./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_961039cf-b50d-4dc1-a327-c0301da19bd6/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_961039cf-b50d-4dc1-a327-c0301da19bd6/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_961039cf-b50d-4dc1-a327-c0301da19bd6/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_961039cf-b50d-4dc1-a327-c0301da19bd6/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_961039cf-b50d-4dc1-a327-c0301da19bd6/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_961039cf-b50d-4dc1-a327-c0301da19bd6/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 06e1bbb05b064353049072459310c7da1eede934 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 18:00:55,374 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 18:00:55,375 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 18:00:55,383 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 18:00:55,383 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 18:00:55,384 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 18:00:55,384 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 18:00:55,386 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 18:00:55,387 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 18:00:55,388 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 18:00:55,388 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 18:00:55,389 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 18:00:55,389 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 18:00:55,390 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 18:00:55,391 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 18:00:55,391 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 18:00:55,392 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 18:00:55,393 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 18:00:55,394 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 18:00:55,395 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 18:00:55,396 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 18:00:55,397 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 18:00:55,398 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 18:00:55,398 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 18:00:55,400 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 18:00:55,400 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 18:00:55,400 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 18:00:55,400 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 18:00:55,401 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 18:00:55,401 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 18:00:55,401 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 18:00:55,402 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 18:00:55,403 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 18:00:55,403 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 18:00:55,404 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 18:00:55,404 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 18:00:55,405 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 18:00:55,405 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 18:00:55,405 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 18:00:55,406 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 18:00:55,407 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 18:00:55,407 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_961039cf-b50d-4dc1-a327-c0301da19bd6/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 18:00:55,420 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 18:00:55,420 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 18:00:55,421 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 18:00:55,421 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 18:00:55,421 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 18:00:55,421 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 18:00:55,422 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 18:00:55,422 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 18:00:55,422 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 18:00:55,422 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 18:00:55,422 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 18:00:55,422 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 18:00:55,423 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 18:00:55,423 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 18:00:55,423 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 18:00:55,423 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 18:00:55,423 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 18:00:55,424 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 18:00:55,424 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 18:00:55,424 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 18:00:55,424 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 18:00:55,424 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 18:00:55,425 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 18:00:55,425 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 18:00:55,425 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 18:00:55,425 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 18:00:55,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 18:00:55,425 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 18:00:55,426 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 18:00:55,426 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_961039cf-b50d-4dc1-a327-c0301da19bd6/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 -> 06e1bbb05b064353049072459310c7da1eede934 [2019-12-07 18:00:55,527 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 18:00:55,535 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 18:00:55,537 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 18:00:55,538 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 18:00:55,539 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 18:00:55,539 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_961039cf-b50d-4dc1-a327-c0301da19bd6/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c [2019-12-07 18:00:55,577 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_961039cf-b50d-4dc1-a327-c0301da19bd6/bin/uautomizer/data/c23e04a52/d469149bf22b475a852b44f17aab2d0c/FLAG7c233f700 [2019-12-07 18:00:56,047 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 18:00:56,048 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_961039cf-b50d-4dc1-a327-c0301da19bd6/sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c [2019-12-07 18:00:56,056 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_961039cf-b50d-4dc1-a327-c0301da19bd6/bin/uautomizer/data/c23e04a52/d469149bf22b475a852b44f17aab2d0c/FLAG7c233f700 [2019-12-07 18:00:56,561 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_961039cf-b50d-4dc1-a327-c0301da19bd6/bin/uautomizer/data/c23e04a52/d469149bf22b475a852b44f17aab2d0c [2019-12-07 18:00:56,563 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 18:00:56,564 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 18:00:56,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 18:00:56,565 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 18:00:56,568 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 18:00:56,568 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:00:56" (1/1) ... [2019-12-07 18:00:56,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48db4d69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:00:56, skipping insertion in model container [2019-12-07 18:00:56,571 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:00:56" (1/1) ... [2019-12-07 18:00:56,576 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 18:00:56,603 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 18:00:56,800 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 18:00:56,808 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 18:00:56,851 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 18:00:56,870 INFO L208 MainTranslator]: Completed translation [2019-12-07 18:00:56,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:00:56 WrapperNode [2019-12-07 18:00:56,870 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 18:00:56,871 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 18:00:56,871 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 18:00:56,871 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 18:00:56,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:00:56" (1/1) ... [2019-12-07 18:00:56,888 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:00:56" (1/1) ... [2019-12-07 18:00:56,909 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 18:00:56,909 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 18:00:56,910 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 18:00:56,910 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 18:00:56,916 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:00:56" (1/1) ... [2019-12-07 18:00:56,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:00:56" (1/1) ... [2019-12-07 18:00:56,919 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:00:56" (1/1) ... [2019-12-07 18:00:56,919 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:00:56" (1/1) ... [2019-12-07 18:00:56,925 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:00:56" (1/1) ... [2019-12-07 18:00:56,929 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:00:56" (1/1) ... [2019-12-07 18:00:56,931 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:00:56" (1/1) ... [2019-12-07 18:00:56,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 18:00:56,934 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 18:00:56,934 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 18:00:56,934 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 18:00:56,935 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:00:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_961039cf-b50d-4dc1-a327-c0301da19bd6/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 [2019-12-07 18:00:56,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 18:00:56,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-07 18:00:56,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 18:00:56,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 18:00:57,375 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 18:00:57,375 INFO L287 CfgBuilder]: Removed 96 assume(true) statements. [2019-12-07 18:00:57,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:00:57 BoogieIcfgContainer [2019-12-07 18:00:57,376 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 18:00:57,377 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 18:00:57,377 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 18:00:57,378 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 18:00:57,379 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 06:00:56" (1/3) ... [2019-12-07 18:00:57,379 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e081563 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 06:00:57, skipping insertion in model container [2019-12-07 18:00:57,379 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:00:56" (2/3) ... [2019-12-07 18:00:57,379 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e081563 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 06:00:57, skipping insertion in model container [2019-12-07 18:00:57,380 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:00:57" (3/3) ... [2019-12-07 18:00:57,381 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product13.cil.c [2019-12-07 18:00:57,387 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 18:00:57,392 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 18:00:57,399 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 18:00:57,414 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 18:00:57,414 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 18:00:57,414 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 18:00:57,415 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 18:00:57,415 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 18:00:57,415 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 18:00:57,415 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 18:00:57,415 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 18:00:57,426 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states. [2019-12-07 18:00:57,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-07 18:00:57,430 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:00:57,431 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:00:57,431 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:00:57,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:00:57,435 INFO L82 PathProgramCache]: Analyzing trace with hash -196866246, now seen corresponding path program 1 times [2019-12-07 18:00:57,440 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:00:57,440 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220441616] [2019-12-07 18:00:57,441 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:00:57,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:00:57,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:00:57,589 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220441616] [2019-12-07 18:00:57,590 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:00:57,590 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 18:00:57,590 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897549707] [2019-12-07 18:00:57,593 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 18:00:57,593 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:00:57,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 18:00:57,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 18:00:57,603 INFO L87 Difference]: Start difference. First operand 69 states. Second operand 2 states. [2019-12-07 18:00:57,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:00:57,619 INFO L93 Difference]: Finished difference Result 132 states and 197 transitions. [2019-12-07 18:00:57,620 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 18:00:57,620 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-12-07 18:00:57,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:00:57,627 INFO L225 Difference]: With dead ends: 132 [2019-12-07 18:00:57,627 INFO L226 Difference]: Without dead ends: 65 [2019-12-07 18:00:57,630 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 18:00:57,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2019-12-07 18:00:57,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2019-12-07 18:00:57,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2019-12-07 18:00:57,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 90 transitions. [2019-12-07 18:00:57,656 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 90 transitions. Word has length 16 [2019-12-07 18:00:57,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:00:57,656 INFO L462 AbstractCegarLoop]: Abstraction has 65 states and 90 transitions. [2019-12-07 18:00:57,656 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 18:00:57,656 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2019-12-07 18:00:57,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-07 18:00:57,657 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:00:57,657 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:00:57,657 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:00:57,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:00:57,657 INFO L82 PathProgramCache]: Analyzing trace with hash -1243623143, now seen corresponding path program 1 times [2019-12-07 18:00:57,657 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:00:57,658 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107101065] [2019-12-07 18:00:57,658 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:00:57,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:00:57,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:00:57,717 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107101065] [2019-12-07 18:00:57,717 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:00:57,717 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 18:00:57,717 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201101606] [2019-12-07 18:00:57,718 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 18:00:57,718 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:00:57,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 18:00:57,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 18:00:57,719 INFO L87 Difference]: Start difference. First operand 65 states and 90 transitions. Second operand 3 states. [2019-12-07 18:00:57,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:00:57,725 INFO L93 Difference]: Finished difference Result 65 states and 90 transitions. [2019-12-07 18:00:57,725 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 18:00:57,726 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-12-07 18:00:57,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:00:57,726 INFO L225 Difference]: With dead ends: 65 [2019-12-07 18:00:57,726 INFO L226 Difference]: Without dead ends: 31 [2019-12-07 18:00:57,727 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 18:00:57,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2019-12-07 18:00:57,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2019-12-07 18:00:57,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2019-12-07 18:00:57,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 43 transitions. [2019-12-07 18:00:57,730 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 43 transitions. Word has length 17 [2019-12-07 18:00:57,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:00:57,730 INFO L462 AbstractCegarLoop]: Abstraction has 31 states and 43 transitions. [2019-12-07 18:00:57,730 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 18:00:57,730 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2019-12-07 18:00:57,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-07 18:00:57,731 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:00:57,731 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:00:57,731 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:00:57,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:00:57,731 INFO L82 PathProgramCache]: Analyzing trace with hash -1744986874, now seen corresponding path program 1 times [2019-12-07 18:00:57,732 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:00:57,732 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487306245] [2019-12-07 18:00:57,732 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:00:57,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:00:57,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:00:57,779 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487306245] [2019-12-07 18:00:57,779 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:00:57,779 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 18:00:57,780 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650429238] [2019-12-07 18:00:57,780 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 18:00:57,780 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:00:57,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 18:00:57,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 18:00:57,780 INFO L87 Difference]: Start difference. First operand 31 states and 43 transitions. Second operand 3 states. [2019-12-07 18:00:57,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:00:57,785 INFO L93 Difference]: Finished difference Result 56 states and 80 transitions. [2019-12-07 18:00:57,785 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 18:00:57,785 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-12-07 18:00:57,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:00:57,786 INFO L225 Difference]: With dead ends: 56 [2019-12-07 18:00:57,786 INFO L226 Difference]: Without dead ends: 31 [2019-12-07 18:00:57,787 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 18:00:57,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2019-12-07 18:00:57,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2019-12-07 18:00:57,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2019-12-07 18:00:57,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 42 transitions. [2019-12-07 18:00:57,790 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 42 transitions. Word has length 22 [2019-12-07 18:00:57,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:00:57,790 INFO L462 AbstractCegarLoop]: Abstraction has 31 states and 42 transitions. [2019-12-07 18:00:57,790 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 18:00:57,790 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions. [2019-12-07 18:00:57,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-07 18:00:57,791 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:00:57,791 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:00:57,791 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:00:57,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:00:57,791 INFO L82 PathProgramCache]: Analyzing trace with hash 75210305, now seen corresponding path program 1 times [2019-12-07 18:00:57,792 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:00:57,792 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025137299] [2019-12-07 18:00:57,792 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:00:57,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:00:57,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:00:57,838 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025137299] [2019-12-07 18:00:57,838 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:00:57,839 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 18:00:57,839 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723888537] [2019-12-07 18:00:57,839 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 18:00:57,839 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:00:57,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 18:00:57,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 18:00:57,840 INFO L87 Difference]: Start difference. First operand 31 states and 42 transitions. Second operand 5 states. [2019-12-07 18:00:57,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:00:57,907 INFO L93 Difference]: Finished difference Result 132 states and 195 transitions. [2019-12-07 18:00:57,907 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 18:00:57,907 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-12-07 18:00:57,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:00:57,909 INFO L225 Difference]: With dead ends: 132 [2019-12-07 18:00:57,909 INFO L226 Difference]: Without dead ends: 107 [2019-12-07 18:00:57,909 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-07 18:00:57,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-12-07 18:00:57,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 52. [2019-12-07 18:00:57,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2019-12-07 18:00:57,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 72 transitions. [2019-12-07 18:00:57,916 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 72 transitions. Word has length 23 [2019-12-07 18:00:57,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:00:57,916 INFO L462 AbstractCegarLoop]: Abstraction has 52 states and 72 transitions. [2019-12-07 18:00:57,917 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 18:00:57,917 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 72 transitions. [2019-12-07 18:00:57,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 18:00:57,917 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:00:57,917 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:00:57,917 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:00:57,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:00:57,918 INFO L82 PathProgramCache]: Analyzing trace with hash 2028068683, now seen corresponding path program 1 times [2019-12-07 18:00:57,918 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:00:57,918 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327419392] [2019-12-07 18:00:57,918 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:00:57,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:00:57,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:00:57,957 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1327419392] [2019-12-07 18:00:57,957 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:00:57,957 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 18:00:57,958 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628533089] [2019-12-07 18:00:57,958 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 18:00:57,958 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:00:57,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 18:00:57,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 18:00:57,958 INFO L87 Difference]: Start difference. First operand 52 states and 72 transitions. Second operand 5 states. [2019-12-07 18:00:57,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:00:57,998 INFO L93 Difference]: Finished difference Result 144 states and 209 transitions. [2019-12-07 18:00:57,998 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 18:00:57,998 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-12-07 18:00:57,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:00:57,999 INFO L225 Difference]: With dead ends: 144 [2019-12-07 18:00:57,999 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 18:00:57,999 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 18:00:58,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 18:00:58,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 18:00:58,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 18:00:58,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 18:00:58,000 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2019-12-07 18:00:58,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:00:58,000 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 18:00:58,000 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 18:00:58,000 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 18:00:58,000 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 18:00:58,002 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 18:00:58,138 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 496) no Hoare annotation was computed. [2019-12-07 18:00:58,138 INFO L242 CegarLoopResult]: At program point L746(lines 746 752) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-12-07 18:00:58,138 INFO L242 CegarLoopResult]: At program point L746-1(lines 746 752) the Hoare annotation is: false [2019-12-07 18:00:58,138 INFO L242 CegarLoopResult]: At program point L746-2(lines 746 752) the Hoare annotation is: false [2019-12-07 18:00:58,139 INFO L246 CegarLoopResult]: For program point L647(lines 647 660) no Hoare annotation was computed. [2019-12-07 18:00:58,139 INFO L242 CegarLoopResult]: At program point L647-1(lines 1 880) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-12-07 18:00:58,139 INFO L246 CegarLoopResult]: For program point L647-2(lines 647 660) no Hoare annotation was computed. [2019-12-07 18:00:58,139 INFO L242 CegarLoopResult]: At program point L647-3(lines 1 880) the Hoare annotation is: false [2019-12-07 18:00:58,139 INFO L246 CegarLoopResult]: For program point L647-4(lines 647 660) no Hoare annotation was computed. [2019-12-07 18:00:58,139 INFO L242 CegarLoopResult]: At program point L647-5(lines 1 880) the Hoare annotation is: false [2019-12-07 18:00:58,140 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 18:00:58,140 INFO L246 CegarLoopResult]: For program point L418(lines 418 422) no Hoare annotation was computed. [2019-12-07 18:00:58,140 INFO L246 CegarLoopResult]: For program point L418-3(lines 418 422) no Hoare annotation was computed. [2019-12-07 18:00:58,140 INFO L246 CegarLoopResult]: For program point L418-6(lines 418 422) no Hoare annotation was computed. [2019-12-07 18:00:58,140 INFO L249 CegarLoopResult]: At program point L633(lines 614 636) the Hoare annotation is: true [2019-12-07 18:00:58,140 INFO L242 CegarLoopResult]: At program point L600(lines 596 602) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-12-07 18:00:58,141 INFO L242 CegarLoopResult]: At program point L534(lines 529 537) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-12-07 18:00:58,141 INFO L242 CegarLoopResult]: At program point L551-2(lines 551 565) the Hoare annotation is: false [2019-12-07 18:00:58,141 INFO L242 CegarLoopResult]: At program point L832(lines 825 835) the Hoare annotation is: false [2019-12-07 18:00:58,141 INFO L242 CegarLoopResult]: At program point L832-1(lines 825 835) the Hoare annotation is: false [2019-12-07 18:00:58,141 INFO L242 CegarLoopResult]: At program point L832-2(lines 825 835) the Hoare annotation is: false [2019-12-07 18:00:58,141 INFO L246 CegarLoopResult]: For program point L651(lines 651 657) no Hoare annotation was computed. [2019-12-07 18:00:58,141 INFO L246 CegarLoopResult]: For program point L651-2(lines 651 657) no Hoare annotation was computed. [2019-12-07 18:00:58,142 INFO L246 CegarLoopResult]: For program point L552(line 552) no Hoare annotation was computed. [2019-12-07 18:00:58,142 INFO L246 CegarLoopResult]: For program point L651-4(lines 651 657) no Hoare annotation was computed. [2019-12-07 18:00:58,142 INFO L246 CegarLoopResult]: For program point L685(lines 685 691) no Hoare annotation was computed. [2019-12-07 18:00:58,142 INFO L242 CegarLoopResult]: At program point L685-1(lines 685 691) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-12-07 18:00:58,142 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 18:00:58,142 INFO L242 CegarLoopResult]: At program point L455(lines 450 458) the Hoare annotation is: false [2019-12-07 18:00:58,143 INFO L242 CegarLoopResult]: At program point L455-1(lines 450 458) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-12-07 18:00:58,143 INFO L242 CegarLoopResult]: At program point L455-2(lines 450 458) the Hoare annotation is: false [2019-12-07 18:00:58,143 INFO L242 CegarLoopResult]: At program point L455-3(lines 450 458) the Hoare annotation is: false [2019-12-07 18:00:58,143 INFO L242 CegarLoopResult]: At program point L455-4(lines 450 458) the Hoare annotation is: false [2019-12-07 18:00:58,143 INFO L242 CegarLoopResult]: At program point L455-5(lines 450 458) the Hoare annotation is: false [2019-12-07 18:00:58,143 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 496) no Hoare annotation was computed. [2019-12-07 18:00:58,144 INFO L246 CegarLoopResult]: For program point L555(lines 555 559) no Hoare annotation was computed. [2019-12-07 18:00:58,144 INFO L246 CegarLoopResult]: For program point L555-1(lines 739 745) no Hoare annotation was computed. [2019-12-07 18:00:58,144 INFO L242 CegarLoopResult]: At program point L721(lines 674 722) the Hoare annotation is: false [2019-12-07 18:00:58,144 INFO L246 CegarLoopResult]: For program point L771(lines 771 788) no Hoare annotation was computed. [2019-12-07 18:00:58,144 INFO L246 CegarLoopResult]: For program point L771-1(lines 771 788) no Hoare annotation was computed. [2019-12-07 18:00:58,144 INFO L246 CegarLoopResult]: For program point L705(lines 705 716) no Hoare annotation was computed. [2019-12-07 18:00:58,144 INFO L246 CegarLoopResult]: For program point L771-2(lines 771 788) no Hoare annotation was computed. [2019-12-07 18:00:58,145 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 18:00:58,145 INFO L242 CegarLoopResult]: At program point L739(lines 738 757) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-12-07 18:00:58,145 INFO L246 CegarLoopResult]: For program point L739-1(lines 739 745) no Hoare annotation was computed. [2019-12-07 18:00:58,145 INFO L242 CegarLoopResult]: At program point L739-2(lines 738 757) the Hoare annotation is: false [2019-12-07 18:00:58,145 INFO L242 CegarLoopResult]: At program point L739-3(lines 738 757) the Hoare annotation is: false [2019-12-07 18:00:58,145 INFO L246 CegarLoopResult]: For program point L442(lines 442 446) no Hoare annotation was computed. [2019-12-07 18:00:58,145 INFO L246 CegarLoopResult]: For program point L624(lines 624 631) no Hoare annotation was computed. [2019-12-07 18:00:58,146 INFO L249 CegarLoopResult]: At program point L624-1(lines 624 631) the Hoare annotation is: true [2019-12-07 18:00:58,146 INFO L242 CegarLoopResult]: At program point L526(lines 1 880) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-12-07 18:00:58,146 INFO L242 CegarLoopResult]: At program point L841(lines 836 844) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-12-07 18:00:58,146 INFO L242 CegarLoopResult]: At program point L841-1(lines 836 844) the Hoare annotation is: false [2019-12-07 18:00:58,146 INFO L246 CegarLoopResult]: For program point L775(lines 775 783) no Hoare annotation was computed. [2019-12-07 18:00:58,146 INFO L242 CegarLoopResult]: At program point L841-2(lines 836 844) the Hoare annotation is: false [2019-12-07 18:00:58,147 INFO L246 CegarLoopResult]: For program point L775-1(lines 775 783) no Hoare annotation was computed. [2019-12-07 18:00:58,147 INFO L246 CegarLoopResult]: For program point L775-2(lines 775 783) no Hoare annotation was computed. [2019-12-07 18:00:58,147 INFO L246 CegarLoopResult]: For program point L676(lines 675 720) no Hoare annotation was computed. [2019-12-07 18:00:58,147 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 18:00:58,147 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 496) no Hoare annotation was computed. [2019-12-07 18:00:58,147 INFO L246 CegarLoopResult]: For program point L677(lines 677 681) no Hoare annotation was computed. [2019-12-07 18:00:58,147 INFO L246 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2019-12-07 18:00:58,147 INFO L246 CegarLoopResult]: For program point L496-1(line 496) no Hoare annotation was computed. [2019-12-07 18:00:58,148 INFO L246 CegarLoopResult]: For program point L430(lines 430 434) no Hoare annotation was computed. [2019-12-07 18:00:58,148 INFO L246 CegarLoopResult]: For program point L496-2(line 496) no Hoare annotation was computed. [2019-12-07 18:00:58,148 INFO L246 CegarLoopResult]: For program point L711(lines 711 715) no Hoare annotation was computed. [2019-12-07 18:00:58,148 INFO L246 CegarLoopResult]: For program point L711-2(lines 739 745) no Hoare annotation was computed. [2019-12-07 18:00:58,148 INFO L246 CegarLoopResult]: For program point L695(lines 695 701) no Hoare annotation was computed. [2019-12-07 18:00:58,148 INFO L242 CegarLoopResult]: At program point L695-1(lines 695 701) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-12-07 18:00:58,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 06:00:58 BoogieIcfgContainer [2019-12-07 18:00:58,166 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 18:00:58,167 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 18:00:58,167 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 18:00:58,167 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 18:00:58,167 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:00:57" (3/4) ... [2019-12-07 18:00:58,171 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 18:00:58,184 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 18:00:58,185 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 18:00:58,185 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 18:00:58,186 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 18:00:58,186 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 18:00:58,187 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 18:00:58,187 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 18:00:58,209 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter [2019-12-07 18:00:58,241 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_961039cf-b50d-4dc1-a327-c0301da19bd6/bin/uautomizer/witness.graphml [2019-12-07 18:00:58,241 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 18:00:58,242 INFO L168 Benchmark]: Toolchain (without parser) took 1678.15 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.0 MB). Free memory was 939.8 MB in the beginning and 901.4 MB in the end (delta: 38.4 MB). Peak memory consumption was 135.4 MB. Max. memory is 11.5 GB. [2019-12-07 18:00:58,243 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 956.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:00:58,243 INFO L168 Benchmark]: CACSL2BoogieTranslator took 305.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.0 MB). Free memory was 939.8 MB in the beginning and 1.1 GB in the end (delta: -139.9 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. [2019-12-07 18:00:58,243 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.74 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:00:58,243 INFO L168 Benchmark]: Boogie Preprocessor took 24.46 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 18:00:58,244 INFO L168 Benchmark]: RCFGBuilder took 441.98 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 48.7 MB). Peak memory consumption was 48.7 MB. Max. memory is 11.5 GB. [2019-12-07 18:00:58,244 INFO L168 Benchmark]: TraceAbstraction took 789.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 906.8 MB in the end (delta: 118.9 MB). Peak memory consumption was 118.9 MB. Max. memory is 11.5 GB. [2019-12-07 18:00:58,244 INFO L168 Benchmark]: Witness Printer took 74.34 ms. Allocated memory is still 1.1 GB. Free memory was 906.8 MB in the beginning and 901.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 18:00:58,245 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 956.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 305.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.0 MB). Free memory was 939.8 MB in the beginning and 1.1 GB in the end (delta: -139.9 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.74 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.46 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 441.98 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 48.7 MB). Peak memory consumption was 48.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 789.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 906.8 MB in the end (delta: 118.9 MB). Peak memory consumption was 118.9 MB. Max. memory is 11.5 GB. * Witness Printer took 74.34 ms. Allocated memory is still 1.1 GB. Free memory was 906.8 MB in the beginning and 901.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 496]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 496]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 496]: 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: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 825]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 738]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 738]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 529]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 738]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 825]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 825]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 674]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 69 locations, 3 error locations. Result: SAFE, OverallTime: 0.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 286 SDtfs, 264 SDslu, 233 SDs, 0 SdLazy, 53 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=69occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 55 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 30 LocationsWithAnnotation, 30 PreInvPairs, 65 NumberOfFragments, 123 HoareAnnotationTreeSize, 30 FomulaSimplifications, 1039 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 30 FomulaSimplificationsInter, 49 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 4477 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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...