./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product45.cil.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_27479939-9461-4e0d-bd21-9292995f1074/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_27479939-9461-4e0d-bd21-9292995f1074/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_27479939-9461-4e0d-bd21-9292995f1074/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_27479939-9461-4e0d-bd21-9292995f1074/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product45.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_27479939-9461-4e0d-bd21-9292995f1074/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_27479939-9461-4e0d-bd21-9292995f1074/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 9b7549a4c392cf253bbff25b83e97c5c89bfd389 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:23:43,431 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 22:23:43,433 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 22:23:43,450 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 22:23:43,450 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 22:23:43,452 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 22:23:43,454 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 22:23:43,464 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 22:23:43,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 22:23:43,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 22:23:43,474 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 22:23:43,475 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 22:23:43,475 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 22:23:43,476 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 22:23:43,477 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 22:23:43,478 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 22:23:43,479 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 22:23:43,480 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 22:23:43,482 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 22:23:43,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 22:23:43,489 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 22:23:43,492 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 22:23:43,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 22:23:43,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 22:23:43,501 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 22:23:43,503 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 22:23:43,503 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 22:23:43,504 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 22:23:43,506 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 22:23:43,507 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 22:23:43,508 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 22:23:43,509 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 22:23:43,510 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 22:23:43,511 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 22:23:43,513 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 22:23:43,513 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 22:23:43,514 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 22:23:43,514 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 22:23:43,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 22:23:43,516 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 22:23:43,518 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 22:23:43,519 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_27479939-9461-4e0d-bd21-9292995f1074/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-19 22:23:43,549 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 22:23:43,562 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 22:23:43,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 22:23:43,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 22:23:43,563 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 22:23:43,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 22:23:43,564 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 22:23:43,564 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 22:23:43,565 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 22:23:43,565 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 22:23:43,565 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 22:23:43,565 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 22:23:43,566 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 22:23:43,566 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 22:23:43,566 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 22:23:43,566 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 22:23:43,567 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 22:23:43,567 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 22:23:43,567 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 22:23:43,567 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 22:23:43,568 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 22:23:43,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 22:23:43,568 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 22:23:43,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 22:23:43,569 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 22:23:43,569 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 22:23:43,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-19 22:23:43,569 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 22:23:43,570 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_27479939-9461-4e0d-bd21-9292995f1074/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 -> 9b7549a4c392cf253bbff25b83e97c5c89bfd389 [2019-11-19 22:23:43,773 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 22:23:43,791 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 22:23:43,796 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 22:23:43,797 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 22:23:43,797 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 22:23:43,798 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_27479939-9461-4e0d-bd21-9292995f1074/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product45.cil.c [2019-11-19 22:23:43,870 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_27479939-9461-4e0d-bd21-9292995f1074/bin/uautomizer/data/7af00d71c/c7867809d31440f4a18ade9f5d2bcc26/FLAG04a954c66 [2019-11-19 22:23:44,425 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 22:23:44,430 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_27479939-9461-4e0d-bd21-9292995f1074/sv-benchmarks/c/product-lines/minepump_spec2_product45.cil.c [2019-11-19 22:23:44,443 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_27479939-9461-4e0d-bd21-9292995f1074/bin/uautomizer/data/7af00d71c/c7867809d31440f4a18ade9f5d2bcc26/FLAG04a954c66 [2019-11-19 22:23:44,778 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_27479939-9461-4e0d-bd21-9292995f1074/bin/uautomizer/data/7af00d71c/c7867809d31440f4a18ade9f5d2bcc26 [2019-11-19 22:23:44,780 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 22:23:44,782 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 22:23:44,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 22:23:44,790 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 22:23:44,792 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 22:23:44,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:23:44" (1/1) ... [2019-11-19 22:23:44,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bbded58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:23:44, skipping insertion in model container [2019-11-19 22:23:44,795 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 10:23:44" (1/1) ... [2019-11-19 22:23:44,803 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 22:23:44,867 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 22:23:45,261 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 22:23:45,275 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 22:23:45,365 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 22:23:45,413 INFO L192 MainTranslator]: Completed translation [2019-11-19 22:23:45,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:23:45 WrapperNode [2019-11-19 22:23:45,414 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 22:23:45,415 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 22:23:45,416 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 22:23:45,416 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 22:23:45,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:23:45" (1/1) ... [2019-11-19 22:23:45,457 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:23:45" (1/1) ... [2019-11-19 22:23:45,529 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 22:23:45,536 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 22:23:45,537 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 22:23:45,537 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 22:23:45,548 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:23:45" (1/1) ... [2019-11-19 22:23:45,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:23:45" (1/1) ... [2019-11-19 22:23:45,558 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:23:45" (1/1) ... [2019-11-19 22:23:45,559 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:23:45" (1/1) ... [2019-11-19 22:23:45,575 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:23:45" (1/1) ... [2019-11-19 22:23:45,585 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:23:45" (1/1) ... [2019-11-19 22:23:45,590 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:23:45" (1/1) ... [2019-11-19 22:23:45,597 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 22:23:45,598 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 22:23:45,598 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 22:23:45,598 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 22:23:45,599 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:23:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_27479939-9461-4e0d-bd21-9292995f1074/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 22:23:45,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-19 22:23:45,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-19 22:23:45,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 22:23:45,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 22:23:46,777 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 22:23:46,777 INFO L285 CfgBuilder]: Removed 194 assume(true) statements. [2019-11-19 22:23:46,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:23:46 BoogieIcfgContainer [2019-11-19 22:23:46,779 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 22:23:46,780 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-19 22:23:46,780 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-19 22:23:46,784 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-19 22:23:46,784 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 10:23:44" (1/3) ... [2019-11-19 22:23:46,785 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@455b22dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 10:23:46, skipping insertion in model container [2019-11-19 22:23:46,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 10:23:45" (2/3) ... [2019-11-19 22:23:46,786 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@455b22dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 10:23:46, skipping insertion in model container [2019-11-19 22:23:46,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:23:46" (3/3) ... [2019-11-19 22:23:46,788 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product45.cil.c [2019-11-19 22:23:46,799 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-19 22:23:46,808 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-19 22:23:46,822 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-19 22:23:46,850 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-19 22:23:46,850 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-19 22:23:46,850 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-19 22:23:46,851 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-19 22:23:46,851 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-19 22:23:46,851 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-19 22:23:46,851 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-19 22:23:46,852 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-19 22:23:46,873 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states. [2019-11-19 22:23:46,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-19 22:23:46,881 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 22:23:46,882 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 22:23:46,883 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 22:23:46,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:23:46,889 INFO L82 PathProgramCache]: Analyzing trace with hash 1990737743, now seen corresponding path program 1 times [2019-11-19 22:23:46,899 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:23:46,900 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650019351] [2019-11-19 22:23:46,900 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:23:47,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:23:47,147 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 22:23:47,148 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650019351] [2019-11-19 22:23:47,149 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 22:23:47,149 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 22:23:47,150 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262257242] [2019-11-19 22:23:47,155 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-19 22:23:47,156 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 22:23:47,171 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-19 22:23:47,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-19 22:23:47,174 INFO L87 Difference]: Start difference. First operand 133 states. Second operand 2 states. [2019-11-19 22:23:47,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 22:23:47,212 INFO L93 Difference]: Finished difference Result 259 states and 390 transitions. [2019-11-19 22:23:47,213 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-19 22:23:47,214 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-11-19 22:23:47,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 22:23:47,228 INFO L225 Difference]: With dead ends: 259 [2019-11-19 22:23:47,228 INFO L226 Difference]: Without dead ends: 129 [2019-11-19 22:23:47,233 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-19 22:23:47,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2019-11-19 22:23:47,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2019-11-19 22:23:47,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2019-11-19 22:23:47,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 187 transitions. [2019-11-19 22:23:47,286 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 187 transitions. Word has length 18 [2019-11-19 22:23:47,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 22:23:47,286 INFO L462 AbstractCegarLoop]: Abstraction has 129 states and 187 transitions. [2019-11-19 22:23:47,287 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-19 22:23:47,287 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 187 transitions. [2019-11-19 22:23:47,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-19 22:23:47,288 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 22:23:47,289 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 22:23:47,289 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 22:23:47,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:23:47,289 INFO L82 PathProgramCache]: Analyzing trace with hash 1480807491, now seen corresponding path program 1 times [2019-11-19 22:23:47,290 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:23:47,290 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642468208] [2019-11-19 22:23:47,290 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:23:47,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:23:47,391 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 22:23:47,391 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642468208] [2019-11-19 22:23:47,391 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 22:23:47,391 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 22:23:47,392 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510680298] [2019-11-19 22:23:47,395 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 22:23:47,395 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 22:23:47,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 22:23:47,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 22:23:47,396 INFO L87 Difference]: Start difference. First operand 129 states and 187 transitions. Second operand 3 states. [2019-11-19 22:23:47,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 22:23:47,415 INFO L93 Difference]: Finished difference Result 129 states and 187 transitions. [2019-11-19 22:23:47,416 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 22:23:47,416 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-11-19 22:23:47,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 22:23:47,418 INFO L225 Difference]: With dead ends: 129 [2019-11-19 22:23:47,420 INFO L226 Difference]: Without dead ends: 53 [2019-11-19 22:23:47,421 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 22:23:47,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-11-19 22:23:47,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-11-19 22:23:47,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-11-19 22:23:47,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2019-11-19 22:23:47,429 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 19 [2019-11-19 22:23:47,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 22:23:47,429 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2019-11-19 22:23:47,429 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 22:23:47,430 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2019-11-19 22:23:47,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-19 22:23:47,431 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 22:23:47,431 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] [2019-11-19 22:23:47,431 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 22:23:47,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:23:47,432 INFO L82 PathProgramCache]: Analyzing trace with hash 1380156086, now seen corresponding path program 1 times [2019-11-19 22:23:47,432 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:23:47,433 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259662590] [2019-11-19 22:23:47,433 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:23:47,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:23:47,531 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 22:23:47,531 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259662590] [2019-11-19 22:23:47,531 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 22:23:47,532 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 22:23:47,532 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20946871] [2019-11-19 22:23:47,532 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 22:23:47,533 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 22:23:47,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 22:23:47,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 22:23:47,533 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand 3 states. [2019-11-19 22:23:47,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 22:23:47,550 INFO L93 Difference]: Finished difference Result 99 states and 145 transitions. [2019-11-19 22:23:47,550 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 22:23:47,552 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-11-19 22:23:47,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 22:23:47,554 INFO L225 Difference]: With dead ends: 99 [2019-11-19 22:23:47,555 INFO L226 Difference]: Without dead ends: 53 [2019-11-19 22:23:47,556 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 22:23:47,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-11-19 22:23:47,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-11-19 22:23:47,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-11-19 22:23:47,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 75 transitions. [2019-11-19 22:23:47,569 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 75 transitions. Word has length 24 [2019-11-19 22:23:47,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 22:23:47,570 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 75 transitions. [2019-11-19 22:23:47,571 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 22:23:47,571 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2019-11-19 22:23:47,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-19 22:23:47,573 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 22:23:47,574 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] [2019-11-19 22:23:47,574 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 22:23:47,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:23:47,575 INFO L82 PathProgramCache]: Analyzing trace with hash -1074913896, now seen corresponding path program 1 times [2019-11-19 22:23:47,575 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:23:47,575 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029426944] [2019-11-19 22:23:47,576 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:23:47,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:23:47,684 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 22:23:47,684 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029426944] [2019-11-19 22:23:47,685 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 22:23:47,685 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 22:23:47,685 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481781110] [2019-11-19 22:23:47,685 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 22:23:47,686 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 22:23:47,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 22:23:47,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 22:23:47,686 INFO L87 Difference]: Start difference. First operand 53 states and 75 transitions. Second operand 3 states. [2019-11-19 22:23:47,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 22:23:47,734 INFO L93 Difference]: Finished difference Result 121 states and 175 transitions. [2019-11-19 22:23:47,735 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 22:23:47,735 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2019-11-19 22:23:47,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 22:23:47,736 INFO L225 Difference]: With dead ends: 121 [2019-11-19 22:23:47,736 INFO L226 Difference]: Without dead ends: 75 [2019-11-19 22:23:47,737 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 22:23:47,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2019-11-19 22:23:47,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 73. [2019-11-19 22:23:47,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2019-11-19 22:23:47,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 103 transitions. [2019-11-19 22:23:47,747 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 103 transitions. Word has length 26 [2019-11-19 22:23:47,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 22:23:47,748 INFO L462 AbstractCegarLoop]: Abstraction has 73 states and 103 transitions. [2019-11-19 22:23:47,748 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 22:23:47,748 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 103 transitions. [2019-11-19 22:23:47,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-19 22:23:47,749 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 22:23:47,750 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] [2019-11-19 22:23:47,750 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 22:23:47,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:23:47,751 INFO L82 PathProgramCache]: Analyzing trace with hash -989359546, now seen corresponding path program 1 times [2019-11-19 22:23:47,751 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:23:47,751 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241463257] [2019-11-19 22:23:47,752 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:23:47,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:23:47,832 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 22:23:47,832 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241463257] [2019-11-19 22:23:47,832 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 22:23:47,833 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-19 22:23:47,833 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501163325] [2019-11-19 22:23:47,833 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 22:23:47,834 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 22:23:47,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 22:23:47,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 22:23:47,834 INFO L87 Difference]: Start difference. First operand 73 states and 103 transitions. Second operand 5 states. [2019-11-19 22:23:47,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 22:23:47,935 INFO L93 Difference]: Finished difference Result 263 states and 377 transitions. [2019-11-19 22:23:47,936 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-19 22:23:47,936 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2019-11-19 22:23:47,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 22:23:47,938 INFO L225 Difference]: With dead ends: 263 [2019-11-19 22:23:47,938 INFO L226 Difference]: Without dead ends: 197 [2019-11-19 22:23:47,939 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-19 22:23:47,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2019-11-19 22:23:47,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 77. [2019-11-19 22:23:47,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2019-11-19 22:23:47,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 107 transitions. [2019-11-19 22:23:47,955 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 107 transitions. Word has length 32 [2019-11-19 22:23:47,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 22:23:47,956 INFO L462 AbstractCegarLoop]: Abstraction has 77 states and 107 transitions. [2019-11-19 22:23:47,956 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 22:23:47,956 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 107 transitions. [2019-11-19 22:23:47,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-19 22:23:47,957 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 22:23:47,958 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] [2019-11-19 22:23:47,958 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 22:23:47,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:23:47,959 INFO L82 PathProgramCache]: Analyzing trace with hash -1690424124, now seen corresponding path program 1 times [2019-11-19 22:23:47,959 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:23:47,960 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644186639] [2019-11-19 22:23:47,960 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:23:47,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:23:48,055 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 22:23:48,056 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644186639] [2019-11-19 22:23:48,056 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 22:23:48,057 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 22:23:48,057 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1299651414] [2019-11-19 22:23:48,058 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 22:23:48,058 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 22:23:48,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 22:23:48,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 22:23:48,059 INFO L87 Difference]: Start difference. First operand 77 states and 107 transitions. Second operand 5 states. [2019-11-19 22:23:48,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 22:23:48,243 INFO L93 Difference]: Finished difference Result 364 states and 517 transitions. [2019-11-19 22:23:48,244 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-19 22:23:48,244 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2019-11-19 22:23:48,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 22:23:48,246 INFO L225 Difference]: With dead ends: 364 [2019-11-19 22:23:48,246 INFO L226 Difference]: Without dead ends: 294 [2019-11-19 22:23:48,247 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-19 22:23:48,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2019-11-19 22:23:48,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 139. [2019-11-19 22:23:48,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2019-11-19 22:23:48,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 192 transitions. [2019-11-19 22:23:48,273 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 192 transitions. Word has length 32 [2019-11-19 22:23:48,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 22:23:48,274 INFO L462 AbstractCegarLoop]: Abstraction has 139 states and 192 transitions. [2019-11-19 22:23:48,274 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 22:23:48,274 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 192 transitions. [2019-11-19 22:23:48,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-19 22:23:48,276 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 22:23:48,276 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] [2019-11-19 22:23:48,277 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 22:23:48,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:23:48,277 INFO L82 PathProgramCache]: Analyzing trace with hash -1690580660, now seen corresponding path program 1 times [2019-11-19 22:23:48,278 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:23:48,278 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995936698] [2019-11-19 22:23:48,278 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:23:48,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:23:48,376 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 22:23:48,376 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995936698] [2019-11-19 22:23:48,377 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 22:23:48,377 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 22:23:48,377 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226768605] [2019-11-19 22:23:48,383 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 22:23:48,384 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 22:23:48,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 22:23:48,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 22:23:48,387 INFO L87 Difference]: Start difference. First operand 139 states and 192 transitions. Second operand 5 states. [2019-11-19 22:23:48,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 22:23:48,547 INFO L93 Difference]: Finished difference Result 526 states and 731 transitions. [2019-11-19 22:23:48,548 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-19 22:23:48,549 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-11-19 22:23:48,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 22:23:48,552 INFO L225 Difference]: With dead ends: 526 [2019-11-19 22:23:48,552 INFO L226 Difference]: Without dead ends: 394 [2019-11-19 22:23:48,553 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-19 22:23:48,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 394 states. [2019-11-19 22:23:48,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 394 to 138. [2019-11-19 22:23:48,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2019-11-19 22:23:48,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 189 transitions. [2019-11-19 22:23:48,586 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 189 transitions. Word has length 33 [2019-11-19 22:23:48,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 22:23:48,587 INFO L462 AbstractCegarLoop]: Abstraction has 138 states and 189 transitions. [2019-11-19 22:23:48,587 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 22:23:48,587 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 189 transitions. [2019-11-19 22:23:48,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-19 22:23:48,588 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 22:23:48,589 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] [2019-11-19 22:23:48,589 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 22:23:48,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:23:48,590 INFO L82 PathProgramCache]: Analyzing trace with hash 1651164780, now seen corresponding path program 1 times [2019-11-19 22:23:48,590 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:23:48,590 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428389967] [2019-11-19 22:23:48,590 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:23:48,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:23:48,650 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 22:23:48,650 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428389967] [2019-11-19 22:23:48,651 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 22:23:48,651 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-19 22:23:48,651 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101812404] [2019-11-19 22:23:48,652 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 22:23:48,652 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 22:23:48,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 22:23:48,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 22:23:48,652 INFO L87 Difference]: Start difference. First operand 138 states and 189 transitions. Second operand 5 states. [2019-11-19 22:23:48,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 22:23:48,757 INFO L93 Difference]: Finished difference Result 355 states and 485 transitions. [2019-11-19 22:23:48,757 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-19 22:23:48,757 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2019-11-19 22:23:48,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 22:23:48,759 INFO L225 Difference]: With dead ends: 355 [2019-11-19 22:23:48,759 INFO L226 Difference]: Without dead ends: 224 [2019-11-19 22:23:48,760 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-19 22:23:48,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2019-11-19 22:23:48,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 150. [2019-11-19 22:23:48,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2019-11-19 22:23:48,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 201 transitions. [2019-11-19 22:23:48,787 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 201 transitions. Word has length 36 [2019-11-19 22:23:48,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 22:23:48,788 INFO L462 AbstractCegarLoop]: Abstraction has 150 states and 201 transitions. [2019-11-19 22:23:48,788 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 22:23:48,788 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 201 transitions. [2019-11-19 22:23:48,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-19 22:23:48,793 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 22:23:48,793 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] [2019-11-19 22:23:48,793 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 22:23:48,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:23:48,794 INFO L82 PathProgramCache]: Analyzing trace with hash -381020824, now seen corresponding path program 1 times [2019-11-19 22:23:48,794 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:23:48,795 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72930595] [2019-11-19 22:23:48,795 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:23:48,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:23:48,867 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 22:23:48,867 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72930595] [2019-11-19 22:23:48,868 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 22:23:48,868 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 22:23:48,868 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60611917] [2019-11-19 22:23:48,869 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 22:23:48,869 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 22:23:48,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 22:23:48,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 22:23:48,870 INFO L87 Difference]: Start difference. First operand 150 states and 201 transitions. Second operand 3 states. [2019-11-19 22:23:48,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 22:23:48,913 INFO L93 Difference]: Finished difference Result 343 states and 459 transitions. [2019-11-19 22:23:48,914 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 22:23:48,915 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 36 [2019-11-19 22:23:48,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 22:23:48,916 INFO L225 Difference]: With dead ends: 343 [2019-11-19 22:23:48,917 INFO L226 Difference]: Without dead ends: 200 [2019-11-19 22:23:48,917 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 22:23:48,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2019-11-19 22:23:48,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 200. [2019-11-19 22:23:48,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 200 states. [2019-11-19 22:23:48,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 261 transitions. [2019-11-19 22:23:48,944 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 261 transitions. Word has length 36 [2019-11-19 22:23:48,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 22:23:48,945 INFO L462 AbstractCegarLoop]: Abstraction has 200 states and 261 transitions. [2019-11-19 22:23:48,945 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 22:23:48,945 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 261 transitions. [2019-11-19 22:23:48,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-19 22:23:48,946 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 22:23:48,947 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] [2019-11-19 22:23:48,947 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 22:23:48,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:23:48,948 INFO L82 PathProgramCache]: Analyzing trace with hash -1855499608, now seen corresponding path program 1 times [2019-11-19 22:23:48,948 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:23:48,949 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629824356] [2019-11-19 22:23:48,949 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:23:48,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:23:49,049 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 22:23:49,049 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629824356] [2019-11-19 22:23:49,050 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 22:23:49,050 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-19 22:23:49,050 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841548212] [2019-11-19 22:23:49,051 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-19 22:23:49,051 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 22:23:49,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-19 22:23:49,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-19 22:23:49,052 INFO L87 Difference]: Start difference. First operand 200 states and 261 transitions. Second operand 6 states. [2019-11-19 22:23:49,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 22:23:49,413 INFO L93 Difference]: Finished difference Result 669 states and 871 transitions. [2019-11-19 22:23:49,414 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-11-19 22:23:49,414 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 37 [2019-11-19 22:23:49,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 22:23:49,417 INFO L225 Difference]: With dead ends: 669 [2019-11-19 22:23:49,417 INFO L226 Difference]: Without dead ends: 476 [2019-11-19 22:23:49,418 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2019-11-19 22:23:49,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 476 states. [2019-11-19 22:23:49,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 476 to 200. [2019-11-19 22:23:49,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 200 states. [2019-11-19 22:23:49,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 256 transitions. [2019-11-19 22:23:49,441 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 256 transitions. Word has length 37 [2019-11-19 22:23:49,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 22:23:49,441 INFO L462 AbstractCegarLoop]: Abstraction has 200 states and 256 transitions. [2019-11-19 22:23:49,441 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-19 22:23:49,441 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 256 transitions. [2019-11-19 22:23:49,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-19 22:23:49,442 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 22:23:49,443 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-11-19 22:23:49,443 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 22:23:49,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:23:49,444 INFO L82 PathProgramCache]: Analyzing trace with hash -1441402284, now seen corresponding path program 1 times [2019-11-19 22:23:49,444 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:23:49,444 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155206092] [2019-11-19 22:23:49,444 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:23:49,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:23:49,526 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:23:49,527 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155206092] [2019-11-19 22:23:49,527 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [254190566] [2019-11-19 22:23:49,527 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_27479939-9461-4e0d-bd21-9292995f1074/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 22:23:49,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:23:49,695 INFO L255 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-19 22:23:49,703 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 22:23:49,729 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 22:23:49,730 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-19 22:23:49,730 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2019-11-19 22:23:49,731 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084692138] [2019-11-19 22:23:49,731 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 22:23:49,731 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 22:23:49,731 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 22:23:49,732 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-11-19 22:23:49,732 INFO L87 Difference]: Start difference. First operand 200 states and 256 transitions. Second operand 3 states. [2019-11-19 22:23:49,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 22:23:49,787 INFO L93 Difference]: Finished difference Result 311 states and 401 transitions. [2019-11-19 22:23:49,787 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 22:23:49,787 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 56 [2019-11-19 22:23:49,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 22:23:49,791 INFO L225 Difference]: With dead ends: 311 [2019-11-19 22:23:49,791 INFO L226 Difference]: Without dead ends: 309 [2019-11-19 22:23:49,792 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-11-19 22:23:49,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2019-11-19 22:23:49,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 224. [2019-11-19 22:23:49,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 224 states. [2019-11-19 22:23:49,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 292 transitions. [2019-11-19 22:23:49,820 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 292 transitions. Word has length 56 [2019-11-19 22:23:49,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 22:23:49,821 INFO L462 AbstractCegarLoop]: Abstraction has 224 states and 292 transitions. [2019-11-19 22:23:49,822 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 22:23:49,822 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 292 transitions. [2019-11-19 22:23:49,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-11-19 22:23:49,823 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 22:23:49,823 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-11-19 22:23:50,027 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-19 22:23:50,030 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 22:23:50,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 22:23:50,030 INFO L82 PathProgramCache]: Analyzing trace with hash 240636856, now seen corresponding path program 1 times [2019-11-19 22:23:50,031 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 22:23:50,031 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039591164] [2019-11-19 22:23:50,031 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 22:23:50,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:23:50,144 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 33 proven. 10 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-19 22:23:50,144 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039591164] [2019-11-19 22:23:50,145 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1862837718] [2019-11-19 22:23:50,145 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_27479939-9461-4e0d-bd21-9292995f1074/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 22:23:50,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 22:23:50,326 INFO L255 TraceCheckSpWp]: Trace formula consists of 484 conjuncts, 7 conjunts are in the unsatisfiable core [2019-11-19 22:23:50,330 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 22:23:50,422 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-19 22:23:50,422 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-19 22:23:50,422 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2019-11-19 22:23:50,423 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194651788] [2019-11-19 22:23:50,424 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-19 22:23:50,424 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 22:23:50,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-19 22:23:50,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2019-11-19 22:23:50,425 INFO L87 Difference]: Start difference. First operand 224 states and 292 transitions. Second operand 6 states. [2019-11-19 22:23:50,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 22:23:50,702 INFO L93 Difference]: Finished difference Result 523 states and 678 transitions. [2019-11-19 22:23:50,702 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-11-19 22:23:50,702 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 78 [2019-11-19 22:23:50,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 22:23:50,703 INFO L225 Difference]: With dead ends: 523 [2019-11-19 22:23:50,703 INFO L226 Difference]: Without dead ends: 0 [2019-11-19 22:23:50,704 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=76, Invalid=196, Unknown=0, NotChecked=0, Total=272 [2019-11-19 22:23:50,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-19 22:23:50,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-19 22:23:50,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-19 22:23:50,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-19 22:23:50,706 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 78 [2019-11-19 22:23:50,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 22:23:50,706 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 22:23:50,706 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-19 22:23:50,706 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-19 22:23:50,707 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-19 22:23:50,907 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-19 22:23:50,912 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-19 22:23:51,338 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 90 [2019-11-19 22:23:51,525 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 110 [2019-11-19 22:23:51,900 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 111 [2019-11-19 22:23:52,133 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 115 [2019-11-19 22:23:52,346 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 108 [2019-11-19 22:23:52,536 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 18 [2019-11-19 22:23:52,919 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 20 [2019-11-19 22:23:53,243 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 27 [2019-11-19 22:23:53,870 WARN L191 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 14 [2019-11-19 22:23:54,052 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 22 [2019-11-19 22:23:54,526 WARN L191 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 15 [2019-11-19 22:23:54,886 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 27 [2019-11-19 22:23:55,622 WARN L191 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 17 [2019-11-19 22:23:56,252 WARN L191 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 19 [2019-11-19 22:23:56,777 WARN L191 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 20 [2019-11-19 22:23:56,970 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 18 [2019-11-19 22:23:57,023 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2019-11-19 22:23:57,024 INFO L444 ceAbstractionStarter]: For program point L630(lines 630 636) no Hoare annotation was computed. [2019-11-19 22:23:57,024 INFO L444 ceAbstractionStarter]: For program point L630-2(lines 630 636) no Hoare annotation was computed. [2019-11-19 22:23:57,024 INFO L444 ceAbstractionStarter]: For program point L630-4(lines 630 636) no Hoare annotation was computed. [2019-11-19 22:23:57,024 INFO L444 ceAbstractionStarter]: For program point L630-6(lines 630 636) no Hoare annotation was computed. [2019-11-19 22:23:57,024 INFO L444 ceAbstractionStarter]: For program point L630-8(lines 630 636) no Hoare annotation was computed. [2019-11-19 22:23:57,024 INFO L444 ceAbstractionStarter]: For program point L630-10(lines 630 636) no Hoare annotation was computed. [2019-11-19 22:23:57,024 INFO L444 ceAbstractionStarter]: For program point L796(lines 796 800) no Hoare annotation was computed. [2019-11-19 22:23:57,024 INFO L444 ceAbstractionStarter]: For program point L796-3(lines 796 800) no Hoare annotation was computed. [2019-11-19 22:23:57,024 INFO L440 ceAbstractionStarter]: At program point L664(lines 659 667) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 1 ~methaneLevelCritical~0)) [2019-11-19 22:23:57,024 INFO L440 ceAbstractionStarter]: At program point L664-1(lines 659 667) the Hoare annotation is: false [2019-11-19 22:23:57,025 INFO L444 ceAbstractionStarter]: For program point L598(lines 598 606) no Hoare annotation was computed. [2019-11-19 22:23:57,025 INFO L444 ceAbstractionStarter]: For program point L796-6(lines 796 800) no Hoare annotation was computed. [2019-11-19 22:23:57,025 INFO L440 ceAbstractionStarter]: At program point L664-2(lines 659 667) the Hoare annotation is: false [2019-11-19 22:23:57,025 INFO L444 ceAbstractionStarter]: For program point L598-1(lines 598 606) no Hoare annotation was computed. [2019-11-19 22:23:57,025 INFO L444 ceAbstractionStarter]: For program point L598-2(lines 598 606) no Hoare annotation was computed. [2019-11-19 22:23:57,025 INFO L444 ceAbstractionStarter]: For program point L764(lines 764 775) no Hoare annotation was computed. [2019-11-19 22:23:57,025 INFO L444 ceAbstractionStarter]: For program point L568(lines 568 585) no Hoare annotation was computed. [2019-11-19 22:23:57,025 INFO L444 ceAbstractionStarter]: For program point L568-1(lines 568 585) no Hoare annotation was computed. [2019-11-19 22:23:57,025 INFO L444 ceAbstractionStarter]: For program point L568-2(lines 568 585) no Hoare annotation was computed. [2019-11-19 22:23:57,025 INFO L444 ceAbstractionStarter]: For program point L568-3(lines 568 585) no Hoare annotation was computed. [2019-11-19 22:23:57,025 INFO L444 ceAbstractionStarter]: For program point L568-4(lines 568 585) no Hoare annotation was computed. [2019-11-19 22:23:57,026 INFO L444 ceAbstractionStarter]: For program point L568-5(lines 568 585) no Hoare annotation was computed. [2019-11-19 22:23:57,026 INFO L440 ceAbstractionStarter]: At program point L833(lines 828 836) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (and .cse0 .cse1) (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0)) (and .cse0 (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1))) [2019-11-19 22:23:57,026 INFO L440 ceAbstractionStarter]: At program point L833-1(lines 828 836) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 22:23:57,026 INFO L440 ceAbstractionStarter]: At program point L833-2(lines 828 836) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse2 (= ~pumpRunning~0 0))) (or (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (and (and .cse0 .cse1) .cse2) (= 1 ~methaneLevelCritical~0)) (and (and .cse0 (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1) .cse2))) [2019-11-19 22:23:57,026 INFO L440 ceAbstractionStarter]: At program point L833-3(lines 828 836) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1) (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (and .cse0 (= ~pumpRunning~0 0) .cse1) (= 1 ~methaneLevelCritical~0)))) [2019-11-19 22:23:57,026 INFO L440 ceAbstractionStarter]: At program point L833-4(lines 828 836) the Hoare annotation is: false [2019-11-19 22:23:57,026 INFO L440 ceAbstractionStarter]: At program point L833-5(lines 828 836) the Hoare annotation is: false [2019-11-19 22:23:57,026 INFO L440 ceAbstractionStarter]: At program point L833-6(lines 828 836) the Hoare annotation is: false [2019-11-19 22:23:57,027 INFO L440 ceAbstractionStarter]: At program point L833-7(lines 828 836) the Hoare annotation is: false [2019-11-19 22:23:57,027 INFO L440 ceAbstractionStarter]: At program point L833-8(lines 828 836) the Hoare annotation is: false [2019-11-19 22:23:57,027 INFO L440 ceAbstractionStarter]: At program point L536(lines 535 554) the Hoare annotation is: (let ((.cse2 (= 1 ~systemActive~0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse0 (and .cse2 .cse3)) (.cse1 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 (= 0 ~methAndRunningLastTime~0)) (and .cse2 (= 0 ~methaneLevelCritical~0) .cse3) (and (and .cse0 (= ~pumpRunning~0 0)) .cse1)))) [2019-11-19 22:23:57,027 INFO L440 ceAbstractionStarter]: At program point L833-9(lines 828 836) the Hoare annotation is: false [2019-11-19 22:23:57,027 INFO L444 ceAbstractionStarter]: For program point L536-1(lines 536 542) no Hoare annotation was computed. [2019-11-19 22:23:57,027 INFO L440 ceAbstractionStarter]: At program point L833-10(lines 828 836) the Hoare annotation is: false [2019-11-19 22:23:57,027 INFO L440 ceAbstractionStarter]: At program point L536-2(lines 535 554) the Hoare annotation is: false [2019-11-19 22:23:57,027 INFO L440 ceAbstractionStarter]: At program point L833-11(lines 828 836) the Hoare annotation is: false [2019-11-19 22:23:57,027 INFO L440 ceAbstractionStarter]: At program point L536-3(lines 535 554) the Hoare annotation is: false [2019-11-19 22:23:57,027 INFO L444 ceAbstractionStarter]: For program point L735(lines 734 779) no Hoare annotation was computed. [2019-11-19 22:23:57,027 INFO L444 ceAbstractionStarter]: For program point L736(lines 736 740) no Hoare annotation was computed. [2019-11-19 22:23:57,028 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2019-11-19 22:23:57,028 INFO L444 ceAbstractionStarter]: For program point L770(lines 770 774) no Hoare annotation was computed. [2019-11-19 22:23:57,028 INFO L444 ceAbstractionStarter]: For program point L770-2(lines 536 542) no Hoare annotation was computed. [2019-11-19 22:23:57,028 INFO L444 ceAbstractionStarter]: For program point L572(lines 572 580) no Hoare annotation was computed. [2019-11-19 22:23:57,028 INFO L444 ceAbstractionStarter]: For program point L572-1(lines 572 580) no Hoare annotation was computed. [2019-11-19 22:23:57,028 INFO L444 ceAbstractionStarter]: For program point L572-2(lines 572 580) no Hoare annotation was computed. [2019-11-19 22:23:57,028 INFO L444 ceAbstractionStarter]: For program point L572-3(lines 572 580) no Hoare annotation was computed. [2019-11-19 22:23:57,028 INFO L444 ceAbstractionStarter]: For program point L572-4(lines 572 580) no Hoare annotation was computed. [2019-11-19 22:23:57,028 INFO L444 ceAbstractionStarter]: For program point L572-5(lines 572 580) no Hoare annotation was computed. [2019-11-19 22:23:57,028 INFO L444 ceAbstractionStarter]: For program point L936(lines 936 953) no Hoare annotation was computed. [2019-11-19 22:23:57,029 INFO L440 ceAbstractionStarter]: At program point L936-1(lines 1 956) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 1 ~systemActive~0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse2 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9 0) .cse1 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse2 .cse3) (and (and (and .cse0 .cse1 .cse3) .cse4) .cse2) (and (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (and (and .cse0 .cse3) .cse4) (= 1 ~methaneLevelCritical~0)) .cse2))) [2019-11-19 22:23:57,029 INFO L444 ceAbstractionStarter]: For program point L936-2(lines 936 953) no Hoare annotation was computed. [2019-11-19 22:23:57,029 INFO L440 ceAbstractionStarter]: At program point L936-3(lines 1 956) the Hoare annotation is: false [2019-11-19 22:23:57,029 INFO L444 ceAbstractionStarter]: For program point L936-4(lines 936 953) no Hoare annotation was computed. [2019-11-19 22:23:57,029 INFO L440 ceAbstractionStarter]: At program point L936-5(lines 1 956) the Hoare annotation is: false [2019-11-19 22:23:57,029 INFO L444 ceAbstractionStarter]: For program point L507(lines 507 514) no Hoare annotation was computed. [2019-11-19 22:23:57,029 INFO L447 ceAbstractionStarter]: At program point L507-1(lines 507 514) the Hoare annotation is: true [2019-11-19 22:23:57,029 INFO L444 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2019-11-19 22:23:57,029 INFO L444 ceAbstractionStarter]: For program point L410-1(line 410) no Hoare annotation was computed. [2019-11-19 22:23:57,029 INFO L444 ceAbstractionStarter]: For program point L410-2(line 410) no Hoare annotation was computed. [2019-11-19 22:23:57,029 INFO L440 ceAbstractionStarter]: At program point L906(lines 1 956) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-19 22:23:57,030 INFO L444 ceAbstractionStarter]: For program point L873(lines 873 879) no Hoare annotation was computed. [2019-11-19 22:23:57,030 INFO L444 ceAbstractionStarter]: For program point L873-1(lines 873 879) no Hoare annotation was computed. [2019-11-19 22:23:57,030 INFO L444 ceAbstractionStarter]: For program point L873-2(lines 873 879) no Hoare annotation was computed. [2019-11-19 22:23:57,030 INFO L444 ceAbstractionStarter]: For program point L873-3(lines 873 879) no Hoare annotation was computed. [2019-11-19 22:23:57,030 INFO L444 ceAbstractionStarter]: For program point L873-4(lines 873 879) no Hoare annotation was computed. [2019-11-19 22:23:57,030 INFO L444 ceAbstractionStarter]: For program point L873-5(lines 873 879) no Hoare annotation was computed. [2019-11-19 22:23:57,030 INFO L440 ceAbstractionStarter]: At program point L543(lines 543 549) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse3 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse2) (and (and .cse0 .cse1 .cse2) .cse3) (and (and (and .cse0 .cse2) .cse3) (= 1 ~methaneLevelCritical~0)))) [2019-11-19 22:23:57,030 INFO L440 ceAbstractionStarter]: At program point L543-1(lines 543 549) the Hoare annotation is: false [2019-11-19 22:23:57,030 INFO L440 ceAbstractionStarter]: At program point L543-2(lines 543 549) the Hoare annotation is: false [2019-11-19 22:23:57,030 INFO L444 ceAbstractionStarter]: For program point L940(lines 940 950) no Hoare annotation was computed. [2019-11-19 22:23:57,031 INFO L444 ceAbstractionStarter]: For program point L940-2(lines 940 950) no Hoare annotation was computed. [2019-11-19 22:23:57,031 INFO L444 ceAbstractionStarter]: For program point L808(lines 808 812) no Hoare annotation was computed. [2019-11-19 22:23:57,031 INFO L444 ceAbstractionStarter]: For program point L940-4(lines 940 950) no Hoare annotation was computed. [2019-11-19 22:23:57,031 INFO L440 ceAbstractionStarter]: At program point L478(lines 474 480) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-19 22:23:57,031 INFO L444 ceAbstractionStarter]: For program point L941(lines 941 947) no Hoare annotation was computed. [2019-11-19 22:23:57,031 INFO L444 ceAbstractionStarter]: For program point L941-2(lines 941 947) no Hoare annotation was computed. [2019-11-19 22:23:57,031 INFO L444 ceAbstractionStarter]: For program point L941-4(lines 941 947) no Hoare annotation was computed. [2019-11-19 22:23:57,031 INFO L444 ceAbstractionStarter]: For program point L744(lines 744 750) no Hoare annotation was computed. [2019-11-19 22:23:57,031 INFO L440 ceAbstractionStarter]: At program point L744-1(lines 744 750) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 1 ~systemActive~0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse2 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~9 0) .cse1 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse2 .cse3) (and (and (and .cse0 .cse1 .cse3) .cse4) .cse2) (and (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (and (and .cse0 .cse3) .cse4) (= 1 ~methaneLevelCritical~0)) .cse2))) [2019-11-19 22:23:57,031 INFO L440 ceAbstractionStarter]: At program point L878(lines 869 882) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 22:23:57,032 INFO L440 ceAbstractionStarter]: At program point L878-1(lines 869 882) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 (= 1 ~methaneLevelCritical~0)) (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1 .cse2))) [2019-11-19 22:23:57,032 INFO L440 ceAbstractionStarter]: At program point L878-2(lines 869 882) the Hoare annotation is: false [2019-11-19 22:23:57,032 INFO L440 ceAbstractionStarter]: At program point L878-3(lines 869 882) the Hoare annotation is: false [2019-11-19 22:23:57,032 INFO L440 ceAbstractionStarter]: At program point L878-4(lines 869 882) the Hoare annotation is: false [2019-11-19 22:23:57,032 INFO L444 ceAbstractionStarter]: For program point L713(lines 713 717) no Hoare annotation was computed. [2019-11-19 22:23:57,032 INFO L440 ceAbstractionStarter]: At program point L878-5(lines 869 882) the Hoare annotation is: false [2019-11-19 22:23:57,032 INFO L444 ceAbstractionStarter]: For program point L713-2(lines 713 717) no Hoare annotation was computed. [2019-11-19 22:23:57,032 INFO L444 ceAbstractionStarter]: For program point L713-3(lines 713 717) no Hoare annotation was computed. [2019-11-19 22:23:57,032 INFO L444 ceAbstractionStarter]: For program point L713-5(lines 713 717) no Hoare annotation was computed. [2019-11-19 22:23:57,032 INFO L444 ceAbstractionStarter]: For program point L713-6(lines 713 717) no Hoare annotation was computed. [2019-11-19 22:23:57,032 INFO L444 ceAbstractionStarter]: For program point L713-8(lines 713 717) no Hoare annotation was computed. [2019-11-19 22:23:57,033 INFO L444 ceAbstractionStarter]: For program point L713-9(lines 713 717) no Hoare annotation was computed. [2019-11-19 22:23:57,033 INFO L444 ceAbstractionStarter]: For program point L713-11(lines 713 717) no Hoare annotation was computed. [2019-11-19 22:23:57,033 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-19 22:23:57,033 INFO L444 ceAbstractionStarter]: For program point L713-12(lines 713 717) no Hoare annotation was computed. [2019-11-19 22:23:57,033 INFO L444 ceAbstractionStarter]: For program point L713-14(lines 713 717) no Hoare annotation was computed. [2019-11-19 22:23:57,033 INFO L444 ceAbstractionStarter]: For program point L713-15(lines 713 717) no Hoare annotation was computed. [2019-11-19 22:23:57,033 INFO L444 ceAbstractionStarter]: For program point L713-17(lines 713 717) no Hoare annotation was computed. [2019-11-19 22:23:57,033 INFO L440 ceAbstractionStarter]: At program point L780(lines 733 781) the Hoare annotation is: false [2019-11-19 22:23:57,033 INFO L447 ceAbstractionStarter]: At program point L516(lines 497 519) the Hoare annotation is: true [2019-11-19 22:23:57,033 INFO L440 ceAbstractionStarter]: At program point L914(lines 909 917) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-19 22:23:57,033 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-19 22:23:57,034 INFO L440 ceAbstractionStarter]: At program point L719(lines 704 722) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 22:23:57,034 INFO L440 ceAbstractionStarter]: At program point L719-1(lines 704 722) the Hoare annotation is: (let ((.cse1 (= 1 ~systemActive~0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse0 (= ~pumpRunning~0 0))) (or (and .cse0 (and .cse1 (= 0 ~methaneLevelCritical~0) .cse2)) (and (and (and .cse1 .cse2) .cse0) (= 1 ~methaneLevelCritical~0)))) [2019-11-19 22:23:57,036 INFO L440 ceAbstractionStarter]: At program point L719-2(lines 704 722) the Hoare annotation is: false [2019-11-19 22:23:57,036 INFO L440 ceAbstractionStarter]: At program point L719-3(lines 704 722) the Hoare annotation is: false [2019-11-19 22:23:57,036 INFO L440 ceAbstractionStarter]: At program point L719-4(lines 704 722) the Hoare annotation is: false [2019-11-19 22:23:57,036 INFO L440 ceAbstractionStarter]: At program point L719-5(lines 704 722) the Hoare annotation is: false [2019-11-19 22:23:57,037 INFO L444 ceAbstractionStarter]: For program point L820(lines 820 824) no Hoare annotation was computed. [2019-11-19 22:23:57,037 INFO L444 ceAbstractionStarter]: For program point L754(lines 754 760) no Hoare annotation was computed. [2019-11-19 22:23:57,037 INFO L440 ceAbstractionStarter]: At program point L754-1(lines 754 760) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1) (and (and .cse0 .cse1) (= 1 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0)))) [2019-11-19 22:23:57,037 INFO L440 ceAbstractionStarter]: At program point L655(lines 648 658) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1) (and (and .cse0 .cse1) (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 |ULTIMATE.start_isMethaneAlarm_#res|) (= 1 ~methaneLevelCritical~0) (= 0 ~methAndRunningLastTime~0)))) [2019-11-19 22:23:57,037 INFO L440 ceAbstractionStarter]: At program point L655-1(lines 648 658) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 22:23:57,037 INFO L440 ceAbstractionStarter]: At program point L655-2(lines 648 658) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse2 (= ~pumpRunning~0 0))) (or (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 |ULTIMATE.start_isMethaneAlarm_#res|) (and (and .cse0 .cse1) .cse2) (= 1 ~methaneLevelCritical~0)) (and (and .cse0 (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1) .cse2))) [2019-11-19 22:23:57,038 INFO L440 ceAbstractionStarter]: At program point L655-3(lines 648 658) the Hoare annotation is: false [2019-11-19 22:23:57,038 INFO L440 ceAbstractionStarter]: At program point L655-4(lines 648 658) the Hoare annotation is: false [2019-11-19 22:23:57,038 INFO L440 ceAbstractionStarter]: At program point L655-5(lines 648 658) the Hoare annotation is: false [2019-11-19 22:23:57,038 INFO L440 ceAbstractionStarter]: At program point L655-6(lines 648 658) the Hoare annotation is: false [2019-11-19 22:23:57,038 INFO L440 ceAbstractionStarter]: At program point L655-7(lines 648 658) the Hoare annotation is: false [2019-11-19 22:23:57,038 INFO L440 ceAbstractionStarter]: At program point L655-8(lines 648 658) the Hoare annotation is: false [2019-11-19 22:23:57,038 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-19 22:23:57,039 INFO L440 ceAbstractionStarter]: At program point L427-2(lines 427 441) the Hoare annotation is: false [2019-11-19 22:23:57,039 INFO L444 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2019-11-19 22:23:57,039 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-19 22:23:57,039 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2019-11-19 22:23:57,039 INFO L444 ceAbstractionStarter]: For program point L594(lines 594 611) no Hoare annotation was computed. [2019-11-19 22:23:57,039 INFO L444 ceAbstractionStarter]: For program point L594-1(lines 594 611) no Hoare annotation was computed. [2019-11-19 22:23:57,039 INFO L444 ceAbstractionStarter]: For program point L594-2(lines 594 611) no Hoare annotation was computed. [2019-11-19 22:23:57,040 INFO L440 ceAbstractionStarter]: At program point L925(lines 920 927) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-11-19 22:23:57,040 INFO L444 ceAbstractionStarter]: For program point L431(lines 431 435) no Hoare annotation was computed. [2019-11-19 22:23:57,040 INFO L444 ceAbstractionStarter]: For program point L431-1(lines 536 542) no Hoare annotation was computed. [2019-11-19 22:23:57,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 10:23:57 BoogieIcfgContainer [2019-11-19 22:23:57,064 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-19 22:23:57,064 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 22:23:57,064 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 22:23:57,065 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 22:23:57,065 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 10:23:46" (3/4) ... [2019-11-19 22:23:57,068 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-19 22:23:57,087 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-19 22:23:57,089 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-11-19 22:23:57,090 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-19 22:23:57,091 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-19 22:23:57,092 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-19 22:23:57,094 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-19 22:23:57,120 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && tmp == 0) && 0 == methaneLevelCritical) && 0 == \result) && 0 == methAndRunningLastTime) && 0 == splverifierCounter) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && pumpRunning == 0) && 0 == methAndRunningLastTime)) || (((1 == \result && (1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) [2019-11-19 22:23:57,121 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && tmp == 0) && 0 == methaneLevelCritical) && 0 == \result) && 0 == methAndRunningLastTime) && 0 == splverifierCounter) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && pumpRunning == 0) && 0 == methAndRunningLastTime)) || (((1 == \result && (1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) [2019-11-19 22:23:57,122 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) || (((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && pumpRunning == 0)) || (((1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0) && 1 == methaneLevelCritical) [2019-11-19 22:23:57,123 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) || ((1 == \result && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-19 22:23:57,124 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 0 == splverifierCounter) && 1 == \result) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) || (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) [2019-11-19 22:23:57,124 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) || (((((1 == systemActive && 0 == splverifierCounter) && 1 == \result) && 1 == \result) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) [2019-11-19 22:23:57,125 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && \result == 0) && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical [2019-11-19 22:23:57,127 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-19 22:23:57,127 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == \result && (1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0) && 1 == methaneLevelCritical) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) && pumpRunning == 0) [2019-11-19 22:23:57,128 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-19 22:23:57,128 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == \result && 1 == \result) && (1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0) && 1 == methaneLevelCritical) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) && pumpRunning == 0) [2019-11-19 22:23:57,129 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-19 22:23:57,129 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-19 22:23:57,241 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_27479939-9461-4e0d-bd21-9292995f1074/bin/uautomizer/witness.graphml [2019-11-19 22:23:57,242 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 22:23:57,243 INFO L168 Benchmark]: Toolchain (without parser) took 12461.67 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 285.7 MB). Free memory was 951.4 MB in the beginning and 933.0 MB in the end (delta: 18.4 MB). Peak memory consumption was 304.1 MB. Max. memory is 11.5 GB. [2019-11-19 22:23:57,243 INFO L168 Benchmark]: CDTParser took 0.24 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 22:23:57,244 INFO L168 Benchmark]: CACSL2BoogieTranslator took 632.41 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.6 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -145.4 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-11-19 22:23:57,244 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.66 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2019-11-19 22:23:57,245 INFO L168 Benchmark]: Boogie Preprocessor took 60.99 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-11-19 22:23:57,245 INFO L168 Benchmark]: RCFGBuilder took 1181.05 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 999.6 MB in the end (delta: 70.9 MB). Peak memory consumption was 70.9 MB. Max. memory is 11.5 GB. [2019-11-19 22:23:57,246 INFO L168 Benchmark]: TraceAbstraction took 10284.41 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 176.2 MB). Free memory was 999.6 MB in the beginning and 955.6 MB in the end (delta: 44.0 MB). Peak memory consumption was 389.5 MB. Max. memory is 11.5 GB. [2019-11-19 22:23:57,246 INFO L168 Benchmark]: Witness Printer took 177.61 ms. Allocated memory is still 1.3 GB. Free memory was 955.6 MB in the beginning and 933.0 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2019-11-19 22:23:57,248 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 632.41 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.6 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -145.4 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 120.66 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 60.99 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1181.05 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 999.6 MB in the end (delta: 70.9 MB). Peak memory consumption was 70.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10284.41 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 176.2 MB). Free memory was 999.6 MB in the beginning and 955.6 MB in the end (delta: 44.0 MB). Peak memory consumption was 389.5 MB. Max. memory is 11.5 GB. * Witness Printer took 177.61 ms. Allocated memory is still 1.3 GB. Free memory was 955.6 MB in the beginning and 933.0 MB in the end (delta: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 410]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 410]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 410]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 0 == splverifierCounter) && 1 == \result) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) || (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && 0 == methAndRunningLastTime - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: ((1 == \result && (1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0) && 1 == methaneLevelCritical) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) && pumpRunning == 0) - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && 0 == methAndRunningLastTime - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && 0 == methAndRunningLastTime - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && tmp == 0) && 0 == methaneLevelCritical) && 0 == \result) && 0 == methAndRunningLastTime) && 0 == splverifierCounter) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && pumpRunning == 0) && 0 == methAndRunningLastTime)) || (((1 == \result && (1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 497]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: (((1 == \result && 1 == \result) && (1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0) && 1 == methaneLevelCritical) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) && pumpRunning == 0) - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) || (((1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) || (((((1 == systemActive && 0 == splverifierCounter) && 1 == \result) && 1 == \result) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) - InvariantResult [Line: 733]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && tmp == 0) && 0 == methaneLevelCritical) && 0 == \result) && 0 == methAndRunningLastTime) && 0 == splverifierCounter) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && pumpRunning == 0) && 0 == methAndRunningLastTime)) || (((1 == \result && (1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 704]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && (1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) || (((1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0) && 1 == methaneLevelCritical) - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) || ((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter)) || (((1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0) && 1 == methaneLevelCritical) - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: ((((1 == systemActive && \result == 0) && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 704]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 704]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 704]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 704]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) || (((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && pumpRunning == 0)) || (((1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0) && 1 == methaneLevelCritical) - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 474]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && 0 == methAndRunningLastTime - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) || ((1 == \result && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 704]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 133 locations, 3 error locations. Result: SAFE, OverallTime: 10.1s, OverallIterations: 12, TraceHistogramMax: 3, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.1s, HoareTripleCheckerStatistics: 1314 SDtfs, 1745 SDslu, 2194 SDs, 0 SdLazy, 347 SolverSat, 69 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 222 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=224occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 968 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 55 PreInvPairs, 185 NumberOfFragments, 641 HoareAnnotationTreeSize, 55 FomulaSimplifications, 576090 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 55 FomulaSimplificationsInter, 216943 FormulaSimplificationTreeSizeReductionInter, 4.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 561 NumberOfCodeBlocks, 561 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 547 ConstructedInterpolants, 0 QuantifiedInterpolants, 47505 SizeOfPredicates, 6 NumberOfNonLiveVariables, 904 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 14 InterpolantComputations, 12 PerfectInterpolantSequences, 108/128 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...