./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product28.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_85778f38-0a30-4941-9e4c-02fade493b3d/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_85778f38-0a30-4941-9e4c-02fade493b3d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_85778f38-0a30-4941-9e4c-02fade493b3d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_85778f38-0a30-4941-9e4c-02fade493b3d/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product28.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_85778f38-0a30-4941-9e4c-02fade493b3d/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_85778f38-0a30-4941-9e4c-02fade493b3d/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 84841b0b7c643c254d02f565fa50ff7ee5853434 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 09:01:04,063 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 09:01:04,064 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 09:01:04,074 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 09:01:04,074 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 09:01:04,075 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 09:01:04,076 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 09:01:04,077 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 09:01:04,079 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 09:01:04,079 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 09:01:04,080 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 09:01:04,081 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 09:01:04,082 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 09:01:04,082 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 09:01:04,083 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 09:01:04,084 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 09:01:04,085 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 09:01:04,085 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 09:01:04,087 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 09:01:04,088 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 09:01:04,090 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 09:01:04,090 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 09:01:04,091 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 09:01:04,092 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 09:01:04,094 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 09:01:04,094 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 09:01:04,094 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 09:01:04,095 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 09:01:04,096 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 09:01:04,096 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 09:01:04,097 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 09:01:04,097 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 09:01:04,098 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 09:01:04,098 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 09:01:04,099 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 09:01:04,099 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 09:01:04,100 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 09:01:04,100 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 09:01:04,101 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 09:01:04,101 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 09:01:04,102 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 09:01:04,102 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_85778f38-0a30-4941-9e4c-02fade493b3d/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-22 09:01:04,113 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 09:01:04,113 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 09:01:04,114 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 09:01:04,114 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 09:01:04,115 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 09:01:04,115 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 09:01:04,115 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 09:01:04,115 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 09:01:04,115 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 09:01:04,115 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 09:01:04,116 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 09:01:04,116 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 09:01:04,116 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 09:01:04,116 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 09:01:04,117 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 09:01:04,117 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 09:01:04,117 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 09:01:04,117 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 09:01:04,117 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 09:01:04,117 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 09:01:04,118 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 09:01:04,118 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 09:01:04,119 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 09:01:04,119 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 09:01:04,119 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 09:01:04,119 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 09:01:04,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 09:01:04,120 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 09:01:04,120 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_85778f38-0a30-4941-9e4c-02fade493b3d/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 -> 84841b0b7c643c254d02f565fa50ff7ee5853434 [2019-10-22 09:01:04,144 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 09:01:04,153 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 09:01:04,156 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 09:01:04,158 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 09:01:04,158 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 09:01:04,159 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_85778f38-0a30-4941-9e4c-02fade493b3d/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product28.cil.c [2019-10-22 09:01:04,212 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_85778f38-0a30-4941-9e4c-02fade493b3d/bin/uautomizer/data/12f78b756/0d1929f50eb54ba9a886b006470473fa/FLAG4d7ece234 [2019-10-22 09:01:04,642 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 09:01:04,643 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_85778f38-0a30-4941-9e4c-02fade493b3d/sv-benchmarks/c/product-lines/minepump_spec1_product28.cil.c [2019-10-22 09:01:04,653 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_85778f38-0a30-4941-9e4c-02fade493b3d/bin/uautomizer/data/12f78b756/0d1929f50eb54ba9a886b006470473fa/FLAG4d7ece234 [2019-10-22 09:01:04,664 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_85778f38-0a30-4941-9e4c-02fade493b3d/bin/uautomizer/data/12f78b756/0d1929f50eb54ba9a886b006470473fa [2019-10-22 09:01:04,666 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 09:01:04,667 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 09:01:04,668 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 09:01:04,668 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 09:01:04,671 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 09:01:04,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:01:04" (1/1) ... [2019-10-22 09:01:04,674 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@250d3f17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:04, skipping insertion in model container [2019-10-22 09:01:04,674 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:01:04" (1/1) ... [2019-10-22 09:01:04,680 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 09:01:04,719 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 09:01:05,053 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:01:05,067 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 09:01:05,168 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:01:05,202 INFO L192 MainTranslator]: Completed translation [2019-10-22 09:01:05,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:05 WrapperNode [2019-10-22 09:01:05,203 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 09:01:05,203 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 09:01:05,204 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 09:01:05,204 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 09:01:05,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:05" (1/1) ... [2019-10-22 09:01:05,231 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:05" (1/1) ... [2019-10-22 09:01:05,264 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 09:01:05,264 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 09:01:05,264 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 09:01:05,264 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 09:01:05,273 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:05" (1/1) ... [2019-10-22 09:01:05,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:05" (1/1) ... [2019-10-22 09:01:05,276 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:05" (1/1) ... [2019-10-22 09:01:05,276 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:05" (1/1) ... [2019-10-22 09:01:05,295 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:05" (1/1) ... [2019-10-22 09:01:05,307 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:05" (1/1) ... [2019-10-22 09:01:05,309 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:05" (1/1) ... [2019-10-22 09:01:05,311 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 09:01:05,312 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 09:01:05,312 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 09:01:05,312 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 09:01:05,313 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_85778f38-0a30-4941-9e4c-02fade493b3d/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 09:01:05,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 09:01:05,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 09:01:05,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 09:01:05,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 09:01:05,997 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 09:01:05,998 INFO L284 CfgBuilder]: Removed 102 assume(true) statements. [2019-10-22 09:01:05,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:01:05 BoogieIcfgContainer [2019-10-22 09:01:05,998 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 09:01:05,999 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 09:01:05,999 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 09:01:06,002 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 09:01:06,002 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 09:01:04" (1/3) ... [2019-10-22 09:01:06,003 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53374ef9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 09:01:06, skipping insertion in model container [2019-10-22 09:01:06,003 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:05" (2/3) ... [2019-10-22 09:01:06,003 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53374ef9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 09:01:06, skipping insertion in model container [2019-10-22 09:01:06,003 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:01:05" (3/3) ... [2019-10-22 09:01:06,005 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product28.cil.c [2019-10-22 09:01:06,016 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 09:01:06,023 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-10-22 09:01:06,037 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-10-22 09:01:06,072 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 09:01:06,073 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 09:01:06,073 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 09:01:06,073 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 09:01:06,073 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 09:01:06,074 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 09:01:06,074 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 09:01:06,074 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 09:01:06,093 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states. [2019-10-22 09:01:06,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-22 09:01:06,100 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:06,101 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:06,103 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:01:06,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:06,112 INFO L82 PathProgramCache]: Analyzing trace with hash -760561614, now seen corresponding path program 1 times [2019-10-22 09:01:06,119 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:06,120 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120132806] [2019-10-22 09:01:06,121 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:06,121 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:06,121 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:06,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:06,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:06,353 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120132806] [2019-10-22 09:01:06,353 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:06,354 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 09:01:06,354 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727688514] [2019-10-22 09:01:06,357 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-22 09:01:06,357 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:06,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-22 09:01:06,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 09:01:06,367 INFO L87 Difference]: Start difference. First operand 77 states. Second operand 2 states. [2019-10-22 09:01:06,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:06,387 INFO L93 Difference]: Finished difference Result 148 states and 221 transitions. [2019-10-22 09:01:06,387 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-22 09:01:06,388 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-10-22 09:01:06,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:06,400 INFO L225 Difference]: With dead ends: 148 [2019-10-22 09:01:06,400 INFO L226 Difference]: Without dead ends: 73 [2019-10-22 09:01:06,403 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 09:01:06,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2019-10-22 09:01:06,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2019-10-22 09:01:06,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2019-10-22 09:01:06,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 102 transitions. [2019-10-22 09:01:06,444 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 102 transitions. Word has length 16 [2019-10-22 09:01:06,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:06,444 INFO L462 AbstractCegarLoop]: Abstraction has 73 states and 102 transitions. [2019-10-22 09:01:06,444 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-22 09:01:06,444 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2019-10-22 09:01:06,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 09:01:06,445 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:06,445 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:06,446 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:01:06,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:06,446 INFO L82 PathProgramCache]: Analyzing trace with hash -1807318511, now seen corresponding path program 1 times [2019-10-22 09:01:06,446 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:06,446 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357049619] [2019-10-22 09:01:06,446 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:06,447 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:06,447 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:06,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:06,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:06,550 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357049619] [2019-10-22 09:01:06,550 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:06,550 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 09:01:06,550 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064800239] [2019-10-22 09:01:06,553 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 09:01:06,553 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:06,553 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 09:01:06,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 09:01:06,554 INFO L87 Difference]: Start difference. First operand 73 states and 102 transitions. Second operand 3 states. [2019-10-22 09:01:06,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:06,566 INFO L93 Difference]: Finished difference Result 73 states and 102 transitions. [2019-10-22 09:01:06,568 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 09:01:06,569 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-10-22 09:01:06,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:06,569 INFO L225 Difference]: With dead ends: 73 [2019-10-22 09:01:06,569 INFO L226 Difference]: Without dead ends: 35 [2019-10-22 09:01:06,570 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 09:01:06,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2019-10-22 09:01:06,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2019-10-22 09:01:06,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2019-10-22 09:01:06,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2019-10-22 09:01:06,575 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 17 [2019-10-22 09:01:06,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:06,575 INFO L462 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2019-10-22 09:01:06,575 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 09:01:06,576 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2019-10-22 09:01:06,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 09:01:06,576 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:06,576 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:06,577 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:01:06,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:06,577 INFO L82 PathProgramCache]: Analyzing trace with hash 1208826733, now seen corresponding path program 1 times [2019-10-22 09:01:06,577 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:06,577 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420482654] [2019-10-22 09:01:06,577 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:06,578 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:06,578 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:06,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:06,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:06,684 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420482654] [2019-10-22 09:01:06,684 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:06,685 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 09:01:06,685 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686916458] [2019-10-22 09:01:06,685 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 09:01:06,685 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:06,685 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 09:01:06,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 09:01:06,686 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 5 states. [2019-10-22 09:01:06,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:06,752 INFO L93 Difference]: Finished difference Result 87 states and 126 transitions. [2019-10-22 09:01:06,752 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-22 09:01:06,753 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2019-10-22 09:01:06,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:06,753 INFO L225 Difference]: With dead ends: 87 [2019-10-22 09:01:06,754 INFO L226 Difference]: Without dead ends: 58 [2019-10-22 09:01:06,754 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-22 09:01:06,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2019-10-22 09:01:06,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 54. [2019-10-22 09:01:06,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2019-10-22 09:01:06,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 78 transitions. [2019-10-22 09:01:06,763 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 78 transitions. Word has length 22 [2019-10-22 09:01:06,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:06,763 INFO L462 AbstractCegarLoop]: Abstraction has 54 states and 78 transitions. [2019-10-22 09:01:06,763 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 09:01:06,763 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2019-10-22 09:01:06,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-10-22 09:01:06,765 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:06,765 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:06,765 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:01:06,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:06,766 INFO L82 PathProgramCache]: Analyzing trace with hash 2134348466, now seen corresponding path program 1 times [2019-10-22 09:01:06,766 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:06,766 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584950453] [2019-10-22 09:01:06,766 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:06,766 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:06,766 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:06,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:06,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:06,852 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584950453] [2019-10-22 09:01:06,853 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:06,853 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 09:01:06,853 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610980183] [2019-10-22 09:01:06,853 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 09:01:06,854 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:06,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 09:01:06,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 09:01:06,854 INFO L87 Difference]: Start difference. First operand 54 states and 78 transitions. Second operand 5 states. [2019-10-22 09:01:06,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:06,954 INFO L93 Difference]: Finished difference Result 256 states and 391 transitions. [2019-10-22 09:01:06,954 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-22 09:01:06,954 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-10-22 09:01:06,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:06,956 INFO L225 Difference]: With dead ends: 256 [2019-10-22 09:01:06,956 INFO L226 Difference]: Without dead ends: 208 [2019-10-22 09:01:06,957 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-10-22 09:01:06,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2019-10-22 09:01:06,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 96. [2019-10-22 09:01:06,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2019-10-22 09:01:06,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 139 transitions. [2019-10-22 09:01:06,975 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 139 transitions. Word has length 23 [2019-10-22 09:01:06,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:06,982 INFO L462 AbstractCegarLoop]: Abstraction has 96 states and 139 transitions. [2019-10-22 09:01:06,982 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 09:01:06,982 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 139 transitions. [2019-10-22 09:01:06,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 09:01:06,983 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:06,983 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:06,983 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:01:06,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:06,984 INFO L82 PathProgramCache]: Analyzing trace with hash -207760452, now seen corresponding path program 1 times [2019-10-22 09:01:06,984 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:06,984 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958198314] [2019-10-22 09:01:06,984 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:06,984 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:06,985 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:07,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:07,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:07,083 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958198314] [2019-10-22 09:01:07,083 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:07,083 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 09:01:07,083 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987905097] [2019-10-22 09:01:07,083 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 09:01:07,084 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:07,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 09:01:07,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 09:01:07,084 INFO L87 Difference]: Start difference. First operand 96 states and 139 transitions. Second operand 5 states. [2019-10-22 09:01:07,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:07,189 INFO L93 Difference]: Finished difference Result 286 states and 425 transitions. [2019-10-22 09:01:07,191 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 09:01:07,191 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-10-22 09:01:07,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:07,192 INFO L225 Difference]: With dead ends: 286 [2019-10-22 09:01:07,192 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 09:01:07,193 INFO L600 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 [2019-10-22 09:01:07,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 09:01:07,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 09:01:07,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 09:01:07,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 09:01:07,194 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2019-10-22 09:01:07,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:07,194 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 09:01:07,194 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 09:01:07,194 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 09:01:07,194 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 09:01:07,202 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 09:01:07,505 INFO L443 ceAbstractionStarter]: For program point L861(lines 861 865) no Hoare annotation was computed. [2019-10-22 09:01:07,505 INFO L443 ceAbstractionStarter]: For program point L861-1(lines 596 602) no Hoare annotation was computed. [2019-10-22 09:01:07,506 INFO L443 ceAbstractionStarter]: For program point L762(lines 762 768) no Hoare annotation was computed. [2019-10-22 09:01:07,506 INFO L439 ceAbstractionStarter]: At program point L762-1(lines 762 768) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~8) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 09:01:07,506 INFO L439 ceAbstractionStarter]: At program point L465(lines 460 468) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~8) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 09:01:07,506 INFO L439 ceAbstractionStarter]: At program point L465-1(lines 460 468) the Hoare annotation is: false [2019-10-22 09:01:07,506 INFO L439 ceAbstractionStarter]: At program point L465-2(lines 460 468) the Hoare annotation is: false [2019-10-22 09:01:07,507 INFO L443 ceAbstractionStarter]: For program point L928(lines 928 935) no Hoare annotation was computed. [2019-10-22 09:01:07,507 INFO L446 ceAbstractionStarter]: At program point L928-1(lines 928 935) the Hoare annotation is: true [2019-10-22 09:01:07,507 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 09:01:07,507 INFO L443 ceAbstractionStarter]: For program point L632(lines 632 640) no Hoare annotation was computed. [2019-10-22 09:01:07,507 INFO L443 ceAbstractionStarter]: For program point L632-1(lines 632 640) no Hoare annotation was computed. [2019-10-22 09:01:07,507 INFO L443 ceAbstractionStarter]: For program point L632-2(lines 632 640) no Hoare annotation was computed. [2019-10-22 09:01:07,507 INFO L443 ceAbstractionStarter]: For program point L748(lines 748 752) no Hoare annotation was computed. [2019-10-22 09:01:07,508 INFO L443 ceAbstractionStarter]: For program point L748-2(lines 748 752) no Hoare annotation was computed. [2019-10-22 09:01:07,508 INFO L443 ceAbstractionStarter]: For program point L748-3(lines 748 752) no Hoare annotation was computed. [2019-10-22 09:01:07,508 INFO L443 ceAbstractionStarter]: For program point L748-5(lines 748 752) no Hoare annotation was computed. [2019-10-22 09:01:07,509 INFO L443 ceAbstractionStarter]: For program point L748-6(lines 748 752) no Hoare annotation was computed. [2019-10-22 09:01:07,509 INFO L443 ceAbstractionStarter]: For program point L748-8(lines 748 752) no Hoare annotation was computed. [2019-10-22 09:01:07,509 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-10-22 09:01:07,509 INFO L439 ceAbstractionStarter]: At program point L699(lines 694 702) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~8) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 09:01:07,509 INFO L439 ceAbstractionStarter]: At program point L699-1(lines 694 702) the Hoare annotation is: false [2019-10-22 09:01:07,509 INFO L439 ceAbstractionStarter]: At program point L699-2(lines 694 702) the Hoare annotation is: false [2019-10-22 09:01:07,510 INFO L443 ceAbstractionStarter]: For program point L452(lines 452 456) no Hoare annotation was computed. [2019-10-22 09:01:07,510 INFO L443 ceAbstractionStarter]: For program point L535(lines 535 541) no Hoare annotation was computed. [2019-10-22 09:01:07,510 INFO L439 ceAbstractionStarter]: At program point L535-1(lines 535 541) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~8) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 09:01:07,510 INFO L439 ceAbstractionStarter]: At program point L833(lines 1 940) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-10-22 09:01:07,510 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 09:01:07,510 INFO L439 ceAbstractionStarter]: At program point L603(lines 603 609) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~8) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 09:01:07,511 INFO L439 ceAbstractionStarter]: At program point L603-1(lines 603 609) the Hoare annotation is: false [2019-10-22 09:01:07,511 INFO L439 ceAbstractionStarter]: At program point L603-2(lines 603 609) the Hoare annotation is: false [2019-10-22 09:01:07,511 INFO L443 ceAbstractionStarter]: For program point L555(lines 555 570) no Hoare annotation was computed. [2019-10-22 09:01:07,511 INFO L439 ceAbstractionStarter]: At program point L506(lines 501 509) the Hoare annotation is: false [2019-10-22 09:01:07,511 INFO L439 ceAbstractionStarter]: At program point L506-1(lines 501 509) the Hoare annotation is: false [2019-10-22 09:01:07,511 INFO L443 ceAbstractionStarter]: For program point L440(lines 440 444) no Hoare annotation was computed. [2019-10-22 09:01:07,512 INFO L439 ceAbstractionStarter]: At program point L506-2(lines 501 509) the Hoare annotation is: false [2019-10-22 09:01:07,512 INFO L439 ceAbstractionStarter]: At program point L754(lines 739 757) the Hoare annotation is: false [2019-10-22 09:01:07,512 INFO L439 ceAbstractionStarter]: At program point L754-1(lines 739 757) the Hoare annotation is: false [2019-10-22 09:01:07,512 INFO L439 ceAbstractionStarter]: At program point L754-2(lines 739 757) the Hoare annotation is: false [2019-10-22 09:01:07,512 INFO L443 ceAbstractionStarter]: For program point L44(line 44) no Hoare annotation was computed. [2019-10-22 09:01:07,512 INFO L443 ceAbstractionStarter]: For program point L44-1(line 44) no Hoare annotation was computed. [2019-10-22 09:01:07,512 INFO L443 ceAbstractionStarter]: For program point L44-2(line 44) no Hoare annotation was computed. [2019-10-22 09:01:07,513 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 09:01:07,513 INFO L446 ceAbstractionStarter]: At program point L937(lines 918 940) the Hoare annotation is: true [2019-10-22 09:01:07,513 INFO L439 ceAbstractionStarter]: At program point L905(lines 901 907) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 ~methaneLevelCritical~0) (= 1 ULTIMATE.start_main_~tmp~8) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-10-22 09:01:07,513 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-10-22 09:01:07,513 INFO L439 ceAbstractionStarter]: At program point L575(lines 524 576) the Hoare annotation is: false [2019-10-22 09:01:07,513 INFO L443 ceAbstractionStarter]: For program point L790(lines 790 803) no Hoare annotation was computed. [2019-10-22 09:01:07,514 INFO L439 ceAbstractionStarter]: At program point L790-1(lines 1 940) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~8) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 09:01:07,514 INFO L443 ceAbstractionStarter]: For program point L790-2(lines 790 803) no Hoare annotation was computed. [2019-10-22 09:01:07,514 INFO L439 ceAbstractionStarter]: At program point L790-3(lines 1 940) the Hoare annotation is: false [2019-10-22 09:01:07,514 INFO L443 ceAbstractionStarter]: For program point L790-4(lines 790 803) no Hoare annotation was computed. [2019-10-22 09:01:07,514 INFO L439 ceAbstractionStarter]: At program point L790-5(lines 1 940) the Hoare annotation is: false [2019-10-22 09:01:07,514 INFO L443 ceAbstractionStarter]: For program point L526(lines 525 574) no Hoare annotation was computed. [2019-10-22 09:01:07,514 INFO L439 ceAbstractionStarter]: At program point L857-2(lines 857 871) the Hoare annotation is: false [2019-10-22 09:01:07,515 INFO L443 ceAbstractionStarter]: For program point L527(lines 527 531) no Hoare annotation was computed. [2019-10-22 09:01:07,515 INFO L443 ceAbstractionStarter]: For program point L428(lines 428 432) no Hoare annotation was computed. [2019-10-22 09:01:07,515 INFO L439 ceAbstractionStarter]: At program point L841(lines 836 844) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-10-22 09:01:07,515 INFO L443 ceAbstractionStarter]: For program point L428-3(lines 428 432) no Hoare annotation was computed. [2019-10-22 09:01:07,515 INFO L443 ceAbstractionStarter]: For program point L428-6(lines 428 432) no Hoare annotation was computed. [2019-10-22 09:01:07,515 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 09:01:07,515 INFO L443 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2019-10-22 09:01:07,520 INFO L443 ceAbstractionStarter]: For program point L545(lines 545 551) no Hoare annotation was computed. [2019-10-22 09:01:07,520 INFO L439 ceAbstractionStarter]: At program point L545-1(lines 545 551) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~8) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 09:01:07,520 INFO L443 ceAbstractionStarter]: For program point L628(lines 628 645) no Hoare annotation was computed. [2019-10-22 09:01:07,520 INFO L443 ceAbstractionStarter]: For program point L628-1(lines 628 645) no Hoare annotation was computed. [2019-10-22 09:01:07,520 INFO L443 ceAbstractionStarter]: For program point L628-2(lines 628 645) no Hoare annotation was computed. [2019-10-22 09:01:07,521 INFO L443 ceAbstractionStarter]: For program point L794(lines 794 800) no Hoare annotation was computed. [2019-10-22 09:01:07,521 INFO L443 ceAbstractionStarter]: For program point L794-2(lines 794 800) no Hoare annotation was computed. [2019-10-22 09:01:07,521 INFO L443 ceAbstractionStarter]: For program point L794-4(lines 794 800) no Hoare annotation was computed. [2019-10-22 09:01:07,521 INFO L439 ceAbstractionStarter]: At program point L596(lines 595 614) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~8) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 09:01:07,521 INFO L443 ceAbstractionStarter]: For program point L563(lines 563 569) no Hoare annotation was computed. [2019-10-22 09:01:07,521 INFO L443 ceAbstractionStarter]: For program point L596-1(lines 596 602) no Hoare annotation was computed. [2019-10-22 09:01:07,521 INFO L439 ceAbstractionStarter]: At program point L563-1(lines 596 602) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~8) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-10-22 09:01:07,522 INFO L439 ceAbstractionStarter]: At program point L596-2(lines 595 614) the Hoare annotation is: false [2019-10-22 09:01:07,522 INFO L439 ceAbstractionStarter]: At program point L596-3(lines 595 614) the Hoare annotation is: false [2019-10-22 09:01:07,522 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-10-22 09:01:07,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 09:01:07 BoogieIcfgContainer [2019-10-22 09:01:07,542 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 09:01:07,543 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 09:01:07,543 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 09:01:07,543 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 09:01:07,544 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:01:05" (3/4) ... [2019-10-22 09:01:07,548 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 09:01:07,562 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-10-22 09:01:07,562 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-10-22 09:01:07,563 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-10-22 09:01:07,563 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 09:01:07,563 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 09:01:07,564 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 09:01:07,590 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive) [2019-10-22 09:01:07,590 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 0 == methaneLevelCritical) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive) [2019-10-22 09:01:07,591 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 09:01:07,591 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 09:01:07,591 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 09:01:07,592 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 09:01:07,592 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 09:01:07,592 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 09:01:07,593 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 09:01:07,593 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 09:01:07,594 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 1 == tmp) && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter [2019-10-22 09:01:07,651 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_85778f38-0a30-4941-9e4c-02fade493b3d/bin/uautomizer/witness.graphml [2019-10-22 09:01:07,653 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 09:01:07,655 INFO L168 Benchmark]: Toolchain (without parser) took 2986.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 939.4 MB in the beginning and 902.6 MB in the end (delta: 36.7 MB). Peak memory consumption was 178.8 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:07,655 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:01:07,655 INFO L168 Benchmark]: CACSL2BoogieTranslator took 535.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -186.6 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:07,656 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.49 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: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:07,656 INFO L168 Benchmark]: Boogie Preprocessor took 47.25 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. [2019-10-22 09:01:07,656 INFO L168 Benchmark]: RCFGBuilder took 686.94 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: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:07,657 INFO L168 Benchmark]: TraceAbstraction took 1543.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 913.4 MB in the end (delta: 145.9 MB). Peak memory consumption was 145.9 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:07,657 INFO L168 Benchmark]: Witness Printer took 110.05 ms. Allocated memory is still 1.2 GB. Free memory was 913.4 MB in the beginning and 902.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:07,659 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 535.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -186.6 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 60.49 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: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 47.25 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. * RCFGBuilder took 686.94 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: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1543.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 913.4 MB in the end (delta: 145.9 MB). Peak memory consumption was 145.9 MB. Max. memory is 11.5 GB. * Witness Printer took 110.05 ms. Allocated memory is still 1.2 GB. Free memory was 913.4 MB in the beginning and 902.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: 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: 501]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 603]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 501]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 595]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: ((\result == 1 && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 901]: Loop Invariant Derived loop invariant: (((\result == 1 && 0 == methaneLevelCritical) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 595]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 595]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 603]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 603]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 501]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 918]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 739]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 739]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 460]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: (((\result == 1 && 1 == tmp) && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 460]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 739]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 460]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 77 locations, 3 error locations. Result: SAFE, OverallTime: 1.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 331 SDtfs, 509 SDslu, 328 SDs, 0 SdLazy, 49 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=96occurred in iteration=4, 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, 116 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 118 NumberOfFragments, 183 HoareAnnotationTreeSize, 32 FomulaSimplifications, 4093 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 32 FomulaSimplificationsInter, 30 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 4057 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...