program point L426(lines 426 870) no Hoare annotation was computed. [2019-10-22 11:21:46,950 INFO L443 ceAbstractionStarter]: For program point L162-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,950 INFO L443 ceAbstractionStarter]: For program point L96-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,950 INFO L443 ceAbstractionStarter]: For program point L30-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,950 INFO L443 ceAbstractionStarter]: For program point L229(lines 229 870) no Hoare annotation was computed. [2019-10-22 11:21:46,950 INFO L443 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-10-22 11:21:46,950 INFO L443 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2019-10-22 11:21:46,950 INFO L443 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2019-10-22 11:21:46,950 INFO L443 ceAbstractionStarter]: For program point L758(lines 758 870) no Hoare annotation was computed. [2019-10-22 11:21:46,951 INFO L443 ceAbstractionStarter]: For program point L626(lines 626 870) no Hoare annotation was computed. [2019-10-22 11:21:46,951 INFO L443 ceAbstractionStarter]: For program point L825(lines 825 870) no Hoare annotation was computed. [2019-10-22 11:21:46,951 INFO L443 ceAbstractionStarter]: For program point L561(lines 561 870) no Hoare annotation was computed. [2019-10-22 11:21:46,951 INFO L443 ceAbstractionStarter]: For program point L495(lines 495 870) no Hoare annotation was computed. [2019-10-22 11:21:46,951 INFO L443 ceAbstractionStarter]: For program point L165-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,951 INFO L443 ceAbstractionStarter]: For program point L99-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,951 INFO L443 ceAbstractionStarter]: For program point L33-1(lines 20 872) no Hoare annotation was computed. [2019-10-22 11:21:46,951 INFO L443 ceAbstractionStarter]: For program point L694(lines 694 870) no Hoare annotation was computed. [2019-10-22 11:21:46,952 INFO L443 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2019-10-22 11:21:46,952 INFO L443 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-10-22 11:21:46,952 INFO L443 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2019-10-22 11:21:46,952 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 870) no Hoare annotation was computed. [2019-10-22 11:21:46,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 11:21:46 BoogieIcfgContainer [2019-10-22 11:21:46,981 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 11:21:46,981 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 11:21:46,981 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 11:21:46,982 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 11:21:46,983 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:21:35" (3/4) ... [2019-10-22 11:21:46,987 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 11:21:47,021 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 11:21:47,022 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 11:21:47,189 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_18076720-1103-4af4-a7ee-5d35238c758a/bin/utaipan/witness.graphml [2019-10-22 11:21:47,189 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 11:21:47,191 INFO L168 Benchmark]: Toolchain (without parser) took 13755.46 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 460.8 MB). Free memory was 939.1 MB in the beginning and 1.4 GB in the end (delta: -411.6 MB). Peak memory consumption was 49.2 MB. Max. memory is 11.5 GB. [2019-10-22 11:21:47,191 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 960.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:21:47,191 INFO L168 Benchmark]: CACSL2BoogieTranslator took 652.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -168.5 MB). Peak memory consumption was 25.4 MB. Max. memory is 11.5 GB. [2019-10-22 11:21:47,192 INFO L168 Benchmark]: Boogie Procedure Inliner took 125.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. [2019-10-22 11:21:47,192 INFO L168 Benchmark]: Boogie Preprocessor took 87.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:21:47,192 INFO L168 Benchmark]: RCFGBuilder took 1562.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 964.3 MB in the end (delta: 127.0 MB). Peak memory consumption was 127.0 MB. Max. memory is 11.5 GB. [2019-10-22 11:21:47,193 INFO L168 Benchmark]: TraceAbstraction took 11113.91 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 319.3 MB). Free memory was 963.0 MB in the beginning and 1.4 GB in the end (delta: -426.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:21:47,193 INFO L168 Benchmark]: Witness Printer took 207.70 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 38.4 MB). Peak memory consumption was 38.4 MB. Max. memory is 11.5 GB. [2019-10-22 11:21:47,195 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 960.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 652.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -168.5 MB). Peak memory consumption was 25.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 125.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 87.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1562.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 964.3 MB in the end (delta: 127.0 MB). Peak memory consumption was 127.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 11113.91 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 319.3 MB). Free memory was 963.0 MB in the beginning and 1.4 GB in the end (delta: -426.1 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 207.70 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 38.4 MB). Peak memory consumption was 38.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 157]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: ((((11 < a12 && a24 == 1) || ((!(a21 == 9) && a24 == 1) && !(a21 == 10))) || (a24 == 1 && !(5 == a15))) || (a12 + 49 <= 0 && !(a21 == 10))) || ((!(a21 == 9) && a24 == 1) && 0 < a12 + 43) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: ((((11 < a12 && a24 == 1) || ((!(a21 == 9) && a24 == 1) && !(a21 == 10))) || (a24 == 1 && !(5 == a15))) || (a12 + 49 <= 0 && !(a21 == 10))) || ((!(a21 == 9) && a24 == 1) && 0 < a12 + 43) - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 245 locations, 1 error locations. Result: SAFE, OverallTime: 11.0s, OverallIterations: 6, TraceHistogramMax: 5, AutomataDifference: 7.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 448 SDtfs, 1754 SDslu, 59 SDs, 0 SdLazy, 5117 SolverSat, 1028 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1152 GetRequests, 1130 SyntacticMatches, 3 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3386occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 1960 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 60 NumberOfFragments, 103 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1088 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 234 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1642 NumberOfCodeBlocks, 1642 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 2197 ConstructedInterpolants, 0 QuantifiedInterpolants, 2009787 SizeOfPredicates, 7 NumberOfNonLiveVariables, 749 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 10 InterpolantComputations, 8 PerfectInterpolantSequences, 2451/2520 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...