./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 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_afa98088-0d8f-4f68-9b41-9ddaa01ff57d/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_afa98088-0d8f-4f68-9b41-9ddaa01ff57d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_afa98088-0d8f-4f68-9b41-9ddaa01ff57d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_afa98088-0d8f-4f68-9b41-9ddaa01ff57d/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_afa98088-0d8f-4f68-9b41-9ddaa01ff57d/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_afa98088-0d8f-4f68-9b41-9ddaa01ff57d/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 0.1.24-6b5699a [2019-11-25 08:58:16,849 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:58:16,851 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:58:16,866 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:58:16,866 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:58:16,868 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:58:16,869 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:58:16,878 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:58:16,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:58:16,887 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:58:16,888 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:58:16,889 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:58:16,889 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:58:16,892 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:58:16,893 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:58:16,894 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:58:16,895 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:58:16,896 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:58:16,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:58:16,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:58:16,908 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:58:16,912 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:58:16,914 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:58:16,915 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:58:16,920 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:58:16,921 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:58:16,921 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:58:16,923 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:58:16,923 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:58:16,924 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:58:16,924 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:58:16,925 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:58:16,926 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:58:16,927 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:58:16,928 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:58:16,928 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:58:16,929 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:58:16,929 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:58:16,929 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:58:16,930 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:58:16,931 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:58:16,932 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_afa98088-0d8f-4f68-9b41-9ddaa01ff57d/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 08:58:16,959 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:58:16,959 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:58:16,961 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:58:16,961 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:58:16,961 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:58:16,961 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:58:16,961 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 08:58:16,962 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:58:16,962 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 08:58:16,962 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:58:16,962 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 08:58:16,962 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 08:58:16,963 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 08:58:16,963 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 08:58:16,963 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:58:16,963 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:58:16,963 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 08:58:16,964 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:58:16,964 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:58:16,964 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 08:58:16,964 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 08:58:16,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:58:16,965 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:58:16,965 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 08:58:16,965 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 08:58:16,965 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:58:16,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 08:58:16,966 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 08:58:16,966 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_afa98088-0d8f-4f68-9b41-9ddaa01ff57d/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 [2019-11-25 08:58:17,118 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:58:17,129 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:58:17,132 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:58:17,133 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:58:17,134 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:58:17,134 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_afa98088-0d8f-4f68-9b41-9ddaa01ff57d/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c [2019-11-25 08:58:17,187 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_afa98088-0d8f-4f68-9b41-9ddaa01ff57d/bin/uautomizer/data/dd8cac85d/59c63a9e4084469eb3606e835e5c57c5/FLAG53767c2f3 [2019-11-25 08:58:17,649 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:58:17,650 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_afa98088-0d8f-4f68-9b41-9ddaa01ff57d/sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c [2019-11-25 08:58:17,661 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_afa98088-0d8f-4f68-9b41-9ddaa01ff57d/bin/uautomizer/data/dd8cac85d/59c63a9e4084469eb3606e835e5c57c5/FLAG53767c2f3 [2019-11-25 08:58:17,985 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_afa98088-0d8f-4f68-9b41-9ddaa01ff57d/bin/uautomizer/data/dd8cac85d/59c63a9e4084469eb3606e835e5c57c5 [2019-11-25 08:58:17,987 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:58:17,988 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:58:17,989 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:58:17,989 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:58:17,992 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:58:17,992 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:58:17" (1/1) ... [2019-11-25 08:58:17,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31191da5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:17, skipping insertion in model container [2019-11-25 08:58:17,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:58:17" (1/1) ... [2019-11-25 08:58:18,000 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:58:18,042 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:58:18,353 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:58:18,364 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:58:18,482 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:58:18,525 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:58:18,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:18 WrapperNode [2019-11-25 08:58:18,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:58:18,526 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:58:18,527 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:58:18,527 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:58:18,535 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:18" (1/1) ... [2019-11-25 08:58:18,555 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:18" (1/1) ... [2019-11-25 08:58:18,588 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:58:18,588 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:58:18,588 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:58:18,588 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:58:18,598 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:18" (1/1) ... [2019-11-25 08:58:18,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:18" (1/1) ... [2019-11-25 08:58:18,602 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:18" (1/1) ... [2019-11-25 08:58:18,602 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:18" (1/1) ... [2019-11-25 08:58:18,611 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:18" (1/1) ... [2019-11-25 08:58:18,621 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:18" (1/1) ... [2019-11-25 08:58:18,629 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:18" (1/1) ... [2019-11-25 08:58:18,638 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:58:18,638 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:58:18,638 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:58:18,638 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:58:18,639 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_afa98088-0d8f-4f68-9b41-9ddaa01ff57d/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:58:18,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-25 08:58:18,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-25 08:58:18,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:58:18,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:58:19,425 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:58:19,425 INFO L284 CfgBuilder]: Removed 96 assume(true) statements. [2019-11-25 08:58:19,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:58:19 BoogieIcfgContainer [2019-11-25 08:58:19,427 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:58:19,428 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-25 08:58:19,428 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-25 08:58:19,430 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-25 08:58:19,431 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:58:17" (1/3) ... [2019-11-25 08:58:19,432 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19392c74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:58:19, skipping insertion in model container [2019-11-25 08:58:19,432 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:58:18" (2/3) ... [2019-11-25 08:58:19,432 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19392c74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:58:19, skipping insertion in model container [2019-11-25 08:58:19,432 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:58:19" (3/3) ... [2019-11-25 08:58:19,434 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product13.cil.c [2019-11-25 08:58:19,442 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-25 08:58:19,449 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-25 08:58:19,458 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-25 08:58:19,480 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-25 08:58:19,480 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-25 08:58:19,480 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-25 08:58:19,480 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:58:19,481 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:58:19,481 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-25 08:58:19,481 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:58:19,481 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-25 08:58:19,496 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states. [2019-11-25 08:58:19,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-25 08:58:19,501 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:58:19,502 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:58:19,502 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:58:19,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:58:19,508 INFO L82 PathProgramCache]: Analyzing trace with hash -196866246, now seen corresponding path program 1 times [2019-11-25 08:58:19,514 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:58:19,514 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213699404] [2019-11-25 08:58:19,514 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:58:19,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:58:19,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:58:19,706 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213699404] [2019-11-25 08:58:19,707 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:58:19,707 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-25 08:58:19,707 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150350366] [2019-11-25 08:58:19,712 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-25 08:58:19,712 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:58:19,724 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-25 08:58:19,725 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-25 08:58:19,727 INFO L87 Difference]: Start difference. First operand 69 states. Second operand 2 states. [2019-11-25 08:58:19,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:58:19,752 INFO L93 Difference]: Finished difference Result 132 states and 197 transitions. [2019-11-25 08:58:19,752 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-25 08:58:19,753 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-25 08:58:19,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:58:19,763 INFO L225 Difference]: With dead ends: 132 [2019-11-25 08:58:19,764 INFO L226 Difference]: Without dead ends: 65 [2019-11-25 08:58:19,767 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-25 08:58:19,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2019-11-25 08:58:19,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2019-11-25 08:58:19,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2019-11-25 08:58:19,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 90 transitions. [2019-11-25 08:58:19,805 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 90 transitions. Word has length 16 [2019-11-25 08:58:19,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:58:19,805 INFO L462 AbstractCegarLoop]: Abstraction has 65 states and 90 transitions. [2019-11-25 08:58:19,805 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-25 08:58:19,805 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2019-11-25 08:58:19,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-25 08:58:19,806 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:58:19,807 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:58:19,807 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:58:19,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:58:19,807 INFO L82 PathProgramCache]: Analyzing trace with hash -1243623143, now seen corresponding path program 1 times [2019-11-25 08:58:19,808 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:58:19,808 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060399313] [2019-11-25 08:58:19,808 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:58:19,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:58:19,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:58:19,931 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060399313] [2019-11-25 08:58:19,932 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:58:19,932 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:58:19,932 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710937505] [2019-11-25 08:58:19,933 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:58:19,933 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:58:19,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:58:19,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:58:19,936 INFO L87 Difference]: Start difference. First operand 65 states and 90 transitions. Second operand 3 states. [2019-11-25 08:58:19,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:58:19,955 INFO L93 Difference]: Finished difference Result 65 states and 90 transitions. [2019-11-25 08:58:19,956 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:58:19,956 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-25 08:58:19,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:58:19,957 INFO L225 Difference]: With dead ends: 65 [2019-11-25 08:58:19,958 INFO L226 Difference]: Without dead ends: 31 [2019-11-25 08:58:19,959 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:58:19,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2019-11-25 08:58:19,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2019-11-25 08:58:19,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2019-11-25 08:58:19,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 43 transitions. [2019-11-25 08:58:19,969 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 43 transitions. Word has length 17 [2019-11-25 08:58:19,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:58:19,970 INFO L462 AbstractCegarLoop]: Abstraction has 31 states and 43 transitions. [2019-11-25 08:58:19,970 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:58:19,970 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2019-11-25 08:58:19,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-25 08:58:19,970 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:58:19,971 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] [2019-11-25 08:58:19,971 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:58:19,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:58:19,971 INFO L82 PathProgramCache]: Analyzing trace with hash -1744986874, now seen corresponding path program 1 times [2019-11-25 08:58:19,971 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:58:19,971 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325198731] [2019-11-25 08:58:19,971 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:58:20,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:58:20,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:58:20,045 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325198731] [2019-11-25 08:58:20,046 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:58:20,046 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-25 08:58:20,046 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811287327] [2019-11-25 08:58:20,046 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:58:20,047 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:58:20,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:58:20,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:58:20,047 INFO L87 Difference]: Start difference. First operand 31 states and 43 transitions. Second operand 3 states. [2019-11-25 08:58:20,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:58:20,055 INFO L93 Difference]: Finished difference Result 56 states and 80 transitions. [2019-11-25 08:58:20,055 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:58:20,056 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-11-25 08:58:20,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:58:20,057 INFO L225 Difference]: With dead ends: 56 [2019-11-25 08:58:20,057 INFO L226 Difference]: Without dead ends: 31 [2019-11-25 08:58:20,057 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:58:20,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2019-11-25 08:58:20,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2019-11-25 08:58:20,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2019-11-25 08:58:20,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 42 transitions. [2019-11-25 08:58:20,062 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 42 transitions. Word has length 22 [2019-11-25 08:58:20,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:58:20,062 INFO L462 AbstractCegarLoop]: Abstraction has 31 states and 42 transitions. [2019-11-25 08:58:20,062 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:58:20,063 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions. [2019-11-25 08:58:20,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-25 08:58:20,063 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:58:20,064 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] [2019-11-25 08:58:20,064 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:58:20,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:58:20,064 INFO L82 PathProgramCache]: Analyzing trace with hash 75210305, now seen corresponding path program 1 times [2019-11-25 08:58:20,064 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:58:20,064 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036948582] [2019-11-25 08:58:20,065 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:58:20,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:58:20,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:58:20,192 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036948582] [2019-11-25 08:58:20,193 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:58:20,193 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:58:20,193 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121142912] [2019-11-25 08:58:20,193 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-25 08:58:20,194 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:58:20,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-25 08:58:20,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:58:20,194 INFO L87 Difference]: Start difference. First operand 31 states and 42 transitions. Second operand 5 states. [2019-11-25 08:58:20,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:58:20,345 INFO L93 Difference]: Finished difference Result 132 states and 195 transitions. [2019-11-25 08:58:20,345 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-25 08:58:20,345 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-11-25 08:58:20,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:58:20,347 INFO L225 Difference]: With dead ends: 132 [2019-11-25 08:58:20,347 INFO L226 Difference]: Without dead ends: 107 [2019-11-25 08:58:20,348 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-25 08:58:20,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-11-25 08:58:20,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 52. [2019-11-25 08:58:20,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2019-11-25 08:58:20,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 72 transitions. [2019-11-25 08:58:20,358 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 72 transitions. Word has length 23 [2019-11-25 08:58:20,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:58:20,358 INFO L462 AbstractCegarLoop]: Abstraction has 52 states and 72 transitions. [2019-11-25 08:58:20,359 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-25 08:58:20,359 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 72 transitions. [2019-11-25 08:58:20,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-25 08:58:20,360 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:58:20,360 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:58:20,360 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:58:20,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:58:20,361 INFO L82 PathProgramCache]: Analyzing trace with hash 2028068683, now seen corresponding path program 1 times [2019-11-25 08:58:20,361 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:58:20,361 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305628892] [2019-11-25 08:58:20,361 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:58:20,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:58:20,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:58:20,433 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305628892] [2019-11-25 08:58:20,434 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:58:20,434 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:58:20,434 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945919684] [2019-11-25 08:58:20,435 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-25 08:58:20,435 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:58:20,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-25 08:58:20,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:58:20,435 INFO L87 Difference]: Start difference. First operand 52 states and 72 transitions. Second operand 5 states. [2019-11-25 08:58:20,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:58:20,506 INFO L93 Difference]: Finished difference Result 144 states and 209 transitions. [2019-11-25 08:58:20,507 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-25 08:58:20,507 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-25 08:58:20,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:58:20,508 INFO L225 Difference]: With dead ends: 144 [2019-11-25 08:58:20,508 INFO L226 Difference]: Without dead ends: 0 [2019-11-25 08:58:20,509 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 [2019-11-25 08:58:20,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-25 08:58:20,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-25 08:58:20,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-25 08:58:20,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-25 08:58:20,510 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2019-11-25 08:58:20,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:58:20,510 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:58:20,510 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-25 08:58:20,510 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-25 08:58:20,511 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-25 08:58:20,515 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-25 08:58:20,745 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 496) no Hoare annotation was computed. [2019-11-25 08:58:20,746 INFO L440 ceAbstractionStarter]: At program point L746(lines 746 752) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:58:20,746 INFO L440 ceAbstractionStarter]: At program point L746-1(lines 746 752) the Hoare annotation is: false [2019-11-25 08:58:20,746 INFO L440 ceAbstractionStarter]: At program point L746-2(lines 746 752) the Hoare annotation is: false [2019-11-25 08:58:20,746 INFO L444 ceAbstractionStarter]: For program point L647(lines 647 660) no Hoare annotation was computed. [2019-11-25 08:58:20,747 INFO L440 ceAbstractionStarter]: 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)) [2019-11-25 08:58:20,747 INFO L444 ceAbstractionStarter]: For program point L647-2(lines 647 660) no Hoare annotation was computed. [2019-11-25 08:58:20,747 INFO L440 ceAbstractionStarter]: At program point L647-3(lines 1 880) the Hoare annotation is: false [2019-11-25 08:58:20,747 INFO L444 ceAbstractionStarter]: For program point L647-4(lines 647 660) no Hoare annotation was computed. [2019-11-25 08:58:20,747 INFO L440 ceAbstractionStarter]: At program point L647-5(lines 1 880) the Hoare annotation is: false [2019-11-25 08:58:20,747 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-25 08:58:20,747 INFO L444 ceAbstractionStarter]: For program point L418(lines 418 422) no Hoare annotation was computed. [2019-11-25 08:58:20,748 INFO L444 ceAbstractionStarter]: For program point L418-3(lines 418 422) no Hoare annotation was computed. [2019-11-25 08:58:20,748 INFO L444 ceAbstractionStarter]: For program point L418-6(lines 418 422) no Hoare annotation was computed. [2019-11-25 08:58:20,748 INFO L447 ceAbstractionStarter]: At program point L633(lines 614 636) the Hoare annotation is: true [2019-11-25 08:58:20,748 INFO L440 ceAbstractionStarter]: At program point L600(lines 596 602) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-25 08:58:20,748 INFO L440 ceAbstractionStarter]: At program point L534(lines 529 537) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-25 08:58:20,748 INFO L440 ceAbstractionStarter]: At program point L551-2(lines 551 565) the Hoare annotation is: false [2019-11-25 08:58:20,749 INFO L440 ceAbstractionStarter]: At program point L832(lines 825 835) the Hoare annotation is: false [2019-11-25 08:58:20,749 INFO L440 ceAbstractionStarter]: At program point L832-1(lines 825 835) the Hoare annotation is: false [2019-11-25 08:58:20,749 INFO L440 ceAbstractionStarter]: At program point L832-2(lines 825 835) the Hoare annotation is: false [2019-11-25 08:58:20,749 INFO L444 ceAbstractionStarter]: For program point L651(lines 651 657) no Hoare annotation was computed. [2019-11-25 08:58:20,749 INFO L444 ceAbstractionStarter]: For program point L651-2(lines 651 657) no Hoare annotation was computed. [2019-11-25 08:58:20,749 INFO L444 ceAbstractionStarter]: For program point L552(line 552) no Hoare annotation was computed. [2019-11-25 08:58:20,749 INFO L444 ceAbstractionStarter]: For program point L651-4(lines 651 657) no Hoare annotation was computed. [2019-11-25 08:58:20,750 INFO L444 ceAbstractionStarter]: For program point L685(lines 685 691) no Hoare annotation was computed. [2019-11-25 08:58:20,750 INFO L440 ceAbstractionStarter]: 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)) [2019-11-25 08:58:20,750 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-25 08:58:20,750 INFO L440 ceAbstractionStarter]: At program point L455(lines 450 458) the Hoare annotation is: false [2019-11-25 08:58:20,750 INFO L440 ceAbstractionStarter]: 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)) [2019-11-25 08:58:20,750 INFO L440 ceAbstractionStarter]: At program point L455-2(lines 450 458) the Hoare annotation is: false [2019-11-25 08:58:20,751 INFO L440 ceAbstractionStarter]: At program point L455-3(lines 450 458) the Hoare annotation is: false [2019-11-25 08:58:20,751 INFO L440 ceAbstractionStarter]: At program point L455-4(lines 450 458) the Hoare annotation is: false [2019-11-25 08:58:20,751 INFO L440 ceAbstractionStarter]: At program point L455-5(lines 450 458) the Hoare annotation is: false [2019-11-25 08:58:20,751 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 496) no Hoare annotation was computed. [2019-11-25 08:58:20,751 INFO L444 ceAbstractionStarter]: For program point L555(lines 555 559) no Hoare annotation was computed. [2019-11-25 08:58:20,751 INFO L444 ceAbstractionStarter]: For program point L555-1(lines 739 745) no Hoare annotation was computed. [2019-11-25 08:58:20,751 INFO L440 ceAbstractionStarter]: At program point L721(lines 674 722) the Hoare annotation is: false [2019-11-25 08:58:20,754 INFO L444 ceAbstractionStarter]: For program point L771(lines 771 788) no Hoare annotation was computed. [2019-11-25 08:58:20,754 INFO L444 ceAbstractionStarter]: For program point L771-1(lines 771 788) no Hoare annotation was computed. [2019-11-25 08:58:20,754 INFO L444 ceAbstractionStarter]: For program point L705(lines 705 716) no Hoare annotation was computed. [2019-11-25 08:58:20,755 INFO L444 ceAbstractionStarter]: For program point L771-2(lines 771 788) no Hoare annotation was computed. [2019-11-25 08:58:20,755 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-25 08:58:20,755 INFO L440 ceAbstractionStarter]: At program point L739(lines 738 757) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:58:20,756 INFO L444 ceAbstractionStarter]: For program point L739-1(lines 739 745) no Hoare annotation was computed. [2019-11-25 08:58:20,756 INFO L440 ceAbstractionStarter]: At program point L739-2(lines 738 757) the Hoare annotation is: false [2019-11-25 08:58:20,756 INFO L440 ceAbstractionStarter]: At program point L739-3(lines 738 757) the Hoare annotation is: false [2019-11-25 08:58:20,756 INFO L444 ceAbstractionStarter]: For program point L442(lines 442 446) no Hoare annotation was computed. [2019-11-25 08:58:20,756 INFO L444 ceAbstractionStarter]: For program point L624(lines 624 631) no Hoare annotation was computed. [2019-11-25 08:58:20,756 INFO L447 ceAbstractionStarter]: At program point L624-1(lines 624 631) the Hoare annotation is: true [2019-11-25 08:58:20,763 INFO L440 ceAbstractionStarter]: At program point L526(lines 1 880) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-25 08:58:20,763 INFO L440 ceAbstractionStarter]: 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)) [2019-11-25 08:58:20,763 INFO L440 ceAbstractionStarter]: At program point L841-1(lines 836 844) the Hoare annotation is: false [2019-11-25 08:58:20,763 INFO L444 ceAbstractionStarter]: For program point L775(lines 775 783) no Hoare annotation was computed. [2019-11-25 08:58:20,763 INFO L440 ceAbstractionStarter]: At program point L841-2(lines 836 844) the Hoare annotation is: false [2019-11-25 08:58:20,764 INFO L444 ceAbstractionStarter]: For program point L775-1(lines 775 783) no Hoare annotation was computed. [2019-11-25 08:58:20,764 INFO L444 ceAbstractionStarter]: For program point L775-2(lines 775 783) no Hoare annotation was computed. [2019-11-25 08:58:20,764 INFO L444 ceAbstractionStarter]: For program point L676(lines 675 720) no Hoare annotation was computed. [2019-11-25 08:58:20,764 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-25 08:58:20,764 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 496) no Hoare annotation was computed. [2019-11-25 08:58:20,764 INFO L444 ceAbstractionStarter]: For program point L677(lines 677 681) no Hoare annotation was computed. [2019-11-25 08:58:20,765 INFO L444 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-11-25 08:58:20,765 INFO L444 ceAbstractionStarter]: For program point L496-1(line 496) no Hoare annotation was computed. [2019-11-25 08:58:20,765 INFO L444 ceAbstractionStarter]: For program point L430(lines 430 434) no Hoare annotation was computed. [2019-11-25 08:58:20,765 INFO L444 ceAbstractionStarter]: For program point L496-2(line 496) no Hoare annotation was computed. [2019-11-25 08:58:20,765 INFO L444 ceAbstractionStarter]: For program point L711(lines 711 715) no Hoare annotation was computed. [2019-11-25 08:58:20,765 INFO L444 ceAbstractionStarter]: For program point L711-2(lines 739 745) no Hoare annotation was computed. [2019-11-25 08:58:20,765 INFO L444 ceAbstractionStarter]: For program point L695(lines 695 701) no Hoare annotation was computed. [2019-11-25 08:58:20,766 INFO L440 ceAbstractionStarter]: 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)) [2019-11-25 08:58:20,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:58:20 BoogieIcfgContainer [2019-11-25 08:58:20,791 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-25 08:58:20,791 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:58:20,792 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:58:20,792 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:58:20,792 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:58:19" (3/4) ... [2019-11-25 08:58:20,796 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-25 08:58:20,819 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-25 08:58:20,820 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-25 08:58:20,821 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-25 08:58:20,822 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-25 08:58:20,822 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-25 08:58:20,823 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-25 08:58:20,824 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-25 08:58:20,863 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-25 08:58:20,920 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_afa98088-0d8f-4f68-9b41-9ddaa01ff57d/bin/uautomizer/witness.graphml [2019-11-25 08:58:20,920 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:58:20,922 INFO L168 Benchmark]: Toolchain (without parser) took 2933.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 944.7 MB in the beginning and 935.9 MB in the end (delta: 8.8 MB). Peak memory consumption was 145.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:58:20,922 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:58:20,923 INFO L168 Benchmark]: CACSL2BoogieTranslator took 536.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -174.7 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-11-25 08:58:20,923 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.51 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:58:20,924 INFO L168 Benchmark]: Boogie Preprocessor took 49.79 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:58:20,924 INFO L168 Benchmark]: RCFGBuilder took 788.65 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: 49.2 MB). Peak memory consumption was 49.2 MB. Max. memory is 11.5 GB. [2019-11-25 08:58:20,924 INFO L168 Benchmark]: TraceAbstraction took 1363.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 941.2 MB in the end (delta: 118.2 MB). Peak memory consumption was 118.2 MB. Max. memory is 11.5 GB. [2019-11-25 08:58:20,925 INFO L168 Benchmark]: Witness Printer took 128.96 ms. Allocated memory is still 1.2 GB. Free memory was 941.2 MB in the beginning and 935.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:58:20,927 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 536.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -174.7 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 61.51 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 49.79 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 788.65 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: 49.2 MB). Peak memory consumption was 49.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1363.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 941.2 MB in the end (delta: 118.2 MB). Peak memory consumption was 118.2 MB. Max. memory is 11.5 GB. * Witness Printer took 128.96 ms. Allocated memory is still 1.2 GB. Free memory was 941.2 MB in the beginning and 935.9 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: 1.2s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, 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, 0.1s 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, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s 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...