./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b7e3d88c-43d7-4e4a-b57f-dccb90e1cb5a/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b7e3d88c-43d7-4e4a-b57f-dccb90e1cb5a/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b7e3d88c-43d7-4e4a-b57f-dccb90e1cb5a/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b7e3d88c-43d7-4e4a-b57f-dccb90e1cb5a/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b7e3d88c-43d7-4e4a-b57f-dccb90e1cb5a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b7e3d88c-43d7-4e4a-b57f-dccb90e1cb5a/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e860f9a133bb6d76e1501dcd276032def5c8511b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-25 08:48:37,982 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 08:48:37,983 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 08:48:37,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 08:48:37,998 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 08:48:37,999 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 08:48:38,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 08:48:38,009 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 08:48:38,013 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 08:48:38,017 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 08:48:38,018 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 08:48:38,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 08:48:38,020 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 08:48:38,022 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 08:48:38,022 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 08:48:38,023 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 08:48:38,024 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 08:48:38,025 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 08:48:38,027 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 08:48:38,031 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 08:48:38,035 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 08:48:38,038 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 08:48:38,039 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 08:48:38,040 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 08:48:38,044 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 08:48:38,044 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 08:48:38,044 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 08:48:38,046 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 08:48:38,046 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 08:48:38,047 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 08:48:38,047 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 08:48:38,048 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 08:48:38,049 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 08:48:38,049 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 08:48:38,050 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 08:48:38,050 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 08:48:38,051 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 08:48:38,051 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 08:48:38,051 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 08:48:38,052 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 08:48:38,053 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 08:48:38,053 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b7e3d88c-43d7-4e4a-b57f-dccb90e1cb5a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 08:48:38,077 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 08:48:38,077 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 08:48:38,078 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 08:48:38,078 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 08:48:38,078 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 08:48:38,079 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 08:48:38,079 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 08:48:38,079 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 08:48:38,079 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 08:48:38,079 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 08:48:38,079 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 08:48:38,080 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 08:48:38,080 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 08:48:38,080 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 08:48:38,080 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 08:48:38,080 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 08:48:38,080 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 08:48:38,081 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 08:48:38,081 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 08:48:38,081 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 08:48:38,081 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 08:48:38,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 08:48:38,082 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 08:48:38,082 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 08:48:38,082 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 08:48:38,082 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 08:48:38,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 08:48:38,082 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 08:48:38,083 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_b7e3d88c-43d7-4e4a-b57f-dccb90e1cb5a/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e860f9a133bb6d76e1501dcd276032def5c8511b [2019-11-25 08:48:38,214 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 08:48:38,223 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 08:48:38,226 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 08:48:38,227 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 08:48:38,228 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 08:48:38,228 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b7e3d88c-43d7-4e4a-b57f-dccb90e1cb5a/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c [2019-11-25 08:48:38,277 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b7e3d88c-43d7-4e4a-b57f-dccb90e1cb5a/bin/uautomizer/data/b53c2424e/59727987a57b407ab61d516755c094b4/FLAG98fdf1a98 [2019-11-25 08:48:38,750 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 08:48:38,751 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b7e3d88c-43d7-4e4a-b57f-dccb90e1cb5a/sv-benchmarks/c/product-lines/minepump_spec1_product10.cil.c [2019-11-25 08:48:38,762 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b7e3d88c-43d7-4e4a-b57f-dccb90e1cb5a/bin/uautomizer/data/b53c2424e/59727987a57b407ab61d516755c094b4/FLAG98fdf1a98 [2019-11-25 08:48:39,247 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b7e3d88c-43d7-4e4a-b57f-dccb90e1cb5a/bin/uautomizer/data/b53c2424e/59727987a57b407ab61d516755c094b4 [2019-11-25 08:48:39,249 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 08:48:39,250 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-25 08:48:39,251 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 08:48:39,251 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 08:48:39,254 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 08:48:39,255 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:48:39" (1/1) ... [2019-11-25 08:48:39,258 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10563a6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:39, skipping insertion in model container [2019-11-25 08:48:39,263 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:48:39" (1/1) ... [2019-11-25 08:48:39,269 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 08:48:39,325 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-25 08:48:39,725 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:48:39,736 INFO L201 MainTranslator]: Completed pre-run [2019-11-25 08:48:39,797 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 08:48:39,825 INFO L205 MainTranslator]: Completed translation [2019-11-25 08:48:39,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:39 WrapperNode [2019-11-25 08:48:39,826 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 08:48:39,826 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 08:48:39,826 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 08:48:39,827 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 08:48:39,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:39" (1/1) ... [2019-11-25 08:48:39,850 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:39" (1/1) ... [2019-11-25 08:48:39,880 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 08:48:39,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 08:48:39,881 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 08:48:39,881 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 08:48:39,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:39" (1/1) ... [2019-11-25 08:48:39,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:39" (1/1) ... [2019-11-25 08:48:39,894 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:39" (1/1) ... [2019-11-25 08:48:39,894 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:39" (1/1) ... [2019-11-25 08:48:39,902 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:39" (1/1) ... [2019-11-25 08:48:39,907 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:39" (1/1) ... [2019-11-25 08:48:39,909 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:39" (1/1) ... [2019-11-25 08:48:39,912 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 08:48:39,913 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-25 08:48:39,913 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-25 08:48:39,913 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-25 08:48:39,914 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b7e3d88c-43d7-4e4a-b57f-dccb90e1cb5a/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 08:48:39,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-25 08:48:39,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-25 08:48:39,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-25 08:48:39,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-25 08:48:40,601 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-25 08:48:40,601 INFO L284 CfgBuilder]: Removed 68 assume(true) statements. [2019-11-25 08:48:40,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:48:40 BoogieIcfgContainer [2019-11-25 08:48:40,603 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-25 08:48:40,603 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-25 08:48:40,604 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-25 08:48:40,606 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-25 08:48:40,606 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:48:39" (1/3) ... [2019-11-25 08:48:40,607 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51e483f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:48:40, skipping insertion in model container [2019-11-25 08:48:40,607 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:48:39" (2/3) ... [2019-11-25 08:48:40,607 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51e483f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:48:40, skipping insertion in model container [2019-11-25 08:48:40,607 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:48:40" (3/3) ... [2019-11-25 08:48:40,609 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product10.cil.c [2019-11-25 08:48:40,615 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-25 08:48:40,621 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-25 08:48:40,629 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-25 08:48:40,657 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-25 08:48:40,657 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-25 08:48:40,657 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-25 08:48:40,657 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-25 08:48:40,658 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-25 08:48:40,658 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-25 08:48:40,658 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-25 08:48:40,658 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-25 08:48:40,671 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states. [2019-11-25 08:48:40,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-25 08:48:40,676 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:40,677 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-25 08:48:40,677 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:40,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:40,682 INFO L82 PathProgramCache]: Analyzing trace with hash 1537784819, now seen corresponding path program 1 times [2019-11-25 08:48:40,689 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:40,690 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075248957] [2019-11-25 08:48:40,690 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:40,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:40,882 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 08:48:40,883 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075248957] [2019-11-25 08:48:40,883 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:40,884 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-25 08:48:40,884 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744108186] [2019-11-25 08:48:40,888 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-25 08:48:40,888 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:40,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-25 08:48:40,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-25 08:48:40,902 INFO L87 Difference]: Start difference. First operand 57 states. Second operand 2 states. [2019-11-25 08:48:40,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:40,922 INFO L93 Difference]: Finished difference Result 108 states and 161 transitions. [2019-11-25 08:48:40,923 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-25 08:48:40,924 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-25 08:48:40,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:40,933 INFO L225 Difference]: With dead ends: 108 [2019-11-25 08:48:40,933 INFO L226 Difference]: Without dead ends: 53 [2019-11-25 08:48:40,935 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 08:48:40,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-11-25 08:48:40,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-11-25 08:48:40,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-11-25 08:48:40,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 72 transitions. [2019-11-25 08:48:40,970 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 72 transitions. Word has length 16 [2019-11-25 08:48:40,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:40,970 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 72 transitions. [2019-11-25 08:48:40,970 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-25 08:48:40,970 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2019-11-25 08:48:40,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-25 08:48:40,971 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:40,971 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 08:48:40,972 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:40,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:40,972 INFO L82 PathProgramCache]: Analyzing trace with hash 1979941713, now seen corresponding path program 1 times [2019-11-25 08:48:40,972 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:40,973 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322743652] [2019-11-25 08:48:40,973 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:41,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:41,061 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 08:48:41,061 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322743652] [2019-11-25 08:48:41,061 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:41,061 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-25 08:48:41,062 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72982299] [2019-11-25 08:48:41,063 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-25 08:48:41,063 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:41,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-25 08:48:41,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-25 08:48:41,064 INFO L87 Difference]: Start difference. First operand 53 states and 72 transitions. Second operand 3 states. [2019-11-25 08:48:41,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:41,077 INFO L93 Difference]: Finished difference Result 53 states and 72 transitions. [2019-11-25 08:48:41,078 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-25 08:48:41,079 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-25 08:48:41,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:41,079 INFO L225 Difference]: With dead ends: 53 [2019-11-25 08:48:41,079 INFO L226 Difference]: Without dead ends: 27 [2019-11-25 08:48:41,080 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 08:48:41,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2019-11-25 08:48:41,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2019-11-25 08:48:41,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2019-11-25 08:48:41,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 37 transitions. [2019-11-25 08:48:41,084 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 37 transitions. Word has length 17 [2019-11-25 08:48:41,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:41,084 INFO L462 AbstractCegarLoop]: Abstraction has 27 states and 37 transitions. [2019-11-25 08:48:41,085 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-25 08:48:41,085 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2019-11-25 08:48:41,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-25 08:48:41,085 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:41,086 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 08:48:41,086 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:41,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:41,086 INFO L82 PathProgramCache]: Analyzing trace with hash -1992386864, now seen corresponding path program 1 times [2019-11-25 08:48:41,086 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:41,087 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470188022] [2019-11-25 08:48:41,087 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:41,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:41,193 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 08:48:41,193 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470188022] [2019-11-25 08:48:41,194 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:41,194 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:48:41,194 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143734741] [2019-11-25 08:48:41,194 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-25 08:48:41,194 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:41,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-25 08:48:41,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:48:41,195 INFO L87 Difference]: Start difference. First operand 27 states and 37 transitions. Second operand 5 states. [2019-11-25 08:48:41,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:41,349 INFO L93 Difference]: Finished difference Result 109 states and 167 transitions. [2019-11-25 08:48:41,350 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-25 08:48:41,350 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2019-11-25 08:48:41,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:41,351 INFO L225 Difference]: With dead ends: 109 [2019-11-25 08:48:41,352 INFO L226 Difference]: Without dead ends: 88 [2019-11-25 08:48:41,352 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-25 08:48:41,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2019-11-25 08:48:41,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 44. [2019-11-25 08:48:41,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2019-11-25 08:48:41,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 62 transitions. [2019-11-25 08:48:41,363 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 62 transitions. Word has length 22 [2019-11-25 08:48:41,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:41,363 INFO L462 AbstractCegarLoop]: Abstraction has 44 states and 62 transitions. [2019-11-25 08:48:41,364 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-25 08:48:41,364 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 62 transitions. [2019-11-25 08:48:41,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-25 08:48:41,382 INFO L402 BasicCegarLoop]: Found error trace [2019-11-25 08:48:41,382 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 08:48:41,382 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-25 08:48:41,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-25 08:48:41,383 INFO L82 PathProgramCache]: Analyzing trace with hash 703007878, now seen corresponding path program 1 times [2019-11-25 08:48:41,383 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-25 08:48:41,384 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872516440] [2019-11-25 08:48:41,384 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-25 08:48:41,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-25 08:48:41,464 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 08:48:41,465 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872516440] [2019-11-25 08:48:41,465 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-25 08:48:41,465 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-25 08:48:41,465 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283003118] [2019-11-25 08:48:41,465 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-25 08:48:41,466 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-25 08:48:41,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-25 08:48:41,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-25 08:48:41,466 INFO L87 Difference]: Start difference. First operand 44 states and 62 transitions. Second operand 5 states. [2019-11-25 08:48:41,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-25 08:48:41,517 INFO L93 Difference]: Finished difference Result 130 states and 193 transitions. [2019-11-25 08:48:41,518 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-25 08:48:41,518 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-11-25 08:48:41,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-25 08:48:41,519 INFO L225 Difference]: With dead ends: 130 [2019-11-25 08:48:41,519 INFO L226 Difference]: Without dead ends: 0 [2019-11-25 08:48:41,520 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 08:48:41,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-25 08:48:41,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-25 08:48:41,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-25 08:48:41,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-25 08:48:41,521 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2019-11-25 08:48:41,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-25 08:48:41,521 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-25 08:48:41,521 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-25 08:48:41,521 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-25 08:48:41,521 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-25 08:48:41,525 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-25 08:48:41,695 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-11-25 08:48:41,695 INFO L444 ceAbstractionStarter]: For program point L217(line 217) no Hoare annotation was computed. [2019-11-25 08:48:41,695 INFO L444 ceAbstractionStarter]: For program point L85(lines 85 89) no Hoare annotation was computed. [2019-11-25 08:48:41,695 INFO L447 ceAbstractionStarter]: At program point L300(lines 281 303) the Hoare annotation is: true [2019-11-25 08:48:41,695 INFO L444 ceAbstractionStarter]: For program point L168(lines 168 174) no Hoare annotation was computed. [2019-11-25 08:48:41,696 INFO L440 ceAbstractionStarter]: At program point L168-1(lines 168 174) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:48:41,696 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-25 08:48:41,696 INFO L444 ceAbstractionStarter]: For program point L186(lines 186 190) no Hoare annotation was computed. [2019-11-25 08:48:41,696 INFO L440 ceAbstractionStarter]: At program point L186-2(lines 682 688) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:48:41,696 INFO L440 ceAbstractionStarter]: At program point L682(lines 681 700) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:48:41,696 INFO L444 ceAbstractionStarter]: For program point L682-1(lines 682 688) no Hoare annotation was computed. [2019-11-25 08:48:41,696 INFO L440 ceAbstractionStarter]: At program point L682-2(lines 681 700) the Hoare annotation is: false [2019-11-25 08:48:41,696 INFO L440 ceAbstractionStarter]: At program point L682-3(lines 681 700) the Hoare annotation is: false [2019-11-25 08:48:41,697 INFO L440 ceAbstractionStarter]: At program point L864(lines 859 867) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-25 08:48:41,697 INFO L444 ceAbstractionStarter]: For program point L220(lines 220 224) no Hoare annotation was computed. [2019-11-25 08:48:41,697 INFO L444 ceAbstractionStarter]: For program point L220-1(lines 682 688) no Hoare annotation was computed. [2019-11-25 08:48:41,697 INFO L444 ceAbstractionStarter]: For program point L816(lines 816 829) no Hoare annotation was computed. [2019-11-25 08:48:41,697 INFO L440 ceAbstractionStarter]: At program point L816-1(lines 1 867) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:48:41,697 INFO L444 ceAbstractionStarter]: For program point L816-2(lines 816 829) no Hoare annotation was computed. [2019-11-25 08:48:41,697 INFO L440 ceAbstractionStarter]: At program point L816-3(lines 1 867) the Hoare annotation is: false [2019-11-25 08:48:41,697 INFO L444 ceAbstractionStarter]: For program point L816-4(lines 816 829) no Hoare annotation was computed. [2019-11-25 08:48:41,698 INFO L440 ceAbstractionStarter]: At program point L816-5(lines 1 867) the Hoare annotation is: false [2019-11-25 08:48:41,698 INFO L444 ceAbstractionStarter]: For program point L73(lines 73 77) no Hoare annotation was computed. [2019-11-25 08:48:41,698 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-25 08:48:41,698 INFO L444 ceAbstractionStarter]: For program point L158(lines 158 164) no Hoare annotation was computed. [2019-11-25 08:48:41,698 INFO L440 ceAbstractionStarter]: At program point L158-1(lines 158 164) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:48:41,698 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-11-25 08:48:41,698 INFO L444 ceAbstractionStarter]: For program point L291(lines 291 298) no Hoare annotation was computed. [2019-11-25 08:48:41,698 INFO L447 ceAbstractionStarter]: At program point L291-1(lines 291 298) the Hoare annotation is: true [2019-11-25 08:48:41,699 INFO L444 ceAbstractionStarter]: For program point L820(lines 820 826) no Hoare annotation was computed. [2019-11-25 08:48:41,699 INFO L444 ceAbstractionStarter]: For program point L820-2(lines 820 826) no Hoare annotation was computed. [2019-11-25 08:48:41,699 INFO L444 ceAbstractionStarter]: For program point L820-4(lines 820 826) no Hoare annotation was computed. [2019-11-25 08:48:41,699 INFO L444 ceAbstractionStarter]: For program point L44(line 44) no Hoare annotation was computed. [2019-11-25 08:48:41,699 INFO L444 ceAbstractionStarter]: For program point L44-1(line 44) no Hoare annotation was computed. [2019-11-25 08:48:41,699 INFO L444 ceAbstractionStarter]: For program point L44-2(line 44) no Hoare annotation was computed. [2019-11-25 08:48:41,699 INFO L444 ceAbstractionStarter]: For program point L61(lines 61 65) no Hoare annotation was computed. [2019-11-25 08:48:41,699 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-25 08:48:41,700 INFO L444 ceAbstractionStarter]: For program point L61-3(lines 61 65) no Hoare annotation was computed. [2019-11-25 08:48:41,700 INFO L444 ceAbstractionStarter]: For program point L61-6(lines 61 65) no Hoare annotation was computed. [2019-11-25 08:48:41,700 INFO L440 ceAbstractionStarter]: At program point L689(lines 689 695) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:48:41,700 INFO L440 ceAbstractionStarter]: At program point L689-1(lines 689 695) the Hoare annotation is: false [2019-11-25 08:48:41,700 INFO L440 ceAbstractionStarter]: At program point L689-2(lines 689 695) the Hoare annotation is: false [2019-11-25 08:48:41,700 INFO L444 ceAbstractionStarter]: For program point L178(lines 178 191) no Hoare annotation was computed. [2019-11-25 08:48:41,700 INFO L440 ceAbstractionStarter]: At program point L856(lines 1 867) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-25 08:48:41,700 INFO L440 ceAbstractionStarter]: At program point L196(lines 147 197) the Hoare annotation is: false [2019-11-25 08:48:41,701 INFO L440 ceAbstractionStarter]: At program point L98(lines 93 101) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:48:41,701 INFO L440 ceAbstractionStarter]: At program point L98-1(lines 93 101) the Hoare annotation is: false [2019-11-25 08:48:41,701 INFO L440 ceAbstractionStarter]: At program point L98-2(lines 93 101) the Hoare annotation is: false [2019-11-25 08:48:41,701 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-25 08:48:41,701 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-11-25 08:48:41,701 INFO L440 ceAbstractionStarter]: At program point L759(lines 754 762) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-25 08:48:41,701 INFO L440 ceAbstractionStarter]: At program point L759-1(lines 754 762) the Hoare annotation is: false [2019-11-25 08:48:41,703 INFO L440 ceAbstractionStarter]: At program point L759-2(lines 754 762) the Hoare annotation is: false [2019-11-25 08:48:41,703 INFO L444 ceAbstractionStarter]: For program point L149(lines 148 195) no Hoare annotation was computed. [2019-11-25 08:48:41,703 INFO L440 ceAbstractionStarter]: At program point L265(lines 261 267) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-25 08:48:41,703 INFO L444 ceAbstractionStarter]: For program point L150(lines 150 154) no Hoare annotation was computed. [2019-11-25 08:48:41,703 INFO L440 ceAbstractionStarter]: At program point L216-2(lines 216 230) the Hoare annotation is: false [2019-11-25 08:48:41,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:48:41 BoogieIcfgContainer [2019-11-25 08:48:41,717 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-25 08:48:41,717 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-25 08:48:41,717 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-25 08:48:41,718 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-25 08:48:41,718 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:48:40" (3/4) ... [2019-11-25 08:48:41,722 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-25 08:48:41,736 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-25 08:48:41,737 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-25 08:48:41,737 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-25 08:48:41,737 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-25 08:48:41,738 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-25 08:48:41,738 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-25 08:48:41,739 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-25 08:48:41,768 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter [2019-11-25 08:48:41,820 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b7e3d88c-43d7-4e4a-b57f-dccb90e1cb5a/bin/uautomizer/witness.graphml [2019-11-25 08:48:41,820 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-25 08:48:41,822 INFO L168 Benchmark]: Toolchain (without parser) took 2571.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 940.6 MB in the beginning and 973.5 MB in the end (delta: -32.9 MB). Peak memory consumption was 108.1 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:41,822 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-25 08:48:41,823 INFO L168 Benchmark]: CACSL2BoogieTranslator took 574.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 940.6 MB in the beginning and 1.1 GB in the end (delta: -185.9 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:41,823 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:41,824 INFO L168 Benchmark]: Boogie Preprocessor took 32.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:41,824 INFO L168 Benchmark]: RCFGBuilder took 689.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 48.1 MB). Peak memory consumption was 48.1 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:41,824 INFO L168 Benchmark]: TraceAbstraction took 1113.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 980.2 MB in the end (delta: 92.8 MB). Peak memory consumption was 92.8 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:41,825 INFO L168 Benchmark]: Witness Printer took 103.23 ms. Allocated memory is still 1.2 GB. Free memory was 980.2 MB in the beginning and 973.5 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-25 08:48:41,827 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 574.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 940.6 MB in the beginning and 1.1 GB in the end (delta: -185.9 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 53.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 689.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 48.1 MB). Peak memory consumption was 48.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1113.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 980.2 MB in the end (delta: 92.8 MB). Peak memory consumption was 92.8 MB. Max. memory is 11.5 GB. * Witness Printer took 103.23 ms. Allocated memory is still 1.2 GB. Free memory was 980.2 MB in the beginning and 973.5 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: 0 == methaneLevelCritical && pumpRunning == 0 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 0 == methaneLevelCritical && pumpRunning == 0 - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 682]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 == methaneLevelCritical && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 57 locations, 3 error locations. Result: SAFE, OverallTime: 1.0s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 217 SDtfs, 214 SDslu, 219 SDs, 0 SdLazy, 33 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 19 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=57occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 44 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 25 LocationsWithAnnotation, 25 PreInvPairs, 66 NumberOfFragments, 94 HoareAnnotationTreeSize, 25 FomulaSimplifications, 1010 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 25 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 78 NumberOfCodeBlocks, 78 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 74 ConstructedInterpolants, 0 QuantifiedInterpolants, 3150 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...