./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_48fdf3fd-b80d-48cf-8cbd-dc018a35406c/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_48fdf3fd-b80d-48cf-8cbd-dc018a35406c/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_48fdf3fd-b80d-48cf-8cbd-dc018a35406c/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_48fdf3fd-b80d-48cf-8cbd-dc018a35406c/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_48fdf3fd-b80d-48cf-8cbd-dc018a35406c/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_48fdf3fd-b80d-48cf-8cbd-dc018a35406c/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ebcff49133dade640f52684ce96120818f74fe08 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:11:45,229 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:11:45,232 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:11:45,301 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:11:45,302 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:11:45,307 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:11:45,311 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:11:45,319 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:11:45,321 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:11:45,323 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:11:45,325 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:11:45,328 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:11:45,329 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:11:45,338 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:11:45,341 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:11:45,343 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:11:45,345 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:11:45,348 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:11:45,351 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:11:45,358 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:11:45,368 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:11:45,369 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:11:45,371 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:11:45,372 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:11:45,375 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:11:45,376 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:11:45,376 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:11:45,377 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:11:45,378 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:11:45,379 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:11:45,379 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:11:45,380 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:11:45,381 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:11:45,382 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:11:45,383 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:11:45,384 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:11:45,384 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:11:45,385 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:11:45,385 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:11:45,386 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:11:45,387 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:11:45,387 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_48fdf3fd-b80d-48cf-8cbd-dc018a35406c/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-28 03:11:45,410 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:11:45,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:11:45,412 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:11:45,412 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:11:45,412 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:11:45,412 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:11:45,412 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 03:11:45,413 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:11:45,413 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 03:11:45,413 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:11:45,413 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:11:45,413 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:11:45,414 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:11:45,414 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 03:11:45,414 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:11:45,414 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:11:45,414 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:11:45,415 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:11:45,415 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:11:45,415 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:11:45,415 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:11:45,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:11:45,416 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:11:45,416 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:11:45,416 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:11:45,416 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:11:45,417 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:11:45,417 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:11:45,417 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:11:45,417 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_48fdf3fd-b80d-48cf-8cbd-dc018a35406c/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_48fdf3fd-b80d-48cf-8cbd-dc018a35406c/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ebcff49133dade640f52684ce96120818f74fe08 [2020-11-28 03:11:45,682 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:11:45,706 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:11:45,709 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:11:45,710 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:11:45,711 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:11:45,712 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_48fdf3fd-b80d-48cf-8cbd-dc018a35406c/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c [2020-11-28 03:11:45,781 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_48fdf3fd-b80d-48cf-8cbd-dc018a35406c/bin/uautomizer/data/3bbd89397/b16857476df34488951e066f4a56933a/FLAG9ffa3c1e1 [2020-11-28 03:11:46,382 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:11:46,383 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_48fdf3fd-b80d-48cf-8cbd-dc018a35406c/sv-benchmarks/c/product-lines/minepump_spec1_product30.cil.c [2020-11-28 03:11:46,398 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_48fdf3fd-b80d-48cf-8cbd-dc018a35406c/bin/uautomizer/data/3bbd89397/b16857476df34488951e066f4a56933a/FLAG9ffa3c1e1 [2020-11-28 03:11:46,690 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_48fdf3fd-b80d-48cf-8cbd-dc018a35406c/bin/uautomizer/data/3bbd89397/b16857476df34488951e066f4a56933a [2020-11-28 03:11:46,694 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:11:46,696 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:11:46,698 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:11:46,698 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:11:46,702 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:11:46,703 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:11:46" (1/1) ... [2020-11-28 03:11:46,705 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52547ab1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:46, skipping insertion in model container [2020-11-28 03:11:46,706 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:11:46" (1/1) ... [2020-11-28 03:11:46,715 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:11:46,768 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:11:47,186 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:11:47,208 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 03:11:47,368 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:11:47,408 INFO L208 MainTranslator]: Completed translation [2020-11-28 03:11:47,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:47 WrapperNode [2020-11-28 03:11:47,409 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:11:47,410 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 03:11:47,410 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 03:11:47,411 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 03:11:47,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:47" (1/1) ... [2020-11-28 03:11:47,445 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:47" (1/1) ... [2020-11-28 03:11:47,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 03:11:47,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 03:11:47,503 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 03:11:47,503 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 03:11:47,512 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:47" (1/1) ... [2020-11-28 03:11:47,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:47" (1/1) ... [2020-11-28 03:11:47,518 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:47" (1/1) ... [2020-11-28 03:11:47,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:47" (1/1) ... [2020-11-28 03:11:47,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:47" (1/1) ... [2020-11-28 03:11:47,540 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:47" (1/1) ... [2020-11-28 03:11:47,544 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:47" (1/1) ... [2020-11-28 03:11:47,551 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 03:11:47,552 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 03:11:47,552 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 03:11:47,552 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 03:11:47,553 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_48fdf3fd-b80d-48cf-8cbd-dc018a35406c/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 [2020-11-28 03:11:47,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 03:11:47,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 03:11:47,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 03:11:47,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 03:11:48,756 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 03:11:48,757 INFO L298 CfgBuilder]: Removed 164 assume(true) statements. [2020-11-28 03:11:48,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:11:48 BoogieIcfgContainer [2020-11-28 03:11:48,761 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 03:11:48,765 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 03:11:48,766 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 03:11:48,769 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 03:11:48,770 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:11:46" (1/3) ... [2020-11-28 03:11:48,771 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ccf7273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:11:48, skipping insertion in model container [2020-11-28 03:11:48,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:47" (2/3) ... [2020-11-28 03:11:48,771 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ccf7273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:11:48, skipping insertion in model container [2020-11-28 03:11:48,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:11:48" (3/3) ... [2020-11-28 03:11:48,773 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product30.cil.c [2020-11-28 03:11:48,789 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 03:11:48,794 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-28 03:11:48,809 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-28 03:11:48,844 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 03:11:48,844 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 03:11:48,844 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 03:11:48,844 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 03:11:48,845 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 03:11:48,845 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 03:11:48,845 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 03:11:48,845 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 03:11:48,861 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states. [2020-11-28 03:11:48,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-28 03:11:48,871 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:48,872 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:11:48,873 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:48,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:48,880 INFO L82 PathProgramCache]: Analyzing trace with hash -113250139, now seen corresponding path program 1 times [2020-11-28 03:11:48,891 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:48,891 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075038716] [2020-11-28 03:11:48,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:49,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:49,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:49,256 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075038716] [2020-11-28 03:11:49,257 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:49,257 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:11:49,259 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [95981923] [2020-11-28 03:11:49,264 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-28 03:11:49,264 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:49,281 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-28 03:11:49,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 03:11:49,284 INFO L87 Difference]: Start difference. First operand 108 states. Second operand 2 states. [2020-11-28 03:11:49,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:49,344 INFO L93 Difference]: Finished difference Result 207 states and 308 transitions. [2020-11-28 03:11:49,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-28 03:11:49,346 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-11-28 03:11:49,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:49,370 INFO L225 Difference]: With dead ends: 207 [2020-11-28 03:11:49,370 INFO L226 Difference]: Without dead ends: 101 [2020-11-28 03:11:49,374 INFO L677 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 [2020-11-28 03:11:49,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-11-28 03:11:49,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2020-11-28 03:11:49,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-11-28 03:11:49,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 144 transitions. [2020-11-28 03:11:49,444 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 144 transitions. Word has length 16 [2020-11-28 03:11:49,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:49,444 INFO L481 AbstractCegarLoop]: Abstraction has 101 states and 144 transitions. [2020-11-28 03:11:49,445 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-28 03:11:49,446 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2020-11-28 03:11:49,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 03:11:49,450 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:49,450 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:11:49,451 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-28 03:11:49,451 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:49,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:49,455 INFO L82 PathProgramCache]: Analyzing trace with hash -1160007036, now seen corresponding path program 1 times [2020-11-28 03:11:49,456 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:49,456 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1265084338] [2020-11-28 03:11:49,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:49,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:49,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:49,638 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1265084338] [2020-11-28 03:11:49,638 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:49,638 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:49,639 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731994020] [2020-11-28 03:11:49,640 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:49,641 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:49,641 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:49,642 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:49,642 INFO L87 Difference]: Start difference. First operand 101 states and 144 transitions. Second operand 3 states. [2020-11-28 03:11:49,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:49,654 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2020-11-28 03:11:49,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:49,655 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-11-28 03:11:49,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:49,656 INFO L225 Difference]: With dead ends: 101 [2020-11-28 03:11:49,657 INFO L226 Difference]: Without dead ends: 43 [2020-11-28 03:11:49,658 INFO L677 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 [2020-11-28 03:11:49,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2020-11-28 03:11:49,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2020-11-28 03:11:49,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2020-11-28 03:11:49,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2020-11-28 03:11:49,665 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 17 [2020-11-28 03:11:49,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:49,666 INFO L481 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2020-11-28 03:11:49,666 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:49,666 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2020-11-28 03:11:49,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-28 03:11:49,668 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:49,668 INFO L422 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] [2020-11-28 03:11:49,668 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-28 03:11:49,669 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:49,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:49,670 INFO L82 PathProgramCache]: Analyzing trace with hash 1358801466, now seen corresponding path program 1 times [2020-11-28 03:11:49,670 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:49,670 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162086628] [2020-11-28 03:11:49,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:49,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:49,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:49,749 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162086628] [2020-11-28 03:11:49,749 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:49,749 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:11:49,750 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915242777] [2020-11-28 03:11:49,750 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:11:49,750 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:49,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:11:49,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:11:49,752 INFO L87 Difference]: Start difference. First operand 43 states and 61 transitions. Second operand 3 states. [2020-11-28 03:11:49,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:49,777 INFO L93 Difference]: Finished difference Result 80 states and 116 transitions. [2020-11-28 03:11:49,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:11:49,778 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-11-28 03:11:49,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:49,779 INFO L225 Difference]: With dead ends: 80 [2020-11-28 03:11:49,780 INFO L226 Difference]: Without dead ends: 43 [2020-11-28 03:11:49,780 INFO L677 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 [2020-11-28 03:11:49,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2020-11-28 03:11:49,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2020-11-28 03:11:49,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2020-11-28 03:11:49,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 60 transitions. [2020-11-28 03:11:49,787 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 60 transitions. Word has length 22 [2020-11-28 03:11:49,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:49,788 INFO L481 AbstractCegarLoop]: Abstraction has 43 states and 60 transitions. [2020-11-28 03:11:49,788 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:11:49,788 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2020-11-28 03:11:49,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 03:11:49,789 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:49,790 INFO L422 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] [2020-11-28 03:11:49,790 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-28 03:11:49,790 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:49,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:49,791 INFO L82 PathProgramCache]: Analyzing trace with hash 2042078472, now seen corresponding path program 1 times [2020-11-28 03:11:49,791 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:49,792 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177837404] [2020-11-28 03:11:49,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:49,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:49,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:49,894 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177837404] [2020-11-28 03:11:49,894 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:49,894 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 03:11:49,894 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710020382] [2020-11-28 03:11:49,895 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:11:49,895 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:49,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:11:49,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:11:49,896 INFO L87 Difference]: Start difference. First operand 43 states and 60 transitions. Second operand 5 states. [2020-11-28 03:11:50,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:50,055 INFO L93 Difference]: Finished difference Result 204 states and 303 transitions. [2020-11-28 03:11:50,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-28 03:11:50,056 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-11-28 03:11:50,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:50,059 INFO L225 Difference]: With dead ends: 204 [2020-11-28 03:11:50,059 INFO L226 Difference]: Without dead ends: 167 [2020-11-28 03:11:50,060 INFO L677 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 [2020-11-28 03:11:50,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2020-11-28 03:11:50,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 76. [2020-11-28 03:11:50,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-11-28 03:11:50,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 108 transitions. [2020-11-28 03:11:50,081 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 108 transitions. Word has length 24 [2020-11-28 03:11:50,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:50,081 INFO L481 AbstractCegarLoop]: Abstraction has 76 states and 108 transitions. [2020-11-28 03:11:50,082 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:11:50,082 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2020-11-28 03:11:50,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-28 03:11:50,083 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:11:50,083 INFO L422 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] [2020-11-28 03:11:50,084 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-28 03:11:50,084 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:11:50,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:11:50,085 INFO L82 PathProgramCache]: Analyzing trace with hash -1843821250, now seen corresponding path program 1 times [2020-11-28 03:11:50,085 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:11:50,085 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192076102] [2020-11-28 03:11:50,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:11:50,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:11:50,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:11:50,189 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192076102] [2020-11-28 03:11:50,189 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:11:50,189 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 03:11:50,190 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207168012] [2020-11-28 03:11:50,190 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:11:50,190 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:11:50,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:11:50,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:11:50,191 INFO L87 Difference]: Start difference. First operand 76 states and 108 transitions. Second operand 5 states. [2020-11-28 03:11:50,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:11:50,280 INFO L93 Difference]: Finished difference Result 174 states and 257 transitions. [2020-11-28 03:11:50,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 03:11:50,281 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-11-28 03:11:50,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:11:50,281 INFO L225 Difference]: With dead ends: 174 [2020-11-28 03:11:50,282 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 03:11:50,283 INFO L677 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 [2020-11-28 03:11:50,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 03:11:50,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 03:11:50,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 03:11:50,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 03:11:50,284 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2020-11-28 03:11:50,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:11:50,284 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 03:11:50,285 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:11:50,285 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 03:11:50,285 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 03:11:50,285 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-28 03:11:50,287 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 03:11:50,627 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:11:50,627 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-28 03:11:50,627 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-28 03:11:50,628 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-28 03:11:50,628 INFO L274 CegarLoopResult]: For program point L895(lines 894 941) no Hoare annotation was computed. [2020-11-28 03:11:50,628 INFO L274 CegarLoopResult]: For program point L896(lines 896 900) no Hoare annotation was computed. [2020-11-28 03:11:50,628 INFO L274 CegarLoopResult]: For program point L698(lines 698 706) no Hoare annotation was computed. [2020-11-28 03:11:50,628 INFO L274 CegarLoopResult]: For program point L698-1(lines 698 706) no Hoare annotation was computed. [2020-11-28 03:11:50,628 INFO L274 CegarLoopResult]: For program point L698-2(lines 698 706) no Hoare annotation was computed. [2020-11-28 03:11:50,628 INFO L274 CegarLoopResult]: For program point L698-3(lines 698 706) no Hoare annotation was computed. [2020-11-28 03:11:50,629 INFO L274 CegarLoopResult]: For program point L698-4(lines 698 706) no Hoare annotation was computed. [2020-11-28 03:11:50,629 INFO L274 CegarLoopResult]: For program point L698-5(lines 698 706) no Hoare annotation was computed. [2020-11-28 03:11:50,629 INFO L270 CegarLoopResult]: At program point L534(lines 1 949) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-28 03:11:50,629 INFO L270 CegarLoopResult]: At program point L105(lines 101 107) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-28 03:11:50,629 INFO L274 CegarLoopResult]: For program point L932(lines 932 936) no Hoare annotation was computed. [2020-11-28 03:11:50,630 INFO L270 CegarLoopResult]: At program point L932-2(lines 662 668) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:11:50,630 INFO L274 CegarLoopResult]: For program point L866(lines 866 879) no Hoare annotation was computed. [2020-11-28 03:11:50,630 INFO L270 CegarLoopResult]: At program point L866-1(lines 1 949) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:11:50,630 INFO L274 CegarLoopResult]: For program point L866-2(lines 866 879) no Hoare annotation was computed. [2020-11-28 03:11:50,630 INFO L270 CegarLoopResult]: At program point L866-3(lines 1 949) the Hoare annotation is: false [2020-11-28 03:11:50,631 INFO L274 CegarLoopResult]: For program point L866-4(lines 866 879) no Hoare annotation was computed. [2020-11-28 03:11:50,631 INFO L270 CegarLoopResult]: At program point L866-5(lines 1 949) the Hoare annotation is: false [2020-11-28 03:11:50,631 INFO L270 CegarLoopResult]: At program point L669(lines 669 675) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:11:50,631 INFO L270 CegarLoopResult]: At program point L636(lines 631 639) the Hoare annotation is: false [2020-11-28 03:11:50,631 INFO L270 CegarLoopResult]: At program point L669-1(lines 669 675) the Hoare annotation is: false [2020-11-28 03:11:50,631 INFO L270 CegarLoopResult]: At program point L636-1(lines 631 639) the Hoare annotation is: false [2020-11-28 03:11:50,632 INFO L270 CegarLoopResult]: At program point L669-2(lines 669 675) the Hoare annotation is: false [2020-11-28 03:11:50,632 INFO L274 CegarLoopResult]: For program point L570(lines 570 574) no Hoare annotation was computed. [2020-11-28 03:11:50,632 INFO L270 CegarLoopResult]: At program point L636-2(lines 631 639) the Hoare annotation is: false [2020-11-28 03:11:50,632 INFO L270 CegarLoopResult]: At program point L636-3(lines 631 639) the Hoare annotation is: false [2020-11-28 03:11:50,632 INFO L270 CegarLoopResult]: At program point L636-4(lines 631 639) the Hoare annotation is: false [2020-11-28 03:11:50,632 INFO L270 CegarLoopResult]: At program point L636-5(lines 631 639) the Hoare annotation is: false [2020-11-28 03:11:50,633 INFO L277 CegarLoopResult]: At program point L141(lines 122 144) the Hoare annotation is: true [2020-11-28 03:11:50,633 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:11:50,633 INFO L274 CegarLoopResult]: For program point L870(lines 870 876) no Hoare annotation was computed. [2020-11-28 03:11:50,633 INFO L274 CegarLoopResult]: For program point L870-2(lines 870 876) no Hoare annotation was computed. [2020-11-28 03:11:50,633 INFO L274 CegarLoopResult]: For program point L870-4(lines 870 876) no Hoare annotation was computed. [2020-11-28 03:11:50,633 INFO L274 CegarLoopResult]: For program point L904(lines 904 910) no Hoare annotation was computed. [2020-11-28 03:11:50,634 INFO L270 CegarLoopResult]: At program point L904-1(lines 904 910) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:11:50,634 INFO L274 CegarLoopResult]: For program point L839(lines 839 843) no Hoare annotation was computed. [2020-11-28 03:11:50,634 INFO L274 CegarLoopResult]: For program point L839-2(lines 839 843) no Hoare annotation was computed. [2020-11-28 03:11:50,634 INFO L274 CegarLoopResult]: For program point L839-3(lines 839 843) no Hoare annotation was computed. [2020-11-28 03:11:50,634 INFO L274 CegarLoopResult]: For program point L839-5(lines 839 843) no Hoare annotation was computed. [2020-11-28 03:11:50,634 INFO L274 CegarLoopResult]: For program point L839-6(lines 839 843) no Hoare annotation was computed. [2020-11-28 03:11:50,635 INFO L274 CegarLoopResult]: For program point L839-8(lines 839 843) no Hoare annotation was computed. [2020-11-28 03:11:50,635 INFO L270 CegarLoopResult]: At program point L542(lines 537 545) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-11-28 03:11:50,635 INFO L274 CegarLoopResult]: For program point L839-9(lines 839 843) no Hoare annotation was computed. [2020-11-28 03:11:50,635 INFO L274 CegarLoopResult]: For program point L839-11(lines 839 843) no Hoare annotation was computed. [2020-11-28 03:11:50,635 INFO L274 CegarLoopResult]: For program point L839-12(lines 839 843) no Hoare annotation was computed. [2020-11-28 03:11:50,635 INFO L274 CegarLoopResult]: For program point L839-14(lines 839 843) no Hoare annotation was computed. [2020-11-28 03:11:50,636 INFO L274 CegarLoopResult]: For program point L839-15(lines 839 843) no Hoare annotation was computed. [2020-11-28 03:11:50,636 INFO L274 CegarLoopResult]: For program point L839-17(lines 839 843) no Hoare annotation was computed. [2020-11-28 03:11:50,636 INFO L270 CegarLoopResult]: At program point L942(lines 893 943) the Hoare annotation is: false [2020-11-28 03:11:50,636 INFO L274 CegarLoopResult]: For program point L645(line 645) no Hoare annotation was computed. [2020-11-28 03:11:50,636 INFO L274 CegarLoopResult]: For program point L645-1(line 645) no Hoare annotation was computed. [2020-11-28 03:11:50,636 INFO L274 CegarLoopResult]: For program point L645-2(line 645) no Hoare annotation was computed. [2020-11-28 03:11:50,636 INFO L270 CegarLoopResult]: At program point L845(lines 830 848) the Hoare annotation is: false [2020-11-28 03:11:50,637 INFO L270 CegarLoopResult]: At program point L845-1(lines 830 848) the Hoare annotation is: false [2020-11-28 03:11:50,637 INFO L270 CegarLoopResult]: At program point L845-2(lines 830 848) the Hoare annotation is: false [2020-11-28 03:11:50,637 INFO L270 CegarLoopResult]: At program point L845-3(lines 830 848) the Hoare annotation is: false [2020-11-28 03:11:50,637 INFO L270 CegarLoopResult]: At program point L845-4(lines 830 848) the Hoare annotation is: false [2020-11-28 03:11:50,637 INFO L270 CegarLoopResult]: At program point L845-5(lines 830 848) the Hoare annotation is: false [2020-11-28 03:11:50,637 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 03:11:50,638 INFO L274 CegarLoopResult]: For program point L582(lines 582 586) no Hoare annotation was computed. [2020-11-28 03:11:50,638 INFO L270 CegarLoopResult]: At program point L54-2(lines 54 68) the Hoare annotation is: false [2020-11-28 03:11:50,638 INFO L270 CegarLoopResult]: At program point L781(lines 774 784) the Hoare annotation is: false [2020-11-28 03:11:50,638 INFO L270 CegarLoopResult]: At program point L781-1(lines 774 784) the Hoare annotation is: false [2020-11-28 03:11:50,638 INFO L270 CegarLoopResult]: At program point L781-2(lines 774 784) the Hoare annotation is: false [2020-11-28 03:11:50,641 INFO L274 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-11-28 03:11:50,641 INFO L274 CegarLoopResult]: For program point L914(lines 914 920) no Hoare annotation was computed. [2020-11-28 03:11:50,641 INFO L270 CegarLoopResult]: At program point L914-1(lines 914 920) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:11:50,641 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 03:11:50,641 INFO L274 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-11-28 03:11:50,642 INFO L274 CegarLoopResult]: For program point L58-1(lines 662 668) no Hoare annotation was computed. [2020-11-28 03:11:50,642 INFO L274 CegarLoopResult]: For program point L720(lines 720 737) no Hoare annotation was computed. [2020-11-28 03:11:50,642 INFO L274 CegarLoopResult]: For program point L720-1(lines 720 737) no Hoare annotation was computed. [2020-11-28 03:11:50,642 INFO L274 CegarLoopResult]: For program point L720-2(lines 720 737) no Hoare annotation was computed. [2020-11-28 03:11:50,643 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-28 03:11:50,643 INFO L274 CegarLoopResult]: For program point L558(lines 558 562) no Hoare annotation was computed. [2020-11-28 03:11:50,643 INFO L274 CegarLoopResult]: For program point L558-3(lines 558 562) no Hoare annotation was computed. [2020-11-28 03:11:50,643 INFO L274 CegarLoopResult]: For program point L558-6(lines 558 562) no Hoare annotation was computed. [2020-11-28 03:11:50,644 INFO L270 CegarLoopResult]: At program point L790(lines 785 793) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:11:50,644 INFO L270 CegarLoopResult]: At program point L790-1(lines 785 793) the Hoare annotation is: false [2020-11-28 03:11:50,644 INFO L274 CegarLoopResult]: For program point L724(lines 724 732) no Hoare annotation was computed. [2020-11-28 03:11:50,644 INFO L270 CegarLoopResult]: At program point L790-2(lines 785 793) the Hoare annotation is: false [2020-11-28 03:11:50,644 INFO L274 CegarLoopResult]: For program point L724-1(lines 724 732) no Hoare annotation was computed. [2020-11-28 03:11:50,644 INFO L274 CegarLoopResult]: For program point L724-2(lines 724 732) no Hoare annotation was computed. [2020-11-28 03:11:50,644 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-28 03:11:50,645 INFO L274 CegarLoopResult]: For program point L924(lines 924 937) no Hoare annotation was computed. [2020-11-28 03:11:50,645 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:11:50,645 INFO L274 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-11-28 03:11:50,645 INFO L277 CegarLoopResult]: At program point L132-1(lines 132 139) the Hoare annotation is: true [2020-11-28 03:11:50,645 INFO L274 CegarLoopResult]: For program point L694(lines 694 711) no Hoare annotation was computed. [2020-11-28 03:11:50,645 INFO L274 CegarLoopResult]: For program point L694-1(lines 694 711) no Hoare annotation was computed. [2020-11-28 03:11:50,646 INFO L274 CegarLoopResult]: For program point L694-2(lines 694 711) no Hoare annotation was computed. [2020-11-28 03:11:50,646 INFO L270 CegarLoopResult]: At program point L595(lines 590 598) the Hoare annotation is: false [2020-11-28 03:11:50,646 INFO L274 CegarLoopResult]: For program point L694-3(lines 694 711) no Hoare annotation was computed. [2020-11-28 03:11:50,646 INFO L270 CegarLoopResult]: At program point L595-1(lines 590 598) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:11:50,646 INFO L274 CegarLoopResult]: For program point L694-4(lines 694 711) no Hoare annotation was computed. [2020-11-28 03:11:50,646 INFO L270 CegarLoopResult]: At program point L595-2(lines 590 598) the Hoare annotation is: false [2020-11-28 03:11:50,647 INFO L274 CegarLoopResult]: For program point L694-5(lines 694 711) no Hoare annotation was computed. [2020-11-28 03:11:50,647 INFO L270 CegarLoopResult]: At program point L595-3(lines 590 598) the Hoare annotation is: false [2020-11-28 03:11:50,647 INFO L270 CegarLoopResult]: At program point L595-4(lines 590 598) the Hoare annotation is: false [2020-11-28 03:11:50,647 INFO L270 CegarLoopResult]: At program point L595-5(lines 590 598) the Hoare annotation is: false [2020-11-28 03:11:50,647 INFO L270 CegarLoopResult]: At program point L662(lines 661 680) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-11-28 03:11:50,647 INFO L274 CegarLoopResult]: For program point L662-1(lines 662 668) no Hoare annotation was computed. [2020-11-28 03:11:50,648 INFO L270 CegarLoopResult]: At program point L662-2(lines 661 680) the Hoare annotation is: false [2020-11-28 03:11:50,648 INFO L270 CegarLoopResult]: At program point L662-3(lines 661 680) the Hoare annotation is: false [2020-11-28 03:11:50,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:11:50 BoogieIcfgContainer [2020-11-28 03:11:50,682 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 03:11:50,683 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 03:11:50,683 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 03:11:50,683 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 03:11:50,684 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:11:48" (3/4) ... [2020-11-28 03:11:50,694 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 03:11:50,722 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-28 03:11:50,724 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-28 03:11:50,725 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-28 03:11:50,726 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-28 03:11:50,727 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-28 03:11:50,728 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:11:50,729 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:11:50,758 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2020-11-28 03:11:50,893 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_48fdf3fd-b80d-48cf-8cbd-dc018a35406c/bin/uautomizer/witness.graphml [2020-11-28 03:11:50,893 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 03:11:50,895 INFO L168 Benchmark]: Toolchain (without parser) took 4198.59 ms. Allocated memory was 102.8 MB in the beginning and 136.3 MB in the end (delta: 33.6 MB). Free memory was 71.2 MB in the beginning and 102.6 MB in the end (delta: -31.4 MB). Peak memory consumption was 54.0 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:50,896 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 77.6 MB. Free memory was 35.8 MB in the beginning and 35.7 MB in the end (delta: 38.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:11:50,897 INFO L168 Benchmark]: CACSL2BoogieTranslator took 711.25 ms. Allocated memory is still 102.8 MB. Free memory was 71.0 MB in the beginning and 69.7 MB in the end (delta: 1.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:50,897 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.76 ms. Allocated memory is still 102.8 MB. Free memory was 69.7 MB in the beginning and 66.1 MB in the end (delta: 3.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:50,898 INFO L168 Benchmark]: Boogie Preprocessor took 48.38 ms. Allocated memory is still 102.8 MB. Free memory was 66.1 MB in the beginning and 63.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:50,899 INFO L168 Benchmark]: RCFGBuilder took 1209.01 ms. Allocated memory is still 102.8 MB. Free memory was 63.4 MB in the beginning and 50.2 MB in the end (delta: 13.2 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:50,899 INFO L168 Benchmark]: TraceAbstraction took 1918.04 ms. Allocated memory was 102.8 MB in the beginning and 136.3 MB in the end (delta: 33.6 MB). Free memory was 49.6 MB in the beginning and 52.4 MB in the end (delta: -2.8 MB). Peak memory consumption was 31.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:50,900 INFO L168 Benchmark]: Witness Printer took 210.04 ms. Allocated memory is still 136.3 MB. Free memory was 52.4 MB in the beginning and 102.6 MB in the end (delta: -50.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:50,903 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 77.6 MB. Free memory was 35.8 MB in the beginning and 35.7 MB in the end (delta: 38.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 711.25 ms. Allocated memory is still 102.8 MB. Free memory was 71.0 MB in the beginning and 69.7 MB in the end (delta: 1.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 91.76 ms. Allocated memory is still 102.8 MB. Free memory was 69.7 MB in the beginning and 66.1 MB in the end (delta: 3.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 48.38 ms. Allocated memory is still 102.8 MB. Free memory was 66.1 MB in the beginning and 63.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1209.01 ms. Allocated memory is still 102.8 MB. Free memory was 63.4 MB in the beginning and 50.2 MB in the end (delta: 13.2 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1918.04 ms. Allocated memory was 102.8 MB in the beginning and 136.3 MB in the end (delta: 33.6 MB). Free memory was 49.6 MB in the beginning and 52.4 MB in the end (delta: -2.8 MB). Peak memory consumption was 31.4 MB. Max. memory is 16.1 GB. * Witness Printer took 210.04 ms. Allocated memory is still 136.3 MB. Free memory was 52.4 MB in the beginning and 102.6 MB in the end (delta: -50.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: 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: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 662]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 661]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 661]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 631]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 661]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: ((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 904]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 108 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 412 SDtfs, 404 SDslu, 332 SDs, 0 SdLazy, 58 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=108occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 91 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 43 PreInvPairs, 84 NumberOfFragments, 145 HoareAnnotationTreeSize, 43 FomulaSimplifications, 1274 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 43 FomulaSimplificationsInter, 60 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 4199 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, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...