./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product62.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/working_dir_0b329152-b1f8-4f1a-a91d-232e1dba5b70/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0b329152-b1f8-4f1a-a91d-232e1dba5b70/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0b329152-b1f8-4f1a-a91d-232e1dba5b70/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0b329152-b1f8-4f1a-a91d-232e1dba5b70/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0b329152-b1f8-4f1a-a91d-232e1dba5b70/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0b329152-b1f8-4f1a-a91d-232e1dba5b70/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 3c089be7b4887d2975165f6135c093492cb2095b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 08:59:51,507 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:59:51,510 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:59:51,524 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:59:51,525 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:59:51,526 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:59:51,527 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:59:51,530 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:59:51,533 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:59:51,534 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:59:51,536 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:59:51,538 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:59:51,544 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:59:51,545 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:59:51,546 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:59:51,547 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:59:51,548 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:59:51,549 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:59:51,551 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:59:51,552 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:59:51,554 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:59:51,555 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:59:51,556 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:59:51,556 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:59:51,558 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:59:51,559 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:59:51,559 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:59:51,559 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:59:51,560 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:59:51,561 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:59:51,561 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:59:51,562 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:59:51,563 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:59:51,563 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:59:51,564 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:59:51,565 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:59:51,565 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:59:51,566 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:59:51,566 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:59:51,567 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:59:51,567 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:59:51,568 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0b329152-b1f8-4f1a-a91d-232e1dba5b70/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-22 08:59:51,580 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:59:51,580 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:59:51,582 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:59:51,582 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:59:51,582 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:59:51,582 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:59:51,582 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:59:51,583 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:59:51,583 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:59:51,583 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:59:51,583 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 08:59:51,583 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:59:51,584 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 08:59:51,584 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:59:51,584 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:59:51,584 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:59:51,584 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 08:59:51,585 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:59:51,585 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:59:51,585 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:59:51,586 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:59:51,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:59:51,586 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:59:51,586 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:59:51,586 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 08:59:51,587 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:59:51,587 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 08:59:51,587 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 08:59:51,587 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/working_dir_0b329152-b1f8-4f1a-a91d-232e1dba5b70/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 -> 3c089be7b4887d2975165f6135c093492cb2095b [2019-10-22 08:59:51,616 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:59:51,630 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:59:51,633 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:59:51,635 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:59:51,635 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:59:51,636 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0b329152-b1f8-4f1a-a91d-232e1dba5b70/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c [2019-10-22 08:59:51,694 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0b329152-b1f8-4f1a-a91d-232e1dba5b70/bin/uautomizer/data/9bd263b38/a3aeb3d803964e429e1be8434fb546e3/FLAGa01e02e08 [2019-10-22 08:59:52,196 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:59:52,203 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0b329152-b1f8-4f1a-a91d-232e1dba5b70/sv-benchmarks/c/product-lines/minepump_spec1_product62.cil.c [2019-10-22 08:59:52,216 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0b329152-b1f8-4f1a-a91d-232e1dba5b70/bin/uautomizer/data/9bd263b38/a3aeb3d803964e429e1be8434fb546e3/FLAGa01e02e08 [2019-10-22 08:59:52,459 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0b329152-b1f8-4f1a-a91d-232e1dba5b70/bin/uautomizer/data/9bd263b38/a3aeb3d803964e429e1be8434fb546e3 [2019-10-22 08:59:52,463 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:59:52,466 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:59:52,467 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:59:52,468 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:59:52,472 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:59:52,473 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:59:52" (1/1) ... [2019-10-22 08:59:52,476 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51585b2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:52, skipping insertion in model container [2019-10-22 08:59:52,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:59:52" (1/1) ... [2019-10-22 08:59:52,484 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:59:52,537 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:59:52,965 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:59:52,978 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:59:53,059 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:59:53,099 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:59:53,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:53 WrapperNode [2019-10-22 08:59:53,099 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:59:53,100 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:59:53,100 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:59:53,100 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:59:53,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:53" (1/1) ... [2019-10-22 08:59:53,126 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:53" (1/1) ... [2019-10-22 08:59:53,189 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:59:53,189 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:59:53,190 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:59:53,190 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:59:53,200 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:53" (1/1) ... [2019-10-22 08:59:53,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:53" (1/1) ... [2019-10-22 08:59:53,207 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:53" (1/1) ... [2019-10-22 08:59:53,207 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:53" (1/1) ... [2019-10-22 08:59:53,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:53" (1/1) ... [2019-10-22 08:59:53,260 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:53" (1/1) ... [2019-10-22 08:59:53,276 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:53" (1/1) ... [2019-10-22 08:59:53,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:59:53,283 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:59:53,283 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:59:53,283 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:59:53,284 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0b329152-b1f8-4f1a-a91d-232e1dba5b70/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 [2019-10-22 08:59:53,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 08:59:53,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 08:59:53,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:59:53,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:59:54,498 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:59:54,499 INFO L284 CfgBuilder]: Removed 350 assume(true) statements. [2019-10-22 08:59:54,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:59:54 BoogieIcfgContainer [2019-10-22 08:59:54,500 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:59:54,502 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:59:54,503 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:59:54,507 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:59:54,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:59:52" (1/3) ... [2019-10-22 08:59:54,509 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b7105aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:59:54, skipping insertion in model container [2019-10-22 08:59:54,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:53" (2/3) ... [2019-10-22 08:59:54,511 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b7105aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:59:54, skipping insertion in model container [2019-10-22 08:59:54,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:59:54" (3/3) ... [2019-10-22 08:59:54,513 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product62.cil.c [2019-10-22 08:59:54,523 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:59:54,534 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-10-22 08:59:54,549 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-10-22 08:59:54,585 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:59:54,585 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 08:59:54,585 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:59:54,585 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:59:54,585 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:59:54,586 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:59:54,586 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:59:54,586 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:59:54,611 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states. [2019-10-22 08:59:54,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-22 08:59:54,619 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:59:54,620 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:59:54,622 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:59:54,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:59:54,631 INFO L82 PathProgramCache]: Analyzing trace with hash -2100816283, now seen corresponding path program 1 times [2019-10-22 08:59:54,640 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:59:54,641 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627159806] [2019-10-22 08:59:54,641 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:54,641 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:54,641 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:59:54,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:59:54,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:59:54,919 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1627159806] [2019-10-22 08:59:54,920 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:59:54,920 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 08:59:54,920 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060269257] [2019-10-22 08:59:54,923 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-22 08:59:54,924 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:59:54,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-22 08:59:54,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 08:59:54,938 INFO L87 Difference]: Start difference. First operand 225 states. Second operand 2 states. [2019-10-22 08:59:54,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:59:54,984 INFO L93 Difference]: Finished difference Result 444 states and 665 transitions. [2019-10-22 08:59:54,984 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-22 08:59:54,985 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-10-22 08:59:54,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:59:54,997 INFO L225 Difference]: With dead ends: 444 [2019-10-22 08:59:54,997 INFO L226 Difference]: Without dead ends: 221 [2019-10-22 08:59:55,001 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 [2019-10-22 08:59:55,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2019-10-22 08:59:55,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 221. [2019-10-22 08:59:55,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states. [2019-10-22 08:59:55,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 324 transitions. [2019-10-22 08:59:55,055 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 324 transitions. Word has length 16 [2019-10-22 08:59:55,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:59:55,056 INFO L462 AbstractCegarLoop]: Abstraction has 221 states and 324 transitions. [2019-10-22 08:59:55,056 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-22 08:59:55,056 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 324 transitions. [2019-10-22 08:59:55,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 08:59:55,057 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:59:55,057 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:59:55,057 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:59:55,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:59:55,058 INFO L82 PathProgramCache]: Analyzing trace with hash -1936571950, now seen corresponding path program 1 times [2019-10-22 08:59:55,058 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:59:55,058 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596836561] [2019-10-22 08:59:55,058 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:55,058 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:55,059 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:59:55,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:59:55,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:59:55,153 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596836561] [2019-10-22 08:59:55,154 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:59:55,154 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:59:55,154 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525618304] [2019-10-22 08:59:55,155 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:59:55,156 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:59:55,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:59:55,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:59:55,156 INFO L87 Difference]: Start difference. First operand 221 states and 324 transitions. Second operand 3 states. [2019-10-22 08:59:55,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:59:55,175 INFO L93 Difference]: Finished difference Result 221 states and 324 transitions. [2019-10-22 08:59:55,176 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:59:55,176 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-10-22 08:59:55,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:59:55,177 INFO L225 Difference]: With dead ends: 221 [2019-10-22 08:59:55,177 INFO L226 Difference]: Without dead ends: 83 [2019-10-22 08:59:55,178 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 [2019-10-22 08:59:55,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2019-10-22 08:59:55,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2019-10-22 08:59:55,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2019-10-22 08:59:55,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 121 transitions. [2019-10-22 08:59:55,187 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 121 transitions. Word has length 17 [2019-10-22 08:59:55,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:59:55,187 INFO L462 AbstractCegarLoop]: Abstraction has 83 states and 121 transitions. [2019-10-22 08:59:55,187 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:59:55,187 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 121 transitions. [2019-10-22 08:59:55,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 08:59:55,188 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:59:55,188 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] [2019-10-22 08:59:55,188 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:59:55,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:59:55,189 INFO L82 PathProgramCache]: Analyzing trace with hash 810617826, now seen corresponding path program 1 times [2019-10-22 08:59:55,189 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:59:55,189 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584184471] [2019-10-22 08:59:55,189 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:55,190 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:55,190 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:59:55,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:59:55,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:59:55,262 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584184471] [2019-10-22 08:59:55,262 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:59:55,262 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:59:55,262 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629832411] [2019-10-22 08:59:55,263 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:59:55,263 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:59:55,263 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:59:55,263 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:59:55,264 INFO L87 Difference]: Start difference. First operand 83 states and 121 transitions. Second operand 3 states. [2019-10-22 08:59:55,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:59:55,315 INFO L93 Difference]: Finished difference Result 160 states and 236 transitions. [2019-10-22 08:59:55,316 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:59:55,316 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-10-22 08:59:55,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:59:55,317 INFO L225 Difference]: With dead ends: 160 [2019-10-22 08:59:55,317 INFO L226 Difference]: Without dead ends: 83 [2019-10-22 08:59:55,318 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 [2019-10-22 08:59:55,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2019-10-22 08:59:55,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2019-10-22 08:59:55,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2019-10-22 08:59:55,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 120 transitions. [2019-10-22 08:59:55,326 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 120 transitions. Word has length 22 [2019-10-22 08:59:55,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:59:55,327 INFO L462 AbstractCegarLoop]: Abstraction has 83 states and 120 transitions. [2019-10-22 08:59:55,327 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:59:55,327 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 120 transitions. [2019-10-22 08:59:55,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 08:59:55,328 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:59:55,328 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] [2019-10-22 08:59:55,329 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:59:55,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:59:55,329 INFO L82 PathProgramCache]: Analyzing trace with hash 442460312, now seen corresponding path program 1 times [2019-10-22 08:59:55,329 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:59:55,330 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652766874] [2019-10-22 08:59:55,330 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:55,330 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:55,330 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:59:55,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:59:55,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:59:55,430 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652766874] [2019-10-22 08:59:55,430 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:59:55,431 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 08:59:55,431 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753295864] [2019-10-22 08:59:55,431 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:59:55,432 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:59:55,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:59:55,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:59:55,432 INFO L87 Difference]: Start difference. First operand 83 states and 120 transitions. Second operand 3 states. [2019-10-22 08:59:55,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:59:55,496 INFO L93 Difference]: Finished difference Result 166 states and 242 transitions. [2019-10-22 08:59:55,497 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:59:55,497 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2019-10-22 08:59:55,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:59:55,498 INFO L225 Difference]: With dead ends: 166 [2019-10-22 08:59:55,498 INFO L226 Difference]: Without dead ends: 89 [2019-10-22 08:59:55,499 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 [2019-10-22 08:59:55,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2019-10-22 08:59:55,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 87. [2019-10-22 08:59:55,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2019-10-22 08:59:55,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 122 transitions. [2019-10-22 08:59:55,519 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 122 transitions. Word has length 25 [2019-10-22 08:59:55,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:59:55,520 INFO L462 AbstractCegarLoop]: Abstraction has 87 states and 122 transitions. [2019-10-22 08:59:55,520 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:59:55,520 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 122 transitions. [2019-10-22 08:59:55,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-10-22 08:59:55,525 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:59:55,525 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] [2019-10-22 08:59:55,525 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:59:55,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:59:55,526 INFO L82 PathProgramCache]: Analyzing trace with hash -1878336052, now seen corresponding path program 1 times [2019-10-22 08:59:55,526 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:59:55,526 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053185740] [2019-10-22 08:59:55,526 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:55,526 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:55,527 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:59:55,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:59:55,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:59:55,643 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053185740] [2019-10-22 08:59:55,643 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:59:55,644 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 08:59:55,644 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303982247] [2019-10-22 08:59:55,646 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 08:59:55,647 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:59:55,648 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 08:59:55,648 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 08:59:55,648 INFO L87 Difference]: Start difference. First operand 87 states and 122 transitions. Second operand 5 states. [2019-10-22 08:59:55,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:59:55,861 INFO L93 Difference]: Finished difference Result 250 states and 354 transitions. [2019-10-22 08:59:55,862 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-22 08:59:55,862 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2019-10-22 08:59:55,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:59:55,865 INFO L225 Difference]: With dead ends: 250 [2019-10-22 08:59:55,866 INFO L226 Difference]: Without dead ends: 248 [2019-10-22 08:59:55,866 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 [2019-10-22 08:59:55,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2019-10-22 08:59:55,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 87. [2019-10-22 08:59:55,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2019-10-22 08:59:55,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 121 transitions. [2019-10-22 08:59:55,893 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 121 transitions. Word has length 31 [2019-10-22 08:59:55,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:59:55,894 INFO L462 AbstractCegarLoop]: Abstraction has 87 states and 121 transitions. [2019-10-22 08:59:55,894 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 08:59:55,895 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 121 transitions. [2019-10-22 08:59:55,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-10-22 08:59:55,895 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:59:55,896 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] [2019-10-22 08:59:55,896 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:59:55,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:59:55,897 INFO L82 PathProgramCache]: Analyzing trace with hash 900765121, now seen corresponding path program 1 times [2019-10-22 08:59:55,897 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:59:55,897 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060000707] [2019-10-22 08:59:55,897 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:55,897 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:55,898 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:59:55,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:59:55,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:59:55,980 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060000707] [2019-10-22 08:59:55,980 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:59:55,980 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 08:59:55,980 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859854362] [2019-10-22 08:59:55,981 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 08:59:55,981 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:59:55,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 08:59:55,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 08:59:55,982 INFO L87 Difference]: Start difference. First operand 87 states and 121 transitions. Second operand 5 states. [2019-10-22 08:59:56,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:59:56,095 INFO L93 Difference]: Finished difference Result 218 states and 303 transitions. [2019-10-22 08:59:56,096 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-22 08:59:56,096 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2019-10-22 08:59:56,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:59:56,097 INFO L225 Difference]: With dead ends: 218 [2019-10-22 08:59:56,097 INFO L226 Difference]: Without dead ends: 137 [2019-10-22 08:59:56,098 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 [2019-10-22 08:59:56,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2019-10-22 08:59:56,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 96. [2019-10-22 08:59:56,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2019-10-22 08:59:56,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 130 transitions. [2019-10-22 08:59:56,122 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 130 transitions. Word has length 34 [2019-10-22 08:59:56,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:59:56,123 INFO L462 AbstractCegarLoop]: Abstraction has 96 states and 130 transitions. [2019-10-22 08:59:56,123 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 08:59:56,123 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 130 transitions. [2019-10-22 08:59:56,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-10-22 08:59:56,124 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:59:56,124 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] [2019-10-22 08:59:56,124 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:59:56,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:59:56,125 INFO L82 PathProgramCache]: Analyzing trace with hash 313959107, now seen corresponding path program 1 times [2019-10-22 08:59:56,125 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:59:56,125 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143048852] [2019-10-22 08:59:56,125 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:56,126 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:56,126 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:59:56,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:59:56,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:59:56,178 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143048852] [2019-10-22 08:59:56,178 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:59:56,178 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 08:59:56,179 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129366538] [2019-10-22 08:59:56,179 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 08:59:56,179 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:59:56,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 08:59:56,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 08:59:56,180 INFO L87 Difference]: Start difference. First operand 96 states and 130 transitions. Second operand 5 states. [2019-10-22 08:59:56,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:59:56,271 INFO L93 Difference]: Finished difference Result 243 states and 328 transitions. [2019-10-22 08:59:56,271 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-22 08:59:56,272 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2019-10-22 08:59:56,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:59:56,273 INFO L225 Difference]: With dead ends: 243 [2019-10-22 08:59:56,273 INFO L226 Difference]: Without dead ends: 153 [2019-10-22 08:59:56,273 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-22 08:59:56,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2019-10-22 08:59:56,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 102. [2019-10-22 08:59:56,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2019-10-22 08:59:56,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 136 transitions. [2019-10-22 08:59:56,283 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 136 transitions. Word has length 34 [2019-10-22 08:59:56,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:59:56,284 INFO L462 AbstractCegarLoop]: Abstraction has 102 states and 136 transitions. [2019-10-22 08:59:56,284 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 08:59:56,284 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 136 transitions. [2019-10-22 08:59:56,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-10-22 08:59:56,287 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:59:56,287 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] [2019-10-22 08:59:56,287 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:59:56,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:59:56,287 INFO L82 PathProgramCache]: Analyzing trace with hash -965904571, now seen corresponding path program 1 times [2019-10-22 08:59:56,288 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:59:56,288 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858036992] [2019-10-22 08:59:56,288 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:56,288 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:56,288 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:59:56,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:59:56,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:59:56,348 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858036992] [2019-10-22 08:59:56,349 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:59:56,349 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 08:59:56,349 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807311960] [2019-10-22 08:59:56,350 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 08:59:56,350 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:59:56,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 08:59:56,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 08:59:56,351 INFO L87 Difference]: Start difference. First operand 102 states and 136 transitions. Second operand 3 states. [2019-10-22 08:59:56,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:59:56,386 INFO L93 Difference]: Finished difference Result 225 states and 301 transitions. [2019-10-22 08:59:56,387 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 08:59:56,387 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2019-10-22 08:59:56,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:59:56,388 INFO L225 Difference]: With dead ends: 225 [2019-10-22 08:59:56,388 INFO L226 Difference]: Without dead ends: 129 [2019-10-22 08:59:56,389 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 [2019-10-22 08:59:56,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2019-10-22 08:59:56,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2019-10-22 08:59:56,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2019-10-22 08:59:56,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 169 transitions. [2019-10-22 08:59:56,410 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 169 transitions. Word has length 34 [2019-10-22 08:59:56,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:59:56,411 INFO L462 AbstractCegarLoop]: Abstraction has 129 states and 169 transitions. [2019-10-22 08:59:56,411 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 08:59:56,411 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 169 transitions. [2019-10-22 08:59:56,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-10-22 08:59:56,413 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:59:56,413 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] [2019-10-22 08:59:56,414 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:59:56,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:59:56,414 INFO L82 PathProgramCache]: Analyzing trace with hash 550531139, now seen corresponding path program 1 times [2019-10-22 08:59:56,414 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:59:56,415 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143326143] [2019-10-22 08:59:56,415 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:56,415 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:56,415 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:59:56,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:59:56,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:59:56,531 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143326143] [2019-10-22 08:59:56,531 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:59:56,531 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 08:59:56,532 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361186162] [2019-10-22 08:59:56,532 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 08:59:56,532 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:59:56,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 08:59:56,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 08:59:56,533 INFO L87 Difference]: Start difference. First operand 129 states and 169 transitions. Second operand 5 states. [2019-10-22 08:59:56,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:59:56,784 INFO L93 Difference]: Finished difference Result 657 states and 869 transitions. [2019-10-22 08:59:56,784 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-22 08:59:56,785 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2019-10-22 08:59:56,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:59:56,787 INFO L225 Difference]: With dead ends: 657 [2019-10-22 08:59:56,787 INFO L226 Difference]: Without dead ends: 534 [2019-10-22 08:59:56,788 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-10-22 08:59:56,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 534 states. [2019-10-22 08:59:56,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 534 to 244. [2019-10-22 08:59:56,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2019-10-22 08:59:56,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 318 transitions. [2019-10-22 08:59:56,819 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 318 transitions. Word has length 35 [2019-10-22 08:59:56,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:59:56,819 INFO L462 AbstractCegarLoop]: Abstraction has 244 states and 318 transitions. [2019-10-22 08:59:56,819 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 08:59:56,819 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 318 transitions. [2019-10-22 08:59:56,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-10-22 08:59:56,822 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:59:56,826 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:59:56,827 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:59:56,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:59:56,827 INFO L82 PathProgramCache]: Analyzing trace with hash 271659709, now seen corresponding path program 1 times [2019-10-22 08:59:56,827 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:59:56,827 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833495056] [2019-10-22 08:59:56,828 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:56,828 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:56,828 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:59:56,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:59:56,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:59:56,907 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833495056] [2019-10-22 08:59:56,907 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:59:56,907 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-22 08:59:56,907 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278437953] [2019-10-22 08:59:56,908 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-22 08:59:56,908 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:59:56,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-22 08:59:56,908 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-22 08:59:56,913 INFO L87 Difference]: Start difference. First operand 244 states and 318 transitions. Second operand 6 states. [2019-10-22 08:59:57,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:59:57,207 INFO L93 Difference]: Finished difference Result 770 states and 998 transitions. [2019-10-22 08:59:57,207 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-10-22 08:59:57,207 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2019-10-22 08:59:57,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:59:57,211 INFO L225 Difference]: With dead ends: 770 [2019-10-22 08:59:57,211 INFO L226 Difference]: Without dead ends: 532 [2019-10-22 08:59:57,212 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2019-10-22 08:59:57,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 532 states. [2019-10-22 08:59:57,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 532 to 244. [2019-10-22 08:59:57,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2019-10-22 08:59:57,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 312 transitions. [2019-10-22 08:59:57,241 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 312 transitions. Word has length 36 [2019-10-22 08:59:57,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:59:57,241 INFO L462 AbstractCegarLoop]: Abstraction has 244 states and 312 transitions. [2019-10-22 08:59:57,241 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-22 08:59:57,242 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 312 transitions. [2019-10-22 08:59:57,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-10-22 08:59:57,242 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:59:57,243 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, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:59:57,243 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:59:57,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:59:57,243 INFO L82 PathProgramCache]: Analyzing trace with hash -1815081084, now seen corresponding path program 1 times [2019-10-22 08:59:57,243 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:59:57,244 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60640913] [2019-10-22 08:59:57,244 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:57,244 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:57,244 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:59:57,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:59:57,321 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-22 08:59:57,322 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60640913] [2019-10-22 08:59:57,322 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1669996510] [2019-10-22 08:59:57,322 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0b329152-b1f8-4f1a-a91d-232e1dba5b70/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 [2019-10-22 08:59:57,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:59:57,459 INFO L256 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 7 conjunts are in the unsatisfiable core [2019-10-22 08:59:57,470 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 08:59:57,543 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-22 08:59:57,544 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-22 08:59:57,544 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2019-10-22 08:59:57,544 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768788615] [2019-10-22 08:59:57,545 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-22 08:59:57,545 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:59:57,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-22 08:59:57,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2019-10-22 08:59:57,545 INFO L87 Difference]: Start difference. First operand 244 states and 312 transitions. Second operand 6 states. [2019-10-22 08:59:57,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:59:57,787 INFO L93 Difference]: Finished difference Result 574 states and 736 transitions. [2019-10-22 08:59:57,787 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-22 08:59:57,788 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 61 [2019-10-22 08:59:57,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:59:57,789 INFO L225 Difference]: With dead ends: 574 [2019-10-22 08:59:57,789 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 08:59:57,790 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=76, Invalid=196, Unknown=0, NotChecked=0, Total=272 [2019-10-22 08:59:57,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 08:59:57,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 08:59:57,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 08:59:57,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 08:59:57,791 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2019-10-22 08:59:57,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:59:57,791 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:59:57,792 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-22 08:59:57,792 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 08:59:57,792 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 08:59:57,993 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 08:59:57,996 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 08:59:58,294 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 85 [2019-10-22 08:59:58,481 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 91 [2019-10-22 08:59:58,647 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 85 [2019-10-22 08:59:58,869 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 102 [2019-10-22 08:59:59,062 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 72 [2019-10-22 08:59:59,219 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 89 [2019-10-22 08:59:59,555 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 20 [2019-10-22 08:59:59,768 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 26 [2019-10-22 09:00:00,119 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 13 [2019-10-22 09:00:00,676 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 13 [2019-10-22 09:00:01,010 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 13 [2019-10-22 09:00:01,491 WARN L191 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 15 [2019-10-22 09:00:01,778 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 15 [2019-10-22 09:00:02,063 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 20 [2019-10-22 09:00:02,292 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 24 [2019-10-22 09:00:02,457 INFO L439 ceAbstractionStarter]: At program point L833(lines 829 835) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (<= 0 ~methaneLevelCritical~0)) [2019-10-22 09:00:02,457 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 1005) no Hoare annotation was computed. [2019-10-22 09:00:02,458 INFO L443 ceAbstractionStarter]: For program point L901(lines 901 905) no Hoare annotation was computed. [2019-10-22 09:00:02,458 INFO L439 ceAbstractionStarter]: At program point L969(lines 964 972) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= ~methaneLevelCritical~0 0) (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (<= 0 ~methaneLevelCritical~0)) [2019-10-22 09:00:02,458 INFO L439 ceAbstractionStarter]: At program point L969-1(lines 964 972) the Hoare annotation is: false [2019-10-22 09:00:02,458 INFO L439 ceAbstractionStarter]: At program point L969-2(lines 964 972) the Hoare annotation is: false [2019-10-22 09:00:02,458 INFO L439 ceAbstractionStarter]: At program point L969-3(lines 964 972) the Hoare annotation is: false [2019-10-22 09:00:02,458 INFO L439 ceAbstractionStarter]: At program point L969-4(lines 964 972) the Hoare annotation is: false [2019-10-22 09:00:02,458 INFO L439 ceAbstractionStarter]: At program point L969-5(lines 964 972) the Hoare annotation is: false [2019-10-22 09:00:02,458 INFO L443 ceAbstractionStarter]: For program point L179(lines 179 185) no Hoare annotation was computed. [2019-10-22 09:00:02,459 INFO L443 ceAbstractionStarter]: For program point L179-2(lines 179 185) no Hoare annotation was computed. [2019-10-22 09:00:02,459 INFO L443 ceAbstractionStarter]: For program point L179-4(lines 179 185) no Hoare annotation was computed. [2019-10-22 09:00:02,459 INFO L443 ceAbstractionStarter]: For program point L179-6(lines 179 185) no Hoare annotation was computed. [2019-10-22 09:00:02,459 INFO L443 ceAbstractionStarter]: For program point L179-8(lines 179 185) no Hoare annotation was computed. [2019-10-22 09:00:02,459 INFO L443 ceAbstractionStarter]: For program point L179-10(lines 179 185) no Hoare annotation was computed. [2019-10-22 09:00:02,459 INFO L443 ceAbstractionStarter]: For program point L179-12(lines 179 185) no Hoare annotation was computed. [2019-10-22 09:00:02,459 INFO L443 ceAbstractionStarter]: For program point L179-14(lines 179 185) no Hoare annotation was computed. [2019-10-22 09:00:02,459 INFO L443 ceAbstractionStarter]: For program point L179-16(lines 179 185) no Hoare annotation was computed. [2019-10-22 09:00:02,459 INFO L443 ceAbstractionStarter]: For program point L179-18(lines 179 185) no Hoare annotation was computed. [2019-10-22 09:00:02,460 INFO L443 ceAbstractionStarter]: For program point L179-20(lines 179 185) no Hoare annotation was computed. [2019-10-22 09:00:02,460 INFO L443 ceAbstractionStarter]: For program point L179-22(lines 179 185) no Hoare annotation was computed. [2019-10-22 09:00:02,460 INFO L443 ceAbstractionStarter]: For program point L314(lines 313 360) no Hoare annotation was computed. [2019-10-22 09:00:02,460 INFO L443 ceAbstractionStarter]: For program point L315(lines 315 319) no Hoare annotation was computed. [2019-10-22 09:00:02,460 INFO L443 ceAbstractionStarter]: For program point L117(lines 117 134) no Hoare annotation was computed. [2019-10-22 09:00:02,460 INFO L443 ceAbstractionStarter]: For program point L117-1(lines 117 134) no Hoare annotation was computed. [2019-10-22 09:00:02,460 INFO L443 ceAbstractionStarter]: For program point L117-2(lines 117 134) no Hoare annotation was computed. [2019-10-22 09:00:02,461 INFO L443 ceAbstractionStarter]: For program point L117-3(lines 117 134) no Hoare annotation was computed. [2019-10-22 09:00:02,461 INFO L443 ceAbstractionStarter]: For program point L117-4(lines 117 134) no Hoare annotation was computed. [2019-10-22 09:00:02,461 INFO L443 ceAbstractionStarter]: For program point L117-5(lines 117 134) no Hoare annotation was computed. [2019-10-22 09:00:02,461 INFO L443 ceAbstractionStarter]: For program point L121(lines 121 129) no Hoare annotation was computed. [2019-10-22 09:00:02,461 INFO L443 ceAbstractionStarter]: For program point L121-1(lines 121 129) no Hoare annotation was computed. [2019-10-22 09:00:02,461 INFO L443 ceAbstractionStarter]: For program point L121-2(lines 121 129) no Hoare annotation was computed. [2019-10-22 09:00:02,462 INFO L443 ceAbstractionStarter]: For program point L121-3(lines 121 129) no Hoare annotation was computed. [2019-10-22 09:00:02,462 INFO L443 ceAbstractionStarter]: For program point L121-4(lines 121 129) no Hoare annotation was computed. [2019-10-22 09:00:02,462 INFO L443 ceAbstractionStarter]: For program point L121-5(lines 121 129) no Hoare annotation was computed. [2019-10-22 09:00:02,462 INFO L439 ceAbstractionStarter]: At program point L914(lines 909 917) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (<= ~methaneLevelCritical~0 0) (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 (<= 0 ~methaneLevelCritical~0)) (and .cse0 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 (= 1 ~methaneLevelCritical~0)))) [2019-10-22 09:00:02,462 INFO L439 ceAbstractionStarter]: At program point L914-1(lines 909 917) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= ~methaneLevelCritical~0 0) (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (<= 0 ~methaneLevelCritical~0)) [2019-10-22 09:00:02,462 INFO L439 ceAbstractionStarter]: At program point L914-2(lines 909 917) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= ~methaneLevelCritical~0 0) (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (<= 0 ~methaneLevelCritical~0)) [2019-10-22 09:00:02,462 INFO L439 ceAbstractionStarter]: At program point L914-3(lines 909 917) the Hoare annotation is: false [2019-10-22 09:00:02,463 INFO L439 ceAbstractionStarter]: At program point L914-4(lines 909 917) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 .cse2 (= 1 ~methaneLevelCritical~0)) (and .cse0 (<= ~methaneLevelCritical~0 0) (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 .cse2 (<= 0 ~methaneLevelCritical~0)))) [2019-10-22 09:00:02,463 INFO L439 ceAbstractionStarter]: At program point L914-5(lines 909 917) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (and .cse0 (= ~pumpRunning~0 0) .cse1) (= 1 ~methaneLevelCritical~0)) (and .cse0 (<= ~methaneLevelCritical~0 0) (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 (<= 0 ~methaneLevelCritical~0)))) [2019-10-22 09:00:02,463 INFO L439 ceAbstractionStarter]: At program point L914-6(lines 909 917) the Hoare annotation is: false [2019-10-22 09:00:02,463 INFO L439 ceAbstractionStarter]: At program point L914-7(lines 909 917) the Hoare annotation is: false [2019-10-22 09:00:02,463 INFO L439 ceAbstractionStarter]: At program point L914-8(lines 909 917) the Hoare annotation is: false [2019-10-22 09:00:02,463 INFO L439 ceAbstractionStarter]: At program point L914-9(lines 909 917) the Hoare annotation is: false [2019-10-22 09:00:02,463 INFO L439 ceAbstractionStarter]: At program point L914-10(lines 909 917) the Hoare annotation is: false [2019-10-22 09:00:02,463 INFO L439 ceAbstractionStarter]: At program point L914-11(lines 909 917) the Hoare annotation is: false [2019-10-22 09:00:02,464 INFO L439 ceAbstractionStarter]: At program point L914-12(lines 909 917) the Hoare annotation is: false [2019-10-22 09:00:02,464 INFO L439 ceAbstractionStarter]: At program point L914-13(lines 909 917) the Hoare annotation is: false [2019-10-22 09:00:02,464 INFO L439 ceAbstractionStarter]: At program point L914-14(lines 909 917) the Hoare annotation is: false [2019-10-22 09:00:02,464 INFO L439 ceAbstractionStarter]: At program point L914-15(lines 909 917) the Hoare annotation is: false [2019-10-22 09:00:02,464 INFO L439 ceAbstractionStarter]: At program point L914-16(lines 909 917) the Hoare annotation is: false [2019-10-22 09:00:02,464 INFO L439 ceAbstractionStarter]: At program point L914-17(lines 909 917) the Hoare annotation is: false [2019-10-22 09:00:02,464 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 09:00:02,464 INFO L443 ceAbstractionStarter]: For program point L983(lines 983 996) no Hoare annotation was computed. [2019-10-22 09:00:02,465 INFO L439 ceAbstractionStarter]: At program point L983-1(lines 1 1008) the Hoare annotation is: (let ((.cse1 (= 1 ~systemActive~0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse2 (<= ~methaneLevelCritical~0 0)) (.cse0 (and .cse1 (= ~pumpRunning~0 0) .cse3)) (.cse4 (<= 0 ~methaneLevelCritical~0))) (or (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse0 (= 1 ~methaneLevelCritical~0)) (and .cse1 .cse2 (<= 0 ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~11) (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (<= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~11 0) .cse3 .cse4) (and .cse2 (= 1 ~waterLevel~0) .cse0 .cse4)))) [2019-10-22 09:00:02,465 INFO L443 ceAbstractionStarter]: For program point L983-2(lines 983 996) no Hoare annotation was computed. [2019-10-22 09:00:02,465 INFO L439 ceAbstractionStarter]: At program point L983-3(lines 1 1008) the Hoare annotation is: false [2019-10-22 09:00:02,466 INFO L443 ceAbstractionStarter]: For program point L983-4(lines 983 996) no Hoare annotation was computed. [2019-10-22 09:00:02,466 INFO L439 ceAbstractionStarter]: At program point L983-5(lines 1 1008) the Hoare annotation is: false [2019-10-22 09:00:02,466 INFO L439 ceAbstractionStarter]: At program point L785-2(lines 785 799) the Hoare annotation is: false [2019-10-22 09:00:02,466 INFO L443 ceAbstractionStarter]: For program point L323(lines 323 329) no Hoare annotation was computed. [2019-10-22 09:00:02,466 INFO L439 ceAbstractionStarter]: At program point L323-1(lines 323 329) the Hoare annotation is: (let ((.cse1 (= 1 ~systemActive~0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse2 (<= ~methaneLevelCritical~0 0)) (.cse0 (and .cse1 (= ~pumpRunning~0 0) .cse3)) (.cse4 (<= 0 ~methaneLevelCritical~0))) (or (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse0 (= 1 ~methaneLevelCritical~0)) (and .cse1 .cse2 (<= 0 ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~11) (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (<= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~11 0) .cse3 .cse4) (and .cse2 .cse0 .cse4)))) [2019-10-22 09:00:02,466 INFO L439 ceAbstractionStarter]: At program point L59(lines 58 77) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (<= ~methaneLevelCritical~0 0) .cse1 (<= 0 ~methaneLevelCritical~0)) (and .cse0 .cse1 (= 1 ~methaneLevelCritical~0)))) [2019-10-22 09:00:02,466 INFO L443 ceAbstractionStarter]: For program point L59-1(lines 59 65) no Hoare annotation was computed. [2019-10-22 09:00:02,466 INFO L439 ceAbstractionStarter]: At program point L59-2(lines 58 77) the Hoare annotation is: false [2019-10-22 09:00:02,467 INFO L439 ceAbstractionStarter]: At program point L59-3(lines 58 77) the Hoare annotation is: false [2019-10-22 09:00:02,467 INFO L443 ceAbstractionStarter]: For program point L786(line 786) no Hoare annotation was computed. [2019-10-22 09:00:02,467 INFO L443 ceAbstractionStarter]: For program point L987(lines 987 993) no Hoare annotation was computed. [2019-10-22 09:00:02,467 INFO L443 ceAbstractionStarter]: For program point L987-2(lines 987 993) no Hoare annotation was computed. [2019-10-22 09:00:02,467 INFO L443 ceAbstractionStarter]: For program point L987-4(lines 987 993) no Hoare annotation was computed. [2019-10-22 09:00:02,467 INFO L443 ceAbstractionStarter]: For program point L789(lines 789 793) no Hoare annotation was computed. [2019-10-22 09:00:02,467 INFO L443 ceAbstractionStarter]: For program point L789-1(lines 59 65) no Hoare annotation was computed. [2019-10-22 09:00:02,467 INFO L443 ceAbstractionStarter]: For program point L856(lines 856 863) no Hoare annotation was computed. [2019-10-22 09:00:02,467 INFO L446 ceAbstractionStarter]: At program point L856-1(lines 856 863) the Hoare annotation is: true [2019-10-22 09:00:02,467 INFO L443 ceAbstractionStarter]: For program point L262(lines 262 266) no Hoare annotation was computed. [2019-10-22 09:00:02,468 INFO L443 ceAbstractionStarter]: For program point L262-2(lines 262 266) no Hoare annotation was computed. [2019-10-22 09:00:02,468 INFO L443 ceAbstractionStarter]: For program point L262-3(lines 262 266) no Hoare annotation was computed. [2019-10-22 09:00:02,468 INFO L443 ceAbstractionStarter]: For program point L262-5(lines 262 266) no Hoare annotation was computed. [2019-10-22 09:00:02,468 INFO L443 ceAbstractionStarter]: For program point L262-6(lines 262 266) no Hoare annotation was computed. [2019-10-22 09:00:02,468 INFO L443 ceAbstractionStarter]: For program point L262-8(lines 262 266) no Hoare annotation was computed. [2019-10-22 09:00:02,468 INFO L443 ceAbstractionStarter]: For program point L262-9(lines 262 266) no Hoare annotation was computed. [2019-10-22 09:00:02,468 INFO L443 ceAbstractionStarter]: For program point L262-11(lines 262 266) no Hoare annotation was computed. [2019-10-22 09:00:02,468 INFO L443 ceAbstractionStarter]: For program point L262-12(lines 262 266) no Hoare annotation was computed. [2019-10-22 09:00:02,469 INFO L443 ceAbstractionStarter]: For program point L262-14(lines 262 266) no Hoare annotation was computed. [2019-10-22 09:00:02,469 INFO L443 ceAbstractionStarter]: For program point L262-15(lines 262 266) no Hoare annotation was computed. [2019-10-22 09:00:02,469 INFO L443 ceAbstractionStarter]: For program point L262-17(lines 262 266) no Hoare annotation was computed. [2019-10-22 09:00:02,469 INFO L443 ceAbstractionStarter]: For program point L262-18(lines 262 266) no Hoare annotation was computed. [2019-10-22 09:00:02,470 INFO L443 ceAbstractionStarter]: For program point L262-20(lines 262 266) no Hoare annotation was computed. [2019-10-22 09:00:02,470 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1005) no Hoare annotation was computed. [2019-10-22 09:00:02,470 INFO L443 ceAbstractionStarter]: For program point L262-21(lines 262 266) no Hoare annotation was computed. [2019-10-22 09:00:02,470 INFO L443 ceAbstractionStarter]: For program point L262-23(lines 262 266) no Hoare annotation was computed. [2019-10-22 09:00:02,470 INFO L443 ceAbstractionStarter]: For program point L262-24(lines 262 266) no Hoare annotation was computed. [2019-10-22 09:00:02,470 INFO L443 ceAbstractionStarter]: For program point L262-26(lines 262 266) no Hoare annotation was computed. [2019-10-22 09:00:02,470 INFO L439 ceAbstractionStarter]: At program point L395(lines 1 1008) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (<= 0 ~methaneLevelCritical~0)) [2019-10-22 09:00:02,470 INFO L443 ceAbstractionStarter]: For program point L262-27(lines 262 266) no Hoare annotation was computed. [2019-10-22 09:00:02,470 INFO L443 ceAbstractionStarter]: For program point L262-29(lines 262 266) no Hoare annotation was computed. [2019-10-22 09:00:02,471 INFO L443 ceAbstractionStarter]: For program point L262-30(lines 262 266) no Hoare annotation was computed. [2019-10-22 09:00:02,471 INFO L443 ceAbstractionStarter]: For program point L262-32(lines 262 266) no Hoare annotation was computed. [2019-10-22 09:00:02,471 INFO L443 ceAbstractionStarter]: For program point L262-33(lines 262 266) no Hoare annotation was computed. [2019-10-22 09:00:02,471 INFO L443 ceAbstractionStarter]: For program point L262-35(lines 262 266) no Hoare annotation was computed. [2019-10-22 09:00:02,471 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 09:00:02,471 INFO L439 ceAbstractionStarter]: At program point L66(lines 66 72) the Hoare annotation is: (let ((.cse3 (= 1 ~systemActive~0)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse0 (and .cse3 (= ~pumpRunning~0 0) .cse4)) (.cse1 (<= ~methaneLevelCritical~0 0)) (.cse2 (<= 0 ~methaneLevelCritical~0))) (or (and .cse0 (= 1 ~methaneLevelCritical~0)) (and .cse1 .cse0 .cse2) (and .cse3 .cse1 (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse4 .cse2)))) [2019-10-22 09:00:02,471 INFO L439 ceAbstractionStarter]: At program point L66-1(lines 66 72) the Hoare annotation is: false [2019-10-22 09:00:02,471 INFO L439 ceAbstractionStarter]: At program point L66-2(lines 66 72) the Hoare annotation is: false [2019-10-22 09:00:02,471 INFO L443 ceAbstractionStarter]: For program point L333(lines 333 339) no Hoare annotation was computed. [2019-10-22 09:00:02,472 INFO L439 ceAbstractionStarter]: At program point L333-1(lines 333 339) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (<= ~methaneLevelCritical~0 0) .cse1 (<= 0 ~methaneLevelCritical~0)) (and .cse0 .cse1 (= 1 ~methaneLevelCritical~0)))) [2019-10-22 09:00:02,472 INFO L439 ceAbstractionStarter]: At program point L268(lines 253 271) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= ~methaneLevelCritical~0 0) (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (<= 0 ~methaneLevelCritical~0)) [2019-10-22 09:00:02,472 INFO L439 ceAbstractionStarter]: At program point L268-1(lines 253 271) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= ~methaneLevelCritical~0 0) (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (<= 0 ~methaneLevelCritical~0)) [2019-10-22 09:00:02,472 INFO L439 ceAbstractionStarter]: At program point L268-2(lines 253 271) the Hoare annotation is: false [2019-10-22 09:00:02,472 INFO L439 ceAbstractionStarter]: At program point L268-3(lines 253 271) 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 (<= ~methaneLevelCritical~0 0) .cse1 .cse2 (<= 0 ~methaneLevelCritical~0)))) [2019-10-22 09:00:02,472 INFO L439 ceAbstractionStarter]: At program point L268-4(lines 253 271) the Hoare annotation is: false [2019-10-22 09:00:02,472 INFO L439 ceAbstractionStarter]: At program point L268-5(lines 253 271) the Hoare annotation is: false [2019-10-22 09:00:02,473 INFO L439 ceAbstractionStarter]: At program point L268-6(lines 253 271) the Hoare annotation is: false [2019-10-22 09:00:02,473 INFO L439 ceAbstractionStarter]: At program point L268-7(lines 253 271) the Hoare annotation is: false [2019-10-22 09:00:02,473 INFO L439 ceAbstractionStarter]: At program point L268-8(lines 253 271) the Hoare annotation is: false [2019-10-22 09:00:02,473 INFO L439 ceAbstractionStarter]: At program point L268-9(lines 253 271) the Hoare annotation is: false [2019-10-22 09:00:02,473 INFO L439 ceAbstractionStarter]: At program point L268-10(lines 253 271) the Hoare annotation is: false [2019-10-22 09:00:02,474 INFO L439 ceAbstractionStarter]: At program point L268-11(lines 253 271) the Hoare annotation is: false [2019-10-22 09:00:02,474 INFO L439 ceAbstractionStarter]: At program point L204(lines 197 207) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (<= ~methaneLevelCritical~0 0) (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 (<= 0 ~methaneLevelCritical~0)) (and .cse0 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse1 (= 1 ~methaneLevelCritical~0)))) [2019-10-22 09:00:02,474 INFO L439 ceAbstractionStarter]: At program point L204-1(lines 197 207) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= ~methaneLevelCritical~0 0) (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (<= 0 ~methaneLevelCritical~0)) [2019-10-22 09:00:02,474 INFO L439 ceAbstractionStarter]: At program point L204-2(lines 197 207) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= ~methaneLevelCritical~0 0) (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (<= 0 ~methaneLevelCritical~0)) [2019-10-22 09:00:02,474 INFO L439 ceAbstractionStarter]: At program point L204-3(lines 197 207) the Hoare annotation is: false [2019-10-22 09:00:02,474 INFO L439 ceAbstractionStarter]: At program point L204-4(lines 197 207) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (<= ~methaneLevelCritical~0 0) (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 .cse2 (<= 0 ~methaneLevelCritical~0)) (and .cse0 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 (= 1 |ULTIMATE.start_isMethaneAlarm_#res|) .cse2 (= 1 ~methaneLevelCritical~0)))) [2019-10-22 09:00:02,474 INFO L439 ceAbstractionStarter]: At program point L204-5(lines 197 207) the Hoare annotation is: false [2019-10-22 09:00:02,475 INFO L439 ceAbstractionStarter]: At program point L204-6(lines 197 207) the Hoare annotation is: false [2019-10-22 09:00:02,475 INFO L439 ceAbstractionStarter]: At program point L204-7(lines 197 207) the Hoare annotation is: false [2019-10-22 09:00:02,475 INFO L439 ceAbstractionStarter]: At program point L204-8(lines 197 207) the Hoare annotation is: false [2019-10-22 09:00:02,475 INFO L439 ceAbstractionStarter]: At program point L204-9(lines 197 207) the Hoare annotation is: false [2019-10-22 09:00:02,475 INFO L439 ceAbstractionStarter]: At program point L204-10(lines 197 207) the Hoare annotation is: false [2019-10-22 09:00:02,475 INFO L439 ceAbstractionStarter]: At program point L204-11(lines 197 207) the Hoare annotation is: false [2019-10-22 09:00:02,475 INFO L446 ceAbstractionStarter]: At program point L865(lines 846 868) the Hoare annotation is: true [2019-10-22 09:00:02,475 INFO L439 ceAbstractionStarter]: At program point L204-12(lines 197 207) the Hoare annotation is: false [2019-10-22 09:00:02,475 INFO L439 ceAbstractionStarter]: At program point L204-13(lines 197 207) the Hoare annotation is: false [2019-10-22 09:00:02,475 INFO L439 ceAbstractionStarter]: At program point L204-14(lines 197 207) the Hoare annotation is: false [2019-10-22 09:00:02,476 INFO L439 ceAbstractionStarter]: At program point L403(lines 398 406) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (<= 0 ~methaneLevelCritical~0)) [2019-10-22 09:00:02,476 INFO L443 ceAbstractionStarter]: For program point L143(lines 143 160) no Hoare annotation was computed. [2019-10-22 09:00:02,476 INFO L443 ceAbstractionStarter]: For program point L143-1(lines 143 160) no Hoare annotation was computed. [2019-10-22 09:00:02,476 INFO L443 ceAbstractionStarter]: For program point L143-2(lines 143 160) no Hoare annotation was computed. [2019-10-22 09:00:02,476 INFO L443 ceAbstractionStarter]: For program point L343(lines 343 356) no Hoare annotation was computed. [2019-10-22 09:00:02,476 INFO L443 ceAbstractionStarter]: For program point L1005(line 1005) no Hoare annotation was computed. [2019-10-22 09:00:02,476 INFO L443 ceAbstractionStarter]: For program point L1005-1(line 1005) no Hoare annotation was computed. [2019-10-22 09:00:02,476 INFO L443 ceAbstractionStarter]: For program point L1005-2(line 1005) no Hoare annotation was computed. [2019-10-22 09:00:02,477 INFO L439 ceAbstractionStarter]: At program point L213(lines 208 216) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 1 ~methaneLevelCritical~0)) [2019-10-22 09:00:02,477 INFO L439 ceAbstractionStarter]: At program point L213-1(lines 208 216) the Hoare annotation is: false [2019-10-22 09:00:02,477 INFO L443 ceAbstractionStarter]: For program point L147(lines 147 155) no Hoare annotation was computed. [2019-10-22 09:00:02,478 INFO L439 ceAbstractionStarter]: At program point L213-2(lines 208 216) the Hoare annotation is: false [2019-10-22 09:00:02,478 INFO L443 ceAbstractionStarter]: For program point L147-1(lines 147 155) no Hoare annotation was computed. [2019-10-22 09:00:02,478 INFO L443 ceAbstractionStarter]: For program point L147-2(lines 147 155) no Hoare annotation was computed. [2019-10-22 09:00:02,478 INFO L443 ceAbstractionStarter]: For program point L281(lines 281 285) no Hoare annotation was computed. [2019-10-22 09:00:02,478 INFO L443 ceAbstractionStarter]: For program point L281-2(lines 281 285) no Hoare annotation was computed. [2019-10-22 09:00:02,478 INFO L443 ceAbstractionStarter]: For program point L281-3(lines 281 285) no Hoare annotation was computed. [2019-10-22 09:00:02,478 INFO L443 ceAbstractionStarter]: For program point L281-5(lines 281 285) no Hoare annotation was computed. [2019-10-22 09:00:02,478 INFO L443 ceAbstractionStarter]: For program point L281-6(lines 281 285) no Hoare annotation was computed. [2019-10-22 09:00:02,478 INFO L443 ceAbstractionStarter]: For program point L281-8(lines 281 285) no Hoare annotation was computed. [2019-10-22 09:00:02,478 INFO L443 ceAbstractionStarter]: For program point L281-9(lines 281 285) no Hoare annotation was computed. [2019-10-22 09:00:02,478 INFO L443 ceAbstractionStarter]: For program point L281-11(lines 281 285) no Hoare annotation was computed. [2019-10-22 09:00:02,479 INFO L443 ceAbstractionStarter]: For program point L281-12(lines 281 285) no Hoare annotation was computed. [2019-10-22 09:00:02,479 INFO L443 ceAbstractionStarter]: For program point L281-14(lines 281 285) no Hoare annotation was computed. [2019-10-22 09:00:02,479 INFO L443 ceAbstractionStarter]: For program point L281-15(lines 281 285) no Hoare annotation was computed. [2019-10-22 09:00:02,479 INFO L443 ceAbstractionStarter]: For program point L281-17(lines 281 285) no Hoare annotation was computed. [2019-10-22 09:00:02,479 INFO L443 ceAbstractionStarter]: For program point L877(lines 877 881) no Hoare annotation was computed. [2019-10-22 09:00:02,479 INFO L443 ceAbstractionStarter]: For program point L877-3(lines 877 881) no Hoare annotation was computed. [2019-10-22 09:00:02,479 INFO L443 ceAbstractionStarter]: For program point L877-6(lines 877 881) no Hoare annotation was computed. [2019-10-22 09:00:02,479 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 09:00:02,479 INFO L443 ceAbstractionStarter]: For program point L351(lines 351 355) no Hoare annotation was computed. [2019-10-22 09:00:02,480 INFO L439 ceAbstractionStarter]: At program point L351-2(lines 59 65) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (<= ~methaneLevelCritical~0 0) .cse1 (<= 0 ~methaneLevelCritical~0)) (and .cse0 .cse1 (= 1 ~methaneLevelCritical~0)))) [2019-10-22 09:00:02,480 INFO L439 ceAbstractionStarter]: At program point L287(lines 272 290) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= ~methaneLevelCritical~0 0) (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (<= 0 ~methaneLevelCritical~0)) [2019-10-22 09:00:02,480 INFO L439 ceAbstractionStarter]: At program point L287-1(lines 272 290) the Hoare annotation is: false [2019-10-22 09:00:02,480 INFO L439 ceAbstractionStarter]: At program point L287-2(lines 272 290) the Hoare annotation is: false [2019-10-22 09:00:02,480 INFO L439 ceAbstractionStarter]: At program point L287-3(lines 272 290) the Hoare annotation is: false [2019-10-22 09:00:02,480 INFO L439 ceAbstractionStarter]: At program point L287-4(lines 272 290) the Hoare annotation is: false [2019-10-22 09:00:02,480 INFO L439 ceAbstractionStarter]: At program point L287-5(lines 272 290) the Hoare annotation is: false [2019-10-22 09:00:02,480 INFO L443 ceAbstractionStarter]: For program point L91(lines 91 108) no Hoare annotation was computed. [2019-10-22 09:00:02,481 INFO L443 ceAbstractionStarter]: For program point L91-1(lines 91 108) no Hoare annotation was computed. [2019-10-22 09:00:02,481 INFO L443 ceAbstractionStarter]: For program point L91-2(lines 91 108) no Hoare annotation was computed. [2019-10-22 09:00:02,481 INFO L443 ceAbstractionStarter]: For program point L91-3(lines 91 108) no Hoare annotation was computed. [2019-10-22 09:00:02,482 INFO L443 ceAbstractionStarter]: For program point L91-4(lines 91 108) no Hoare annotation was computed. [2019-10-22 09:00:02,482 INFO L443 ceAbstractionStarter]: For program point L91-5(lines 91 108) no Hoare annotation was computed. [2019-10-22 09:00:02,482 INFO L443 ceAbstractionStarter]: For program point L91-6(lines 91 108) no Hoare annotation was computed. [2019-10-22 09:00:02,482 INFO L443 ceAbstractionStarter]: For program point L91-7(lines 91 108) no Hoare annotation was computed. [2019-10-22 09:00:02,482 INFO L443 ceAbstractionStarter]: For program point L91-8(lines 91 108) no Hoare annotation was computed. [2019-10-22 09:00:02,482 INFO L443 ceAbstractionStarter]: For program point L91-9(lines 91 108) no Hoare annotation was computed. [2019-10-22 09:00:02,482 INFO L443 ceAbstractionStarter]: For program point L91-10(lines 91 108) no Hoare annotation was computed. [2019-10-22 09:00:02,482 INFO L443 ceAbstractionStarter]: For program point L91-11(lines 91 108) no Hoare annotation was computed. [2019-10-22 09:00:02,482 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 09:00:02,482 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 1005) no Hoare annotation was computed. [2019-10-22 09:00:02,483 INFO L443 ceAbstractionStarter]: For program point L95(lines 95 103) no Hoare annotation was computed. [2019-10-22 09:00:02,483 INFO L443 ceAbstractionStarter]: For program point L95-1(lines 95 103) no Hoare annotation was computed. [2019-10-22 09:00:02,483 INFO L443 ceAbstractionStarter]: For program point L95-2(lines 95 103) no Hoare annotation was computed. [2019-10-22 09:00:02,483 INFO L443 ceAbstractionStarter]: For program point L95-3(lines 95 103) no Hoare annotation was computed. [2019-10-22 09:00:02,483 INFO L443 ceAbstractionStarter]: For program point L95-4(lines 95 103) no Hoare annotation was computed. [2019-10-22 09:00:02,483 INFO L443 ceAbstractionStarter]: For program point L954(lines 954 960) no Hoare annotation was computed. [2019-10-22 09:00:02,483 INFO L443 ceAbstractionStarter]: For program point L95-5(lines 95 103) no Hoare annotation was computed. [2019-10-22 09:00:02,483 INFO L443 ceAbstractionStarter]: For program point L954-1(lines 954 960) no Hoare annotation was computed. [2019-10-22 09:00:02,483 INFO L443 ceAbstractionStarter]: For program point L95-6(lines 95 103) no Hoare annotation was computed. [2019-10-22 09:00:02,483 INFO L443 ceAbstractionStarter]: For program point L954-2(lines 954 960) no Hoare annotation was computed. [2019-10-22 09:00:02,483 INFO L443 ceAbstractionStarter]: For program point L95-7(lines 95 103) no Hoare annotation was computed. [2019-10-22 09:00:02,484 INFO L443 ceAbstractionStarter]: For program point L954-3(lines 954 960) no Hoare annotation was computed. [2019-10-22 09:00:02,484 INFO L443 ceAbstractionStarter]: For program point L95-8(lines 95 103) no Hoare annotation was computed. [2019-10-22 09:00:02,484 INFO L443 ceAbstractionStarter]: For program point L954-4(lines 954 960) no Hoare annotation was computed. [2019-10-22 09:00:02,484 INFO L443 ceAbstractionStarter]: For program point L95-9(lines 95 103) no Hoare annotation was computed. [2019-10-22 09:00:02,484 INFO L443 ceAbstractionStarter]: For program point L954-5(lines 954 960) no Hoare annotation was computed. [2019-10-22 09:00:02,484 INFO L443 ceAbstractionStarter]: For program point L95-10(lines 95 103) no Hoare annotation was computed. [2019-10-22 09:00:02,484 INFO L443 ceAbstractionStarter]: For program point L954-6(lines 954 960) no Hoare annotation was computed. [2019-10-22 09:00:02,484 INFO L443 ceAbstractionStarter]: For program point L95-11(lines 95 103) no Hoare annotation was computed. [2019-10-22 09:00:02,484 INFO L443 ceAbstractionStarter]: For program point L954-7(lines 954 960) no Hoare annotation was computed. [2019-10-22 09:00:02,484 INFO L443 ceAbstractionStarter]: For program point L954-8(lines 954 960) no Hoare annotation was computed. [2019-10-22 09:00:02,484 INFO L443 ceAbstractionStarter]: For program point L954-9(lines 954 960) no Hoare annotation was computed. [2019-10-22 09:00:02,485 INFO L443 ceAbstractionStarter]: For program point L954-10(lines 954 960) no Hoare annotation was computed. [2019-10-22 09:00:02,485 INFO L443 ceAbstractionStarter]: For program point L954-11(lines 954 960) no Hoare annotation was computed. [2019-10-22 09:00:02,485 INFO L443 ceAbstractionStarter]: For program point L889(lines 889 893) no Hoare annotation was computed. [2019-10-22 09:00:02,485 INFO L439 ceAbstractionStarter]: At program point L361(lines 312 362) the Hoare annotation is: false [2019-10-22 09:00:02,485 INFO L439 ceAbstractionStarter]: At program point L959(lines 950 963) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= ~methaneLevelCritical~0 0) (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (<= 0 ~methaneLevelCritical~0)) [2019-10-22 09:00:02,485 INFO L439 ceAbstractionStarter]: At program point L959-1(lines 950 963) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= ~methaneLevelCritical~0 0) (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (<= 0 ~methaneLevelCritical~0)) [2019-10-22 09:00:02,485 INFO L439 ceAbstractionStarter]: At program point L959-2(lines 950 963) the Hoare annotation is: false [2019-10-22 09:00:02,485 INFO L439 ceAbstractionStarter]: At program point L959-3(lines 950 963) 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 (<= ~methaneLevelCritical~0 0) .cse1 .cse2 (<= 0 ~methaneLevelCritical~0)))) [2019-10-22 09:00:02,486 INFO L439 ceAbstractionStarter]: At program point L959-4(lines 950 963) the Hoare annotation is: false [2019-10-22 09:00:02,486 INFO L439 ceAbstractionStarter]: At program point L959-5(lines 950 963) the Hoare annotation is: false [2019-10-22 09:00:02,486 INFO L439 ceAbstractionStarter]: At program point L959-6(lines 950 963) the Hoare annotation is: false [2019-10-22 09:00:02,486 INFO L439 ceAbstractionStarter]: At program point L959-7(lines 950 963) the Hoare annotation is: false [2019-10-22 09:00:02,486 INFO L439 ceAbstractionStarter]: At program point L959-8(lines 950 963) the Hoare annotation is: false [2019-10-22 09:00:02,486 INFO L439 ceAbstractionStarter]: At program point L959-9(lines 950 963) the Hoare annotation is: false [2019-10-22 09:00:02,486 INFO L439 ceAbstractionStarter]: At program point L959-10(lines 950 963) the Hoare annotation is: false [2019-10-22 09:00:02,486 INFO L439 ceAbstractionStarter]: At program point L959-11(lines 950 963) the Hoare annotation is: false [2019-10-22 09:00:02,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 09:00:02 BoogieIcfgContainer [2019-10-22 09:00:02,514 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 09:00:02,514 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 09:00:02,514 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 09:00:02,514 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 09:00:02,515 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:59:54" (3/4) ... [2019-10-22 09:00:02,518 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 09:00:02,550 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-10-22 09:00:02,554 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-10-22 09:00:02,555 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-10-22 09:00:02,556 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-10-22 09:00:02,558 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 09:00:02,559 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 09:00:02,584 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == \result && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= tmp) && 0 <= \result) && \result <= 0) && tmp <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || (((methaneLevelCritical <= 0 && 1 == waterLevel) && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) [2019-10-22 09:00:02,585 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == \result && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= tmp) && 0 <= \result) && \result <= 0) && tmp <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || ((methaneLevelCritical <= 0 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) [2019-10-22 09:00:02,585 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || ((methaneLevelCritical <= 0 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || (((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) [2019-10-22 09:00:02,587 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == \result && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) [2019-10-22 09:00:02,587 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) || (((1 == systemActive && 1 == \result) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-10-22 09:00:02,588 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) || ((((1 == systemActive && 1 == \result) && 1 == \result) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-10-22 09:00:02,589 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && \result == 0) && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical [2019-10-22 09:00:02,591 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical [2019-10-22 09:00:02,592 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical [2019-10-22 09:00:02,593 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical [2019-10-22 09:00:02,593 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || ((((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) [2019-10-22 09:00:02,594 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical [2019-10-22 09:00:02,594 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) || (((((1 == systemActive && 1 == \result) && pumpRunning == 0) && 1 == \result) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-10-22 09:00:02,596 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical [2019-10-22 09:00:02,596 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical [2019-10-22 09:00:02,596 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical [2019-10-22 09:00:02,597 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical [2019-10-22 09:00:02,598 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical [2019-10-22 09:00:02,598 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical [2019-10-22 09:00:02,709 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0b329152-b1f8-4f1a-a91d-232e1dba5b70/bin/uautomizer/witness.graphml [2019-10-22 09:00:02,709 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 09:00:02,710 INFO L168 Benchmark]: Toolchain (without parser) took 10245.22 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 313.0 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -149.3 MB). Peak memory consumption was 163.7 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:02,711 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 966.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:00:02,711 INFO L168 Benchmark]: CACSL2BoogieTranslator took 632.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -165.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:02,711 INFO L168 Benchmark]: Boogie Procedure Inliner took 89.35 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: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:02,711 INFO L168 Benchmark]: Boogie Preprocessor took 92.80 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: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:02,712 INFO L168 Benchmark]: RCFGBuilder took 1217.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 998.0 MB in the end (delta: 97.9 MB). Peak memory consumption was 97.9 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:02,712 INFO L168 Benchmark]: TraceAbstraction took 8011.80 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 186.1 MB). Free memory was 996.3 MB in the beginning and 1.1 GB in the end (delta: -126.1 MB). Peak memory consumption was 370.6 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:02,712 INFO L168 Benchmark]: Witness Printer took 194.99 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. [2019-10-22 09:00:02,714 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 966.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 632.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -165.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 89.35 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: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 92.80 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: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1217.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 998.0 MB in the end (delta: 97.9 MB). Peak memory consumption was 97.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 8011.80 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 186.1 MB). Free memory was 996.3 MB in the beginning and 1.1 GB in the end (delta: -126.1 MB). Peak memory consumption was 370.6 MB. Max. memory is 11.5 GB. * Witness Printer took 194.99 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1005]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1005]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1005]: 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: 964]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || ((((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: ((1 == \result && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical <= 0) && 1 == waterLevel) && pumpRunning == 0) && 0 <= methaneLevelCritical - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((1 == \result && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= tmp) && 0 <= \result) && \result <= 0) && tmp <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || (((methaneLevelCritical <= 0 && 1 == waterLevel) && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 964]: Loop Invariant Derived loop invariant: ((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical - InvariantResult [Line: 964]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) || ((1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) || (((1 == systemActive && 1 == \result) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 964]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) || ((((1 == systemActive && 1 == \result) && 1 == \result) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical - InvariantResult [Line: 964]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical - InvariantResult [Line: 964]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) || ((1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 856]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) || ((1 == systemActive && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical <= 0) && 1 == waterLevel) && pumpRunning == 0) && 0 <= methaneLevelCritical - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || ((((1 == systemActive && methaneLevelCritical <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: (((1 == systemActive && methaneLevelCritical <= 0) && 1 == waterLevel) && pumpRunning == 0) && 0 <= methaneLevelCritical - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: (((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || ((((1 == systemActive && methaneLevelCritical <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: ((((1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || ((methaneLevelCritical <= 0 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || (((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 323]: Loop Invariant Derived loop invariant: (((1 == \result && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= tmp) && 0 <= \result) && \result <= 0) && tmp <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || ((methaneLevelCritical <= 0 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: ((((1 == systemActive && \result == 0) && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) || (((((1 == systemActive && 1 == \result) && pumpRunning == 0) && 1 == \result) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: ((((1 == systemActive && methaneLevelCritical <= 0) && 0 <= \result) && \result <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 197]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 225 locations, 3 error locations. Result: SAFE, OverallTime: 7.9s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.4s, HoareTripleCheckerStatistics: 1699 SDtfs, 2088 SDslu, 2582 SDs, 0 SdLazy, 417 SolverSat, 92 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 146 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=244occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 833 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 91 LocationsWithAnnotation, 91 PreInvPairs, 245 NumberOfFragments, 839 HoareAnnotationTreeSize, 91 FomulaSimplifications, 399715 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 91 FomulaSimplificationsInter, 98823 FormulaSimplificationTreeSizeReductionInter, 3.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 406 NumberOfCodeBlocks, 406 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 394 ConstructedInterpolants, 0 QuantifiedInterpolants, 30164 SizeOfPredicates, 6 NumberOfNonLiveVariables, 440 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 12 InterpolantComputations, 11 PerfectInterpolantSequences, 26/28 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...