./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6a0a959d-373b-4743-93ea-df9ec01f407d/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_6a0a959d-373b-4743-93ea-df9ec01f407d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6a0a959d-373b-4743-93ea-df9ec01f407d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6a0a959d-373b-4743-93ea-df9ec01f407d/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_6a0a959d-373b-4743-93ea-df9ec01f407d/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6a0a959d-373b-4743-93ea-df9ec01f407d/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 e860f9a133bb6d76e1501dcd276032def5c8511b ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 10:31:10,821 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 10:31:10,822 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 10:31:10,830 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 10:31:10,830 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 10:31:10,831 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 10:31:10,831 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 10:31:10,833 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 10:31:10,834 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 10:31:10,835 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 10:31:10,835 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 10:31:10,836 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 10:31:10,836 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 10:31:10,837 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 10:31:10,838 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 10:31:10,839 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 10:31:10,839 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 10:31:10,840 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 10:31:10,841 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 10:31:10,843 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 10:31:10,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 10:31:10,844 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 10:31:10,845 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 10:31:10,846 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 10:31:10,847 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 10:31:10,848 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 10:31:10,848 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 10:31:10,848 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 10:31:10,848 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 10:31:10,849 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 10:31:10,849 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 10:31:10,850 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 10:31:10,850 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 10:31:10,851 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 10:31:10,851 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 10:31:10,851 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 10:31:10,852 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 10:31:10,852 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 10:31:10,852 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 10:31:10,852 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 10:31:10,853 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 10:31:10,853 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6a0a959d-373b-4743-93ea-df9ec01f407d/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 10:31:10,862 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 10:31:10,862 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 10:31:10,863 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 10:31:10,863 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 10:31:10,863 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 10:31:10,863 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 10:31:10,864 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 10:31:10,864 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 10:31:10,864 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 10:31:10,864 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 10:31:10,864 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 10:31:10,864 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 10:31:10,864 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 10:31:10,864 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 10:31:10,864 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 10:31:10,864 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 10:31:10,865 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 10:31:10,865 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 10:31:10,865 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 10:31:10,865 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 10:31:10,865 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 10:31:10,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 10:31:10,865 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 10:31:10,865 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 10:31:10,866 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 10:31:10,866 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 10:31:10,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 10:31:10,866 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 10:31:10,866 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 10:31:10,866 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_6a0a959d-373b-4743-93ea-df9ec01f407d/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 -> e860f9a133bb6d76e1501dcd276032def5c8511b [2019-12-07 10:31:10,965 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 10:31:10,973 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 10:31:10,975 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 10:31:10,976 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 10:31:10,976 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 10:31:10,977 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6a0a959d-373b-4743-93ea-df9ec01f407d/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c [2019-12-07 10:31:11,014 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6a0a959d-373b-4743-93ea-df9ec01f407d/bin/uautomizer/data/37081626f/17bc4c5196c74153ae5e1708f9f88c63/FLAG00c40bc05 [2019-12-07 10:31:11,380 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 10:31:11,381 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6a0a959d-373b-4743-93ea-df9ec01f407d/sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c [2019-12-07 10:31:11,389 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6a0a959d-373b-4743-93ea-df9ec01f407d/bin/uautomizer/data/37081626f/17bc4c5196c74153ae5e1708f9f88c63/FLAG00c40bc05 [2019-12-07 10:31:11,398 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6a0a959d-373b-4743-93ea-df9ec01f407d/bin/uautomizer/data/37081626f/17bc4c5196c74153ae5e1708f9f88c63 [2019-12-07 10:31:11,400 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 10:31:11,401 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 10:31:11,401 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 10:31:11,401 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 10:31:11,404 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 10:31:11,404 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:31:11" (1/1) ... [2019-12-07 10:31:11,406 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b211215 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:31:11, skipping insertion in model container [2019-12-07 10:31:11,406 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:31:11" (1/1) ... [2019-12-07 10:31:11,411 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 10:31:11,437 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 10:31:11,637 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 10:31:11,644 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 10:31:11,690 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 10:31:11,708 INFO L208 MainTranslator]: Completed translation [2019-12-07 10:31:11,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:31:11 WrapperNode [2019-12-07 10:31:11,708 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 10:31:11,709 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 10:31:11,709 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 10:31:11,709 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 10:31:11,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:31:11" (1/1) ... [2019-12-07 10:31:11,726 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:31:11" (1/1) ... [2019-12-07 10:31:11,746 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 10:31:11,746 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 10:31:11,746 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 10:31:11,746 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 10:31:11,752 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:31:11" (1/1) ... [2019-12-07 10:31:11,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:31:11" (1/1) ... [2019-12-07 10:31:11,755 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:31:11" (1/1) ... [2019-12-07 10:31:11,755 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:31:11" (1/1) ... [2019-12-07 10:31:11,760 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:31:11" (1/1) ... [2019-12-07 10:31:11,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:31:11" (1/1) ... [2019-12-07 10:31:11,765 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:31:11" (1/1) ... [2019-12-07 10:31:11,768 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 10:31:11,768 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 10:31:11,768 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 10:31:11,768 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 10:31:11,769 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:31:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6a0a959d-373b-4743-93ea-df9ec01f407d/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 10:31:11,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 10:31:11,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-07 10:31:11,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 10:31:11,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 10:31:12,159 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 10:31:12,159 INFO L287 CfgBuilder]: Removed 68 assume(true) statements. [2019-12-07 10:31:12,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:31:12 BoogieIcfgContainer [2019-12-07 10:31:12,160 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 10:31:12,161 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 10:31:12,161 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 10:31:12,163 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 10:31:12,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 10:31:11" (1/3) ... [2019-12-07 10:31:12,163 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d3bfb08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 10:31:12, skipping insertion in model container [2019-12-07 10:31:12,163 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:31:11" (2/3) ... [2019-12-07 10:31:12,164 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d3bfb08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 10:31:12, skipping insertion in model container [2019-12-07 10:31:12,164 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:31:12" (3/3) ... [2019-12-07 10:31:12,165 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product10.cil.c [2019-12-07 10:31:12,171 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 10:31:12,175 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 10:31:12,183 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 10:31:12,197 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 10:31:12,198 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 10:31:12,198 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 10:31:12,198 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 10:31:12,198 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 10:31:12,198 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 10:31:12,198 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 10:31:12,198 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 10:31:12,209 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states. [2019-12-07 10:31:12,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-07 10:31:12,212 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:31:12,213 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:31:12,213 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:31:12,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:31:12,217 INFO L82 PathProgramCache]: Analyzing trace with hash 1537784819, now seen corresponding path program 1 times [2019-12-07 10:31:12,222 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:31:12,222 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145333598] [2019-12-07 10:31:12,222 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:31:12,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:31:12,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:31:12,367 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145333598] [2019-12-07 10:31:12,368 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:31:12,368 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 10:31:12,368 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417303596] [2019-12-07 10:31:12,371 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 10:31:12,371 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 10:31:12,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 10:31:12,380 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 10:31:12,381 INFO L87 Difference]: Start difference. First operand 57 states. Second operand 2 states. [2019-12-07 10:31:12,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:31:12,396 INFO L93 Difference]: Finished difference Result 108 states and 161 transitions. [2019-12-07 10:31:12,396 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 10:31:12,397 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-12-07 10:31:12,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:31:12,403 INFO L225 Difference]: With dead ends: 108 [2019-12-07 10:31:12,403 INFO L226 Difference]: Without dead ends: 53 [2019-12-07 10:31:12,405 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 10:31:12,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-12-07 10:31:12,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-12-07 10:31:12,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-12-07 10:31:12,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 72 transitions. [2019-12-07 10:31:12,430 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 72 transitions. Word has length 16 [2019-12-07 10:31:12,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:31:12,431 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 72 transitions. [2019-12-07 10:31:12,431 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 10:31:12,431 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2019-12-07 10:31:12,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-07 10:31:12,431 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:31:12,431 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:31:12,432 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:31:12,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:31:12,432 INFO L82 PathProgramCache]: Analyzing trace with hash 1979941713, now seen corresponding path program 1 times [2019-12-07 10:31:12,432 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:31:12,432 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424068568] [2019-12-07 10:31:12,432 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:31:12,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:31:12,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:31:12,489 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424068568] [2019-12-07 10:31:12,489 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:31:12,489 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 10:31:12,489 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423810332] [2019-12-07 10:31:12,490 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 10:31:12,490 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 10:31:12,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 10:31:12,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 10:31:12,491 INFO L87 Difference]: Start difference. First operand 53 states and 72 transitions. Second operand 3 states. [2019-12-07 10:31:12,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:31:12,497 INFO L93 Difference]: Finished difference Result 53 states and 72 transitions. [2019-12-07 10:31:12,497 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 10:31:12,497 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-12-07 10:31:12,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:31:12,498 INFO L225 Difference]: With dead ends: 53 [2019-12-07 10:31:12,498 INFO L226 Difference]: Without dead ends: 27 [2019-12-07 10:31:12,498 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 10:31:12,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2019-12-07 10:31:12,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2019-12-07 10:31:12,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2019-12-07 10:31:12,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 37 transitions. [2019-12-07 10:31:12,501 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 37 transitions. Word has length 17 [2019-12-07 10:31:12,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:31:12,502 INFO L462 AbstractCegarLoop]: Abstraction has 27 states and 37 transitions. [2019-12-07 10:31:12,502 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 10:31:12,502 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2019-12-07 10:31:12,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-07 10:31:12,502 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:31:12,502 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:31:12,503 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:31:12,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:31:12,503 INFO L82 PathProgramCache]: Analyzing trace with hash -1992386864, now seen corresponding path program 1 times [2019-12-07 10:31:12,503 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:31:12,503 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901009159] [2019-12-07 10:31:12,503 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:31:12,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:31:12,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:31:12,559 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901009159] [2019-12-07 10:31:12,559 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:31:12,559 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 10:31:12,560 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112368391] [2019-12-07 10:31:12,560 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 10:31:12,560 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 10:31:12,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 10:31:12,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 10:31:12,561 INFO L87 Difference]: Start difference. First operand 27 states and 37 transitions. Second operand 5 states. [2019-12-07 10:31:12,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:31:12,621 INFO L93 Difference]: Finished difference Result 109 states and 167 transitions. [2019-12-07 10:31:12,622 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 10:31:12,622 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2019-12-07 10:31:12,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:31:12,623 INFO L225 Difference]: With dead ends: 109 [2019-12-07 10:31:12,623 INFO L226 Difference]: Without dead ends: 88 [2019-12-07 10:31:12,624 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-07 10:31:12,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2019-12-07 10:31:12,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 44. [2019-12-07 10:31:12,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2019-12-07 10:31:12,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 62 transitions. [2019-12-07 10:31:12,633 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 62 transitions. Word has length 22 [2019-12-07 10:31:12,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:31:12,633 INFO L462 AbstractCegarLoop]: Abstraction has 44 states and 62 transitions. [2019-12-07 10:31:12,633 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 10:31:12,634 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 62 transitions. [2019-12-07 10:31:12,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-07 10:31:12,634 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:31:12,635 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:31:12,635 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:31:12,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:31:12,635 INFO L82 PathProgramCache]: Analyzing trace with hash 703007878, now seen corresponding path program 1 times [2019-12-07 10:31:12,635 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:31:12,636 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620700527] [2019-12-07 10:31:12,636 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:31:12,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:31:12,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:31:12,696 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [620700527] [2019-12-07 10:31:12,696 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:31:12,696 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 10:31:12,697 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831626180] [2019-12-07 10:31:12,697 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 10:31:12,697 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 10:31:12,697 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 10:31:12,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 10:31:12,697 INFO L87 Difference]: Start difference. First operand 44 states and 62 transitions. Second operand 5 states. [2019-12-07 10:31:12,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:31:12,728 INFO L93 Difference]: Finished difference Result 130 states and 193 transitions. [2019-12-07 10:31:12,728 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 10:31:12,728 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-12-07 10:31:12,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:31:12,729 INFO L225 Difference]: With dead ends: 130 [2019-12-07 10:31:12,729 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 10:31:12,729 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 10:31:12,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 10:31:12,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 10:31:12,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 10:31:12,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 10:31:12,730 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2019-12-07 10:31:12,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:31:12,730 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 10:31:12,730 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 10:31:12,730 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 10:31:12,730 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 10:31:12,732 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 10:31:12,811 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-12-07 10:31:12,811 INFO L246 CegarLoopResult]: For program point L217(line 217) no Hoare annotation was computed. [2019-12-07 10:31:12,811 INFO L246 CegarLoopResult]: For program point L85(lines 85 89) no Hoare annotation was computed. [2019-12-07 10:31:12,811 INFO L249 CegarLoopResult]: At program point L300(lines 281 303) the Hoare annotation is: true [2019-12-07 10:31:12,811 INFO L246 CegarLoopResult]: For program point L168(lines 168 174) no Hoare annotation was computed. [2019-12-07 10:31:12,811 INFO L242 CegarLoopResult]: At program point L168-1(lines 168 174) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-12-07 10:31:12,811 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 10:31:12,811 INFO L246 CegarLoopResult]: For program point L186(lines 186 190) no Hoare annotation was computed. [2019-12-07 10:31:12,811 INFO L242 CegarLoopResult]: At program point L186-2(lines 682 688) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-12-07 10:31:12,812 INFO L242 CegarLoopResult]: At program point L682(lines 681 700) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-12-07 10:31:12,812 INFO L246 CegarLoopResult]: For program point L682-1(lines 682 688) no Hoare annotation was computed. [2019-12-07 10:31:12,812 INFO L242 CegarLoopResult]: At program point L682-2(lines 681 700) the Hoare annotation is: false [2019-12-07 10:31:12,812 INFO L242 CegarLoopResult]: At program point L682-3(lines 681 700) the Hoare annotation is: false [2019-12-07 10:31:12,812 INFO L242 CegarLoopResult]: At program point L864(lines 859 867) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-12-07 10:31:12,812 INFO L246 CegarLoopResult]: For program point L220(lines 220 224) no Hoare annotation was computed. [2019-12-07 10:31:12,812 INFO L246 CegarLoopResult]: For program point L220-1(lines 682 688) no Hoare annotation was computed. [2019-12-07 10:31:12,812 INFO L246 CegarLoopResult]: For program point L816(lines 816 829) no Hoare annotation was computed. [2019-12-07 10:31:12,812 INFO L242 CegarLoopResult]: At program point L816-1(lines 1 867) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-12-07 10:31:12,812 INFO L246 CegarLoopResult]: For program point L816-2(lines 816 829) no Hoare annotation was computed. [2019-12-07 10:31:12,812 INFO L242 CegarLoopResult]: At program point L816-3(lines 1 867) the Hoare annotation is: false [2019-12-07 10:31:12,812 INFO L246 CegarLoopResult]: For program point L816-4(lines 816 829) no Hoare annotation was computed. [2019-12-07 10:31:12,812 INFO L242 CegarLoopResult]: At program point L816-5(lines 1 867) the Hoare annotation is: false [2019-12-07 10:31:12,813 INFO L246 CegarLoopResult]: For program point L73(lines 73 77) no Hoare annotation was computed. [2019-12-07 10:31:12,813 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 10:31:12,813 INFO L246 CegarLoopResult]: For program point L158(lines 158 164) no Hoare annotation was computed. [2019-12-07 10:31:12,813 INFO L242 CegarLoopResult]: At program point L158-1(lines 158 164) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-12-07 10:31:12,813 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-12-07 10:31:12,813 INFO L246 CegarLoopResult]: For program point L291(lines 291 298) no Hoare annotation was computed. [2019-12-07 10:31:12,813 INFO L249 CegarLoopResult]: At program point L291-1(lines 291 298) the Hoare annotation is: true [2019-12-07 10:31:12,813 INFO L246 CegarLoopResult]: For program point L820(lines 820 826) no Hoare annotation was computed. [2019-12-07 10:31:12,813 INFO L246 CegarLoopResult]: For program point L820-2(lines 820 826) no Hoare annotation was computed. [2019-12-07 10:31:12,813 INFO L246 CegarLoopResult]: For program point L820-4(lines 820 826) no Hoare annotation was computed. [2019-12-07 10:31:12,813 INFO L246 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2019-12-07 10:31:12,813 INFO L246 CegarLoopResult]: For program point L44-1(line 44) no Hoare annotation was computed. [2019-12-07 10:31:12,813 INFO L246 CegarLoopResult]: For program point L44-2(line 44) no Hoare annotation was computed. [2019-12-07 10:31:12,813 INFO L246 CegarLoopResult]: For program point L61(lines 61 65) no Hoare annotation was computed. [2019-12-07 10:31:12,814 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 10:31:12,814 INFO L246 CegarLoopResult]: For program point L61-3(lines 61 65) no Hoare annotation was computed. [2019-12-07 10:31:12,814 INFO L246 CegarLoopResult]: For program point L61-6(lines 61 65) no Hoare annotation was computed. [2019-12-07 10:31:12,814 INFO L242 CegarLoopResult]: At program point L689(lines 689 695) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-12-07 10:31:12,814 INFO L242 CegarLoopResult]: At program point L689-1(lines 689 695) the Hoare annotation is: false [2019-12-07 10:31:12,814 INFO L242 CegarLoopResult]: At program point L689-2(lines 689 695) the Hoare annotation is: false [2019-12-07 10:31:12,814 INFO L246 CegarLoopResult]: For program point L178(lines 178 191) no Hoare annotation was computed. [2019-12-07 10:31:12,814 INFO L242 CegarLoopResult]: At program point L856(lines 1 867) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-12-07 10:31:12,814 INFO L242 CegarLoopResult]: At program point L196(lines 147 197) the Hoare annotation is: false [2019-12-07 10:31:12,814 INFO L242 CegarLoopResult]: At program point L98(lines 93 101) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-12-07 10:31:12,814 INFO L242 CegarLoopResult]: At program point L98-1(lines 93 101) the Hoare annotation is: false [2019-12-07 10:31:12,814 INFO L242 CegarLoopResult]: At program point L98-2(lines 93 101) the Hoare annotation is: false [2019-12-07 10:31:12,814 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 10:31:12,815 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-12-07 10:31:12,815 INFO L242 CegarLoopResult]: At program point L759(lines 754 762) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-12-07 10:31:12,815 INFO L242 CegarLoopResult]: At program point L759-1(lines 754 762) the Hoare annotation is: false [2019-12-07 10:31:12,815 INFO L242 CegarLoopResult]: At program point L759-2(lines 754 762) the Hoare annotation is: false [2019-12-07 10:31:12,815 INFO L246 CegarLoopResult]: For program point L149(lines 148 195) no Hoare annotation was computed. [2019-12-07 10:31:12,815 INFO L242 CegarLoopResult]: At program point L265(lines 261 267) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-12-07 10:31:12,815 INFO L246 CegarLoopResult]: For program point L150(lines 150 154) no Hoare annotation was computed. [2019-12-07 10:31:12,815 INFO L242 CegarLoopResult]: At program point L216-2(lines 216 230) the Hoare annotation is: false [2019-12-07 10:31:12,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 10:31:12 BoogieIcfgContainer [2019-12-07 10:31:12,827 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 10:31:12,827 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 10:31:12,827 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 10:31:12,827 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 10:31:12,828 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:31:12" (3/4) ... [2019-12-07 10:31:12,830 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 10:31:12,839 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 10:31:12,839 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 10:31:12,840 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 10:31:12,840 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 10:31:12,840 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 10:31:12,841 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 10:31:12,841 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 10:31:12,861 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter [2019-12-07 10:31:12,888 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_6a0a959d-373b-4743-93ea-df9ec01f407d/bin/uautomizer/witness.graphml [2019-12-07 10:31:12,888 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 10:31:12,889 INFO L168 Benchmark]: Toolchain (without parser) took 1488.49 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.2 MB). Free memory was 939.3 MB in the beginning and 914.9 MB in the end (delta: 24.4 MB). Peak memory consumption was 114.6 MB. Max. memory is 11.5 GB. [2019-12-07 10:31:12,890 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 10:31:12,890 INFO L168 Benchmark]: CACSL2BoogieTranslator took 307.42 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.2 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -133.6 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2019-12-07 10:31:12,890 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.00 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 10:31:12,890 INFO L168 Benchmark]: Boogie Preprocessor took 21.91 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 10:31:12,891 INFO L168 Benchmark]: RCFGBuilder took 392.11 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. [2019-12-07 10:31:12,891 INFO L168 Benchmark]: TraceAbstraction took 666.24 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 920.3 MB in the end (delta: 92.7 MB). Peak memory consumption was 92.7 MB. Max. memory is 11.5 GB. [2019-12-07 10:31:12,891 INFO L168 Benchmark]: Witness Printer took 60.74 ms. Allocated memory is still 1.1 GB. Free memory was 920.3 MB in the beginning and 914.9 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 10:31:12,892 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 307.42 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.2 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -133.6 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.00 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.91 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 392.11 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 666.24 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 920.3 MB in the end (delta: 92.7 MB). Peak memory consumption was 92.7 MB. Max. memory is 11.5 GB. * Witness Printer took 60.74 ms. Allocated memory is still 1.1 GB. Free memory was 920.3 MB in the beginning and 914.9 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: 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: 168]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: 0 == methaneLevelCritical && pumpRunning == 0 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 0 == methaneLevelCritical && pumpRunning == 0 - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 682]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 == methaneLevelCritical && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 57 locations, 3 error locations. Result: SAFE, OverallTime: 0.5s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 217 SDtfs, 214 SDslu, 219 SDs, 0 SdLazy, 33 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 19 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=57occurred 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, 4 MinimizatonAttempts, 44 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 25 LocationsWithAnnotation, 25 PreInvPairs, 66 NumberOfFragments, 94 HoareAnnotationTreeSize, 25 FomulaSimplifications, 1010 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 25 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 78 NumberOfCodeBlocks, 78 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 74 ConstructedInterpolants, 0 QuantifiedInterpolants, 3150 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...