./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product17.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_6e39cf9b-1dff-4f84-a197-38233f0501cf/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_6e39cf9b-1dff-4f84-a197-38233f0501cf/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6e39cf9b-1dff-4f84-a197-38233f0501cf/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6e39cf9b-1dff-4f84-a197-38233f0501cf/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_6e39cf9b-1dff-4f84-a197-38233f0501cf/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6e39cf9b-1dff-4f84-a197-38233f0501cf/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 d2adcf2b9b8b03691138caa579df024fc7b4a734 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 08:49:27,330 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:49:27,332 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:49:27,347 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:49:27,347 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:49:27,348 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:49:27,350 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:49:27,358 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:49:27,363 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:49:27,367 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:49:27,368 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:49:27,369 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:49:27,369 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:49:27,371 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:49:27,372 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:49:27,373 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:49:27,374 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:49:27,374 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:49:27,377 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:49:27,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:49:27,384 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:49:27,388 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:49:27,389 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:49:27,389 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:49:27,393 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:49:27,393 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:49:27,393 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:49:27,395 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:49:27,395 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:49:27,396 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:49:27,396 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:49:27,397 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:49:27,398 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:49:27,399 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:49:27,400 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:49:27,400 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:49:27,401 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:49:27,401 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:49:27,401 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:49:27,402 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:49:27,403 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:49:27,404 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6e39cf9b-1dff-4f84-a197-38233f0501cf/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 08:49:27,431 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:49:27,431 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:49:27,432 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:49:27,432 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:49:27,432 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:49:27,433 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:49:27,433 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 08:49:27,433 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:49:27,433 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 08:49:27,433 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:49:27,434 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 08:49:27,434 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 08:49:27,434 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 08:49:27,434 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 08:49:27,434 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:49:27,434 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:49:27,435 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 08:49:27,435 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:49:27,435 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:49:27,435 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 08:49:27,435 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 08:49:27,435 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:49:27,436 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:49:27,436 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 08:49:27,436 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 08:49:27,436 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:49:27,436 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 08:49:27,437 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 08:49:27,437 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_6e39cf9b-1dff-4f84-a197-38233f0501cf/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 -> d2adcf2b9b8b03691138caa579df024fc7b4a734 [2019-11-25 08:49:27,610 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:49:27,625 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:49:27,628 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:49:27,629 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:49:27,630 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:49:27,632 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6e39cf9b-1dff-4f84-a197-38233f0501cf/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c [2019-11-25 08:49:27,695 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6e39cf9b-1dff-4f84-a197-38233f0501cf/bin/uautomizer/data/fc94b54a2/037ab828ef884e83a4648a3c1134038a/FLAGa7489a680 [2019-11-25 08:49:28,178 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:49:28,179 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6e39cf9b-1dff-4f84-a197-38233f0501cf/sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c [2019-11-25 08:49:28,194 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6e39cf9b-1dff-4f84-a197-38233f0501cf/bin/uautomizer/data/fc94b54a2/037ab828ef884e83a4648a3c1134038a/FLAGa7489a680 [2019-11-25 08:49:28,498 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6e39cf9b-1dff-4f84-a197-38233f0501cf/bin/uautomizer/data/fc94b54a2/037ab828ef884e83a4648a3c1134038a [2019-11-25 08:49:28,500 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:49:28,501 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:49:28,502 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:49:28,503 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:49:28,506 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:49:28,507 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:49:28" (1/1) ... [2019-11-25 08:49:28,509 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a60956a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:28, skipping insertion in model container [2019-11-25 08:49:28,510 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:49:28" (1/1) ... [2019-11-25 08:49:28,517 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:49:28,567 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:49:28,883 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:49:28,894 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:49:28,986 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:49:29,018 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:49:29,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:29 WrapperNode [2019-11-25 08:49:29,019 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:49:29,019 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:49:29,020 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:49:29,020 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:49:29,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:29" (1/1) ... [2019-11-25 08:49:29,042 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:29" (1/1) ... [2019-11-25 08:49:29,082 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:49:29,082 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:49:29,083 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:49:29,083 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:49:29,095 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:29" (1/1) ... [2019-11-25 08:49:29,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:29" (1/1) ... [2019-11-25 08:49:29,100 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:29" (1/1) ... [2019-11-25 08:49:29,109 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:29" (1/1) ... [2019-11-25 08:49:29,118 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:29" (1/1) ... [2019-11-25 08:49:29,133 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:29" (1/1) ... [2019-11-25 08:49:29,141 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:29" (1/1) ... [2019-11-25 08:49:29,148 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:49:29,150 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:49:29,150 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:49:29,150 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:49:29,151 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6e39cf9b-1dff-4f84-a197-38233f0501cf/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 08:49:29,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-25 08:49:29,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-25 08:49:29,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:49:29,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:49:29,928 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:49:29,928 INFO L284 CfgBuilder]: Removed 96 assume(true) statements. [2019-11-25 08:49:29,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:49:29 BoogieIcfgContainer [2019-11-25 08:49:29,930 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:49:29,931 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-25 08:49:29,931 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-25 08:49:29,934 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-25 08:49:29,934 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:49:28" (1/3) ... [2019-11-25 08:49:29,937 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bed01fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:49:29, skipping insertion in model container [2019-11-25 08:49:29,937 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:49:29" (2/3) ... [2019-11-25 08:49:29,937 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bed01fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:49:29, skipping insertion in model container [2019-11-25 08:49:29,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:49:29" (3/3) ... [2019-11-25 08:49:29,946 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product17.cil.c [2019-11-25 08:49:29,955 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-25 08:49:29,969 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-25 08:49:29,979 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-25 08:49:30,016 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-25 08:49:30,016 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-25 08:49:30,016 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-25 08:49:30,016 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:49:30,017 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:49:30,017 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-25 08:49:30,017 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:49:30,017 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-25 08:49:30,033 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states. [2019-11-25 08:49:30,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-25 08:49:30,039 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:49:30,040 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:49:30,040 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:49:30,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:30,046 INFO L82 PathProgramCache]: Analyzing trace with hash -695057112, now seen corresponding path program 1 times [2019-11-25 08:49:30,055 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:30,055 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796483860] [2019-11-25 08:49:30,055 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:30,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:49:30,262 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 08:49:30,263 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796483860] [2019-11-25 08:49:30,264 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:49:30,264 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-25 08:49:30,265 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394665008] [2019-11-25 08:49:30,269 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-25 08:49:30,269 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:49:30,281 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-25 08:49:30,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-25 08:49:30,284 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 2 states. [2019-11-25 08:49:30,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:49:30,309 INFO L93 Difference]: Finished difference Result 144 states and 215 transitions. [2019-11-25 08:49:30,309 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-25 08:49:30,310 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-25 08:49:30,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:49:30,321 INFO L225 Difference]: With dead ends: 144 [2019-11-25 08:49:30,321 INFO L226 Difference]: Without dead ends: 71 [2019-11-25 08:49:30,325 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 08:49:30,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2019-11-25 08:49:30,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2019-11-25 08:49:30,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2019-11-25 08:49:30,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 99 transitions. [2019-11-25 08:49:30,362 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 99 transitions. Word has length 16 [2019-11-25 08:49:30,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:49:30,362 INFO L462 AbstractCegarLoop]: Abstraction has 71 states and 99 transitions. [2019-11-25 08:49:30,362 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-25 08:49:30,363 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2019-11-25 08:49:30,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-25 08:49:30,364 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:49:30,364 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 08:49:30,364 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:49:30,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:30,365 INFO L82 PathProgramCache]: Analyzing trace with hash -1741814009, now seen corresponding path program 1 times [2019-11-25 08:49:30,365 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:30,365 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172078900] [2019-11-25 08:49:30,365 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:30,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:49:30,454 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 08:49:30,454 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172078900] [2019-11-25 08:49:30,454 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:49:30,454 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:49:30,455 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873947386] [2019-11-25 08:49:30,456 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:49:30,456 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:49:30,456 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:49:30,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:49:30,456 INFO L87 Difference]: Start difference. First operand 71 states and 99 transitions. Second operand 3 states. [2019-11-25 08:49:30,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:49:30,466 INFO L93 Difference]: Finished difference Result 71 states and 99 transitions. [2019-11-25 08:49:30,466 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:49:30,467 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-25 08:49:30,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:49:30,467 INFO L225 Difference]: With dead ends: 71 [2019-11-25 08:49:30,468 INFO L226 Difference]: Without dead ends: 33 [2019-11-25 08:49:30,469 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 08:49:30,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-11-25 08:49:30,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-11-25 08:49:30,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-11-25 08:49:30,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2019-11-25 08:49:30,474 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2019-11-25 08:49:30,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:49:30,474 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2019-11-25 08:49:30,474 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:49:30,474 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2019-11-25 08:49:30,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-25 08:49:30,475 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:49:30,475 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 08:49:30,475 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:49:30,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:30,476 INFO L82 PathProgramCache]: Analyzing trace with hash 379655789, now seen corresponding path program 1 times [2019-11-25 08:49:30,476 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:30,476 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131429256] [2019-11-25 08:49:30,476 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:30,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:49:30,647 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 08:49:30,647 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131429256] [2019-11-25 08:49:30,648 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:49:30,648 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-25 08:49:30,648 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274188078] [2019-11-25 08:49:30,648 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-25 08:49:30,648 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:49:30,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-25 08:49:30,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-25 08:49:30,649 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 6 states. [2019-11-25 08:49:30,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:49:30,803 INFO L93 Difference]: Finished difference Result 60 states and 86 transitions. [2019-11-25 08:49:30,806 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-25 08:49:30,806 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2019-11-25 08:49:30,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:49:30,807 INFO L225 Difference]: With dead ends: 60 [2019-11-25 08:49:30,807 INFO L226 Difference]: Without dead ends: 33 [2019-11-25 08:49:30,808 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-25 08:49:30,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-11-25 08:49:30,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-11-25 08:49:30,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-11-25 08:49:30,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2019-11-25 08:49:30,814 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 22 [2019-11-25 08:49:30,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:49:30,815 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2019-11-25 08:49:30,822 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-25 08:49:30,822 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2019-11-25 08:49:30,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-25 08:49:30,823 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:49:30,823 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:49:30,823 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:49:30,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:30,824 INFO L82 PathProgramCache]: Analyzing trace with hash -2095114328, now seen corresponding path program 1 times [2019-11-25 08:49:30,824 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:30,824 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744779743] [2019-11-25 08:49:30,824 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:30,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:49:30,934 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 08:49:30,935 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744779743] [2019-11-25 08:49:30,935 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:49:30,935 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:49:30,935 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349582888] [2019-11-25 08:49:30,936 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-25 08:49:30,936 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:49:30,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-25 08:49:30,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:49:30,936 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand 5 states. [2019-11-25 08:49:31,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:49:31,033 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2019-11-25 08:49:31,033 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-25 08:49:31,033 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-11-25 08:49:31,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:49:31,035 INFO L225 Difference]: With dead ends: 151 [2019-11-25 08:49:31,035 INFO L226 Difference]: Without dead ends: 124 [2019-11-25 08:49:31,036 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 08:49:31,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2019-11-25 08:49:31,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 56. [2019-11-25 08:49:31,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2019-11-25 08:49:31,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 78 transitions. [2019-11-25 08:49:31,051 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 78 transitions. Word has length 23 [2019-11-25 08:49:31,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:49:31,051 INFO L462 AbstractCegarLoop]: Abstraction has 56 states and 78 transitions. [2019-11-25 08:49:31,051 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-25 08:49:31,051 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 78 transitions. [2019-11-25 08:49:31,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-25 08:49:31,052 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:49:31,052 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 08:49:31,053 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:49:31,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:49:31,053 INFO L82 PathProgramCache]: Analyzing trace with hash -142255950, now seen corresponding path program 1 times [2019-11-25 08:49:31,053 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:49:31,053 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305192817] [2019-11-25 08:49:31,054 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:49:31,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:49:31,134 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 08:49:31,134 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305192817] [2019-11-25 08:49:31,135 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:49:31,135 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:49:31,135 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682679552] [2019-11-25 08:49:31,135 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-25 08:49:31,135 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:49:31,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-25 08:49:31,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:49:31,136 INFO L87 Difference]: Start difference. First operand 56 states and 78 transitions. Second operand 5 states. [2019-11-25 08:49:31,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:49:31,193 INFO L93 Difference]: Finished difference Result 148 states and 215 transitions. [2019-11-25 08:49:31,194 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-25 08:49:31,194 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-25 08:49:31,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:49:31,194 INFO L225 Difference]: With dead ends: 148 [2019-11-25 08:49:31,194 INFO L226 Difference]: Without dead ends: 0 [2019-11-25 08:49:31,195 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 08:49:31,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-25 08:49:31,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-25 08:49:31,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-25 08:49:31,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-25 08:49:31,196 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2019-11-25 08:49:31,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:49:31,197 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:49:31,197 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-25 08:49:31,197 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-25 08:49:31,197 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-25 08:49:31,201 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-25 08:49:31,509 INFO L444 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-11-25 08:49:31,510 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 543) no Hoare annotation was computed. [2019-11-25 08:49:31,510 INFO L440 ceAbstractionStarter]: At program point L498(lines 494 500) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-25 08:49:31,510 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-25 08:49:31,510 INFO L444 ceAbstractionStarter]: For program point L451(lines 451 455) no Hoare annotation was computed. [2019-11-25 08:49:31,511 INFO L444 ceAbstractionStarter]: For program point L451-1(lines 560 566) no Hoare annotation was computed. [2019-11-25 08:49:31,511 INFO L440 ceAbstractionStarter]: At program point L567(lines 567 573) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:49:31,511 INFO L444 ceAbstractionStarter]: For program point L55(lines 55 61) no Hoare annotation was computed. [2019-11-25 08:49:31,511 INFO L440 ceAbstractionStarter]: At program point L567-1(lines 567 573) the Hoare annotation is: false [2019-11-25 08:49:31,511 INFO L447 ceAbstractionStarter]: At program point L534(lines 515 537) the Hoare annotation is: true [2019-11-25 08:49:31,511 INFO L444 ceAbstractionStarter]: For program point L55-2(lines 55 61) no Hoare annotation was computed. [2019-11-25 08:49:31,511 INFO L440 ceAbstractionStarter]: At program point L567-2(lines 567 573) the Hoare annotation is: false [2019-11-25 08:49:31,512 INFO L444 ceAbstractionStarter]: For program point L55-4(lines 55 61) no Hoare annotation was computed. [2019-11-25 08:49:31,512 INFO L444 ceAbstractionStarter]: For program point L815(lines 815 821) no Hoare annotation was computed. [2019-11-25 08:49:31,512 INFO L440 ceAbstractionStarter]: At program point L815-1(lines 815 821) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:49:31,512 INFO L440 ceAbstractionStarter]: At program point L749(lines 744 752) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:49:31,512 INFO L440 ceAbstractionStarter]: At program point L749-1(lines 744 752) the Hoare annotation is: false [2019-11-25 08:49:31,513 INFO L440 ceAbstractionStarter]: At program point L749-2(lines 744 752) the Hoare annotation is: false [2019-11-25 08:49:31,513 INFO L440 ceAbstractionStarter]: At program point L700(lines 685 703) the Hoare annotation is: false [2019-11-25 08:49:31,513 INFO L440 ceAbstractionStarter]: At program point L700-1(lines 685 703) the Hoare annotation is: false [2019-11-25 08:49:31,513 INFO L440 ceAbstractionStarter]: At program point L700-2(lines 685 703) the Hoare annotation is: false [2019-11-25 08:49:31,513 INFO L440 ceAbstractionStarter]: At program point L882(lines 1 893) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-25 08:49:31,513 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-25 08:49:31,514 INFO L440 ceAbstractionStarter]: At program point L851(lines 804 852) the Hoare annotation is: false [2019-11-25 08:49:31,514 INFO L444 ceAbstractionStarter]: For program point L835(lines 835 846) no Hoare annotation was computed. [2019-11-25 08:49:31,514 INFO L444 ceAbstractionStarter]: For program point L736(lines 736 740) no Hoare annotation was computed. [2019-11-25 08:49:31,514 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 543) no Hoare annotation was computed. [2019-11-25 08:49:31,515 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-25 08:49:31,515 INFO L444 ceAbstractionStarter]: For program point L525(lines 525 532) no Hoare annotation was computed. [2019-11-25 08:49:31,515 INFO L447 ceAbstractionStarter]: At program point L525-1(lines 525 532) the Hoare annotation is: true [2019-11-25 08:49:31,516 INFO L444 ceAbstractionStarter]: For program point L806(lines 805 850) no Hoare annotation was computed. [2019-11-25 08:49:31,516 INFO L440 ceAbstractionStarter]: At program point L790(lines 785 793) the Hoare annotation is: false [2019-11-25 08:49:31,516 INFO L440 ceAbstractionStarter]: At program point L790-1(lines 785 793) the Hoare annotation is: false [2019-11-25 08:49:31,516 INFO L444 ceAbstractionStarter]: For program point L724(lines 724 728) no Hoare annotation was computed. [2019-11-25 08:49:31,516 INFO L440 ceAbstractionStarter]: At program point L790-2(lines 785 793) the Hoare annotation is: false [2019-11-25 08:49:31,517 INFO L444 ceAbstractionStarter]: For program point L592(lines 592 609) no Hoare annotation was computed. [2019-11-25 08:49:31,517 INFO L444 ceAbstractionStarter]: For program point L592-1(lines 592 609) no Hoare annotation was computed. [2019-11-25 08:49:31,517 INFO L444 ceAbstractionStarter]: For program point L592-2(lines 592 609) no Hoare annotation was computed. [2019-11-25 08:49:31,520 INFO L444 ceAbstractionStarter]: For program point L807(lines 807 811) no Hoare annotation was computed. [2019-11-25 08:49:31,520 INFO L444 ceAbstractionStarter]: For program point L543(line 543) no Hoare annotation was computed. [2019-11-25 08:49:31,520 INFO L444 ceAbstractionStarter]: For program point L543-1(line 543) no Hoare annotation was computed. [2019-11-25 08:49:31,521 INFO L444 ceAbstractionStarter]: For program point L543-2(line 543) no Hoare annotation was computed. [2019-11-25 08:49:31,521 INFO L440 ceAbstractionStarter]: At program point L890(lines 885 893) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-25 08:49:31,522 INFO L440 ceAbstractionStarter]: At program point L560(lines 559 578) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:49:31,522 INFO L444 ceAbstractionStarter]: For program point L560-1(lines 560 566) no Hoare annotation was computed. [2019-11-25 08:49:31,522 INFO L440 ceAbstractionStarter]: At program point L560-2(lines 559 578) the Hoare annotation is: false [2019-11-25 08:49:31,523 INFO L440 ceAbstractionStarter]: At program point L560-3(lines 559 578) the Hoare annotation is: false [2019-11-25 08:49:31,523 INFO L444 ceAbstractionStarter]: For program point L841(lines 841 845) no Hoare annotation was computed. [2019-11-25 08:49:31,523 INFO L444 ceAbstractionStarter]: For program point L841-2(lines 560 566) no Hoare annotation was computed. [2019-11-25 08:49:31,524 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-25 08:49:31,526 INFO L444 ceAbstractionStarter]: For program point L825(lines 825 831) no Hoare annotation was computed. [2019-11-25 08:49:31,526 INFO L440 ceAbstractionStarter]: At program point L825-1(lines 825 831) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:49:31,527 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 543) no Hoare annotation was computed. [2019-11-25 08:49:31,527 INFO L444 ceAbstractionStarter]: For program point L694(lines 694 698) no Hoare annotation was computed. [2019-11-25 08:49:31,527 INFO L444 ceAbstractionStarter]: For program point L694-2(lines 694 698) no Hoare annotation was computed. [2019-11-25 08:49:31,527 INFO L444 ceAbstractionStarter]: For program point L694-3(lines 694 698) no Hoare annotation was computed. [2019-11-25 08:49:31,527 INFO L444 ceAbstractionStarter]: For program point L694-5(lines 694 698) no Hoare annotation was computed. [2019-11-25 08:49:31,527 INFO L444 ceAbstractionStarter]: For program point L694-6(lines 694 698) no Hoare annotation was computed. [2019-11-25 08:49:31,528 INFO L444 ceAbstractionStarter]: For program point L694-8(lines 694 698) no Hoare annotation was computed. [2019-11-25 08:49:31,528 INFO L440 ceAbstractionStarter]: At program point L645(lines 640 648) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:49:31,529 INFO L440 ceAbstractionStarter]: At program point L645-1(lines 640 648) the Hoare annotation is: false [2019-11-25 08:49:31,529 INFO L440 ceAbstractionStarter]: At program point L645-2(lines 640 648) the Hoare annotation is: false [2019-11-25 08:49:31,529 INFO L440 ceAbstractionStarter]: At program point L447-2(lines 447 461) the Hoare annotation is: false [2019-11-25 08:49:31,530 INFO L444 ceAbstractionStarter]: For program point L596(lines 596 604) no Hoare annotation was computed. [2019-11-25 08:49:31,530 INFO L444 ceAbstractionStarter]: For program point L51(lines 51 64) no Hoare annotation was computed. [2019-11-25 08:49:31,530 INFO L444 ceAbstractionStarter]: For program point L596-1(lines 596 604) no Hoare annotation was computed. [2019-11-25 08:49:31,530 INFO L440 ceAbstractionStarter]: At program point L51-1(lines 1 893) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:49:31,530 INFO L444 ceAbstractionStarter]: For program point L596-2(lines 596 604) no Hoare annotation was computed. [2019-11-25 08:49:31,531 INFO L444 ceAbstractionStarter]: For program point L51-2(lines 51 64) no Hoare annotation was computed. [2019-11-25 08:49:31,531 INFO L440 ceAbstractionStarter]: At program point L51-3(lines 1 893) the Hoare annotation is: false [2019-11-25 08:49:31,531 INFO L444 ceAbstractionStarter]: For program point L51-4(lines 51 64) no Hoare annotation was computed. [2019-11-25 08:49:31,533 INFO L440 ceAbstractionStarter]: At program point L51-5(lines 1 893) the Hoare annotation is: false [2019-11-25 08:49:31,533 INFO L444 ceAbstractionStarter]: For program point L712(lines 712 716) no Hoare annotation was computed. [2019-11-25 08:49:31,533 INFO L444 ceAbstractionStarter]: For program point L712-3(lines 712 716) no Hoare annotation was computed. [2019-11-25 08:49:31,533 INFO L444 ceAbstractionStarter]: For program point L712-6(lines 712 716) no Hoare annotation was computed. [2019-11-25 08:49:31,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:49:31 BoogieIcfgContainer [2019-11-25 08:49:31,569 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-25 08:49:31,570 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:49:31,570 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:49:31,570 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:49:31,571 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:49:29" (3/4) ... [2019-11-25 08:49:31,574 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-25 08:49:31,589 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-25 08:49:31,590 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-25 08:49:31,590 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-25 08:49:31,591 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-25 08:49:31,592 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-25 08:49:31,592 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-25 08:49:31,593 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-25 08:49:31,631 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 [2019-11-25 08:49:31,632 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 [2019-11-25 08:49:31,632 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-25 08:49:31,633 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-25 08:49:31,634 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-25 08:49:31,634 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-25 08:49:31,636 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-25 08:49:31,638 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-25 08:49:31,639 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && tmp == systemActive) && \result == 0) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-25 08:49:31,709 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_6e39cf9b-1dff-4f84-a197-38233f0501cf/bin/uautomizer/witness.graphml [2019-11-25 08:49:31,709 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:49:31,711 INFO L168 Benchmark]: Toolchain (without parser) took 3209.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.3 MB). Free memory was 951.4 MB in the beginning and 965.8 MB in the end (delta: -14.4 MB). Peak memory consumption was 163.9 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:31,711 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:49:31,712 INFO L168 Benchmark]: CACSL2BoogieTranslator took 516.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.3 MB). Free memory was 946.1 MB in the beginning and 1.2 GB in the end (delta: -216.3 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:31,712 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.73 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:49:31,712 INFO L168 Benchmark]: Boogie Preprocessor took 66.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:31,713 INFO L168 Benchmark]: RCFGBuilder took 780.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 56.0 MB). Peak memory consumption was 56.0 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:31,713 INFO L168 Benchmark]: TraceAbstraction took 1638.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 976.5 MB in the end (delta: 124.5 MB). Peak memory consumption was 124.5 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:31,713 INFO L168 Benchmark]: Witness Printer took 139.60 ms. Allocated memory is still 1.2 GB. Free memory was 976.5 MB in the beginning and 965.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:49:31,715 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 516.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.3 MB). Free memory was 946.1 MB in the beginning and 1.2 GB in the end (delta: -216.3 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 62.73 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 66.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 780.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 56.0 MB). Peak memory consumption was 56.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1638.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 976.5 MB in the end (delta: 124.5 MB). Peak memory consumption was 124.5 MB. Max. memory is 11.5 GB. * Witness Printer took 139.60 ms. Allocated memory is still 1.2 GB. Free memory was 976.5 MB in the beginning and 965.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 543]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 543]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 543]: 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: 640]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: ((((1 == systemActive && tmp == systemActive) && \result == 0) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 885]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 559]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 825]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 559]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 559]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 75 locations, 3 error locations. Result: SAFE, OverallTime: 1.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 309 SDtfs, 396 SDslu, 266 SDs, 0 SdLazy, 44 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred 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, 68 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 30 LocationsWithAnnotation, 30 PreInvPairs, 65 NumberOfFragments, 174 HoareAnnotationTreeSize, 30 FomulaSimplifications, 1481 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 30 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 4708 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...