./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_5fc0aa40-7bed-44d1-a2d0-b870cf74ddec/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_5fc0aa40-7bed-44d1-a2d0-b870cf74ddec/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5fc0aa40-7bed-44d1-a2d0-b870cf74ddec/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5fc0aa40-7bed-44d1-a2d0-b870cf74ddec/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_5fc0aa40-7bed-44d1-a2d0-b870cf74ddec/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5fc0aa40-7bed-44d1-a2d0-b870cf74ddec/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 17a573274f1db5e4aeb22956c61c459b952d0c5d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-25 08:45:28,173 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:45:28,175 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:45:28,188 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:45:28,189 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:45:28,190 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:45:28,191 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:45:28,200 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:45:28,204 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:45:28,207 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:45:28,208 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:45:28,208 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:45:28,209 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:45:28,211 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:45:28,212 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:45:28,213 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:45:28,213 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:45:28,214 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:45:28,216 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:45:28,219 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:45:28,222 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:45:28,225 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:45:28,226 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:45:28,226 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:45:28,229 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:45:28,230 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:45:28,230 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:45:28,231 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:45:28,231 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:45:28,232 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:45:28,232 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:45:28,233 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:45:28,234 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:45:28,234 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:45:28,235 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:45:28,235 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:45:28,236 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:45:28,236 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:45:28,236 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:45:28,237 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:45:28,238 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:45:28,238 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5fc0aa40-7bed-44d1-a2d0-b870cf74ddec/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 08:45:28,261 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:45:28,261 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:45:28,262 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:45:28,262 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:45:28,262 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:45:28,263 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:45:28,263 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 08:45:28,263 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:45:28,263 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 08:45:28,263 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:45:28,263 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 08:45:28,264 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 08:45:28,264 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 08:45:28,264 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 08:45:28,264 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:45:28,264 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:45:28,264 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 08:45:28,265 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:45:28,265 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:45:28,265 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 08:45:28,265 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 08:45:28,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:45:28,266 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:45:28,266 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 08:45:28,266 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 08:45:28,266 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:45:28,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 08:45:28,267 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 08:45:28,267 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_5fc0aa40-7bed-44d1-a2d0-b870cf74ddec/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 -> 17a573274f1db5e4aeb22956c61c459b952d0c5d [2019-11-25 08:45:28,439 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:45:28,454 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:45:28,457 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:45:28,464 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:45:28,464 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:45:28,466 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5fc0aa40-7bed-44d1-a2d0-b870cf74ddec/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c [2019-11-25 08:45:28,519 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5fc0aa40-7bed-44d1-a2d0-b870cf74ddec/bin/uautomizer/data/58a7b5c7d/2f2640fd1ad143fd9d2debf240e93ec5/FLAGefd679462 [2019-11-25 08:45:28,950 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:45:28,955 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5fc0aa40-7bed-44d1-a2d0-b870cf74ddec/sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c [2019-11-25 08:45:28,971 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5fc0aa40-7bed-44d1-a2d0-b870cf74ddec/bin/uautomizer/data/58a7b5c7d/2f2640fd1ad143fd9d2debf240e93ec5/FLAGefd679462 [2019-11-25 08:45:28,983 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5fc0aa40-7bed-44d1-a2d0-b870cf74ddec/bin/uautomizer/data/58a7b5c7d/2f2640fd1ad143fd9d2debf240e93ec5 [2019-11-25 08:45:28,985 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:45:28,986 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:45:28,987 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:45:28,987 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:45:28,990 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:45:28,991 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:45:28" (1/1) ... [2019-11-25 08:45:28,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e935c62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:45:28, skipping insertion in model container [2019-11-25 08:45:28,994 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:45:28" (1/1) ... [2019-11-25 08:45:29,001 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:45:29,053 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:45:29,448 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:45:29,458 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:45:29,560 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:45:29,595 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:45:29,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:45:29 WrapperNode [2019-11-25 08:45:29,595 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:45:29,596 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:45:29,596 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:45:29,596 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:45:29,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:45:29" (1/1) ... [2019-11-25 08:45:29,619 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:45:29" (1/1) ... [2019-11-25 08:45:29,660 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:45:29,661 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:45:29,661 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:45:29,662 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:45:29,669 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:45:29" (1/1) ... [2019-11-25 08:45:29,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:45:29" (1/1) ... [2019-11-25 08:45:29,674 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:45:29" (1/1) ... [2019-11-25 08:45:29,674 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:45:29" (1/1) ... [2019-11-25 08:45:29,686 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:45:29" (1/1) ... [2019-11-25 08:45:29,693 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:45:29" (1/1) ... [2019-11-25 08:45:29,697 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:45:29" (1/1) ... [2019-11-25 08:45:29,703 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:45:29,703 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:45:29,703 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:45:29,703 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:45:29,704 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:45:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_5fc0aa40-7bed-44d1-a2d0-b870cf74ddec/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:45:29,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-25 08:45:29,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-25 08:45:29,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:45:29,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:45:30,541 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:45:30,541 INFO L284 CfgBuilder]: Removed 162 assume(true) statements. [2019-11-25 08:45:30,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:45:30 BoogieIcfgContainer [2019-11-25 08:45:30,543 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:45:30,544 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-25 08:45:30,544 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-25 08:45:30,547 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-25 08:45:30,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:45:28" (1/3) ... [2019-11-25 08:45:30,548 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18d4c1ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:45:30, skipping insertion in model container [2019-11-25 08:45:30,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:45:29" (2/3) ... [2019-11-25 08:45:30,548 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18d4c1ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:45:30, skipping insertion in model container [2019-11-25 08:45:30,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:45:30" (3/3) ... [2019-11-25 08:45:30,550 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product24.cil.c [2019-11-25 08:45:30,564 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-25 08:45:30,571 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-25 08:45:30,582 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-25 08:45:30,611 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-25 08:45:30,612 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-25 08:45:30,612 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-25 08:45:30,612 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:45:30,612 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:45:30,612 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-25 08:45:30,612 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:45:30,613 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-25 08:45:30,635 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states. [2019-11-25 08:45:30,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-25 08:45:30,644 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:45:30,645 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:45:30,645 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:45:30,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:45:30,649 INFO L82 PathProgramCache]: Analyzing trace with hash 1528758621, now seen corresponding path program 1 times [2019-11-25 08:45:30,655 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:45:30,656 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391754198] [2019-11-25 08:45:30,656 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:45:30,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:45:30,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:45:30,930 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391754198] [2019-11-25 08:45:30,930 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:45:30,931 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-25 08:45:30,931 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504240866] [2019-11-25 08:45:30,936 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-25 08:45:30,936 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:45:30,948 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-25 08:45:30,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-25 08:45:30,951 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 2 states. [2019-11-25 08:45:30,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:45:30,985 INFO L93 Difference]: Finished difference Result 208 states and 311 transitions. [2019-11-25 08:45:30,987 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-25 08:45:30,989 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-25 08:45:30,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:45:31,000 INFO L225 Difference]: With dead ends: 208 [2019-11-25 08:45:31,001 INFO L226 Difference]: Without dead ends: 103 [2019-11-25 08:45:31,004 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-25 08:45:31,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2019-11-25 08:45:31,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2019-11-25 08:45:31,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2019-11-25 08:45:31,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2019-11-25 08:45:31,040 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 16 [2019-11-25 08:45:31,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:45:31,041 INFO L462 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2019-11-25 08:45:31,041 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-25 08:45:31,041 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2019-11-25 08:45:31,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-25 08:45:31,042 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:45:31,042 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:45:31,043 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:45:31,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:45:31,043 INFO L82 PathProgramCache]: Analyzing trace with hash 512126731, now seen corresponding path program 1 times [2019-11-25 08:45:31,044 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:45:31,044 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702470203] [2019-11-25 08:45:31,044 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:45:31,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:45:31,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:45:31,131 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1702470203] [2019-11-25 08:45:31,131 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:45:31,131 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:45:31,132 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173933729] [2019-11-25 08:45:31,133 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:45:31,134 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:45:31,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:45:31,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:45:31,134 INFO L87 Difference]: Start difference. First operand 103 states and 147 transitions. Second operand 3 states. [2019-11-25 08:45:31,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:45:31,145 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2019-11-25 08:45:31,146 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:45:31,146 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-25 08:45:31,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:45:31,147 INFO L225 Difference]: With dead ends: 103 [2019-11-25 08:45:31,147 INFO L226 Difference]: Without dead ends: 45 [2019-11-25 08:45:31,148 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:45:31,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2019-11-25 08:45:31,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2019-11-25 08:45:31,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2019-11-25 08:45:31,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2019-11-25 08:45:31,155 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 17 [2019-11-25 08:45:31,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:45:31,155 INFO L462 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2019-11-25 08:45:31,155 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:45:31,155 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2019-11-25 08:45:31,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-25 08:45:31,157 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:45:31,157 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:45:31,157 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:45:31,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:45:31,157 INFO L82 PathProgramCache]: Analyzing trace with hash -471925062, now seen corresponding path program 1 times [2019-11-25 08:45:31,158 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:45:31,158 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122996330] [2019-11-25 08:45:31,158 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:45:31,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:45:31,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:45:31,260 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122996330] [2019-11-25 08:45:31,260 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:45:31,260 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-25 08:45:31,260 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [751060489] [2019-11-25 08:45:31,261 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-25 08:45:31,261 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:45:31,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-25 08:45:31,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:45:31,261 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand 5 states. [2019-11-25 08:45:31,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:45:31,361 INFO L93 Difference]: Finished difference Result 107 states and 156 transitions. [2019-11-25 08:45:31,362 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-25 08:45:31,363 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2019-11-25 08:45:31,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:45:31,366 INFO L225 Difference]: With dead ends: 107 [2019-11-25 08:45:31,368 INFO L226 Difference]: Without dead ends: 68 [2019-11-25 08:45:31,369 INFO L630 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 [2019-11-25 08:45:31,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2019-11-25 08:45:31,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 64. [2019-11-25 08:45:31,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2019-11-25 08:45:31,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 93 transitions. [2019-11-25 08:45:31,381 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 93 transitions. Word has length 22 [2019-11-25 08:45:31,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:45:31,382 INFO L462 AbstractCegarLoop]: Abstraction has 64 states and 93 transitions. [2019-11-25 08:45:31,388 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-25 08:45:31,388 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2019-11-25 08:45:31,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-25 08:45:31,390 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:45:31,390 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:45:31,390 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:45:31,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:45:31,391 INFO L82 PathProgramCache]: Analyzing trace with hash -644490584, now seen corresponding path program 1 times [2019-11-25 08:45:31,391 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:45:31,392 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082148055] [2019-11-25 08:45:31,392 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:45:31,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:45:31,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:45:31,507 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2082148055] [2019-11-25 08:45:31,507 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:45:31,507 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:45:31,507 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20788266] [2019-11-25 08:45:31,508 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-25 08:45:31,508 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:45:31,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-25 08:45:31,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:45:31,508 INFO L87 Difference]: Start difference. First operand 64 states and 93 transitions. Second operand 5 states. [2019-11-25 08:45:31,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:45:31,628 INFO L93 Difference]: Finished difference Result 309 states and 471 transitions. [2019-11-25 08:45:31,629 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-25 08:45:31,629 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-25 08:45:31,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:45:31,632 INFO L225 Difference]: With dead ends: 309 [2019-11-25 08:45:31,632 INFO L226 Difference]: Without dead ends: 251 [2019-11-25 08:45:31,633 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-25 08:45:31,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2019-11-25 08:45:31,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 116. [2019-11-25 08:45:31,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2019-11-25 08:45:31,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 169 transitions. [2019-11-25 08:45:31,664 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 169 transitions. Word has length 24 [2019-11-25 08:45:31,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:45:31,665 INFO L462 AbstractCegarLoop]: Abstraction has 116 states and 169 transitions. [2019-11-25 08:45:31,665 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-25 08:45:31,665 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 169 transitions. [2019-11-25 08:45:31,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-25 08:45:31,672 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:45:31,672 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:45:31,672 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:45:31,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:45:31,673 INFO L82 PathProgramCache]: Analyzing trace with hash -235423010, now seen corresponding path program 1 times [2019-11-25 08:45:31,673 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:45:31,673 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249887824] [2019-11-25 08:45:31,674 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:45:31,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:45:31,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-25 08:45:31,765 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249887824] [2019-11-25 08:45:31,765 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:45:31,765 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:45:31,766 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265647639] [2019-11-25 08:45:31,766 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-25 08:45:31,766 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:45:31,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-25 08:45:31,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:45:31,767 INFO L87 Difference]: Start difference. First operand 116 states and 169 transitions. Second operand 5 states. [2019-11-25 08:45:31,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:45:31,862 INFO L93 Difference]: Finished difference Result 312 states and 467 transitions. [2019-11-25 08:45:31,863 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-25 08:45:31,863 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-11-25 08:45:31,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:45:31,863 INFO L225 Difference]: With dead ends: 312 [2019-11-25 08:45:31,864 INFO L226 Difference]: Without dead ends: 0 [2019-11-25 08:45:31,865 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-25 08:45:31,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-25 08:45:31,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-25 08:45:31,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-25 08:45:31,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-25 08:45:31,866 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2019-11-25 08:45:31,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:45:31,866 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:45:31,866 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-25 08:45:31,867 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-25 08:45:31,867 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-25 08:45:31,874 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-25 08:45:32,312 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 534) no Hoare annotation was computed. [2019-11-25 08:45:32,312 INFO L444 ceAbstractionStarter]: For program point L895(lines 895 901) no Hoare annotation was computed. [2019-11-25 08:45:32,313 INFO L440 ceAbstractionStarter]: At program point L895-1(lines 895 901) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~5) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:45:32,313 INFO L444 ceAbstractionStarter]: For program point L698(lines 698 705) no Hoare annotation was computed. [2019-11-25 08:45:32,313 INFO L447 ceAbstractionStarter]: At program point L698-1(lines 698 705) the Hoare annotation is: true [2019-11-25 08:45:32,313 INFO L444 ceAbstractionStarter]: For program point L534(line 534) no Hoare annotation was computed. [2019-11-25 08:45:32,313 INFO L444 ceAbstractionStarter]: For program point L534-1(line 534) no Hoare annotation was computed. [2019-11-25 08:45:32,313 INFO L444 ceAbstractionStarter]: For program point L534-2(line 534) no Hoare annotation was computed. [2019-11-25 08:45:32,313 INFO L440 ceAbstractionStarter]: At program point L832(lines 827 835) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~5) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:45:32,314 INFO L440 ceAbstractionStarter]: At program point L832-1(lines 827 835) the Hoare annotation is: false [2019-11-25 08:45:32,314 INFO L440 ceAbstractionStarter]: At program point L832-2(lines 827 835) the Hoare annotation is: false [2019-11-25 08:45:32,314 INFO L440 ceAbstractionStarter]: At program point L603(lines 552 604) the Hoare annotation is: false [2019-11-25 08:45:32,314 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 534) no Hoare annotation was computed. [2019-11-25 08:45:32,314 INFO L440 ceAbstractionStarter]: At program point L672(lines 668 674) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~5) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-25 08:45:32,314 INFO L444 ceAbstractionStarter]: For program point L573(lines 573 579) no Hoare annotation was computed. [2019-11-25 08:45:32,315 INFO L440 ceAbstractionStarter]: At program point L573-1(lines 573 579) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~5) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:45:32,315 INFO L440 ceAbstractionStarter]: At program point L937(lines 1 948) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-25 08:45:32,315 INFO L447 ceAbstractionStarter]: At program point L707(lines 688 710) the Hoare annotation is: true [2019-11-25 08:45:32,315 INFO L444 ceAbstractionStarter]: For program point L443(lines 443 447) no Hoare annotation was computed. [2019-11-25 08:45:32,315 INFO L444 ceAbstractionStarter]: For program point L512(lines 512 525) no Hoare annotation was computed. [2019-11-25 08:45:32,315 INFO L440 ceAbstractionStarter]: At program point L512-1(lines 1 948) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~5) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:45:32,315 INFO L444 ceAbstractionStarter]: For program point L512-2(lines 512 525) no Hoare annotation was computed. [2019-11-25 08:45:32,315 INFO L440 ceAbstractionStarter]: At program point L512-3(lines 1 948) the Hoare annotation is: false [2019-11-25 08:45:32,316 INFO L444 ceAbstractionStarter]: For program point L512-4(lines 512 525) no Hoare annotation was computed. [2019-11-25 08:45:32,316 INFO L440 ceAbstractionStarter]: At program point L512-5(lines 1 948) the Hoare annotation is: false [2019-11-25 08:45:32,316 INFO L444 ceAbstractionStarter]: For program point L779(lines 779 796) no Hoare annotation was computed. [2019-11-25 08:45:32,316 INFO L444 ceAbstractionStarter]: For program point L779-1(lines 779 796) no Hoare annotation was computed. [2019-11-25 08:45:32,316 INFO L444 ceAbstractionStarter]: For program point L779-2(lines 779 796) no Hoare annotation was computed. [2019-11-25 08:45:32,316 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-25 08:45:32,316 INFO L440 ceAbstractionStarter]: At program point L945(lines 940 948) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-25 08:45:32,316 INFO L444 ceAbstractionStarter]: For program point L516(lines 516 522) no Hoare annotation was computed. [2019-11-25 08:45:32,317 INFO L444 ceAbstractionStarter]: For program point L516-2(lines 516 522) no Hoare annotation was computed. [2019-11-25 08:45:32,317 INFO L444 ceAbstractionStarter]: For program point L516-4(lines 516 522) no Hoare annotation was computed. [2019-11-25 08:45:32,317 INFO L444 ceAbstractionStarter]: For program point L583(lines 583 598) no Hoare annotation was computed. [2019-11-25 08:45:32,317 INFO L444 ceAbstractionStarter]: For program point L881(lines 881 885) no Hoare annotation was computed. [2019-11-25 08:45:32,317 INFO L444 ceAbstractionStarter]: For program point L881-2(lines 881 885) no Hoare annotation was computed. [2019-11-25 08:45:32,317 INFO L444 ceAbstractionStarter]: For program point L881-3(lines 881 885) no Hoare annotation was computed. [2019-11-25 08:45:32,317 INFO L444 ceAbstractionStarter]: For program point L881-5(lines 881 885) no Hoare annotation was computed. [2019-11-25 08:45:32,317 INFO L444 ceAbstractionStarter]: For program point L881-6(lines 881 885) no Hoare annotation was computed. [2019-11-25 08:45:32,317 INFO L444 ceAbstractionStarter]: For program point L881-8(lines 881 885) no Hoare annotation was computed. [2019-11-25 08:45:32,318 INFO L444 ceAbstractionStarter]: For program point L881-9(lines 881 885) no Hoare annotation was computed. [2019-11-25 08:45:32,318 INFO L444 ceAbstractionStarter]: For program point L881-11(lines 881 885) no Hoare annotation was computed. [2019-11-25 08:45:32,318 INFO L444 ceAbstractionStarter]: For program point L881-12(lines 881 885) no Hoare annotation was computed. [2019-11-25 08:45:32,318 INFO L444 ceAbstractionStarter]: For program point L419(lines 419 423) no Hoare annotation was computed. [2019-11-25 08:45:32,318 INFO L444 ceAbstractionStarter]: For program point L881-14(lines 881 885) no Hoare annotation was computed. [2019-11-25 08:45:32,318 INFO L444 ceAbstractionStarter]: For program point L881-15(lines 881 885) no Hoare annotation was computed. [2019-11-25 08:45:32,318 INFO L444 ceAbstractionStarter]: For program point L419-3(lines 419 423) no Hoare annotation was computed. [2019-11-25 08:45:32,318 INFO L444 ceAbstractionStarter]: For program point L881-17(lines 881 885) no Hoare annotation was computed. [2019-11-25 08:45:32,319 INFO L444 ceAbstractionStarter]: For program point L419-6(lines 419 423) no Hoare annotation was computed. [2019-11-25 08:45:32,319 INFO L444 ceAbstractionStarter]: For program point L783(lines 783 791) no Hoare annotation was computed. [2019-11-25 08:45:32,319 INFO L444 ceAbstractionStarter]: For program point L783-1(lines 783 791) no Hoare annotation was computed. [2019-11-25 08:45:32,322 INFO L444 ceAbstractionStarter]: For program point L783-2(lines 783 791) no Hoare annotation was computed. [2019-11-25 08:45:32,322 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-25 08:45:32,322 INFO L444 ceAbstractionStarter]: For program point L554(lines 553 602) no Hoare annotation was computed. [2019-11-25 08:45:32,322 INFO L444 ceAbstractionStarter]: For program point L753(lines 753 770) no Hoare annotation was computed. [2019-11-25 08:45:32,323 INFO L444 ceAbstractionStarter]: For program point L753-1(lines 753 770) no Hoare annotation was computed. [2019-11-25 08:45:32,323 INFO L444 ceAbstractionStarter]: For program point L753-2(lines 753 770) no Hoare annotation was computed. [2019-11-25 08:45:32,323 INFO L444 ceAbstractionStarter]: For program point L753-3(lines 753 770) no Hoare annotation was computed. [2019-11-25 08:45:32,323 INFO L444 ceAbstractionStarter]: For program point L753-4(lines 753 770) no Hoare annotation was computed. [2019-11-25 08:45:32,324 INFO L444 ceAbstractionStarter]: For program point L753-5(lines 753 770) no Hoare annotation was computed. [2019-11-25 08:45:32,324 INFO L444 ceAbstractionStarter]: For program point L555(lines 555 559) no Hoare annotation was computed. [2019-11-25 08:45:32,324 INFO L440 ceAbstractionStarter]: At program point L456(lines 451 459) the Hoare annotation is: false [2019-11-25 08:45:32,324 INFO L440 ceAbstractionStarter]: At program point L456-1(lines 451 459) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~5) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:45:32,324 INFO L440 ceAbstractionStarter]: At program point L456-2(lines 451 459) the Hoare annotation is: false [2019-11-25 08:45:32,325 INFO L440 ceAbstractionStarter]: At program point L456-3(lines 451 459) the Hoare annotation is: false [2019-11-25 08:45:32,325 INFO L440 ceAbstractionStarter]: At program point L456-4(lines 451 459) the Hoare annotation is: false [2019-11-25 08:45:32,325 INFO L440 ceAbstractionStarter]: At program point L456-5(lines 451 459) the Hoare annotation is: false [2019-11-25 08:45:32,325 INFO L440 ceAbstractionStarter]: At program point L721(lines 720 739) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~5) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:45:32,326 INFO L444 ceAbstractionStarter]: For program point L721-1(lines 721 727) no Hoare annotation was computed. [2019-11-25 08:45:32,326 INFO L440 ceAbstractionStarter]: At program point L721-2(lines 720 739) the Hoare annotation is: false [2019-11-25 08:45:32,326 INFO L440 ceAbstractionStarter]: At program point L721-3(lines 720 739) the Hoare annotation is: false [2019-11-25 08:45:32,326 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-25 08:45:32,327 INFO L440 ceAbstractionStarter]: At program point L887(lines 872 890) the Hoare annotation is: false [2019-11-25 08:45:32,327 INFO L440 ceAbstractionStarter]: At program point L887-1(lines 872 890) the Hoare annotation is: false [2019-11-25 08:45:32,327 INFO L440 ceAbstractionStarter]: At program point L887-2(lines 872 890) the Hoare annotation is: false [2019-11-25 08:45:32,327 INFO L440 ceAbstractionStarter]: At program point L887-3(lines 872 890) the Hoare annotation is: false [2019-11-25 08:45:32,328 INFO L440 ceAbstractionStarter]: At program point L887-4(lines 872 890) the Hoare annotation is: false [2019-11-25 08:45:32,328 INFO L440 ceAbstractionStarter]: At program point L887-5(lines 872 890) the Hoare annotation is: false [2019-11-25 08:45:32,328 INFO L440 ceAbstractionStarter]: At program point L623-2(lines 623 637) the Hoare annotation is: false [2019-11-25 08:45:32,329 INFO L444 ceAbstractionStarter]: For program point L624(line 624) no Hoare annotation was computed. [2019-11-25 08:45:32,329 INFO L444 ceAbstractionStarter]: For program point L591(lines 591 597) no Hoare annotation was computed. [2019-11-25 08:45:32,329 INFO L440 ceAbstractionStarter]: At program point L591-1(lines 721 727) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~5) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:45:32,329 INFO L440 ceAbstractionStarter]: At program point L823(lines 816 826) the Hoare annotation is: false [2019-11-25 08:45:32,329 INFO L440 ceAbstractionStarter]: At program point L823-1(lines 816 826) the Hoare annotation is: false [2019-11-25 08:45:32,329 INFO L444 ceAbstractionStarter]: For program point L757(lines 757 765) no Hoare annotation was computed. [2019-11-25 08:45:32,330 INFO L440 ceAbstractionStarter]: At program point L823-2(lines 816 826) the Hoare annotation is: false [2019-11-25 08:45:32,330 INFO L444 ceAbstractionStarter]: For program point L757-1(lines 757 765) no Hoare annotation was computed. [2019-11-25 08:45:32,330 INFO L444 ceAbstractionStarter]: For program point L757-2(lines 757 765) no Hoare annotation was computed. [2019-11-25 08:45:32,330 INFO L444 ceAbstractionStarter]: For program point L757-3(lines 757 765) no Hoare annotation was computed. [2019-11-25 08:45:32,330 INFO L444 ceAbstractionStarter]: For program point L757-4(lines 757 765) no Hoare annotation was computed. [2019-11-25 08:45:32,331 INFO L444 ceAbstractionStarter]: For program point L757-5(lines 757 765) no Hoare annotation was computed. [2019-11-25 08:45:32,331 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-25 08:45:32,331 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 534) no Hoare annotation was computed. [2019-11-25 08:45:32,331 INFO L444 ceAbstractionStarter]: For program point L627(lines 627 631) no Hoare annotation was computed. [2019-11-25 08:45:32,331 INFO L444 ceAbstractionStarter]: For program point L627-1(lines 721 727) no Hoare annotation was computed. [2019-11-25 08:45:32,332 INFO L440 ceAbstractionStarter]: At program point L728(lines 728 734) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~5) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:45:32,332 INFO L440 ceAbstractionStarter]: At program point L728-1(lines 728 734) the Hoare annotation is: false [2019-11-25 08:45:32,332 INFO L440 ceAbstractionStarter]: At program point L728-2(lines 728 734) the Hoare annotation is: false [2019-11-25 08:45:32,332 INFO L444 ceAbstractionStarter]: For program point L563(lines 563 569) no Hoare annotation was computed. [2019-11-25 08:45:32,332 INFO L440 ceAbstractionStarter]: At program point L563-1(lines 563 569) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~5) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:45:32,332 INFO L440 ceAbstractionStarter]: At program point L497(lines 492 500) the Hoare annotation is: false [2019-11-25 08:45:32,333 INFO L440 ceAbstractionStarter]: At program point L497-1(lines 492 500) the Hoare annotation is: false [2019-11-25 08:45:32,333 INFO L444 ceAbstractionStarter]: For program point L431(lines 431 435) no Hoare annotation was computed. [2019-11-25 08:45:32,333 INFO L440 ceAbstractionStarter]: At program point L497-2(lines 492 500) the Hoare annotation is: false [2019-11-25 08:45:32,334 INFO L440 ceAbstractionStarter]: At program point L497-3(lines 492 500) the Hoare annotation is: false [2019-11-25 08:45:32,334 INFO L440 ceAbstractionStarter]: At program point L497-4(lines 492 500) the Hoare annotation is: false [2019-11-25 08:45:32,334 INFO L440 ceAbstractionStarter]: At program point L497-5(lines 492 500) the Hoare annotation is: false [2019-11-25 08:45:32,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:45:32 BoogieIcfgContainer [2019-11-25 08:45:32,383 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-25 08:45:32,383 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:45:32,383 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:45:32,384 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:45:32,384 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:45:30" (3/4) ... [2019-11-25 08:45:32,389 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-25 08:45:32,414 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-25 08:45:32,416 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-25 08:45:32,417 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-25 08:45:32,418 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-25 08:45:32,419 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-25 08:45:32,420 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-25 08:45:32,421 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-25 08:45:32,466 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive) [2019-11-25 08:45:32,467 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 1 == tmp) && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive) [2019-11-25 08:45:32,467 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-25 08:45:32,468 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-25 08:45:32,468 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-25 08:45:32,469 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-25 08:45:32,470 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-25 08:45:32,470 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-25 08:45:32,470 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-25 08:45:32,472 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-25 08:45:32,476 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 1 == tmp) && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-25 08:45:32,578 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_5fc0aa40-7bed-44d1-a2d0-b870cf74ddec/bin/uautomizer/witness.graphml [2019-11-25 08:45:32,578 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:45:32,580 INFO L168 Benchmark]: Toolchain (without parser) took 3593.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -184.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:45:32,580 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:45:32,581 INFO L168 Benchmark]: CACSL2BoogieTranslator took 608.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -191.3 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:45:32,581 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:45:32,582 INFO L168 Benchmark]: Boogie Preprocessor took 41.61 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:45:32,582 INFO L168 Benchmark]: RCFGBuilder took 839.78 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: 66.7 MB). Peak memory consumption was 66.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:45:32,583 INFO L168 Benchmark]: TraceAbstraction took 1839.33 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: -82.9 MB). Peak memory consumption was 178.6 MB. Max. memory is 11.5 GB. [2019-11-25 08:45:32,583 INFO L168 Benchmark]: Witness Printer took 194.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 11.5 GB. [2019-11-25 08:45:32,586 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 608.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -191.3 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 65.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.61 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 839.78 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: 66.7 MB). Peak memory consumption was 66.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1839.33 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: -82.9 MB). Peak memory consumption was 178.6 MB. Max. memory is 11.5 GB. * Witness Printer took 194.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 534]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 534]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 534]: 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: 698]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 688]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 623]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: (((\result == 1 && 1 == tmp) && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 563]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 940]: Loop Invariant Derived loop invariant: ((\result == 1 && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 552]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 492]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 728]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 728]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 728]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: (((\result == 1 && 1 == tmp) && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 816]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 107 locations, 3 error locations. Result: SAFE, OverallTime: 1.7s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, HoareTripleCheckerStatistics: 432 SDtfs, 632 SDslu, 396 SDs, 0 SdLazy, 68 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s 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=116occurred 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, 139 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 130 NumberOfFragments, 194 HoareAnnotationTreeSize, 44 FomulaSimplifications, 3929 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 44 FomulaSimplificationsInter, 263 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 4325 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...