./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product48.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_cb6db09d-7045-461b-b73a-a17191be42e0/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_cb6db09d-7045-461b-b73a-a17191be42e0/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_cb6db09d-7045-461b-b73a-a17191be42e0/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_cb6db09d-7045-461b-b73a-a17191be42e0/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product48.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_cb6db09d-7045-461b-b73a-a17191be42e0/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_cb6db09d-7045-461b-b73a-a17191be42e0/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 79b21ff72ec330797470eae9e06bb1504f09bc51 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 20:42:51,568 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 20:42:51,569 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 20:42:51,587 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 20:42:51,587 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 20:42:51,589 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 20:42:51,592 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 20:42:51,603 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 20:42:51,608 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 20:42:51,612 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 20:42:51,615 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 20:42:51,616 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 20:42:51,617 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 20:42:51,619 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 20:42:51,621 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 20:42:51,622 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 20:42:51,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 20:42:51,625 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 20:42:51,628 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 20:42:51,633 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 20:42:51,637 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 20:42:51,639 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 20:42:51,642 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 20:42:51,643 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 20:42:51,646 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 20:42:51,647 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 20:42:51,647 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 20:42:51,649 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 20:42:51,649 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 20:42:51,650 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 20:42:51,651 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 20:42:51,652 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 20:42:51,653 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 20:42:51,653 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 20:42:51,655 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 20:42:51,656 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 20:42:51,657 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 20:42:51,657 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 20:42:51,658 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 20:42:51,659 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 20:42:51,660 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 20:42:51,661 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_cb6db09d-7045-461b-b73a-a17191be42e0/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-15 20:42:51,695 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 20:42:51,695 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 20:42:51,697 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 20:42:51,697 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 20:42:51,697 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 20:42:51,698 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 20:42:51,698 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 20:42:51,698 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 20:42:51,699 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 20:42:51,699 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 20:42:51,700 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 20:42:51,701 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 20:42:51,701 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 20:42:51,701 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 20:42:51,701 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 20:42:51,702 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 20:42:51,702 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 20:42:51,702 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 20:42:51,703 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 20:42:51,703 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 20:42:51,703 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 20:42:51,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 20:42:51,704 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 20:42:51,704 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 20:42:51,705 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 20:42:51,705 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 20:42:51,705 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 20:42:51,705 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 20:42:51,706 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_cb6db09d-7045-461b-b73a-a17191be42e0/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 -> 79b21ff72ec330797470eae9e06bb1504f09bc51 [2019-11-15 20:42:51,751 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 20:42:51,769 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 20:42:51,774 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 20:42:51,776 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 20:42:51,776 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 20:42:51,777 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_cb6db09d-7045-461b-b73a-a17191be42e0/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product48.cil.c [2019-11-15 20:42:51,851 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cb6db09d-7045-461b-b73a-a17191be42e0/bin/uautomizer/data/f27154233/ad2f0d04d95c40f582fe548d66986d59/FLAG7b4c99736 [2019-11-15 20:42:52,399 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 20:42:52,400 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_cb6db09d-7045-461b-b73a-a17191be42e0/sv-benchmarks/c/product-lines/minepump_spec1_product48.cil.c [2019-11-15 20:42:52,416 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cb6db09d-7045-461b-b73a-a17191be42e0/bin/uautomizer/data/f27154233/ad2f0d04d95c40f582fe548d66986d59/FLAG7b4c99736 [2019-11-15 20:42:52,666 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_cb6db09d-7045-461b-b73a-a17191be42e0/bin/uautomizer/data/f27154233/ad2f0d04d95c40f582fe548d66986d59 [2019-11-15 20:42:52,669 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 20:42:52,670 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 20:42:52,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 20:42:52,672 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 20:42:52,676 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 20:42:52,677 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 08:42:52" (1/1) ... [2019-11-15 20:42:52,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b17023b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:42:52, skipping insertion in model container [2019-11-15 20:42:52,680 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 08:42:52" (1/1) ... [2019-11-15 20:42:52,689 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 20:42:52,741 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 20:42:53,221 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 20:42:53,235 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 20:42:53,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 20:42:53,358 INFO L192 MainTranslator]: Completed translation [2019-11-15 20:42:53,358 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:42:53 WrapperNode [2019-11-15 20:42:53,358 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 20:42:53,359 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 20:42:53,359 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 20:42:53,359 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 20:42:53,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:42:53" (1/1) ... [2019-11-15 20:42:53,388 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:42:53" (1/1) ... [2019-11-15 20:42:53,459 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 20:42:53,460 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 20:42:53,460 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 20:42:53,460 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 20:42:53,471 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:42:53" (1/1) ... [2019-11-15 20:42:53,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:42:53" (1/1) ... [2019-11-15 20:42:53,480 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:42:53" (1/1) ... [2019-11-15 20:42:53,480 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:42:53" (1/1) ... [2019-11-15 20:42:53,498 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:42:53" (1/1) ... [2019-11-15 20:42:53,511 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:42:53" (1/1) ... [2019-11-15 20:42:53,530 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:42:53" (1/1) ... [2019-11-15 20:42:53,536 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 20:42:53,541 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 20:42:53,541 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 20:42:53,542 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 20:42:53,543 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:42:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cb6db09d-7045-461b-b73a-a17191be42e0/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 [2019-11-15 20:42:53,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 20:42:53,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-15 20:42:53,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 20:42:53,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 20:42:54,827 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 20:42:54,827 INFO L284 CfgBuilder]: Removed 198 assume(true) statements. [2019-11-15 20:42:54,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 08:42:54 BoogieIcfgContainer [2019-11-15 20:42:54,829 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 20:42:54,830 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 20:42:54,830 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 20:42:54,833 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 20:42:54,833 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 08:42:52" (1/3) ... [2019-11-15 20:42:54,834 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78d0da82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 08:42:54, skipping insertion in model container [2019-11-15 20:42:54,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:42:53" (2/3) ... [2019-11-15 20:42:54,835 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78d0da82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 08:42:54, skipping insertion in model container [2019-11-15 20:42:54,835 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 08:42:54" (3/3) ... [2019-11-15 20:42:54,837 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product48.cil.c [2019-11-15 20:42:54,848 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 20:42:54,862 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-15 20:42:54,873 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-15 20:42:54,900 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 20:42:54,900 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 20:42:54,901 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 20:42:54,901 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 20:42:54,901 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 20:42:54,901 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 20:42:54,901 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 20:42:54,902 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 20:42:54,923 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states. [2019-11-15 20:42:54,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-15 20:42:54,931 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 20:42:54,932 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 20:42:54,934 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 20:42:54,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:42:54,941 INFO L82 PathProgramCache]: Analyzing trace with hash 325683581, now seen corresponding path program 1 times [2019-11-15 20:42:54,950 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 20:42:54,951 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469926327] [2019-11-15 20:42:54,951 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:42:54,951 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:42:54,952 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 20:42:55,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:42:55,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 20:42:55,227 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469926327] [2019-11-15 20:42:55,227 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 20:42:55,228 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 20:42:55,228 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5257803] [2019-11-15 20:42:55,231 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-15 20:42:55,232 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 20:42:55,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-15 20:42:55,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-15 20:42:55,246 INFO L87 Difference]: Start difference. First operand 131 states. Second operand 2 states. [2019-11-15 20:42:55,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 20:42:55,285 INFO L93 Difference]: Finished difference Result 256 states and 383 transitions. [2019-11-15 20:42:55,286 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-15 20:42:55,287 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-15 20:42:55,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 20:42:55,305 INFO L225 Difference]: With dead ends: 256 [2019-11-15 20:42:55,305 INFO L226 Difference]: Without dead ends: 127 [2019-11-15 20:42:55,309 INFO L600 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 [2019-11-15 20:42:55,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2019-11-15 20:42:55,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2019-11-15 20:42:55,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2019-11-15 20:42:55,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 183 transitions. [2019-11-15 20:42:55,367 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 183 transitions. Word has length 16 [2019-11-15 20:42:55,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 20:42:55,372 INFO L462 AbstractCegarLoop]: Abstraction has 127 states and 183 transitions. [2019-11-15 20:42:55,373 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-15 20:42:55,374 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 183 transitions. [2019-11-15 20:42:55,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-15 20:42:55,377 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 20:42:55,377 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 20:42:55,378 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 20:42:55,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:42:55,379 INFO L82 PathProgramCache]: Analyzing trace with hash 1302516555, now seen corresponding path program 1 times [2019-11-15 20:42:55,379 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 20:42:55,380 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [898041236] [2019-11-15 20:42:55,380 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:42:55,380 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:42:55,381 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 20:42:55,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:42:55,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 20:42:55,558 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [898041236] [2019-11-15 20:42:55,558 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 20:42:55,558 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 20:42:55,558 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518556872] [2019-11-15 20:42:55,560 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 20:42:55,560 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 20:42:55,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 20:42:55,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 20:42:55,561 INFO L87 Difference]: Start difference. First operand 127 states and 183 transitions. Second operand 3 states. [2019-11-15 20:42:55,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 20:42:55,594 INFO L93 Difference]: Finished difference Result 127 states and 183 transitions. [2019-11-15 20:42:55,595 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 20:42:55,595 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-15 20:42:55,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 20:42:55,597 INFO L225 Difference]: With dead ends: 127 [2019-11-15 20:42:55,597 INFO L226 Difference]: Without dead ends: 53 [2019-11-15 20:42:55,599 INFO L600 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 [2019-11-15 20:42:55,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-11-15 20:42:55,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-11-15 20:42:55,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-11-15 20:42:55,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2019-11-15 20:42:55,611 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 17 [2019-11-15 20:42:55,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 20:42:55,611 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2019-11-15 20:42:55,612 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 20:42:55,612 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2019-11-15 20:42:55,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-15 20:42:55,613 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 20:42:55,613 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 20:42:55,614 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 20:42:55,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:42:55,614 INFO L82 PathProgramCache]: Analyzing trace with hash -1189907750, now seen corresponding path program 1 times [2019-11-15 20:42:55,615 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 20:42:55,615 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189526877] [2019-11-15 20:42:55,615 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:42:55,618 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:42:55,618 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 20:42:55,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:42:55,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 20:42:55,807 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189526877] [2019-11-15 20:42:55,807 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 20:42:55,807 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 20:42:55,807 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577284537] [2019-11-15 20:42:55,808 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 20:42:55,808 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 20:42:55,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 20:42:55,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 20:42:55,809 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand 3 states. [2019-11-15 20:42:55,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 20:42:55,877 INFO L93 Difference]: Finished difference Result 147 states and 216 transitions. [2019-11-15 20:42:55,886 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 20:42:55,886 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-11-15 20:42:55,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 20:42:55,888 INFO L225 Difference]: With dead ends: 147 [2019-11-15 20:42:55,889 INFO L226 Difference]: Without dead ends: 100 [2019-11-15 20:42:55,890 INFO L600 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 [2019-11-15 20:42:55,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2019-11-15 20:42:55,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 96. [2019-11-15 20:42:55,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2019-11-15 20:42:55,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 141 transitions. [2019-11-15 20:42:55,911 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 141 transitions. Word has length 22 [2019-11-15 20:42:55,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 20:42:55,912 INFO L462 AbstractCegarLoop]: Abstraction has 96 states and 141 transitions. [2019-11-15 20:42:55,912 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 20:42:55,912 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 141 transitions. [2019-11-15 20:42:55,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-15 20:42:55,915 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 20:42:55,915 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 20:42:55,915 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 20:42:55,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:42:55,916 INFO L82 PathProgramCache]: Analyzing trace with hash 752688312, now seen corresponding path program 1 times [2019-11-15 20:42:55,916 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 20:42:55,916 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33099798] [2019-11-15 20:42:55,917 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:42:55,917 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:42:55,917 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 20:42:55,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:42:55,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 20:42:55,987 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33099798] [2019-11-15 20:42:55,988 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 20:42:55,988 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 20:42:55,988 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774558059] [2019-11-15 20:42:55,989 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 20:42:55,989 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 20:42:55,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 20:42:55,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 20:42:55,989 INFO L87 Difference]: Start difference. First operand 96 states and 141 transitions. Second operand 3 states. [2019-11-15 20:42:56,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 20:42:56,069 INFO L93 Difference]: Finished difference Result 227 states and 338 transitions. [2019-11-15 20:42:56,070 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 20:42:56,070 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-11-15 20:42:56,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 20:42:56,072 INFO L225 Difference]: With dead ends: 227 [2019-11-15 20:42:56,072 INFO L226 Difference]: Without dead ends: 137 [2019-11-15 20:42:56,073 INFO L600 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 [2019-11-15 20:42:56,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2019-11-15 20:42:56,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 135. [2019-11-15 20:42:56,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2019-11-15 20:42:56,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 195 transitions. [2019-11-15 20:42:56,113 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 195 transitions. Word has length 24 [2019-11-15 20:42:56,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 20:42:56,114 INFO L462 AbstractCegarLoop]: Abstraction has 135 states and 195 transitions. [2019-11-15 20:42:56,114 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 20:42:56,114 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 195 transitions. [2019-11-15 20:42:56,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-15 20:42:56,116 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 20:42:56,117 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 20:42:56,117 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 20:42:56,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:42:56,118 INFO L82 PathProgramCache]: Analyzing trace with hash -1744683281, now seen corresponding path program 1 times [2019-11-15 20:42:56,118 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 20:42:56,118 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457058335] [2019-11-15 20:42:56,118 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:42:56,119 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:42:56,119 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 20:42:56,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:42:56,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 20:42:56,232 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [457058335] [2019-11-15 20:42:56,232 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 20:42:56,232 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-15 20:42:56,233 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892028030] [2019-11-15 20:42:56,233 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-15 20:42:56,234 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 20:42:56,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-15 20:42:56,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-15 20:42:56,234 INFO L87 Difference]: Start difference. First operand 135 states and 195 transitions. Second operand 5 states. [2019-11-15 20:42:56,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 20:42:56,463 INFO L93 Difference]: Finished difference Result 676 states and 993 transitions. [2019-11-15 20:42:56,464 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-15 20:42:56,464 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-11-15 20:42:56,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 20:42:56,470 INFO L225 Difference]: With dead ends: 676 [2019-11-15 20:42:56,470 INFO L226 Difference]: Without dead ends: 547 [2019-11-15 20:42:56,472 INFO L600 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 [2019-11-15 20:42:56,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 547 states. [2019-11-15 20:42:56,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 547 to 254. [2019-11-15 20:42:56,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 254 states. [2019-11-15 20:42:56,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 363 transitions. [2019-11-15 20:42:56,552 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 363 transitions. Word has length 25 [2019-11-15 20:42:56,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 20:42:56,553 INFO L462 AbstractCegarLoop]: Abstraction has 254 states and 363 transitions. [2019-11-15 20:42:56,553 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-15 20:42:56,553 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 363 transitions. [2019-11-15 20:42:56,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-15 20:42:56,555 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 20:42:56,555 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 20:42:56,556 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 20:42:56,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:42:56,556 INFO L82 PathProgramCache]: Analyzing trace with hash -1948490375, now seen corresponding path program 1 times [2019-11-15 20:42:56,557 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 20:42:56,557 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416262456] [2019-11-15 20:42:56,557 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:42:56,558 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:42:56,558 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 20:42:56,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:42:56,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 20:42:56,706 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416262456] [2019-11-15 20:42:56,707 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 20:42:56,707 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-15 20:42:56,707 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365942634] [2019-11-15 20:42:56,708 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-15 20:42:56,708 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 20:42:56,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-15 20:42:56,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-15 20:42:56,709 INFO L87 Difference]: Start difference. First operand 254 states and 363 transitions. Second operand 5 states. [2019-11-15 20:42:56,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 20:42:56,951 INFO L93 Difference]: Finished difference Result 744 states and 1066 transitions. [2019-11-15 20:42:56,952 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-15 20:42:56,952 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2019-11-15 20:42:56,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 20:42:56,958 INFO L225 Difference]: With dead ends: 744 [2019-11-15 20:42:56,958 INFO L226 Difference]: Without dead ends: 742 [2019-11-15 20:42:56,959 INFO L600 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 [2019-11-15 20:42:56,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 742 states. [2019-11-15 20:42:56,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 742 to 254. [2019-11-15 20:42:56,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 254 states. [2019-11-15 20:42:56,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 361 transitions. [2019-11-15 20:42:56,992 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 361 transitions. Word has length 26 [2019-11-15 20:42:56,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 20:42:56,993 INFO L462 AbstractCegarLoop]: Abstraction has 254 states and 361 transitions. [2019-11-15 20:42:56,993 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-15 20:42:56,994 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 361 transitions. [2019-11-15 20:42:57,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-15 20:42:57,006 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 20:42:57,006 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 20:42:57,014 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 20:42:57,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:42:57,015 INFO L82 PathProgramCache]: Analyzing trace with hash -1292268752, now seen corresponding path program 1 times [2019-11-15 20:42:57,015 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 20:42:57,015 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446490755] [2019-11-15 20:42:57,016 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:42:57,016 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:42:57,017 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 20:42:57,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:42:57,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 20:42:57,100 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1446490755] [2019-11-15 20:42:57,100 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 20:42:57,101 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 20:42:57,101 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630764731] [2019-11-15 20:42:57,101 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 20:42:57,102 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 20:42:57,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 20:42:57,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 20:42:57,102 INFO L87 Difference]: Start difference. First operand 254 states and 361 transitions. Second operand 3 states. [2019-11-15 20:42:57,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 20:42:57,161 INFO L93 Difference]: Finished difference Result 690 states and 981 transitions. [2019-11-15 20:42:57,162 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 20:42:57,163 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2019-11-15 20:42:57,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 20:42:57,166 INFO L225 Difference]: With dead ends: 690 [2019-11-15 20:42:57,167 INFO L226 Difference]: Without dead ends: 442 [2019-11-15 20:42:57,169 INFO L600 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 [2019-11-15 20:42:57,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 442 states. [2019-11-15 20:42:57,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 442 to 440. [2019-11-15 20:42:57,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 440 states. [2019-11-15 20:42:57,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 440 states and 609 transitions. [2019-11-15 20:42:57,213 INFO L78 Accepts]: Start accepts. Automaton has 440 states and 609 transitions. Word has length 34 [2019-11-15 20:42:57,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 20:42:57,215 INFO L462 AbstractCegarLoop]: Abstraction has 440 states and 609 transitions. [2019-11-15 20:42:57,216 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 20:42:57,216 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 609 transitions. [2019-11-15 20:42:57,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-15 20:42:57,220 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 20:42:57,220 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 20:42:57,220 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 20:42:57,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:42:57,221 INFO L82 PathProgramCache]: Analyzing trace with hash -12405074, now seen corresponding path program 1 times [2019-11-15 20:42:57,221 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 20:42:57,221 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331999331] [2019-11-15 20:42:57,222 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:42:57,222 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:42:57,222 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 20:42:57,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:42:57,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 20:42:57,297 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331999331] [2019-11-15 20:42:57,297 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 20:42:57,298 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-15 20:42:57,298 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155641739] [2019-11-15 20:42:57,298 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-15 20:42:57,299 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 20:42:57,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-15 20:42:57,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-15 20:42:57,301 INFO L87 Difference]: Start difference. First operand 440 states and 609 transitions. Second operand 5 states. [2019-11-15 20:42:57,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 20:42:57,481 INFO L93 Difference]: Finished difference Result 1222 states and 1668 transitions. [2019-11-15 20:42:57,482 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-15 20:42:57,482 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2019-11-15 20:42:57,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 20:42:57,488 INFO L225 Difference]: With dead ends: 1222 [2019-11-15 20:42:57,488 INFO L226 Difference]: Without dead ends: 788 [2019-11-15 20:42:57,491 INFO L600 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 [2019-11-15 20:42:57,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 788 states. [2019-11-15 20:42:57,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 788 to 476. [2019-11-15 20:42:57,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 476 states. [2019-11-15 20:42:57,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 476 states and 645 transitions. [2019-11-15 20:42:57,543 INFO L78 Accepts]: Start accepts. Automaton has 476 states and 645 transitions. Word has length 34 [2019-11-15 20:42:57,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 20:42:57,544 INFO L462 AbstractCegarLoop]: Abstraction has 476 states and 645 transitions. [2019-11-15 20:42:57,545 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-15 20:42:57,545 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 645 transitions. [2019-11-15 20:42:57,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-15 20:42:57,546 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 20:42:57,547 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 20:42:57,547 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 20:42:57,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:42:57,548 INFO L82 PathProgramCache]: Analyzing trace with hash -599211088, now seen corresponding path program 1 times [2019-11-15 20:42:57,548 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 20:42:57,548 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370013694] [2019-11-15 20:42:57,549 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:42:57,549 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:42:57,549 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 20:42:57,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:42:57,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 20:42:57,658 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370013694] [2019-11-15 20:42:57,658 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 20:42:57,658 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-15 20:42:57,658 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503725998] [2019-11-15 20:42:57,659 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-15 20:42:57,659 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 20:42:57,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-15 20:42:57,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-15 20:42:57,660 INFO L87 Difference]: Start difference. First operand 476 states and 645 transitions. Second operand 5 states. [2019-11-15 20:42:57,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 20:42:57,860 INFO L93 Difference]: Finished difference Result 1140 states and 1521 transitions. [2019-11-15 20:42:57,861 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-15 20:42:57,861 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2019-11-15 20:42:57,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 20:42:57,866 INFO L225 Difference]: With dead ends: 1140 [2019-11-15 20:42:57,866 INFO L226 Difference]: Without dead ends: 670 [2019-11-15 20:42:57,867 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-15 20:42:57,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 670 states. [2019-11-15 20:42:57,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 670 to 398. [2019-11-15 20:42:57,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 398 states. [2019-11-15 20:42:57,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 527 transitions. [2019-11-15 20:42:57,909 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 527 transitions. Word has length 34 [2019-11-15 20:42:57,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 20:42:57,910 INFO L462 AbstractCegarLoop]: Abstraction has 398 states and 527 transitions. [2019-11-15 20:42:57,910 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-15 20:42:57,910 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 527 transitions. [2019-11-15 20:42:57,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-15 20:42:57,912 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 20:42:57,916 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 20:42:57,917 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 20:42:57,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:42:57,917 INFO L82 PathProgramCache]: Analyzing trace with hash -362639056, now seen corresponding path program 1 times [2019-11-15 20:42:57,918 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 20:42:57,918 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741196299] [2019-11-15 20:42:57,918 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:42:57,919 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:42:57,919 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 20:42:57,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:42:58,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 20:42:58,043 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741196299] [2019-11-15 20:42:58,044 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 20:42:58,044 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-15 20:42:58,044 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143673009] [2019-11-15 20:42:58,044 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-15 20:42:58,045 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 20:42:58,045 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-15 20:42:58,045 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-11-15 20:42:58,045 INFO L87 Difference]: Start difference. First operand 398 states and 527 transitions. Second operand 8 states. [2019-11-15 20:42:59,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 20:42:59,065 INFO L93 Difference]: Finished difference Result 1933 states and 2554 transitions. [2019-11-15 20:42:59,065 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2019-11-15 20:42:59,066 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 35 [2019-11-15 20:42:59,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 20:42:59,077 INFO L225 Difference]: With dead ends: 1933 [2019-11-15 20:42:59,078 INFO L226 Difference]: Without dead ends: 1541 [2019-11-15 20:42:59,084 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 151 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=190, Invalid=512, Unknown=0, NotChecked=0, Total=702 [2019-11-15 20:42:59,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1541 states. [2019-11-15 20:42:59,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1541 to 398. [2019-11-15 20:42:59,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 398 states. [2019-11-15 20:42:59,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 517 transitions. [2019-11-15 20:42:59,141 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 517 transitions. Word has length 35 [2019-11-15 20:42:59,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 20:42:59,141 INFO L462 AbstractCegarLoop]: Abstraction has 398 states and 517 transitions. [2019-11-15 20:42:59,142 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-15 20:42:59,142 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 517 transitions. [2019-11-15 20:42:59,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-15 20:42:59,144 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 20:42:59,144 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 20:42:59,145 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 20:42:59,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:42:59,145 INFO L82 PathProgramCache]: Analyzing trace with hash -304303788, now seen corresponding path program 1 times [2019-11-15 20:42:59,145 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 20:42:59,146 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695794754] [2019-11-15 20:42:59,146 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:42:59,146 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:42:59,146 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 20:42:59,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:42:59,191 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-15 20:42:59,191 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695794754] [2019-11-15 20:42:59,192 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 20:42:59,192 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 20:42:59,192 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244646490] [2019-11-15 20:42:59,192 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 20:42:59,193 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 20:42:59,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 20:42:59,193 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 20:42:59,193 INFO L87 Difference]: Start difference. First operand 398 states and 517 transitions. Second operand 3 states. [2019-11-15 20:42:59,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 20:42:59,281 INFO L93 Difference]: Finished difference Result 676 states and 876 transitions. [2019-11-15 20:42:59,282 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 20:42:59,282 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2019-11-15 20:42:59,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 20:42:59,285 INFO L225 Difference]: With dead ends: 676 [2019-11-15 20:42:59,285 INFO L226 Difference]: Without dead ends: 284 [2019-11-15 20:42:59,286 INFO L600 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 [2019-11-15 20:42:59,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states. [2019-11-15 20:42:59,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 276. [2019-11-15 20:42:59,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 276 states. [2019-11-15 20:42:59,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 353 transitions. [2019-11-15 20:42:59,318 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 353 transitions. Word has length 53 [2019-11-15 20:42:59,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 20:42:59,319 INFO L462 AbstractCegarLoop]: Abstraction has 276 states and 353 transitions. [2019-11-15 20:42:59,319 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 20:42:59,319 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 353 transitions. [2019-11-15 20:42:59,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-15 20:42:59,320 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 20:42:59,320 INFO L380 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] [2019-11-15 20:42:59,321 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 20:42:59,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:42:59,321 INFO L82 PathProgramCache]: Analyzing trace with hash 653132802, now seen corresponding path program 1 times [2019-11-15 20:42:59,322 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 20:42:59,322 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676727726] [2019-11-15 20:42:59,322 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:42:59,322 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:42:59,323 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 20:42:59,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:42:59,444 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-15 20:42:59,444 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676727726] [2019-11-15 20:42:59,445 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [27617412] [2019-11-15 20:42:59,445 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cb6db09d-7045-461b-b73a-a17191be42e0/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 [2019-11-15 20:42:59,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:42:59,647 INFO L256 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 7 conjunts are in the unsatisfiable core [2019-11-15 20:42:59,656 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 20:42:59,761 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-15 20:42:59,763 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-15 20:42:59,763 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2019-11-15 20:42:59,763 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397342927] [2019-11-15 20:42:59,764 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-15 20:42:59,764 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 20:42:59,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-15 20:42:59,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2019-11-15 20:42:59,765 INFO L87 Difference]: Start difference. First operand 276 states and 353 transitions. Second operand 6 states. [2019-11-15 20:43:00,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 20:43:00,129 INFO L93 Difference]: Finished difference Result 759 states and 974 transitions. [2019-11-15 20:43:00,129 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-11-15 20:43:00,130 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2019-11-15 20:43:00,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 20:43:00,131 INFO L225 Difference]: With dead ends: 759 [2019-11-15 20:43:00,132 INFO L226 Difference]: Without dead ends: 0 [2019-11-15 20:43:00,133 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=95, Invalid=247, Unknown=0, NotChecked=0, Total=342 [2019-11-15 20:43:00,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-15 20:43:00,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-15 20:43:00,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-15 20:43:00,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-15 20:43:00,135 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2019-11-15 20:43:00,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 20:43:00,135 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 20:43:00,135 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-15 20:43:00,135 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-15 20:43:00,136 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-15 20:43:00,348 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-15 20:43:00,352 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-15 20:43:00,628 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 46 [2019-11-15 20:43:00,922 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 114 [2019-11-15 20:43:01,144 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 54 [2019-11-15 20:43:01,786 WARN L191 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 176 [2019-11-15 20:43:02,269 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 167 [2019-11-15 20:43:02,432 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 114 [2019-11-15 20:43:02,946 WARN L191 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 171 [2019-11-15 20:43:03,320 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 123 [2019-11-15 20:43:03,726 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 151 [2019-11-15 20:43:03,867 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 116 [2019-11-15 20:43:04,041 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 14 [2019-11-15 20:43:04,713 WARN L191 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 27 [2019-11-15 20:43:04,978 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 14 [2019-11-15 20:43:06,292 WARN L191 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 172 DAG size of output: 20 [2019-11-15 20:43:06,503 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 20 [2019-11-15 20:43:07,382 WARN L191 SmtUtils]: Spent 864.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 25 [2019-11-15 20:43:07,871 WARN L191 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 27 [2019-11-15 20:43:08,806 WARN L191 SmtUtils]: Spent 870.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 20 [2019-11-15 20:43:09,399 WARN L191 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 13 [2019-11-15 20:43:10,134 WARN L191 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 20 [2019-11-15 20:43:10,651 WARN L191 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 25 [2019-11-15 20:43:10,709 INFO L439 ceAbstractionStarter]: At program point L135(lines 126 139) 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)) [2019-11-15 20:43:10,709 INFO L439 ceAbstractionStarter]: At program point L135-1(lines 126 139) 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))) [2019-11-15 20:43:10,709 INFO L439 ceAbstractionStarter]: At program point L135-2(lines 126 139) the Hoare annotation is: false [2019-11-15 20:43:10,710 INFO L439 ceAbstractionStarter]: At program point L135-3(lines 126 139) the Hoare annotation is: false [2019-11-15 20:43:10,710 INFO L439 ceAbstractionStarter]: At program point L135-4(lines 126 139) the Hoare annotation is: false [2019-11-15 20:43:10,710 INFO L439 ceAbstractionStarter]: At program point L135-5(lines 126 139) the Hoare annotation is: false [2019-11-15 20:43:10,710 INFO L439 ceAbstractionStarter]: At program point L928(lines 877 929) the Hoare annotation is: false [2019-11-15 20:43:10,710 INFO L439 ceAbstractionStarter]: At program point L202(lines 198 204) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-15 20:43:10,710 INFO L443 ceAbstractionStarter]: For program point L863(line 863) no Hoare annotation was computed. [2019-11-15 20:43:10,710 INFO L443 ceAbstractionStarter]: For program point L863-1(line 863) no Hoare annotation was computed. [2019-11-15 20:43:10,711 INFO L443 ceAbstractionStarter]: For program point L863-2(line 863) no Hoare annotation was computed. [2019-11-15 20:43:10,711 INFO L439 ceAbstractionStarter]: At program point L831(lines 816 834) 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)) [2019-11-15 20:43:10,711 INFO L439 ceAbstractionStarter]: At program point L831-1(lines 816 834) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) .cse1 .cse2) (and .cse0 .cse1 .cse2 (= 1 ~methaneLevelCritical~0)))) [2019-11-15 20:43:10,711 INFO L439 ceAbstractionStarter]: At program point L831-2(lines 816 834) the Hoare annotation is: false [2019-11-15 20:43:10,711 INFO L439 ceAbstractionStarter]: At program point L831-3(lines 816 834) the Hoare annotation is: false [2019-11-15 20:43:10,711 INFO L439 ceAbstractionStarter]: At program point L831-4(lines 816 834) the Hoare annotation is: false [2019-11-15 20:43:10,712 INFO L439 ceAbstractionStarter]: At program point L831-5(lines 816 834) the Hoare annotation is: false [2019-11-15 20:43:10,712 INFO L443 ceAbstractionStarter]: For program point L898(lines 898 904) no Hoare annotation was computed. [2019-11-15 20:43:10,712 INFO L439 ceAbstractionStarter]: At program point L898-1(lines 898 904) the Hoare annotation is: (let ((.cse2 (= 1 ~methaneLevelCritical~0)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse3 (= 0 ~systemActive~0))) (or (and (and (and .cse0 .cse1) .cse2) .cse3) (and .cse4 .cse1 .cse2) (and .cse4 .cse5 .cse1) (and (and .cse5 .cse0 .cse1) .cse3))) [2019-11-15 20:43:10,712 INFO L446 ceAbstractionStarter]: At program point L238(lines 219 241) the Hoare annotation is: true [2019-11-15 20:43:10,712 INFO L439 ceAbstractionStarter]: At program point L767(lines 760 770) 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 |ULTIMATE.start_isMethaneAlarm_#res|) (= 1 ~methaneLevelCritical~0)) (and .cse0 (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1))) [2019-11-15 20:43:10,712 INFO L439 ceAbstractionStarter]: At program point L767-1(lines 760 770) 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)) [2019-11-15 20:43:10,713 INFO L439 ceAbstractionStarter]: At program point L767-2(lines 760 770) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 .cse2) (and .cse0 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse2 (= 1 ~methaneLevelCritical~0)))) [2019-11-15 20:43:10,713 INFO L439 ceAbstractionStarter]: At program point L767-3(lines 760 770) the Hoare annotation is: false [2019-11-15 20:43:10,713 INFO L439 ceAbstractionStarter]: At program point L767-4(lines 760 770) the Hoare annotation is: false [2019-11-15 20:43:10,713 INFO L439 ceAbstractionStarter]: At program point L767-5(lines 760 770) the Hoare annotation is: false [2019-11-15 20:43:10,713 INFO L439 ceAbstractionStarter]: At program point L767-6(lines 760 770) the Hoare annotation is: false [2019-11-15 20:43:10,713 INFO L439 ceAbstractionStarter]: At program point L767-7(lines 760 770) the Hoare annotation is: false [2019-11-15 20:43:10,713 INFO L439 ceAbstractionStarter]: At program point L767-8(lines 760 770) the Hoare annotation is: false [2019-11-15 20:43:10,714 INFO L439 ceAbstractionStarter]: At program point L967(lines 962 970) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-15 20:43:10,714 INFO L443 ceAbstractionStarter]: For program point L77(lines 77 81) no Hoare annotation was computed. [2019-11-15 20:43:10,714 INFO L443 ceAbstractionStarter]: For program point L706(lines 706 723) no Hoare annotation was computed. [2019-11-15 20:43:10,714 INFO L443 ceAbstractionStarter]: For program point L706-1(lines 706 723) no Hoare annotation was computed. [2019-11-15 20:43:10,714 INFO L443 ceAbstractionStarter]: For program point L706-2(lines 706 723) no Hoare annotation was computed. [2019-11-15 20:43:10,714 INFO L443 ceAbstractionStarter]: For program point L839(lines 839 845) no Hoare annotation was computed. [2019-11-15 20:43:10,714 INFO L439 ceAbstractionStarter]: At program point L839-1(lines 839 845) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (and .cse0 .cse1) (= 1 ~methaneLevelCritical~0)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1))) [2019-11-15 20:43:10,715 INFO L443 ceAbstractionStarter]: For program point L742(lines 742 748) no Hoare annotation was computed. [2019-11-15 20:43:10,715 INFO L443 ceAbstractionStarter]: For program point L742-2(lines 742 748) no Hoare annotation was computed. [2019-11-15 20:43:10,715 INFO L443 ceAbstractionStarter]: For program point L742-4(lines 742 748) no Hoare annotation was computed. [2019-11-15 20:43:10,715 INFO L443 ceAbstractionStarter]: For program point L742-6(lines 742 748) no Hoare annotation was computed. [2019-11-15 20:43:10,715 INFO L443 ceAbstractionStarter]: For program point L742-8(lines 742 748) no Hoare annotation was computed. [2019-11-15 20:43:10,715 INFO L443 ceAbstractionStarter]: For program point L742-10(lines 742 748) no Hoare annotation was computed. [2019-11-15 20:43:10,715 INFO L443 ceAbstractionStarter]: For program point L908(lines 908 923) no Hoare annotation was computed. [2019-11-15 20:43:10,715 INFO L439 ceAbstractionStarter]: At program point L776(lines 771 779) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse0 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse4 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 (and (and (= 1 ~systemActive~0) .cse1 .cse2 .cse3) .cse4)) (and .cse1 .cse0 .cse2 .cse3 .cse4 (= 0 ~systemActive~0)))) [2019-11-15 20:43:10,716 INFO L439 ceAbstractionStarter]: At program point L776-1(lines 771 779) the Hoare annotation is: false [2019-11-15 20:43:10,716 INFO L443 ceAbstractionStarter]: For program point L710(lines 710 718) no Hoare annotation was computed. [2019-11-15 20:43:10,716 INFO L439 ceAbstractionStarter]: At program point L776-2(lines 771 779) the Hoare annotation is: false [2019-11-15 20:43:10,716 INFO L443 ceAbstractionStarter]: For program point L710-1(lines 710 718) no Hoare annotation was computed. [2019-11-15 20:43:10,716 INFO L443 ceAbstractionStarter]: For program point L710-2(lines 710 718) no Hoare annotation was computed. [2019-11-15 20:43:10,716 INFO L443 ceAbstractionStarter]: For program point L680(lines 680 697) no Hoare annotation was computed. [2019-11-15 20:43:10,716 INFO L443 ceAbstractionStarter]: For program point L680-1(lines 680 697) no Hoare annotation was computed. [2019-11-15 20:43:10,716 INFO L443 ceAbstractionStarter]: For program point L680-2(lines 680 697) no Hoare annotation was computed. [2019-11-15 20:43:10,717 INFO L443 ceAbstractionStarter]: For program point L680-3(lines 680 697) no Hoare annotation was computed. [2019-11-15 20:43:10,717 INFO L443 ceAbstractionStarter]: For program point L680-4(lines 680 697) no Hoare annotation was computed. [2019-11-15 20:43:10,717 INFO L443 ceAbstractionStarter]: For program point L680-5(lines 680 697) no Hoare annotation was computed. [2019-11-15 20:43:10,717 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-15 20:43:10,717 INFO L443 ceAbstractionStarter]: For program point L53(lines 53 57) no Hoare annotation was computed. [2019-11-15 20:43:10,717 INFO L443 ceAbstractionStarter]: For program point L53-3(lines 53 57) no Hoare annotation was computed. [2019-11-15 20:43:10,717 INFO L443 ceAbstractionStarter]: For program point L879(lines 878 927) no Hoare annotation was computed. [2019-11-15 20:43:10,717 INFO L443 ceAbstractionStarter]: For program point L53-6(lines 53 57) no Hoare annotation was computed. [2019-11-15 20:43:10,717 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 863) no Hoare annotation was computed. [2019-11-15 20:43:10,718 INFO L439 ceAbstractionStarter]: At program point L648(lines 647 666) the Hoare annotation is: (let ((.cse4 (= 1 ~systemActive~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse5 (= 1 ~methaneLevelCritical~0)) (.cse3 (= 0 ~systemActive~0))) (or (and (and .cse0 .cse1 .cse2) .cse3) (and .cse4 .cse2 .cse5) (and .cse4 .cse0 .cse2) (and (and (and .cse1 .cse2) .cse5) .cse3))) [2019-11-15 20:43:10,718 INFO L443 ceAbstractionStarter]: For program point L648-1(lines 648 654) no Hoare annotation was computed. [2019-11-15 20:43:10,718 INFO L439 ceAbstractionStarter]: At program point L648-2(lines 647 666) the Hoare annotation is: false [2019-11-15 20:43:10,718 INFO L439 ceAbstractionStarter]: At program point L648-3(lines 647 666) the Hoare annotation is: false [2019-11-15 20:43:10,718 INFO L439 ceAbstractionStarter]: At program point L153-2(lines 153 167) the Hoare annotation is: false [2019-11-15 20:43:10,718 INFO L443 ceAbstractionStarter]: For program point L880(lines 880 884) no Hoare annotation was computed. [2019-11-15 20:43:10,718 INFO L443 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-11-15 20:43:10,719 INFO L443 ceAbstractionStarter]: For program point L684(lines 684 692) no Hoare annotation was computed. [2019-11-15 20:43:10,719 INFO L443 ceAbstractionStarter]: For program point L684-1(lines 684 692) no Hoare annotation was computed. [2019-11-15 20:43:10,719 INFO L443 ceAbstractionStarter]: For program point L684-2(lines 684 692) no Hoare annotation was computed. [2019-11-15 20:43:10,719 INFO L443 ceAbstractionStarter]: For program point L684-3(lines 684 692) no Hoare annotation was computed. [2019-11-15 20:43:10,719 INFO L443 ceAbstractionStarter]: For program point L684-4(lines 684 692) no Hoare annotation was computed. [2019-11-15 20:43:10,719 INFO L443 ceAbstractionStarter]: For program point L684-5(lines 684 692) no Hoare annotation was computed. [2019-11-15 20:43:10,719 INFO L439 ceAbstractionStarter]: At program point L90(lines 85 93) 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)) (and .cse0 (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1))) [2019-11-15 20:43:10,720 INFO L439 ceAbstractionStarter]: At program point L90-1(lines 85 93) 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)) [2019-11-15 20:43:10,720 INFO L439 ceAbstractionStarter]: At program point L90-2(lines 85 93) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 0 ~methaneLevelCritical~0) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 .cse2) (and .cse0 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 .cse2 (= 1 ~methaneLevelCritical~0)))) [2019-11-15 20:43:10,720 INFO L439 ceAbstractionStarter]: At program point L90-3(lines 85 93) the Hoare annotation is: (let ((.cse1 (= 1 ~systemActive~0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse6 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse4 (= 1 ~methaneLevelCritical~0)) (.cse0 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse7 (= 0 ~systemActive~0))) (or (and .cse0 (and (and .cse1 .cse2 .cse3) .cse4)) (and .cse1 .cse5 .cse6 .cse3) (and (and .cse5 .cse6 .cse2 .cse3) .cse7) (and (and (and .cse2 .cse3) .cse4) .cse0 .cse7))) [2019-11-15 20:43:10,720 INFO L439 ceAbstractionStarter]: At program point L90-4(lines 85 93) the Hoare annotation is: false [2019-11-15 20:43:10,720 INFO L439 ceAbstractionStarter]: At program point L90-5(lines 85 93) the Hoare annotation is: false [2019-11-15 20:43:10,720 INFO L443 ceAbstractionStarter]: For program point L916(lines 916 922) no Hoare annotation was computed. [2019-11-15 20:43:10,721 INFO L439 ceAbstractionStarter]: At program point L90-6(lines 85 93) the Hoare annotation is: false [2019-11-15 20:43:10,721 INFO L439 ceAbstractionStarter]: At program point L916-1(lines 648 654) the Hoare annotation is: (let ((.cse4 (= 1 ~systemActive~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse5 (= 1 ~methaneLevelCritical~0)) (.cse3 (= 0 ~systemActive~0))) (or (and (and .cse0 .cse1 .cse2) .cse3) (and .cse4 .cse2 .cse5) (and .cse4 .cse0 .cse2) (and (and (and .cse1 .cse2) .cse5) .cse3))) [2019-11-15 20:43:10,721 INFO L439 ceAbstractionStarter]: At program point L90-7(lines 85 93) the Hoare annotation is: false [2019-11-15 20:43:10,721 INFO L439 ceAbstractionStarter]: At program point L90-8(lines 85 93) the Hoare annotation is: false [2019-11-15 20:43:10,721 INFO L439 ceAbstractionStarter]: At program point L90-9(lines 85 93) the Hoare annotation is: false [2019-11-15 20:43:10,721 INFO L439 ceAbstractionStarter]: At program point L90-10(lines 85 93) the Hoare annotation is: false [2019-11-15 20:43:10,721 INFO L439 ceAbstractionStarter]: At program point L90-11(lines 85 93) the Hoare annotation is: false [2019-11-15 20:43:10,721 INFO L443 ceAbstractionStarter]: For program point L619(lines 619 632) no Hoare annotation was computed. [2019-11-15 20:43:10,722 INFO L439 ceAbstractionStarter]: At program point L619-1(lines 1 970) the Hoare annotation is: (let ((.cse3 (= 1 ~methaneLevelCritical~0)) (.cse0 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse5 (= 1 ~systemActive~0)) (.cse7 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~4 0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse8 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse4 (= 0 ~systemActive~0))) (or (and .cse0 (and .cse1 .cse2) .cse3 .cse4) (and .cse5 .cse6 .cse1 .cse2) (and (and (and .cse5 .cse1 .cse2) .cse3) .cse0) (and .cse5 .cse7 .cse6 .cse8 .cse2) (and (and .cse7 .cse6 .cse8 .cse1 .cse2) .cse4))) [2019-11-15 20:43:10,724 INFO L443 ceAbstractionStarter]: For program point L619-2(lines 619 632) no Hoare annotation was computed. [2019-11-15 20:43:10,724 INFO L439 ceAbstractionStarter]: At program point L619-3(lines 1 970) the Hoare annotation is: false [2019-11-15 20:43:10,725 INFO L443 ceAbstractionStarter]: For program point L619-4(lines 619 632) no Hoare annotation was computed. [2019-11-15 20:43:10,725 INFO L439 ceAbstractionStarter]: At program point L619-5(lines 1 970) the Hoare annotation is: false [2019-11-15 20:43:10,725 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-15 20:43:10,725 INFO L443 ceAbstractionStarter]: For program point L157(lines 157 161) no Hoare annotation was computed. [2019-11-15 20:43:10,725 INFO L443 ceAbstractionStarter]: For program point L157-1(lines 648 654) no Hoare annotation was computed. [2019-11-15 20:43:10,726 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 863) no Hoare annotation was computed. [2019-11-15 20:43:10,726 INFO L439 ceAbstractionStarter]: At program point L655(lines 655 661) the Hoare annotation is: (let ((.cse4 (= 1 ~systemActive~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse5 (= 1 ~methaneLevelCritical~0)) (.cse3 (= 0 ~systemActive~0))) (or (and (and .cse0 .cse1 .cse2) .cse3) (and .cse4 (and .cse0 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse2)) (and (and .cse4 .cse1 .cse2) .cse5) (and .cse4 .cse0 .cse1 .cse2) (and (and (and .cse1 .cse2) .cse5) .cse3))) [2019-11-15 20:43:10,726 INFO L439 ceAbstractionStarter]: At program point L655-1(lines 655 661) the Hoare annotation is: false [2019-11-15 20:43:10,726 INFO L439 ceAbstractionStarter]: At program point L655-2(lines 655 661) the Hoare annotation is: false [2019-11-15 20:43:10,727 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-15 20:43:10,727 INFO L443 ceAbstractionStarter]: For program point L623(lines 623 629) no Hoare annotation was computed. [2019-11-15 20:43:10,727 INFO L443 ceAbstractionStarter]: For program point L623-2(lines 623 629) no Hoare annotation was computed. [2019-11-15 20:43:10,727 INFO L443 ceAbstractionStarter]: For program point L623-4(lines 623 629) no Hoare annotation was computed. [2019-11-15 20:43:10,727 INFO L443 ceAbstractionStarter]: For program point L888(lines 888 894) no Hoare annotation was computed. [2019-11-15 20:43:10,728 INFO L439 ceAbstractionStarter]: At program point L888-1(lines 888 894) the Hoare annotation is: (let ((.cse3 (= 1 ~methaneLevelCritical~0)) (.cse0 (<= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse5 (= 1 ~systemActive~0)) (.cse7 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~4 0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse8 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse4 (= 0 ~systemActive~0))) (or (and .cse0 (and .cse1 .cse2) .cse3 .cse4) (and .cse5 .cse6 .cse1 .cse2) (and (and (and .cse5 .cse1 .cse2) .cse3) .cse0) (and .cse5 .cse7 .cse6 .cse8 .cse2) (and (and .cse7 .cse6 .cse8 .cse1 .cse2) .cse4))) [2019-11-15 20:43:10,728 INFO L443 ceAbstractionStarter]: For program point L229(lines 229 236) no Hoare annotation was computed. [2019-11-15 20:43:10,728 INFO L446 ceAbstractionStarter]: At program point L229-1(lines 229 236) the Hoare annotation is: true [2019-11-15 20:43:10,728 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 136) no Hoare annotation was computed. [2019-11-15 20:43:10,728 INFO L443 ceAbstractionStarter]: For program point L130-1(lines 130 136) no Hoare annotation was computed. [2019-11-15 20:43:10,729 INFO L443 ceAbstractionStarter]: For program point L130-2(lines 130 136) no Hoare annotation was computed. [2019-11-15 20:43:10,729 INFO L443 ceAbstractionStarter]: For program point L130-3(lines 130 136) no Hoare annotation was computed. [2019-11-15 20:43:10,729 INFO L443 ceAbstractionStarter]: For program point L130-4(lines 130 136) no Hoare annotation was computed. [2019-11-15 20:43:10,729 INFO L443 ceAbstractionStarter]: For program point L130-5(lines 130 136) no Hoare annotation was computed. [2019-11-15 20:43:10,729 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 863) no Hoare annotation was computed. [2019-11-15 20:43:10,730 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 69) no Hoare annotation was computed. [2019-11-15 20:43:10,730 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-15 20:43:10,730 INFO L443 ceAbstractionStarter]: For program point L825(lines 825 829) no Hoare annotation was computed. [2019-11-15 20:43:10,730 INFO L443 ceAbstractionStarter]: For program point L825-2(lines 825 829) no Hoare annotation was computed. [2019-11-15 20:43:10,730 INFO L443 ceAbstractionStarter]: For program point L825-3(lines 825 829) no Hoare annotation was computed. [2019-11-15 20:43:10,730 INFO L443 ceAbstractionStarter]: For program point L825-5(lines 825 829) no Hoare annotation was computed. [2019-11-15 20:43:10,731 INFO L443 ceAbstractionStarter]: For program point L825-6(lines 825 829) no Hoare annotation was computed. [2019-11-15 20:43:10,731 INFO L443 ceAbstractionStarter]: For program point L825-8(lines 825 829) no Hoare annotation was computed. [2019-11-15 20:43:10,731 INFO L443 ceAbstractionStarter]: For program point L825-9(lines 825 829) no Hoare annotation was computed. [2019-11-15 20:43:10,731 INFO L443 ceAbstractionStarter]: For program point L825-11(lines 825 829) no Hoare annotation was computed. [2019-11-15 20:43:10,731 INFO L443 ceAbstractionStarter]: For program point L825-12(lines 825 829) no Hoare annotation was computed. [2019-11-15 20:43:10,732 INFO L443 ceAbstractionStarter]: For program point L825-14(lines 825 829) no Hoare annotation was computed. [2019-11-15 20:43:10,732 INFO L443 ceAbstractionStarter]: For program point L825-15(lines 825 829) no Hoare annotation was computed. [2019-11-15 20:43:10,732 INFO L443 ceAbstractionStarter]: For program point L825-17(lines 825 829) no Hoare annotation was computed. [2019-11-15 20:43:10,732 INFO L439 ceAbstractionStarter]: At program point L959(lines 1 970) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-15 20:43:10,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 08:43:10 BoogieIcfgContainer [2019-11-15 20:43:10,767 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 20:43:10,768 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 20:43:10,768 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 20:43:10,768 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 20:43:10,769 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 08:42:54" (3/4) ... [2019-11-15 20:43:10,773 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-15 20:43:10,801 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-15 20:43:10,808 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-15 20:43:10,809 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-15 20:43:10,811 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-15 20:43:10,813 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-15 20:43:10,814 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-15 20:43:10,855 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= \result && pumpRunning == 0 && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == systemActive) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 1 <= \result)) || ((((1 == systemActive && tmp == 0) && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter)) || (((((tmp == 0 && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) [2019-11-15 20:43:10,856 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 <= \result && pumpRunning == 0 && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == systemActive) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 1 <= \result)) || ((((1 == systemActive && tmp == 0) && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter)) || (((((tmp == 0 && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) [2019-11-15 20:43:10,858 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((0 == methaneLevelCritical && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) || (1 == systemActive && (0 == methaneLevelCritical && 0 == \result) && 0 == splverifierCounter)) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || (((pumpRunning == 0 && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == systemActive) [2019-11-15 20:43:10,859 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 <= \result && ((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter)) || ((((0 == methaneLevelCritical && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || ((((pumpRunning == 0 && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 1 <= \result) && 0 == systemActive) [2019-11-15 20:43:10,860 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == splverifierCounter) && 1 <= \result) && 1 == methaneLevelCritical) || (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) [2019-11-15 20:43:10,861 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 0 == splverifierCounter) && 1 <= \result) && 1 <= \result) && 1 == methaneLevelCritical) || (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) [2019-11-15 20:43:10,861 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (1 <= \result && (((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((\result == 0 && 1 <= \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == systemActive) [2019-11-15 20:43:10,863 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-15 20:43:10,864 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && 1 <= \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-15 20:43:10,865 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-15 20:43:10,865 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) || (((((1 == systemActive && 1 <= \result) && pumpRunning == 0) && 1 <= \result) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-15 20:43:10,871 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-15 20:43:10,874 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-15 20:43:10,991 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_cb6db09d-7045-461b-b73a-a17191be42e0/bin/uautomizer/witness.graphml [2019-11-15 20:43:10,991 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 20:43:10,993 INFO L168 Benchmark]: Toolchain (without parser) took 18322.79 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 417.9 MB). Free memory was 951.5 MB in the beginning and 1.1 GB in the end (delta: -188.1 MB). Peak memory consumption was 229.8 MB. Max. memory is 11.5 GB. [2019-11-15 20:43:10,993 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 20:43:10,994 INFO L168 Benchmark]: CACSL2BoogieTranslator took 687.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 951.5 MB in the beginning and 1.1 GB in the end (delta: -155.5 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2019-11-15 20:43:10,994 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.35 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 20:43:10,995 INFO L168 Benchmark]: Boogie Preprocessor took 80.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-11-15 20:43:10,995 INFO L168 Benchmark]: RCFGBuilder took 1287.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 63.1 MB). Peak memory consumption was 63.1 MB. Max. memory is 11.5 GB. [2019-11-15 20:43:10,996 INFO L168 Benchmark]: TraceAbstraction took 15937.58 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 286.3 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -125.6 MB). Peak memory consumption was 527.3 MB. Max. memory is 11.5 GB. [2019-11-15 20:43:10,996 INFO L168 Benchmark]: Witness Printer took 223.82 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2019-11-15 20:43:10,998 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 687.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 951.5 MB in the beginning and 1.1 GB in the end (delta: -155.5 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 100.35 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 80.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1287.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 63.1 MB). Peak memory consumption was 63.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 15937.58 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 286.3 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -125.6 MB). Peak memory consumption was 527.3 MB. Max. memory is 11.5 GB. * Witness Printer took 223.82 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 863]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 863]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 863]: 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: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: ((((((1 <= \result && pumpRunning == 0 && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == systemActive) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 1 <= \result)) || ((((1 == systemActive && tmp == 0) && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter)) || (((((tmp == 0 && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 877]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 0 == splverifierCounter) && 1 <= \result) && 1 <= \result) && 1 == methaneLevelCritical) || (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 647]: Loop Invariant Derived loop invariant: (((((0 == methaneLevelCritical && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) || ((1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter)) || (((pumpRunning == 0 && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == systemActive) - InvariantResult [Line: 771]: Loop Invariant Derived loop invariant: (1 <= \result && (((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((\result == 0 && 1 <= \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == systemActive) - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 771]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 647]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 771]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 219]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 647]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 655]: Loop Invariant Derived loop invariant: ((((((0 == methaneLevelCritical && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) || (1 == systemActive && (0 == methaneLevelCritical && 0 == \result) && 0 == splverifierCounter)) || (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || (((pumpRunning == 0 && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == systemActive) - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((1 <= \result && pumpRunning == 0 && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == systemActive) || (((1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 1 <= \result)) || ((((1 == systemActive && tmp == 0) && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter)) || (((((tmp == 0 && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: (((((0 == methaneLevelCritical && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) || ((1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter)) || (((pumpRunning == 0 && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == systemActive) - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && 0 == splverifierCounter) && 1 == methaneLevelCritical) || ((0 == methaneLevelCritical && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == splverifierCounter) && 1 <= \result) && 1 == methaneLevelCritical) || (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter) - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: (((((pumpRunning == 0 && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 0 == systemActive) || ((1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter)) || (((0 == methaneLevelCritical && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) || (((((1 == systemActive && 1 <= \result) && pumpRunning == 0) && 1 <= \result) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: (((1 <= \result && ((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && 0 == splverifierCounter)) || ((((0 == methaneLevelCritical && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || ((((pumpRunning == 0 && 0 == splverifierCounter) && 1 == methaneLevelCritical) && 1 <= \result) && 0 == systemActive) - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && 1 <= \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: (((1 == systemActive && 0 == methaneLevelCritical) && 0 == \result) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 131 locations, 3 error locations. Result: SAFE, OverallTime: 15.8s, OverallIterations: 12, TraceHistogramMax: 2, AutomataDifference: 2.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.3s, HoareTripleCheckerStatistics: 1467 SDtfs, 2113 SDslu, 3141 SDs, 0 SdLazy, 489 SolverSat, 94 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 166 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=476occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 2524 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 56 PreInvPairs, 314 NumberOfFragments, 840 HoareAnnotationTreeSize, 56 FomulaSimplifications, 2771639 FormulaSimplificationTreeSizeReduction, 3.5s HoareSimplificationTime, 56 FomulaSimplificationsInter, 198871 FormulaSimplificationTreeSizeReductionInter, 6.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 428 NumberOfCodeBlocks, 428 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 415 ConstructedInterpolants, 0 QuantifiedInterpolants, 24516 SizeOfPredicates, 6 NumberOfNonLiveVariables, 416 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 13 InterpolantComputations, 12 PerfectInterpolantSequences, 40/42 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...