./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label22.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_cf49ae88-b91b-42db-82c9-009015f68abe/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_cf49ae88-b91b-42db-82c9-009015f68abe/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_cf49ae88-b91b-42db-82c9-009015f68abe/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_cf49ae88-b91b-42db-82c9-009015f68abe/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label22.c -s /tmp/vcloud-vcloud-master/worker/run_dir_cf49ae88-b91b-42db-82c9-009015f68abe/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_cf49ae88-b91b-42db-82c9-009015f68abe/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5d64bd7f5bbeaca0bb8c10d2e820a015bdae8eae ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-19 23:07:29,403 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 23:07:29,405 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 23:07:29,419 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 23:07:29,419 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 23:07:29,420 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 23:07:29,422 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 23:07:29,430 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 23:07:29,434 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 23:07:29,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 23:07:29,439 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 23:07:29,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 23:07:29,440 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 23:07:29,442 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 23:07:29,443 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 23:07:29,444 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 23:07:29,445 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 23:07:29,445 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 23:07:29,447 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 23:07:29,451 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 23:07:29,454 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 23:07:29,456 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 23:07:29,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 23:07:29,458 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 23:07:29,460 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 23:07:29,460 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 23:07:29,461 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 23:07:29,462 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 23:07:29,462 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 23:07:29,463 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 23:07:29,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 23:07:29,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 23:07:29,464 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 23:07:29,465 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 23:07:29,466 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 23:07:29,466 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 23:07:29,467 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 23:07:29,467 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 23:07:29,467 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 23:07:29,468 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 23:07:29,469 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 23:07:29,469 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_cf49ae88-b91b-42db-82c9-009015f68abe/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-19 23:07:29,493 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 23:07:29,493 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 23:07:29,494 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 23:07:29,494 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 23:07:29,494 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 23:07:29,494 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 23:07:29,494 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 23:07:29,495 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 23:07:29,495 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 23:07:29,495 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 23:07:29,506 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 23:07:29,506 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 23:07:29,506 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 23:07:29,506 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 23:07:29,507 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 23:07:29,507 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 23:07:29,507 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 23:07:29,507 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 23:07:29,507 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 23:07:29,508 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 23:07:29,508 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 23:07:29,508 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 23:07:29,508 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 23:07:29,508 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 23:07:29,508 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 23:07:29,509 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 23:07:29,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-19 23:07:29,509 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 23:07:29,509 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_cf49ae88-b91b-42db-82c9-009015f68abe/bin/uautomizer 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 -> Automizer 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 -> 5d64bd7f5bbeaca0bb8c10d2e820a015bdae8eae [2019-11-19 23:07:29,654 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 23:07:29,667 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 23:07:29,670 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 23:07:29,671 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 23:07:29,671 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 23:07:29,672 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_cf49ae88-b91b-42db-82c9-009015f68abe/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem03_label22.c [2019-11-19 23:07:29,726 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cf49ae88-b91b-42db-82c9-009015f68abe/bin/uautomizer/data/e11408ce5/d4906ecc749a4af89e63c9b1c790e746/FLAG3c78fb7d1 [2019-11-19 23:07:30,271 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 23:07:30,271 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_cf49ae88-b91b-42db-82c9-009015f68abe/sv-benchmarks/c/eca-rers2012/Problem03_label22.c [2019-11-19 23:07:30,286 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cf49ae88-b91b-42db-82c9-009015f68abe/bin/uautomizer/data/e11408ce5/d4906ecc749a4af89e63c9b1c790e746/FLAG3c78fb7d1 [2019-11-19 23:07:30,702 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_cf49ae88-b91b-42db-82c9-009015f68abe/bin/uautomizer/data/e11408ce5/d4906ecc749a4af89e63c9b1c790e746 [2019-11-19 23:07:30,704 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 23:07:30,705 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 23:07:30,706 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 23:07:30,706 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 23:07:30,709 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 23:07:30,710 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:07:30" (1/1) ... [2019-11-19 23:07:30,712 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@987398d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:07:30, skipping insertion in model container [2019-11-19 23:07:30,713 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:07:30" (1/1) ... [2019-11-19 23:07:30,721 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 23:07:30,806 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 23:07:31,524 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 23:07:31,531 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 23:07:31,768 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 23:07:31,784 INFO L192 MainTranslator]: Completed translation [2019-11-19 23:07:31,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:07:31 WrapperNode [2019-11-19 23:07:31,785 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 23:07:31,786 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 23:07:31,786 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 23:07:31,786 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 23:07:31,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:07:31" (1/1) ... [2019-11-19 23:07:31,831 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:07:31" (1/1) ... [2019-11-19 23:07:31,909 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 23:07:31,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 23:07:31,911 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 23:07:31,911 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 23:07:31,920 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:07:31" (1/1) ... [2019-11-19 23:07:31,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:07:31" (1/1) ... [2019-11-19 23:07:31,925 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:07:31" (1/1) ... [2019-11-19 23:07:31,926 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:07:31" (1/1) ... [2019-11-19 23:07:31,962 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:07:31" (1/1) ... [2019-11-19 23:07:31,975 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:07:31" (1/1) ... [2019-11-19 23:07:31,983 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:07:31" (1/1) ... [2019-11-19 23:07:32,001 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 23:07:32,002 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 23:07:32,002 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 23:07:32,002 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 23:07:32,003 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:07:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf49ae88-b91b-42db-82c9-009015f68abe/bin/uautomizer/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 [2019-11-19 23:07:32,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 23:07:32,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 23:07:33,949 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 23:07:33,949 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-19 23:07:33,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:07:33 BoogieIcfgContainer [2019-11-19 23:07:33,950 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 23:07:33,951 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-19 23:07:33,951 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-19 23:07:33,956 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-19 23:07:33,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 11:07:30" (1/3) ... [2019-11-19 23:07:33,958 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6239f761 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 11:07:33, skipping insertion in model container [2019-11-19 23:07:33,958 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:07:31" (2/3) ... [2019-11-19 23:07:33,958 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6239f761 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 11:07:33, skipping insertion in model container [2019-11-19 23:07:33,959 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:07:33" (3/3) ... [2019-11-19 23:07:33,960 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem03_label22.c [2019-11-19 23:07:33,968 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-19 23:07:33,976 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-19 23:07:33,985 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-19 23:07:34,019 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-19 23:07:34,019 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-19 23:07:34,019 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-19 23:07:34,020 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-19 23:07:34,020 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-19 23:07:34,020 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-19 23:07:34,020 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-19 23:07:34,021 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-19 23:07:34,044 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states. [2019-11-19 23:07:34,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2019-11-19 23:07:34,061 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 23:07:34,062 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 23:07:34,062 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 23:07:34,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:07:34,067 INFO L82 PathProgramCache]: Analyzing trace with hash -1133598669, now seen corresponding path program 1 times [2019-11-19 23:07:34,075 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 23:07:34,075 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271751566] [2019-11-19 23:07:34,075 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 23:07:34,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:07:34,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 23:07:34,664 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1271751566] [2019-11-19 23:07:34,664 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 23:07:34,665 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 23:07:34,666 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482772463] [2019-11-19 23:07:34,670 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 23:07:34,671 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 23:07:34,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 23:07:34,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 23:07:34,685 INFO L87 Difference]: Start difference. First operand 302 states. Second operand 3 states. [2019-11-19 23:07:36,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 23:07:36,030 INFO L93 Difference]: Finished difference Result 829 states and 1478 transitions. [2019-11-19 23:07:36,031 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 23:07:36,032 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 167 [2019-11-19 23:07:36,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 23:07:36,047 INFO L225 Difference]: With dead ends: 829 [2019-11-19 23:07:36,047 INFO L226 Difference]: Without dead ends: 463 [2019-11-19 23:07:36,051 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 23:07:36,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2019-11-19 23:07:36,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 449. [2019-11-19 23:07:36,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 449 states. [2019-11-19 23:07:36,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 449 states and 725 transitions. [2019-11-19 23:07:36,112 INFO L78 Accepts]: Start accepts. Automaton has 449 states and 725 transitions. Word has length 167 [2019-11-19 23:07:36,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 23:07:36,113 INFO L462 AbstractCegarLoop]: Abstraction has 449 states and 725 transitions. [2019-11-19 23:07:36,114 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 23:07:36,114 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 725 transitions. [2019-11-19 23:07:36,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-11-19 23:07:36,118 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 23:07:36,119 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 23:07:36,119 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 23:07:36,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:07:36,120 INFO L82 PathProgramCache]: Analyzing trace with hash 1783223651, now seen corresponding path program 1 times [2019-11-19 23:07:36,120 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 23:07:36,120 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585831364] [2019-11-19 23:07:36,120 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 23:07:36,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:07:36,233 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 23:07:36,234 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585831364] [2019-11-19 23:07:36,234 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 23:07:36,234 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 23:07:36,235 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918015307] [2019-11-19 23:07:36,242 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-19 23:07:36,243 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 23:07:36,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-19 23:07:36,243 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 23:07:36,244 INFO L87 Difference]: Start difference. First operand 449 states and 725 transitions. Second operand 4 states. [2019-11-19 23:07:37,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 23:07:37,728 INFO L93 Difference]: Finished difference Result 1737 states and 2828 transitions. [2019-11-19 23:07:37,728 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-19 23:07:37,728 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 172 [2019-11-19 23:07:37,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 23:07:37,737 INFO L225 Difference]: With dead ends: 1737 [2019-11-19 23:07:37,737 INFO L226 Difference]: Without dead ends: 1290 [2019-11-19 23:07:37,739 INFO L630 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 [2019-11-19 23:07:37,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1290 states. [2019-11-19 23:07:37,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1290 to 859. [2019-11-19 23:07:37,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 859 states. [2019-11-19 23:07:37,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 859 states and 1316 transitions. [2019-11-19 23:07:37,782 INFO L78 Accepts]: Start accepts. Automaton has 859 states and 1316 transitions. Word has length 172 [2019-11-19 23:07:37,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 23:07:37,782 INFO L462 AbstractCegarLoop]: Abstraction has 859 states and 1316 transitions. [2019-11-19 23:07:37,783 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-19 23:07:37,783 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1316 transitions. [2019-11-19 23:07:37,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-11-19 23:07:37,789 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 23:07:37,790 INFO L410 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2019-11-19 23:07:37,790 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 23:07:37,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:07:37,790 INFO L82 PathProgramCache]: Analyzing trace with hash 194017064, now seen corresponding path program 1 times [2019-11-19 23:07:37,791 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 23:07:37,791 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274226752] [2019-11-19 23:07:37,791 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 23:07:37,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:07:37,983 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 23:07:37,983 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274226752] [2019-11-19 23:07:37,984 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 23:07:37,984 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 23:07:37,984 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234257736] [2019-11-19 23:07:37,985 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-19 23:07:37,985 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 23:07:37,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-19 23:07:37,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 23:07:37,986 INFO L87 Difference]: Start difference. First operand 859 states and 1316 transitions. Second operand 4 states. [2019-11-19 23:07:39,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 23:07:39,594 INFO L93 Difference]: Finished difference Result 3344 states and 5142 transitions. [2019-11-19 23:07:39,594 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-19 23:07:39,594 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 174 [2019-11-19 23:07:39,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 23:07:39,607 INFO L225 Difference]: With dead ends: 3344 [2019-11-19 23:07:39,608 INFO L226 Difference]: Without dead ends: 2487 [2019-11-19 23:07:39,609 INFO L630 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 [2019-11-19 23:07:39,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2487 states. [2019-11-19 23:07:39,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2487 to 2485. [2019-11-19 23:07:39,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2485 states. [2019-11-19 23:07:39,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2485 states to 2485 states and 3446 transitions. [2019-11-19 23:07:39,672 INFO L78 Accepts]: Start accepts. Automaton has 2485 states and 3446 transitions. Word has length 174 [2019-11-19 23:07:39,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 23:07:39,673 INFO L462 AbstractCegarLoop]: Abstraction has 2485 states and 3446 transitions. [2019-11-19 23:07:39,673 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-19 23:07:39,673 INFO L276 IsEmpty]: Start isEmpty. Operand 2485 states and 3446 transitions. [2019-11-19 23:07:39,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-11-19 23:07:39,686 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 23:07:39,687 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2019-11-19 23:07:39,687 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 23:07:39,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:07:39,688 INFO L82 PathProgramCache]: Analyzing trace with hash 2000740269, now seen corresponding path program 1 times [2019-11-19 23:07:39,688 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 23:07:39,689 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374331341] [2019-11-19 23:07:39,689 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 23:07:39,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:07:39,775 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-19 23:07:39,776 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1374331341] [2019-11-19 23:07:39,776 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 23:07:39,777 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 23:07:39,777 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708734571] [2019-11-19 23:07:39,777 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 23:07:39,778 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 23:07:39,778 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 23:07:39,778 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 23:07:39,778 INFO L87 Difference]: Start difference. First operand 2485 states and 3446 transitions. Second operand 3 states. [2019-11-19 23:07:40,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 23:07:40,152 INFO L93 Difference]: Finished difference Result 7439 states and 10319 transitions. [2019-11-19 23:07:40,153 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 23:07:40,153 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 187 [2019-11-19 23:07:40,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 23:07:40,177 INFO L225 Difference]: With dead ends: 7439 [2019-11-19 23:07:40,178 INFO L226 Difference]: Without dead ends: 4956 [2019-11-19 23:07:40,181 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 23:07:40,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4956 states. [2019-11-19 23:07:40,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4956 to 4953. [2019-11-19 23:07:40,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4953 states. [2019-11-19 23:07:40,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4953 states to 4953 states and 6860 transitions. [2019-11-19 23:07:40,293 INFO L78 Accepts]: Start accepts. Automaton has 4953 states and 6860 transitions. Word has length 187 [2019-11-19 23:07:40,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 23:07:40,293 INFO L462 AbstractCegarLoop]: Abstraction has 4953 states and 6860 transitions. [2019-11-19 23:07:40,294 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 23:07:40,294 INFO L276 IsEmpty]: Start isEmpty. Operand 4953 states and 6860 transitions. [2019-11-19 23:07:40,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2019-11-19 23:07:40,301 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 23:07:40,302 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2019-11-19 23:07:40,302 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 23:07:40,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:07:40,302 INFO L82 PathProgramCache]: Analyzing trace with hash -1161579327, now seen corresponding path program 1 times [2019-11-19 23:07:40,303 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 23:07:40,303 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136180778] [2019-11-19 23:07:40,303 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 23:07:40,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:07:40,392 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-19 23:07:40,392 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2136180778] [2019-11-19 23:07:40,393 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 23:07:40,393 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 23:07:40,393 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694326896] [2019-11-19 23:07:40,394 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 23:07:40,394 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 23:07:40,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 23:07:40,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 23:07:40,394 INFO L87 Difference]: Start difference. First operand 4953 states and 6860 transitions. Second operand 3 states. [2019-11-19 23:07:40,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 23:07:40,895 INFO L93 Difference]: Finished difference Result 9866 states and 13666 transitions. [2019-11-19 23:07:40,896 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 23:07:40,896 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 195 [2019-11-19 23:07:40,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 23:07:40,914 INFO L225 Difference]: With dead ends: 9866 [2019-11-19 23:07:40,914 INFO L226 Difference]: Without dead ends: 4915 [2019-11-19 23:07:40,919 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 23:07:40,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4915 states. [2019-11-19 23:07:40,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4915 to 4915. [2019-11-19 23:07:40,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4915 states. [2019-11-19 23:07:40,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4915 states to 4915 states and 6676 transitions. [2019-11-19 23:07:40,998 INFO L78 Accepts]: Start accepts. Automaton has 4915 states and 6676 transitions. Word has length 195 [2019-11-19 23:07:40,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 23:07:40,998 INFO L462 AbstractCegarLoop]: Abstraction has 4915 states and 6676 transitions. [2019-11-19 23:07:40,998 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 23:07:40,998 INFO L276 IsEmpty]: Start isEmpty. Operand 4915 states and 6676 transitions. [2019-11-19 23:07:41,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2019-11-19 23:07:41,004 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 23:07:41,005 INFO L410 BasicCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2019-11-19 23:07:41,005 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 23:07:41,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:07:41,006 INFO L82 PathProgramCache]: Analyzing trace with hash -1084371729, now seen corresponding path program 1 times [2019-11-19 23:07:41,006 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 23:07:41,006 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543976580] [2019-11-19 23:07:41,006 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 23:07:41,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:07:41,225 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 23:07:41,225 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543976580] [2019-11-19 23:07:41,226 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 23:07:41,226 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 23:07:41,227 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128222101] [2019-11-19 23:07:41,227 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 23:07:41,227 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 23:07:41,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 23:07:41,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-19 23:07:41,228 INFO L87 Difference]: Start difference. First operand 4915 states and 6676 transitions. Second operand 5 states. [2019-11-19 23:07:42,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 23:07:42,627 INFO L93 Difference]: Finished difference Result 11066 states and 15191 transitions. [2019-11-19 23:07:42,629 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-19 23:07:42,629 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 205 [2019-11-19 23:07:42,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 23:07:42,652 INFO L225 Difference]: With dead ends: 11066 [2019-11-19 23:07:42,653 INFO L226 Difference]: Without dead ends: 6153 [2019-11-19 23:07:42,657 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-19 23:07:42,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6153 states. [2019-11-19 23:07:42,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6153 to 5321. [2019-11-19 23:07:42,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5321 states. [2019-11-19 23:07:42,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5321 states to 5321 states and 7222 transitions. [2019-11-19 23:07:42,746 INFO L78 Accepts]: Start accepts. Automaton has 5321 states and 7222 transitions. Word has length 205 [2019-11-19 23:07:42,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 23:07:42,747 INFO L462 AbstractCegarLoop]: Abstraction has 5321 states and 7222 transitions. [2019-11-19 23:07:42,747 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 23:07:42,747 INFO L276 IsEmpty]: Start isEmpty. Operand 5321 states and 7222 transitions. [2019-11-19 23:07:42,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2019-11-19 23:07:42,755 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 23:07:42,755 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 23:07:42,756 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 23:07:42,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:07:42,756 INFO L82 PathProgramCache]: Analyzing trace with hash 227764771, now seen corresponding path program 1 times [2019-11-19 23:07:42,756 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 23:07:42,757 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043311692] [2019-11-19 23:07:42,757 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 23:07:42,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:07:42,866 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 56 proven. 8 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-11-19 23:07:42,866 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2043311692] [2019-11-19 23:07:42,866 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [159089563] [2019-11-19 23:07:42,867 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf49ae88-b91b-42db-82c9-009015f68abe/bin/uautomizer/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 [2019-11-19 23:07:43,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:07:43,020 INFO L255 TraceCheckSpWp]: Trace formula consists of 521 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-19 23:07:43,044 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 23:07:43,123 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-11-19 23:07:43,124 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-19 23:07:43,124 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 3 [2019-11-19 23:07:43,125 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471270698] [2019-11-19 23:07:43,125 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 23:07:43,125 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 23:07:43,126 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 23:07:43,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 23:07:43,127 INFO L87 Difference]: Start difference. First operand 5321 states and 7222 transitions. Second operand 3 states. [2019-11-19 23:07:43,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 23:07:43,470 INFO L93 Difference]: Finished difference Result 15957 states and 21660 transitions. [2019-11-19 23:07:43,470 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 23:07:43,471 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 239 [2019-11-19 23:07:43,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 23:07:43,527 INFO L225 Difference]: With dead ends: 15957 [2019-11-19 23:07:43,527 INFO L226 Difference]: Without dead ends: 10638 [2019-11-19 23:07:43,533 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 239 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 23:07:43,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10638 states. [2019-11-19 23:07:43,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10638 to 10636. [2019-11-19 23:07:43,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10636 states. [2019-11-19 23:07:43,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10636 states to 10636 states and 14415 transitions. [2019-11-19 23:07:43,795 INFO L78 Accepts]: Start accepts. Automaton has 10636 states and 14415 transitions. Word has length 239 [2019-11-19 23:07:43,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 23:07:43,796 INFO L462 AbstractCegarLoop]: Abstraction has 10636 states and 14415 transitions. [2019-11-19 23:07:43,796 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 23:07:43,797 INFO L276 IsEmpty]: Start isEmpty. Operand 10636 states and 14415 transitions. [2019-11-19 23:07:43,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2019-11-19 23:07:43,809 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 23:07:43,810 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 23:07:44,013 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-19 23:07:44,013 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 23:07:44,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:07:44,014 INFO L82 PathProgramCache]: Analyzing trace with hash 1616170837, now seen corresponding path program 1 times [2019-11-19 23:07:44,014 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 23:07:44,014 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346651841] [2019-11-19 23:07:44,015 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 23:07:44,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:07:44,178 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-19 23:07:44,178 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346651841] [2019-11-19 23:07:44,179 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 23:07:44,179 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 23:07:44,179 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638257210] [2019-11-19 23:07:44,180 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 23:07:44,180 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 23:07:44,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 23:07:44,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 23:07:44,181 INFO L87 Difference]: Start difference. First operand 10636 states and 14415 transitions. Second operand 3 states. [2019-11-19 23:07:45,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 23:07:45,208 INFO L93 Difference]: Finished difference Result 31442 states and 42521 transitions. [2019-11-19 23:07:45,208 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 23:07:45,208 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 240 [2019-11-19 23:07:45,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 23:07:45,240 INFO L225 Difference]: With dead ends: 31442 [2019-11-19 23:07:45,241 INFO L226 Difference]: Without dead ends: 20808 [2019-11-19 23:07:45,252 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 23:07:45,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20808 states. [2019-11-19 23:07:45,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20808 to 20804. [2019-11-19 23:07:45,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20804 states. [2019-11-19 23:07:45,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20804 states to 20804 states and 26387 transitions. [2019-11-19 23:07:45,500 INFO L78 Accepts]: Start accepts. Automaton has 20804 states and 26387 transitions. Word has length 240 [2019-11-19 23:07:45,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 23:07:45,500 INFO L462 AbstractCegarLoop]: Abstraction has 20804 states and 26387 transitions. [2019-11-19 23:07:45,500 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 23:07:45,501 INFO L276 IsEmpty]: Start isEmpty. Operand 20804 states and 26387 transitions. [2019-11-19 23:07:45,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2019-11-19 23:07:45,520 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 23:07:45,521 INFO L410 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 23:07:45,521 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 23:07:45,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:07:45,521 INFO L82 PathProgramCache]: Analyzing trace with hash -915409615, now seen corresponding path program 1 times [2019-11-19 23:07:45,522 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 23:07:45,525 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720083807] [2019-11-19 23:07:45,526 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 23:07:45,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:07:45,701 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 23:07:45,702 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1720083807] [2019-11-19 23:07:45,702 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 23:07:45,702 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 23:07:45,702 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236154075] [2019-11-19 23:07:45,703 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-19 23:07:45,703 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 23:07:45,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-19 23:07:45,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 23:07:45,704 INFO L87 Difference]: Start difference. First operand 20804 states and 26387 transitions. Second operand 4 states. [2019-11-19 23:07:47,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 23:07:47,186 INFO L93 Difference]: Finished difference Result 67013 states and 84831 transitions. [2019-11-19 23:07:47,186 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-19 23:07:47,186 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 245 [2019-11-19 23:07:47,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 23:07:47,261 INFO L225 Difference]: With dead ends: 67013 [2019-11-19 23:07:47,261 INFO L226 Difference]: Without dead ends: 46211 [2019-11-19 23:07:47,282 INFO L630 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 [2019-11-19 23:07:47,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46211 states. [2019-11-19 23:07:47,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46211 to 36029. [2019-11-19 23:07:47,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36029 states. [2019-11-19 23:07:47,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36029 states to 36029 states and 44359 transitions. [2019-11-19 23:07:47,736 INFO L78 Accepts]: Start accepts. Automaton has 36029 states and 44359 transitions. Word has length 245 [2019-11-19 23:07:47,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 23:07:47,737 INFO L462 AbstractCegarLoop]: Abstraction has 36029 states and 44359 transitions. [2019-11-19 23:07:47,737 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-19 23:07:47,737 INFO L276 IsEmpty]: Start isEmpty. Operand 36029 states and 44359 transitions. [2019-11-19 23:07:47,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2019-11-19 23:07:47,770 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 23:07:47,771 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 23:07:47,771 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 23:07:47,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:07:47,771 INFO L82 PathProgramCache]: Analyzing trace with hash 752568515, now seen corresponding path program 1 times [2019-11-19 23:07:47,772 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 23:07:47,772 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194520920] [2019-11-19 23:07:47,772 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 23:07:47,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:07:47,888 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2019-11-19 23:07:47,888 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194520920] [2019-11-19 23:07:47,890 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 23:07:47,891 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 23:07:47,891 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347208836] [2019-11-19 23:07:47,891 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-19 23:07:47,892 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 23:07:47,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-19 23:07:47,892 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 23:07:47,892 INFO L87 Difference]: Start difference. First operand 36029 states and 44359 transitions. Second operand 4 states. [2019-11-19 23:07:49,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 23:07:49,059 INFO L93 Difference]: Finished difference Result 71650 states and 88069 transitions. [2019-11-19 23:07:49,059 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-19 23:07:49,059 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 266 [2019-11-19 23:07:49,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 23:07:49,099 INFO L225 Difference]: With dead ends: 71650 [2019-11-19 23:07:49,100 INFO L226 Difference]: Without dead ends: 35623 [2019-11-19 23:07:49,123 INFO L630 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 [2019-11-19 23:07:49,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35623 states. [2019-11-19 23:07:49,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35623 to 35623. [2019-11-19 23:07:49,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35623 states. [2019-11-19 23:07:49,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35623 states to 35623 states and 41422 transitions. [2019-11-19 23:07:49,693 INFO L78 Accepts]: Start accepts. Automaton has 35623 states and 41422 transitions. Word has length 266 [2019-11-19 23:07:49,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 23:07:49,694 INFO L462 AbstractCegarLoop]: Abstraction has 35623 states and 41422 transitions. [2019-11-19 23:07:49,694 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-19 23:07:49,694 INFO L276 IsEmpty]: Start isEmpty. Operand 35623 states and 41422 transitions. [2019-11-19 23:07:49,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2019-11-19 23:07:49,721 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 23:07:49,722 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 23:07:49,722 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 23:07:49,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:07:49,722 INFO L82 PathProgramCache]: Analyzing trace with hash 1942509672, now seen corresponding path program 1 times [2019-11-19 23:07:49,722 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 23:07:49,723 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148663226] [2019-11-19 23:07:49,723 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 23:07:49,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:07:49,858 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2019-11-19 23:07:49,858 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [148663226] [2019-11-19 23:07:49,859 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 23:07:49,859 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 23:07:49,859 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536836534] [2019-11-19 23:07:49,859 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-19 23:07:49,860 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 23:07:49,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-19 23:07:49,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 23:07:49,861 INFO L87 Difference]: Start difference. First operand 35623 states and 41422 transitions. Second operand 4 states. [2019-11-19 23:07:51,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 23:07:51,517 INFO L93 Difference]: Finished difference Result 132704 states and 154476 transitions. [2019-11-19 23:07:51,518 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-19 23:07:51,518 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 268 [2019-11-19 23:07:51,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 23:07:51,598 INFO L225 Difference]: With dead ends: 132704 [2019-11-19 23:07:51,598 INFO L226 Difference]: Without dead ends: 97083 [2019-11-19 23:07:51,628 INFO L630 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 [2019-11-19 23:07:51,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97083 states. [2019-11-19 23:07:52,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97083 to 97081. [2019-11-19 23:07:52,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97081 states. [2019-11-19 23:07:52,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97081 states to 97081 states and 112835 transitions. [2019-11-19 23:07:52,814 INFO L78 Accepts]: Start accepts. Automaton has 97081 states and 112835 transitions. Word has length 268 [2019-11-19 23:07:52,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 23:07:52,814 INFO L462 AbstractCegarLoop]: Abstraction has 97081 states and 112835 transitions. [2019-11-19 23:07:52,814 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-19 23:07:52,814 INFO L276 IsEmpty]: Start isEmpty. Operand 97081 states and 112835 transitions. [2019-11-19 23:07:52,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2019-11-19 23:07:52,835 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 23:07:52,836 INFO L410 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 4, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 23:07:52,836 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 23:07:52,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:07:52,837 INFO L82 PathProgramCache]: Analyzing trace with hash 962018805, now seen corresponding path program 1 times [2019-11-19 23:07:52,837 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 23:07:52,837 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466316745] [2019-11-19 23:07:52,837 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 23:07:52,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:07:52,932 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2019-11-19 23:07:52,932 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466316745] [2019-11-19 23:07:52,932 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 23:07:52,932 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 23:07:52,933 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320425363] [2019-11-19 23:07:52,933 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 23:07:52,933 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 23:07:52,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 23:07:52,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 23:07:52,934 INFO L87 Difference]: Start difference. First operand 97081 states and 112835 transitions. Second operand 3 states. [2019-11-19 23:07:53,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 23:07:53,953 INFO L93 Difference]: Finished difference Result 194184 states and 225710 transitions. [2019-11-19 23:07:53,953 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 23:07:53,953 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 272 [2019-11-19 23:07:53,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 23:07:54,025 INFO L225 Difference]: With dead ends: 194184 [2019-11-19 23:07:54,025 INFO L226 Difference]: Without dead ends: 97105 [2019-11-19 23:07:54,067 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 23:07:54,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97105 states. [2019-11-19 23:07:55,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97105 to 94645. [2019-11-19 23:07:55,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94645 states. [2019-11-19 23:07:55,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94645 states to 94645 states and 105258 transitions. [2019-11-19 23:07:55,407 INFO L78 Accepts]: Start accepts. Automaton has 94645 states and 105258 transitions. Word has length 272 [2019-11-19 23:07:55,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 23:07:55,407 INFO L462 AbstractCegarLoop]: Abstraction has 94645 states and 105258 transitions. [2019-11-19 23:07:55,408 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 23:07:55,408 INFO L276 IsEmpty]: Start isEmpty. Operand 94645 states and 105258 transitions. [2019-11-19 23:07:55,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2019-11-19 23:07:55,417 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 23:07:55,417 INFO L410 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 23:07:55,417 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 23:07:55,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:07:55,418 INFO L82 PathProgramCache]: Analyzing trace with hash 853434924, now seen corresponding path program 1 times [2019-11-19 23:07:55,418 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 23:07:55,418 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790697219] [2019-11-19 23:07:55,418 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 23:07:55,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:07:55,568 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2019-11-19 23:07:55,568 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790697219] [2019-11-19 23:07:55,569 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 23:07:55,569 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 23:07:55,569 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334182050] [2019-11-19 23:07:55,570 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 23:07:55,570 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 23:07:55,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 23:07:55,574 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 23:07:55,574 INFO L87 Difference]: Start difference. First operand 94645 states and 105258 transitions. Second operand 3 states. [2019-11-19 23:07:56,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 23:07:56,731 INFO L93 Difference]: Finished difference Result 187091 states and 207918 transitions. [2019-11-19 23:07:56,732 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 23:07:56,732 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 300 [2019-11-19 23:07:56,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 23:07:56,797 INFO L225 Difference]: With dead ends: 187091 [2019-11-19 23:07:56,797 INFO L226 Difference]: Without dead ends: 92448 [2019-11-19 23:07:56,827 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 23:07:56,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92448 states. [2019-11-19 23:07:58,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92448 to 92412. [2019-11-19 23:07:58,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92412 states. [2019-11-19 23:07:58,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92412 states to 92412 states and 100986 transitions. [2019-11-19 23:07:58,301 INFO L78 Accepts]: Start accepts. Automaton has 92412 states and 100986 transitions. Word has length 300 [2019-11-19 23:07:58,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 23:07:58,301 INFO L462 AbstractCegarLoop]: Abstraction has 92412 states and 100986 transitions. [2019-11-19 23:07:58,301 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 23:07:58,301 INFO L276 IsEmpty]: Start isEmpty. Operand 92412 states and 100986 transitions. [2019-11-19 23:07:58,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2019-11-19 23:07:58,309 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 23:07:58,310 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 23:07:58,310 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 23:07:58,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:07:58,311 INFO L82 PathProgramCache]: Analyzing trace with hash 1530237930, now seen corresponding path program 1 times [2019-11-19 23:07:58,311 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 23:07:58,311 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913715379] [2019-11-19 23:07:58,311 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 23:07:58,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:07:58,448 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2019-11-19 23:07:58,448 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913715379] [2019-11-19 23:07:58,448 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 23:07:58,449 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 23:07:58,449 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564110507] [2019-11-19 23:07:58,449 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 23:07:58,450 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 23:07:58,450 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 23:07:58,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 23:07:58,450 INFO L87 Difference]: Start difference. First operand 92412 states and 100986 transitions. Second operand 3 states. [2019-11-19 23:07:59,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 23:07:59,664 INFO L93 Difference]: Finished difference Result 228010 states and 249373 transitions. [2019-11-19 23:07:59,664 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 23:07:59,664 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 303 [2019-11-19 23:07:59,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 23:07:59,773 INFO L225 Difference]: With dead ends: 228010 [2019-11-19 23:07:59,774 INFO L226 Difference]: Without dead ends: 135600 [2019-11-19 23:07:59,811 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 23:07:59,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135600 states. [2019-11-19 23:08:04,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135600 to 135582. [2019-11-19 23:08:04,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135582 states. [2019-11-19 23:08:04,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135582 states to 135582 states and 148241 transitions. [2019-11-19 23:08:04,222 INFO L78 Accepts]: Start accepts. Automaton has 135582 states and 148241 transitions. Word has length 303 [2019-11-19 23:08:04,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 23:08:04,223 INFO L462 AbstractCegarLoop]: Abstraction has 135582 states and 148241 transitions. [2019-11-19 23:08:04,223 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 23:08:04,223 INFO L276 IsEmpty]: Start isEmpty. Operand 135582 states and 148241 transitions. [2019-11-19 23:08:04,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-11-19 23:08:04,240 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 23:08:04,240 INFO L410 BasicCegarLoop]: trace histogram [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, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 23:08:04,240 INFO L410 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 23:08:04,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 23:08:04,241 INFO L82 PathProgramCache]: Analyzing trace with hash 2085834207, now seen corresponding path program 1 times [2019-11-19 23:08:04,241 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 23:08:04,241 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753501281] [2019-11-19 23:08:04,242 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 23:08:04,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:08:04,405 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 105 proven. 3 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2019-11-19 23:08:04,405 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [753501281] [2019-11-19 23:08:04,405 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1234488195] [2019-11-19 23:08:04,405 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cf49ae88-b91b-42db-82c9-009015f68abe/bin/uautomizer/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 [2019-11-19 23:08:04,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 23:08:04,554 INFO L255 TraceCheckSpWp]: Trace formula consists of 555 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-19 23:08:04,567 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 23:08:04,645 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2019-11-19 23:08:04,645 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-19 23:08:04,645 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2019-11-19 23:08:04,645 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275140549] [2019-11-19 23:08:04,646 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 23:08:04,646 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 23:08:04,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 23:08:04,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-19 23:08:04,647 INFO L87 Difference]: Start difference. First operand 135582 states and 148241 transitions. Second operand 3 states. [2019-11-19 23:08:06,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 23:08:06,356 INFO L93 Difference]: Finished difference Result 307400 states and 337192 transitions. [2019-11-19 23:08:06,357 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 23:08:06,357 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 310 [2019-11-19 23:08:06,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 23:08:06,357 INFO L225 Difference]: With dead ends: 307400 [2019-11-19 23:08:06,357 INFO L226 Difference]: Without dead ends: 0 [2019-11-19 23:08:06,386 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 313 GetRequests, 309 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-19 23:08:06,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-19 23:08:06,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-19 23:08:06,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-19 23:08:06,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-19 23:08:06,387 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 310 [2019-11-19 23:08:06,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 23:08:06,388 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 23:08:06,388 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 23:08:06,388 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-19 23:08:06,388 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-19 23:08:06,591 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-19 23:08:06,596 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-19 23:08:10,625 WARN L191 SmtUtils]: Spent 4.01 s on a formula simplification. DAG size of input: 1059 DAG size of output: 347 [2019-11-19 23:08:13,798 WARN L191 SmtUtils]: Spent 3.17 s on a formula simplification. DAG size of input: 1059 DAG size of output: 347 [2019-11-19 23:08:16,352 WARN L191 SmtUtils]: Spent 2.55 s on a formula simplification. DAG size of input: 345 DAG size of output: 56 [2019-11-19 23:08:18,563 WARN L191 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 345 DAG size of output: 56 [2019-11-19 23:08:18,565 INFO L444 ceAbstractionStarter]: For program point L498(lines 498 511) no Hoare annotation was computed. [2019-11-19 23:08:18,565 INFO L444 ceAbstractionStarter]: For program point L498-2(lines 498 511) no Hoare annotation was computed. [2019-11-19 23:08:18,565 INFO L444 ceAbstractionStarter]: For program point L1423(lines 1423 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,565 INFO L444 ceAbstractionStarter]: For program point L366(lines 366 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,565 INFO L444 ceAbstractionStarter]: For program point L1622-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,565 INFO L444 ceAbstractionStarter]: For program point L1556-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,565 INFO L444 ceAbstractionStarter]: For program point L1490-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,565 INFO L444 ceAbstractionStarter]: For program point L301(lines 301 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,566 INFO L444 ceAbstractionStarter]: For program point L1226(lines 1226 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,566 INFO L444 ceAbstractionStarter]: For program point L1623(line 1623) no Hoare annotation was computed. [2019-11-19 23:08:18,566 INFO L444 ceAbstractionStarter]: For program point L566(lines 566 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,566 INFO L444 ceAbstractionStarter]: For program point L1557(line 1557) no Hoare annotation was computed. [2019-11-19 23:08:18,566 INFO L444 ceAbstractionStarter]: For program point L1491(line 1491) no Hoare annotation was computed. [2019-11-19 23:08:18,566 INFO L444 ceAbstractionStarter]: For program point L434(lines 434 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,566 INFO L444 ceAbstractionStarter]: For program point L1359(lines 1359 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,566 INFO L444 ceAbstractionStarter]: For program point L1095(lines 1095 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,566 INFO L444 ceAbstractionStarter]: For program point L633(lines 633 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,566 INFO L444 ceAbstractionStarter]: For program point L1360(lines 1360 1379) no Hoare annotation was computed. [2019-11-19 23:08:18,566 INFO L444 ceAbstractionStarter]: For program point L1360-2(lines 1360 1379) no Hoare annotation was computed. [2019-11-19 23:08:18,566 INFO L444 ceAbstractionStarter]: For program point L1162(lines 1162 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,566 INFO L444 ceAbstractionStarter]: For program point L105(lines 105 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,566 INFO L444 ceAbstractionStarter]: For program point L1625-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,566 INFO L444 ceAbstractionStarter]: For program point L1559-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,566 INFO L444 ceAbstractionStarter]: For program point L1493-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,567 INFO L444 ceAbstractionStarter]: For program point L238(lines 238 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,567 INFO L444 ceAbstractionStarter]: For program point L172(lines 172 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,567 INFO L444 ceAbstractionStarter]: For program point L1031(lines 1031 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,567 INFO L444 ceAbstractionStarter]: For program point L899(lines 899 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,567 INFO L444 ceAbstractionStarter]: For program point L701(lines 701 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,567 INFO L444 ceAbstractionStarter]: For program point L1626(line 1626) no Hoare annotation was computed. [2019-11-19 23:08:18,567 INFO L444 ceAbstractionStarter]: For program point L1560(line 1560) no Hoare annotation was computed. [2019-11-19 23:08:18,567 INFO L444 ceAbstractionStarter]: For program point L1494(line 1494) no Hoare annotation was computed. [2019-11-19 23:08:18,567 INFO L444 ceAbstractionStarter]: For program point L966(lines 966 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,567 INFO L444 ceAbstractionStarter]: For program point L769(lines 769 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,567 INFO L444 ceAbstractionStarter]: For program point L1628-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,567 INFO L444 ceAbstractionStarter]: For program point L1562-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,567 INFO L444 ceAbstractionStarter]: For program point L1496-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,567 INFO L444 ceAbstractionStarter]: For program point L836(lines 836 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,567 INFO L444 ceAbstractionStarter]: For program point L1629(line 1629) no Hoare annotation was computed. [2019-11-19 23:08:18,567 INFO L444 ceAbstractionStarter]: For program point L1563(line 1563) no Hoare annotation was computed. [2019-11-19 23:08:18,567 INFO L444 ceAbstractionStarter]: For program point L1497(line 1497) no Hoare annotation was computed. [2019-11-19 23:08:18,568 INFO L444 ceAbstractionStarter]: For program point L441(lines 441 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,568 INFO L444 ceAbstractionStarter]: For program point L1432(lines 1432 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,568 INFO L444 ceAbstractionStarter]: For program point L574(lines 574 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,568 INFO L444 ceAbstractionStarter]: For program point L1631-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,568 INFO L444 ceAbstractionStarter]: For program point L1565-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,568 INFO L444 ceAbstractionStarter]: For program point L1499-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,568 INFO L444 ceAbstractionStarter]: For program point L1632(line 1632) no Hoare annotation was computed. [2019-11-19 23:08:18,568 INFO L444 ceAbstractionStarter]: For program point L1566(line 1566) no Hoare annotation was computed. [2019-11-19 23:08:18,568 INFO L444 ceAbstractionStarter]: For program point L1500(line 1500) no Hoare annotation was computed. [2019-11-19 23:08:18,568 INFO L444 ceAbstractionStarter]: For program point L377(lines 377 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,568 INFO L444 ceAbstractionStarter]: For program point L1104(lines 1104 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,568 INFO L444 ceAbstractionStarter]: For program point L1038(lines 1038 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,568 INFO L444 ceAbstractionStarter]: For program point L378(lines 378 395) no Hoare annotation was computed. [2019-11-19 23:08:18,568 INFO L444 ceAbstractionStarter]: For program point L312(lines 312 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,568 INFO L444 ceAbstractionStarter]: For program point L378-2(lines 378 395) no Hoare annotation was computed. [2019-11-19 23:08:18,568 INFO L444 ceAbstractionStarter]: For program point L1237(lines 1237 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,568 INFO L444 ceAbstractionStarter]: For program point L114(lines 114 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,569 INFO L444 ceAbstractionStarter]: For program point L1039(lines 1039 1059) no Hoare annotation was computed. [2019-11-19 23:08:18,569 INFO L444 ceAbstractionStarter]: For program point L1039-2(lines 1039 1059) no Hoare annotation was computed. [2019-11-19 23:08:18,569 INFO L444 ceAbstractionStarter]: For program point L907(lines 907 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,569 INFO L444 ceAbstractionStarter]: For program point L709(lines 709 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,569 INFO L444 ceAbstractionStarter]: For program point L643(lines 643 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,569 INFO L444 ceAbstractionStarter]: For program point L1634-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,569 INFO L444 ceAbstractionStarter]: For program point L1568-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,569 INFO L444 ceAbstractionStarter]: For program point L1502-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,569 INFO L444 ceAbstractionStarter]: For program point L181(lines 181 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,569 INFO L444 ceAbstractionStarter]: For program point L710(lines 710 731) no Hoare annotation was computed. [2019-11-19 23:08:18,569 INFO L444 ceAbstractionStarter]: For program point L710-2(lines 710 731) no Hoare annotation was computed. [2019-11-19 23:08:18,569 INFO L444 ceAbstractionStarter]: For program point L1635(line 1635) no Hoare annotation was computed. [2019-11-19 23:08:18,569 INFO L444 ceAbstractionStarter]: For program point L1569(line 1569) no Hoare annotation was computed. [2019-11-19 23:08:18,569 INFO L444 ceAbstractionStarter]: For program point L1503(line 1503) no Hoare annotation was computed. [2019-11-19 23:08:18,569 INFO L444 ceAbstractionStarter]: For program point L1305(lines 1305 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,569 INFO L444 ceAbstractionStarter]: For program point L248(lines 248 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,570 INFO L444 ceAbstractionStarter]: For program point L1173(lines 1173 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,570 INFO L444 ceAbstractionStarter]: For program point L975(lines 975 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,570 INFO L444 ceAbstractionStarter]: For program point L777(lines 777 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,570 INFO L444 ceAbstractionStarter]: For program point L513(lines 513 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,570 INFO L444 ceAbstractionStarter]: For program point L844(lines 844 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,570 INFO L444 ceAbstractionStarter]: For program point L1637-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,570 INFO L444 ceAbstractionStarter]: For program point L1571-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,570 INFO L444 ceAbstractionStarter]: For program point L1505-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,570 INFO L444 ceAbstractionStarter]: For program point L1638(line 1638) no Hoare annotation was computed. [2019-11-19 23:08:18,570 INFO L444 ceAbstractionStarter]: For program point L1572(line 1572) no Hoare annotation was computed. [2019-11-19 23:08:18,570 INFO L444 ceAbstractionStarter]: For program point L1506(line 1506) no Hoare annotation was computed. [2019-11-19 23:08:18,570 INFO L444 ceAbstractionStarter]: For program point L450(lines 450 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,570 INFO L444 ceAbstractionStarter]: For program point L583(lines 583 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,570 INFO L444 ceAbstractionStarter]: For program point L1640-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,570 INFO L444 ceAbstractionStarter]: For program point L1574-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,570 INFO L444 ceAbstractionStarter]: For program point L1508-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,570 INFO L444 ceAbstractionStarter]: For program point L1442(lines 1442 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,571 INFO L444 ceAbstractionStarter]: For program point L319(lines 319 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,571 INFO L444 ceAbstractionStarter]: For program point L1112(lines 1112 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,571 INFO L444 ceAbstractionStarter]: For program point L55(lines 55 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,571 INFO L444 ceAbstractionStarter]: For program point L1641(line 1641) no Hoare annotation was computed. [2019-11-19 23:08:18,571 INFO L444 ceAbstractionStarter]: For program point L1575(line 1575) no Hoare annotation was computed. [2019-11-19 23:08:18,571 INFO L444 ceAbstractionStarter]: For program point L1509(line 1509) no Hoare annotation was computed. [2019-11-19 23:08:18,572 INFO L444 ceAbstractionStarter]: For program point L56(lines 56 71) no Hoare annotation was computed. [2019-11-19 23:08:18,572 INFO L444 ceAbstractionStarter]: For program point L56-2(lines 56 71) no Hoare annotation was computed. [2019-11-19 23:08:18,572 INFO L444 ceAbstractionStarter]: For program point L784(lines 784 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,572 INFO L444 ceAbstractionStarter]: For program point L1643-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,572 INFO L444 ceAbstractionStarter]: For program point L1577-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,572 INFO L444 ceAbstractionStarter]: For program point L1511-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,572 INFO L444 ceAbstractionStarter]: For program point L1313(lines 1313 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,572 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-19 23:08:18,572 INFO L444 ceAbstractionStarter]: For program point L983(lines 983 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,572 INFO L444 ceAbstractionStarter]: For program point L917(lines 917 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,572 INFO L444 ceAbstractionStarter]: For program point L653(lines 653 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,572 INFO L444 ceAbstractionStarter]: For program point L1644(line 1644) no Hoare annotation was computed. [2019-11-19 23:08:18,572 INFO L444 ceAbstractionStarter]: For program point L1578(line 1578) no Hoare annotation was computed. [2019-11-19 23:08:18,572 INFO L444 ceAbstractionStarter]: For program point L1512(line 1512) no Hoare annotation was computed. [2019-11-19 23:08:18,572 INFO L444 ceAbstractionStarter]: For program point L257(lines 257 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,573 INFO L444 ceAbstractionStarter]: For program point L191(lines 191 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,573 INFO L444 ceAbstractionStarter]: For program point L1182(lines 1182 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,573 INFO L444 ceAbstractionStarter]: For program point L918(lines 918 935) no Hoare annotation was computed. [2019-11-19 23:08:18,573 INFO L444 ceAbstractionStarter]: For program point L918-2(lines 918 935) no Hoare annotation was computed. [2019-11-19 23:08:18,573 INFO L444 ceAbstractionStarter]: For program point L522(lines 522 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,573 INFO L444 ceAbstractionStarter]: For program point L1381(lines 1381 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,573 INFO L444 ceAbstractionStarter]: For program point L1249(lines 1249 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,573 INFO L444 ceAbstractionStarter]: For program point L192(lines 192 211) no Hoare annotation was computed. [2019-11-19 23:08:18,574 INFO L444 ceAbstractionStarter]: For program point L126(lines 126 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,574 INFO L444 ceAbstractionStarter]: For program point L192-2(lines 192 211) no Hoare annotation was computed. [2019-11-19 23:08:18,574 INFO L444 ceAbstractionStarter]: For program point L853(lines 853 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,574 INFO L444 ceAbstractionStarter]: For program point L1646-1(lines 1646 1648) no Hoare annotation was computed. [2019-11-19 23:08:18,574 INFO L444 ceAbstractionStarter]: For program point L1580-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,574 INFO L444 ceAbstractionStarter]: For program point L1514-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,574 INFO L444 ceAbstractionStarter]: For program point L1382(lines 1382 1400) no Hoare annotation was computed. [2019-11-19 23:08:18,575 INFO L444 ceAbstractionStarter]: For program point L1382-2(lines 1382 1400) no Hoare annotation was computed. [2019-11-19 23:08:18,575 INFO L444 ceAbstractionStarter]: For program point L1250(lines 1250 1272) no Hoare annotation was computed. [2019-11-19 23:08:18,575 INFO L444 ceAbstractionStarter]: For program point L1250-2(lines 1250 1272) no Hoare annotation was computed. [2019-11-19 23:08:18,575 INFO L444 ceAbstractionStarter]: For program point L1647(line 1647) no Hoare annotation was computed. [2019-11-19 23:08:18,575 INFO L444 ceAbstractionStarter]: For program point L1581(line 1581) no Hoare annotation was computed. [2019-11-19 23:08:18,575 INFO L444 ceAbstractionStarter]: For program point L1515(line 1515) no Hoare annotation was computed. [2019-11-19 23:08:18,575 INFO L444 ceAbstractionStarter]: For program point L458(lines 458 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,575 INFO L444 ceAbstractionStarter]: For program point L1120(lines 1120 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,576 INFO L444 ceAbstractionStarter]: For program point L658(lines 658 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,576 INFO L440 ceAbstractionStarter]: At program point L1649(lines 54 1650) the Hoare annotation is: (let ((.cse5 (= ~a12~0 1))) (let ((.cse1 (= ~a27~0 1)) (.cse12 (not .cse5))) (let ((.cse4 (<= ~a6~0 0)) (.cse6 (= ~a11~0 1)) (.cse10 (and .cse1 .cse12)) (.cse3 (= ~a26~0 1)) (.cse9 (not (= 0 ~a3~0))) (.cse8 (= 1 ~a6~0)) (.cse0 (<= ~a3~0 0)) (.cse7 (= ~a16~0 1)) (.cse13 (= 1 ~a3~0)) (.cse2 (= ~a5~0 1)) (.cse11 (<= ~a20~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse5 .cse2) (and .cse4 .cse2 .cse6 .cse3 .cse7 (<= ~a27~0 0)) (and .cse8 .cse2 .cse3) (and (not (= ~a7~0 1)) (and .cse9 .cse2 .cse7) .cse8 (= 1 ~a10~0)) (and .cse4 .cse1 .cse5 .cse2) (and .cse1 .cse8 .cse2) (and .cse0 .cse8 .cse2 .cse6) (and .cse0 .cse8 .cse5 .cse2) (and .cse10 .cse2 .cse6) (and .cse9 .cse5 .cse2 .cse3) (and (and .cse10 .cse11) .cse2) (and .cse9 .cse12 .cse4 .cse2 .cse6) (and .cse0 .cse10 .cse2) (and .cse13 .cse2 .cse3) (and .cse9 .cse12 .cse8 .cse2) (and .cse0 (and (not .cse1) .cse7) .cse5 .cse2) (and .cse13 .cse5 .cse2) (and .cse13 .cse2 .cse11))))) [2019-11-19 23:08:18,576 INFO L444 ceAbstractionStarter]: For program point L592(lines 592 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,577 INFO L444 ceAbstractionStarter]: For program point L1583-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,577 INFO L444 ceAbstractionStarter]: For program point L1517-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,577 INFO L444 ceAbstractionStarter]: For program point L1584(line 1584) no Hoare annotation was computed. [2019-11-19 23:08:18,577 INFO L444 ceAbstractionStarter]: For program point L1518(line 1518) no Hoare annotation was computed. [2019-11-19 23:08:18,577 INFO L444 ceAbstractionStarter]: For program point L1452(lines 1452 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,577 INFO L444 ceAbstractionStarter]: For program point L329(lines 329 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,577 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-19 23:08:18,578 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1536) no Hoare annotation was computed. [2019-11-19 23:08:18,578 INFO L444 ceAbstractionStarter]: For program point L1321(lines 1321 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,578 INFO L447 ceAbstractionStarter]: At program point L1652(lines 1652 1669) the Hoare annotation is: true [2019-11-19 23:08:18,578 INFO L444 ceAbstractionStarter]: For program point L529(lines 529 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,578 INFO L444 ceAbstractionStarter]: For program point L1586-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,578 INFO L444 ceAbstractionStarter]: For program point L1520-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,578 INFO L444 ceAbstractionStarter]: For program point L397(lines 397 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,578 INFO L444 ceAbstractionStarter]: For program point L265(lines 265 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,578 INFO L444 ceAbstractionStarter]: For program point L1190(lines 1190 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,578 INFO L444 ceAbstractionStarter]: For program point L1587(line 1587) no Hoare annotation was computed. [2019-11-19 23:08:18,578 INFO L444 ceAbstractionStarter]: For program point L1521(line 1521) no Hoare annotation was computed. [2019-11-19 23:08:18,578 INFO L444 ceAbstractionStarter]: For program point L795(lines 795 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,578 INFO L444 ceAbstractionStarter]: For program point L135(lines 135 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,578 INFO L444 ceAbstractionStarter]: For program point L994(lines 994 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,578 INFO L444 ceAbstractionStarter]: For program point L1589-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,578 INFO L444 ceAbstractionStarter]: For program point L1523-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,579 INFO L444 ceAbstractionStarter]: For program point L1127(lines 1127 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,579 INFO L444 ceAbstractionStarter]: For program point L1061(lines 1061 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,579 INFO L444 ceAbstractionStarter]: For program point L863(lines 863 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,579 INFO L444 ceAbstractionStarter]: For program point L665(lines 665 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,579 INFO L444 ceAbstractionStarter]: For program point L1590(line 1590) no Hoare annotation was computed. [2019-11-19 23:08:18,579 INFO L444 ceAbstractionStarter]: For program point L1524(line 1524) no Hoare annotation was computed. [2019-11-19 23:08:18,579 INFO L444 ceAbstractionStarter]: For program point L467(lines 467 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,579 INFO L444 ceAbstractionStarter]: For program point L1326(lines 1326 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,579 INFO L444 ceAbstractionStarter]: For program point L468(lines 468 478) no Hoare annotation was computed. [2019-11-19 23:08:18,579 INFO L444 ceAbstractionStarter]: For program point L468-2(lines 468 478) no Hoare annotation was computed. [2019-11-19 23:08:18,579 INFO L444 ceAbstractionStarter]: For program point L733(lines 733 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,580 INFO L440 ceAbstractionStarter]: At program point L1658-2(lines 1658 1668) the Hoare annotation is: (let ((.cse5 (= ~a12~0 1))) (let ((.cse1 (= ~a27~0 1)) (.cse12 (not .cse5))) (let ((.cse4 (<= ~a6~0 0)) (.cse6 (= ~a11~0 1)) (.cse10 (and .cse1 .cse12)) (.cse3 (= ~a26~0 1)) (.cse9 (not (= 0 ~a3~0))) (.cse8 (= 1 ~a6~0)) (.cse0 (<= ~a3~0 0)) (.cse7 (= ~a16~0 1)) (.cse13 (= 1 ~a3~0)) (.cse2 (= ~a5~0 1)) (.cse11 (<= ~a20~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse5 .cse2) (and .cse4 .cse2 .cse6 .cse3 .cse7 (<= ~a27~0 0)) (and .cse8 .cse2 .cse3) (and (not (= ~a7~0 1)) (and .cse9 .cse2 .cse7) .cse8 (= 1 ~a10~0)) (and .cse4 .cse1 .cse5 .cse2) (and .cse1 .cse8 .cse2) (and .cse0 .cse8 .cse2 .cse6) (and .cse0 .cse8 .cse5 .cse2) (and .cse10 .cse2 .cse6) (and .cse9 .cse5 .cse2 .cse3) (and (and .cse10 .cse11) .cse2) (and .cse9 .cse12 .cse4 .cse2 .cse6) (and .cse0 .cse10 .cse2) (and .cse13 .cse2 .cse3) (and .cse9 .cse12 .cse8 .cse2) (and .cse0 (and (not .cse1) .cse7) .cse5 .cse2) (and .cse13 .cse5 .cse2) (and .cse13 .cse2 .cse11))))) [2019-11-19 23:08:18,580 INFO L444 ceAbstractionStarter]: For program point L1592-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,580 INFO L444 ceAbstractionStarter]: For program point L1526-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,580 INFO L444 ceAbstractionStarter]: For program point L1460(lines 1460 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,580 INFO L444 ceAbstractionStarter]: For program point L73(lines 73 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,580 INFO L444 ceAbstractionStarter]: For program point L1593(line 1593) no Hoare annotation was computed. [2019-11-19 23:08:18,580 INFO L444 ceAbstractionStarter]: For program point L1527(line 1527) no Hoare annotation was computed. [2019-11-19 23:08:18,580 INFO L444 ceAbstractionStarter]: For program point L603(lines 603 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,580 INFO L444 ceAbstractionStarter]: For program point L405(lines 405 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,580 INFO L444 ceAbstractionStarter]: For program point L339(lines 339 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,581 INFO L444 ceAbstractionStarter]: For program point L1132(lines 1132 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,581 INFO L444 ceAbstractionStarter]: For program point L1066(lines 1066 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,581 INFO L444 ceAbstractionStarter]: For program point L868(lines 868 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,581 INFO L444 ceAbstractionStarter]: For program point L1595-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,581 INFO L444 ceAbstractionStarter]: For program point L1529-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,581 INFO L444 ceAbstractionStarter]: For program point L869(lines 869 887) no Hoare annotation was computed. [2019-11-19 23:08:18,581 INFO L444 ceAbstractionStarter]: For program point L869-2(lines 869 887) no Hoare annotation was computed. [2019-11-19 23:08:18,581 INFO L444 ceAbstractionStarter]: For program point L1596(line 1596) no Hoare annotation was computed. [2019-11-19 23:08:18,581 INFO L444 ceAbstractionStarter]: For program point L539(lines 539 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,581 INFO L444 ceAbstractionStarter]: For program point L1530(line 1530) no Hoare annotation was computed. [2019-11-19 23:08:18,581 INFO L444 ceAbstractionStarter]: For program point L1200(lines 1200 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,581 INFO L444 ceAbstractionStarter]: For program point L804(lines 804 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,581 INFO L444 ceAbstractionStarter]: For program point L1663(line 1663) no Hoare annotation was computed. [2019-11-19 23:08:18,581 INFO L444 ceAbstractionStarter]: For program point L276(lines 276 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,581 INFO L444 ceAbstractionStarter]: For program point L1003(lines 1003 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,581 INFO L444 ceAbstractionStarter]: For program point L937(lines 937 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,582 INFO L444 ceAbstractionStarter]: For program point L1598-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,582 INFO L444 ceAbstractionStarter]: For program point L1532-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,582 INFO L444 ceAbstractionStarter]: For program point L1466(lines 1466 1468) no Hoare annotation was computed. [2019-11-19 23:08:18,582 INFO L444 ceAbstractionStarter]: For program point L1466-2(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,582 INFO L444 ceAbstractionStarter]: For program point L1599(line 1599) no Hoare annotation was computed. [2019-11-19 23:08:18,582 INFO L444 ceAbstractionStarter]: For program point L1533(line 1533) no Hoare annotation was computed. [2019-11-19 23:08:18,582 INFO L444 ceAbstractionStarter]: For program point L1467(line 1467) no Hoare annotation was computed. [2019-11-19 23:08:18,582 INFO L444 ceAbstractionStarter]: For program point L146(lines 146 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,582 INFO L444 ceAbstractionStarter]: For program point L675(lines 675 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,582 INFO L444 ceAbstractionStarter]: For program point L1402(lines 1402 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,582 INFO L444 ceAbstractionStarter]: For program point L1336(lines 1336 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,582 INFO L444 ceAbstractionStarter]: For program point L213(lines 213 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,582 INFO L444 ceAbstractionStarter]: For program point L1601-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,582 INFO L444 ceAbstractionStarter]: For program point L1535-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,582 INFO L444 ceAbstractionStarter]: For program point L1469-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,582 INFO L444 ceAbstractionStarter]: For program point L1403(lines 1403 1421) no Hoare annotation was computed. [2019-11-19 23:08:18,582 INFO L444 ceAbstractionStarter]: For program point L1403-2(lines 1403 1421) no Hoare annotation was computed. [2019-11-19 23:08:18,583 INFO L444 ceAbstractionStarter]: For program point L82(lines 82 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,583 INFO L444 ceAbstractionStarter]: For program point L743(lines 743 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,583 INFO L444 ceAbstractionStarter]: For program point L1602(line 1602) no Hoare annotation was computed. [2019-11-19 23:08:18,583 INFO L444 ceAbstractionStarter]: For program point L1536(line 1536) no Hoare annotation was computed. [2019-11-19 23:08:18,583 INFO L444 ceAbstractionStarter]: For program point L1470(line 1470) no Hoare annotation was computed. [2019-11-19 23:08:18,583 INFO L444 ceAbstractionStarter]: For program point L1074(lines 1074 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,583 INFO L444 ceAbstractionStarter]: For program point L546(lines 546 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,583 INFO L444 ceAbstractionStarter]: For program point L480(lines 480 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,583 INFO L444 ceAbstractionStarter]: For program point L414(lines 414 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,583 INFO L444 ceAbstractionStarter]: For program point L348(lines 348 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,583 INFO L444 ceAbstractionStarter]: For program point L1604-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,583 INFO L444 ceAbstractionStarter]: For program point L1538-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,583 INFO L444 ceAbstractionStarter]: For program point L1472-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,583 INFO L444 ceAbstractionStarter]: For program point L1274(lines 1274 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,583 INFO L444 ceAbstractionStarter]: For program point L1142(lines 1142 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,583 INFO L444 ceAbstractionStarter]: For program point L614(lines 614 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,584 INFO L444 ceAbstractionStarter]: For program point L1605(line 1605) no Hoare annotation was computed. [2019-11-19 23:08:18,584 INFO L444 ceAbstractionStarter]: For program point L1539(line 1539) no Hoare annotation was computed. [2019-11-19 23:08:18,584 INFO L444 ceAbstractionStarter]: For program point L1473(line 1473) no Hoare annotation was computed. [2019-11-19 23:08:18,584 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-19 23:08:18,584 INFO L444 ceAbstractionStarter]: For program point L284(lines 284 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,584 INFO L444 ceAbstractionStarter]: For program point L1011(lines 1011 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,584 INFO L444 ceAbstractionStarter]: For program point L813(lines 813 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,584 INFO L444 ceAbstractionStarter]: For program point L1210(lines 1210 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,584 INFO L444 ceAbstractionStarter]: For program point L1607-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,584 INFO L444 ceAbstractionStarter]: For program point L1541-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,584 INFO L444 ceAbstractionStarter]: For program point L1475-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,584 INFO L444 ceAbstractionStarter]: For program point L1211(lines 1211 1224) no Hoare annotation was computed. [2019-11-19 23:08:18,584 INFO L444 ceAbstractionStarter]: For program point L1211-2(lines 1211 1224) no Hoare annotation was computed. [2019-11-19 23:08:18,584 INFO L444 ceAbstractionStarter]: For program point L947(lines 947 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,584 INFO L444 ceAbstractionStarter]: For program point L1608(line 1608) no Hoare annotation was computed. [2019-11-19 23:08:18,584 INFO L444 ceAbstractionStarter]: For program point L1542(line 1542) no Hoare annotation was computed. [2019-11-19 23:08:18,585 INFO L444 ceAbstractionStarter]: For program point L1476(line 1476) no Hoare annotation was computed. [2019-11-19 23:08:18,585 INFO L444 ceAbstractionStarter]: For program point L1344(lines 1344 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,585 INFO L444 ceAbstractionStarter]: For program point L155(lines 155 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,585 INFO L444 ceAbstractionStarter]: For program point L89(lines 89 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,585 INFO L444 ceAbstractionStarter]: For program point L684(lines 684 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,585 INFO L444 ceAbstractionStarter]: For program point L222(lines 222 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,585 INFO L444 ceAbstractionStarter]: For program point L685(lines 685 699) no Hoare annotation was computed. [2019-11-19 23:08:18,586 INFO L444 ceAbstractionStarter]: For program point L685-2(lines 685 699) no Hoare annotation was computed. [2019-11-19 23:08:18,586 INFO L444 ceAbstractionStarter]: For program point L1610-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,586 INFO L444 ceAbstractionStarter]: For program point L1544-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,586 INFO L444 ceAbstractionStarter]: For program point L1478-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,586 INFO L444 ceAbstractionStarter]: For program point L1611(line 1611) no Hoare annotation was computed. [2019-11-19 23:08:18,586 INFO L444 ceAbstractionStarter]: For program point L1545(line 1545) no Hoare annotation was computed. [2019-11-19 23:08:18,586 INFO L444 ceAbstractionStarter]: For program point L488(lines 488 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,587 INFO L444 ceAbstractionStarter]: For program point L1479(line 1479) no Hoare annotation was computed. [2019-11-19 23:08:18,587 INFO L444 ceAbstractionStarter]: For program point L422(lines 422 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,587 INFO L444 ceAbstractionStarter]: For program point L356(lines 356 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,587 INFO L444 ceAbstractionStarter]: For program point L753(lines 753 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,587 INFO L444 ceAbstractionStarter]: For program point L622(lines 622 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,587 INFO L444 ceAbstractionStarter]: For program point L556(lines 556 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,587 INFO L444 ceAbstractionStarter]: For program point L1613-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,587 INFO L444 ceAbstractionStarter]: For program point L1547-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,588 INFO L444 ceAbstractionStarter]: For program point L1481-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,588 INFO L444 ceAbstractionStarter]: For program point L292(lines 292 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,588 INFO L444 ceAbstractionStarter]: For program point L1283(lines 1283 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,588 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-19 23:08:18,588 INFO L444 ceAbstractionStarter]: For program point L1614(line 1614) no Hoare annotation was computed. [2019-11-19 23:08:18,588 INFO L444 ceAbstractionStarter]: For program point L1548(line 1548) no Hoare annotation was computed. [2019-11-19 23:08:18,588 INFO L444 ceAbstractionStarter]: For program point L1482(line 1482) no Hoare annotation was computed. [2019-11-19 23:08:18,588 INFO L444 ceAbstractionStarter]: For program point L1350(lines 1350 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,588 INFO L444 ceAbstractionStarter]: For program point L1284(lines 1284 1303) no Hoare annotation was computed. [2019-11-19 23:08:18,588 INFO L444 ceAbstractionStarter]: For program point L1284-2(lines 1284 1303) no Hoare annotation was computed. [2019-11-19 23:08:18,588 INFO L444 ceAbstractionStarter]: For program point L1152(lines 1152 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,588 INFO L444 ceAbstractionStarter]: For program point L95(lines 95 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,588 INFO L444 ceAbstractionStarter]: For program point L1086(lines 1086 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,588 INFO L444 ceAbstractionStarter]: For program point L1021(lines 1021 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,589 INFO L444 ceAbstractionStarter]: For program point L955(lines 955 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,589 INFO L444 ceAbstractionStarter]: For program point L889(lines 889 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,589 INFO L444 ceAbstractionStarter]: For program point L1616-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,589 INFO L444 ceAbstractionStarter]: For program point L1550-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,589 INFO L444 ceAbstractionStarter]: For program point L1484-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,589 INFO L444 ceAbstractionStarter]: For program point L1617(line 1617) no Hoare annotation was computed. [2019-11-19 23:08:18,589 INFO L444 ceAbstractionStarter]: For program point L1551(line 1551) no Hoare annotation was computed. [2019-11-19 23:08:18,589 INFO L444 ceAbstractionStarter]: For program point L1485(line 1485) no Hoare annotation was computed. [2019-11-19 23:08:18,590 INFO L444 ceAbstractionStarter]: For program point L164(lines 164 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,590 INFO L444 ceAbstractionStarter]: For program point L825(lines 825 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,590 INFO L444 ceAbstractionStarter]: For program point L1619-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,590 INFO L444 ceAbstractionStarter]: For program point L1553-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,590 INFO L444 ceAbstractionStarter]: For program point L1487-1(lines 54 1650) no Hoare annotation was computed. [2019-11-19 23:08:18,590 INFO L444 ceAbstractionStarter]: For program point L761(lines 761 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,590 INFO L444 ceAbstractionStarter]: For program point L1620(line 1620) no Hoare annotation was computed. [2019-11-19 23:08:18,591 INFO L444 ceAbstractionStarter]: For program point L1554(line 1554) no Hoare annotation was computed. [2019-11-19 23:08:18,591 INFO L444 ceAbstractionStarter]: For program point L497(lines 497 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,591 INFO L444 ceAbstractionStarter]: For program point L1488(line 1488) no Hoare annotation was computed. [2019-11-19 23:08:18,591 INFO L444 ceAbstractionStarter]: For program point L233(lines 233 1465) no Hoare annotation was computed. [2019-11-19 23:08:18,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 11:08:18 BoogieIcfgContainer [2019-11-19 23:08:18,619 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-19 23:08:18,619 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 23:08:18,619 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 23:08:18,619 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 23:08:18,620 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 11:07:33" (3/4) ... [2019-11-19 23:08:18,623 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-19 23:08:18,674 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-19 23:08:18,677 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-19 23:08:18,877 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_cf49ae88-b91b-42db-82c9-009015f68abe/bin/uautomizer/witness.graphml [2019-11-19 23:08:18,877 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 23:08:18,878 INFO L168 Benchmark]: Toolchain (without parser) took 48173.62 ms. Allocated memory was 1.0 GB in the beginning and 5.1 GB in the end (delta: 4.1 GB). Free memory was 944.7 MB in the beginning and 3.7 GB in the end (delta: -2.7 GB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2019-11-19 23:08:18,879 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 23:08:18,879 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1080.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -113.2 MB). Peak memory consumption was 36.6 MB. Max. memory is 11.5 GB. [2019-11-19 23:08:18,879 INFO L168 Benchmark]: Boogie Procedure Inliner took 124.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2019-11-19 23:08:18,880 INFO L168 Benchmark]: Boogie Preprocessor took 90.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-19 23:08:18,880 INFO L168 Benchmark]: RCFGBuilder took 1948.46 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 113.8 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -153.7 MB). Peak memory consumption was 257.2 MB. Max. memory is 11.5 GB. [2019-11-19 23:08:18,880 INFO L168 Benchmark]: TraceAbstraction took 44667.81 ms. Allocated memory was 1.3 GB in the beginning and 5.1 GB in the end (delta: 3.9 GB). Free memory was 1.2 GB in the beginning and 3.8 GB in the end (delta: -2.6 GB). Peak memory consumption was 3.1 GB. Max. memory is 11.5 GB. [2019-11-19 23:08:18,881 INFO L168 Benchmark]: Witness Printer took 258.10 ms. Allocated memory is still 5.1 GB. Free memory was 3.8 GB in the beginning and 3.7 GB in the end (delta: 84.8 MB). Peak memory consumption was 84.8 MB. Max. memory is 11.5 GB. [2019-11-19 23:08:18,883 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 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1080.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -113.2 MB). Peak memory consumption was 36.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 124.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 90.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1948.46 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 113.8 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -153.7 MB). Peak memory consumption was 257.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 44667.81 ms. Allocated memory was 1.3 GB in the beginning and 5.1 GB in the end (delta: 3.9 GB). Free memory was 1.2 GB in the beginning and 3.8 GB in the end (delta: -2.6 GB). Peak memory consumption was 3.1 GB. Max. memory is 11.5 GB. * Witness Printer took 258.10 ms. Allocated memory is still 5.1 GB. Free memory was 3.8 GB in the beginning and 3.7 GB in the end (delta: 84.8 MB). Peak memory consumption was 84.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1536]: 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: 1652]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1658]: Loop Invariant Derived loop invariant: ((((((((((((((((((((a3 <= 0 && a27 == 1) && a5 == 1) && a26 == 1) || (((a3 <= 0 && a6 <= 0) && a12 == 1) && a5 == 1)) || (((((a6 <= 0 && a5 == 1) && a11 == 1) && a26 == 1) && a16 == 1) && a27 <= 0)) || ((1 == a6 && a5 == 1) && a26 == 1)) || (((!(a7 == 1) && (!(0 == a3) && a5 == 1) && a16 == 1) && 1 == a6) && 1 == a10)) || (((a6 <= 0 && a27 == 1) && a12 == 1) && a5 == 1)) || ((a27 == 1 && 1 == a6) && a5 == 1)) || (((a3 <= 0 && 1 == a6) && a5 == 1) && a11 == 1)) || (((a3 <= 0 && 1 == a6) && a12 == 1) && a5 == 1)) || (((a27 == 1 && !(a12 == 1)) && a5 == 1) && a11 == 1)) || (((!(0 == a3) && a12 == 1) && a5 == 1) && a26 == 1)) || (((a27 == 1 && !(a12 == 1)) && a20 <= 0) && a5 == 1)) || ((((!(0 == a3) && !(a12 == 1)) && a6 <= 0) && a5 == 1) && a11 == 1)) || ((a3 <= 0 && a27 == 1 && !(a12 == 1)) && a5 == 1)) || ((1 == a3 && a5 == 1) && a26 == 1)) || (((!(0 == a3) && !(a12 == 1)) && 1 == a6) && a5 == 1)) || (((a3 <= 0 && !(a27 == 1) && a16 == 1) && a12 == 1) && a5 == 1)) || ((1 == a3 && a12 == 1) && a5 == 1)) || ((1 == a3 && a5 == 1) && a20 <= 0) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: ((((((((((((((((((((a3 <= 0 && a27 == 1) && a5 == 1) && a26 == 1) || (((a3 <= 0 && a6 <= 0) && a12 == 1) && a5 == 1)) || (((((a6 <= 0 && a5 == 1) && a11 == 1) && a26 == 1) && a16 == 1) && a27 <= 0)) || ((1 == a6 && a5 == 1) && a26 == 1)) || (((!(a7 == 1) && (!(0 == a3) && a5 == 1) && a16 == 1) && 1 == a6) && 1 == a10)) || (((a6 <= 0 && a27 == 1) && a12 == 1) && a5 == 1)) || ((a27 == 1 && 1 == a6) && a5 == 1)) || (((a3 <= 0 && 1 == a6) && a5 == 1) && a11 == 1)) || (((a3 <= 0 && 1 == a6) && a12 == 1) && a5 == 1)) || (((a27 == 1 && !(a12 == 1)) && a5 == 1) && a11 == 1)) || (((!(0 == a3) && a12 == 1) && a5 == 1) && a26 == 1)) || (((a27 == 1 && !(a12 == 1)) && a20 <= 0) && a5 == 1)) || ((((!(0 == a3) && !(a12 == 1)) && a6 <= 0) && a5 == 1) && a11 == 1)) || ((a3 <= 0 && a27 == 1 && !(a12 == 1)) && a5 == 1)) || ((1 == a3 && a5 == 1) && a26 == 1)) || (((!(0 == a3) && !(a12 == 1)) && 1 == a6) && a5 == 1)) || (((a3 <= 0 && !(a27 == 1) && a16 == 1) && a12 == 1) && a5 == 1)) || ((1 == a3 && a12 == 1) && a5 == 1)) || ((1 == a3 && a5 == 1) && a20 <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 302 locations, 1 error locations. Result: SAFE, OverallTime: 44.5s, OverallIterations: 15, TraceHistogramMax: 6, AutomataDifference: 18.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 11.9s, HoareTripleCheckerStatistics: 2801 SDtfs, 5380 SDslu, 1082 SDs, 0 SdLazy, 10426 SolverSat, 2019 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 592 GetRequests, 564 SyntacticMatches, 2 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=135582occurred in iteration=14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 10.3s AutomataMinimizationTime, 15 MinimizatonAttempts, 13986 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 1693 NumberOfFragments, 537 HoareAnnotationTreeSize, 3 FomulaSimplifications, 56908 FormulaSimplificationTreeSizeReduction, 7.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 23516 FormulaSimplificationTreeSizeReductionInter, 4.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 4092 NumberOfCodeBlocks, 4092 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 4075 ConstructedInterpolants, 0 QuantifiedInterpolants, 1648466 SizeOfPredicates, 1 NumberOfNonLiveVariables, 1076 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 17 InterpolantComputations, 15 PerfectInterpolantSequences, 1936/1947 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...