./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product09.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6a7b3431-6828-4f2d-bf7b-0cb65e8e1a1e/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_6a7b3431-6828-4f2d-bf7b-0cb65e8e1a1e/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6a7b3431-6828-4f2d-bf7b-0cb65e8e1a1e/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6a7b3431-6828-4f2d-bf7b-0cb65e8e1a1e/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product09.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_6a7b3431-6828-4f2d-bf7b-0cb65e8e1a1e/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6a7b3431-6828-4f2d-bf7b-0cb65e8e1a1e/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 5e00f12062c7c62f6aec19aeda9d058e37c16487 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 00:26:04,119 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 00:26:04,121 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 00:26:04,135 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 00:26:04,135 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 00:26:04,136 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 00:26:04,138 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 00:26:04,147 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 00:26:04,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 00:26:04,155 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 00:26:04,157 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 00:26:04,158 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 00:26:04,158 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 00:26:04,160 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 00:26:04,162 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 00:26:04,162 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 00:26:04,163 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 00:26:04,164 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 00:26:04,166 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 00:26:04,170 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 00:26:04,173 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 00:26:04,175 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 00:26:04,178 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 00:26:04,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 00:26:04,181 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 00:26:04,181 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 00:26:04,182 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 00:26:04,183 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 00:26:04,183 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 00:26:04,184 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 00:26:04,185 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 00:26:04,185 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 00:26:04,186 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 00:26:04,187 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 00:26:04,188 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 00:26:04,188 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 00:26:04,188 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 00:26:04,189 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 00:26:04,189 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 00:26:04,190 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 00:26:04,191 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 00:26:04,191 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6a7b3431-6828-4f2d-bf7b-0cb65e8e1a1e/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 00:26:04,216 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 00:26:04,226 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 00:26:04,227 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 00:26:04,227 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 00:26:04,227 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 00:26:04,227 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 00:26:04,228 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 00:26:04,228 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 00:26:04,228 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 00:26:04,228 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 00:26:04,229 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 00:26:04,229 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 00:26:04,229 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 00:26:04,229 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 00:26:04,229 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 00:26:04,230 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 00:26:04,230 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 00:26:04,231 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 00:26:04,231 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 00:26:04,231 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 00:26:04,232 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 00:26:04,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 00:26:04,232 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 00:26:04,232 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 00:26:04,233 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 00:26:04,233 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 00:26:04,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 00:26:04,233 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 00:26:04,234 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_6a7b3431-6828-4f2d-bf7b-0cb65e8e1a1e/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 -> 5e00f12062c7c62f6aec19aeda9d058e37c16487 [2019-11-20 00:26:04,417 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 00:26:04,428 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 00:26:04,431 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 00:26:04,432 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 00:26:04,433 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 00:26:04,434 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6a7b3431-6828-4f2d-bf7b-0cb65e8e1a1e/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product09.cil.c [2019-11-20 00:26:04,487 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6a7b3431-6828-4f2d-bf7b-0cb65e8e1a1e/bin/uautomizer/data/e51300970/d831d43ea5d048108ac2604c194fdfd8/FLAG72c02c9e5 [2019-11-20 00:26:04,946 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 00:26:04,948 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6a7b3431-6828-4f2d-bf7b-0cb65e8e1a1e/sv-benchmarks/c/product-lines/minepump_spec1_product09.cil.c [2019-11-20 00:26:04,960 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6a7b3431-6828-4f2d-bf7b-0cb65e8e1a1e/bin/uautomizer/data/e51300970/d831d43ea5d048108ac2604c194fdfd8/FLAG72c02c9e5 [2019-11-20 00:26:05,301 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6a7b3431-6828-4f2d-bf7b-0cb65e8e1a1e/bin/uautomizer/data/e51300970/d831d43ea5d048108ac2604c194fdfd8 [2019-11-20 00:26:05,307 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 00:26:05,308 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 00:26:05,309 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 00:26:05,309 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 00:26:05,312 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 00:26:05,313 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:26:05" (1/1) ... [2019-11-20 00:26:05,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d89530c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:26:05, skipping insertion in model container [2019-11-20 00:26:05,315 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:26:05" (1/1) ... [2019-11-20 00:26:05,322 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 00:26:05,366 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 00:26:05,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 00:26:05,675 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 00:26:05,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 00:26:05,808 INFO L192 MainTranslator]: Completed translation [2019-11-20 00:26:05,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:26:05 WrapperNode [2019-11-20 00:26:05,809 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 00:26:05,809 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 00:26:05,809 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 00:26:05,810 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 00:26:05,817 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:26:05" (1/1) ... [2019-11-20 00:26:05,833 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:26:05" (1/1) ... [2019-11-20 00:26:05,891 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 00:26:05,893 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 00:26:05,893 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 00:26:05,893 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 00:26:05,902 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:26:05" (1/1) ... [2019-11-20 00:26:05,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:26:05" (1/1) ... [2019-11-20 00:26:05,922 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:26:05" (1/1) ... [2019-11-20 00:26:05,923 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:26:05" (1/1) ... [2019-11-20 00:26:05,931 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:26:05" (1/1) ... [2019-11-20 00:26:05,950 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:26:05" (1/1) ... [2019-11-20 00:26:05,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:26:05" (1/1) ... [2019-11-20 00:26:05,965 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 00:26:05,965 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 00:26:05,966 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 00:26:05,966 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 00:26:05,967 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:26:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6a7b3431-6828-4f2d-bf7b-0cb65e8e1a1e/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 [2019-11-20 00:26:06,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 00:26:06,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 00:26:06,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 00:26:06,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 00:26:06,686 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 00:26:06,687 INFO L285 CfgBuilder]: Removed 66 assume(true) statements. [2019-11-20 00:26:06,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:26:06 BoogieIcfgContainer [2019-11-20 00:26:06,688 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 00:26:06,689 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 00:26:06,689 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 00:26:06,692 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 00:26:06,692 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 12:26:05" (1/3) ... [2019-11-20 00:26:06,693 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a878def and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:26:06, skipping insertion in model container [2019-11-20 00:26:06,693 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:26:05" (2/3) ... [2019-11-20 00:26:06,694 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a878def and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:26:06, skipping insertion in model container [2019-11-20 00:26:06,694 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:26:06" (3/3) ... [2019-11-20 00:26:06,695 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product09.cil.c [2019-11-20 00:26:06,702 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 00:26:06,707 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-20 00:26:06,714 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-20 00:26:06,736 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 00:26:06,736 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 00:26:06,737 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 00:26:06,737 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 00:26:06,737 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 00:26:06,737 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 00:26:06,737 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 00:26:06,737 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 00:26:06,752 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states. [2019-11-20 00:26:06,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-20 00:26:06,758 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 00:26:06,759 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 00:26:06,760 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 00:26:06,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:26:06,765 INFO L82 PathProgramCache]: Analyzing trace with hash 881855315, now seen corresponding path program 1 times [2019-11-20 00:26:06,773 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 00:26:06,773 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870917010] [2019-11-20 00:26:06,774 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 00:26:06,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:26:07,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:26:07,012 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870917010] [2019-11-20 00:26:07,013 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 00:26:07,013 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 00:26:07,014 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1081819490] [2019-11-20 00:26:07,018 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-20 00:26:07,018 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 00:26:07,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-20 00:26:07,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 00:26:07,033 INFO L87 Difference]: Start difference. First operand 57 states. Second operand 2 states. [2019-11-20 00:26:07,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 00:26:07,053 INFO L93 Difference]: Finished difference Result 108 states and 161 transitions. [2019-11-20 00:26:07,053 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 00:26:07,054 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-20 00:26:07,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 00:26:07,063 INFO L225 Difference]: With dead ends: 108 [2019-11-20 00:26:07,063 INFO L226 Difference]: Without dead ends: 53 [2019-11-20 00:26:07,066 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 [2019-11-20 00:26:07,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-11-20 00:26:07,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-11-20 00:26:07,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-11-20 00:26:07,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 72 transitions. [2019-11-20 00:26:07,101 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 72 transitions. Word has length 16 [2019-11-20 00:26:07,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 00:26:07,102 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 72 transitions. [2019-11-20 00:26:07,102 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-20 00:26:07,102 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2019-11-20 00:26:07,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 00:26:07,103 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 00:26:07,103 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 00:26:07,104 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 00:26:07,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:26:07,104 INFO L82 PathProgramCache]: Analyzing trace with hash 1127498704, now seen corresponding path program 1 times [2019-11-20 00:26:07,105 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 00:26:07,105 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401379661] [2019-11-20 00:26:07,105 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 00:26:07,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:26:07,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:26:07,212 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401379661] [2019-11-20 00:26:07,213 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 00:26:07,213 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 00:26:07,213 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786247054] [2019-11-20 00:26:07,214 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 00:26:07,215 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 00:26:07,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 00:26:07,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 00:26:07,215 INFO L87 Difference]: Start difference. First operand 53 states and 72 transitions. Second operand 3 states. [2019-11-20 00:26:07,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 00:26:07,236 INFO L93 Difference]: Finished difference Result 53 states and 72 transitions. [2019-11-20 00:26:07,236 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 00:26:07,236 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-20 00:26:07,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 00:26:07,238 INFO L225 Difference]: With dead ends: 53 [2019-11-20 00:26:07,238 INFO L226 Difference]: Without dead ends: 27 [2019-11-20 00:26:07,243 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 [2019-11-20 00:26:07,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2019-11-20 00:26:07,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2019-11-20 00:26:07,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2019-11-20 00:26:07,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 37 transitions. [2019-11-20 00:26:07,248 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 37 transitions. Word has length 17 [2019-11-20 00:26:07,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 00:26:07,248 INFO L462 AbstractCegarLoop]: Abstraction has 27 states and 37 transitions. [2019-11-20 00:26:07,248 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 00:26:07,248 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2019-11-20 00:26:07,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 00:26:07,249 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 00:26:07,249 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] [2019-11-20 00:26:07,250 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 00:26:07,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:26:07,250 INFO L82 PathProgramCache]: Analyzing trace with hash -357317040, now seen corresponding path program 1 times [2019-11-20 00:26:07,251 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 00:26:07,251 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2208030] [2019-11-20 00:26:07,251 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 00:26:07,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:26:07,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:26:07,374 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2208030] [2019-11-20 00:26:07,374 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 00:26:07,374 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 00:26:07,374 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199850189] [2019-11-20 00:26:07,375 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 00:26:07,375 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 00:26:07,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 00:26:07,375 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 00:26:07,376 INFO L87 Difference]: Start difference. First operand 27 states and 37 transitions. Second operand 5 states. [2019-11-20 00:26:07,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 00:26:07,490 INFO L93 Difference]: Finished difference Result 109 states and 167 transitions. [2019-11-20 00:26:07,491 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-20 00:26:07,491 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2019-11-20 00:26:07,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 00:26:07,492 INFO L225 Difference]: With dead ends: 109 [2019-11-20 00:26:07,493 INFO L226 Difference]: Without dead ends: 88 [2019-11-20 00:26:07,493 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 [2019-11-20 00:26:07,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2019-11-20 00:26:07,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 44. [2019-11-20 00:26:07,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2019-11-20 00:26:07,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 62 transitions. [2019-11-20 00:26:07,512 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 62 transitions. Word has length 22 [2019-11-20 00:26:07,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 00:26:07,513 INFO L462 AbstractCegarLoop]: Abstraction has 44 states and 62 transitions. [2019-11-20 00:26:07,514 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 00:26:07,514 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 62 transitions. [2019-11-20 00:26:07,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 00:26:07,516 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 00:26:07,516 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] [2019-11-20 00:26:07,516 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 00:26:07,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 00:26:07,517 INFO L82 PathProgramCache]: Analyzing trace with hash -1956889594, now seen corresponding path program 1 times [2019-11-20 00:26:07,518 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 00:26:07,518 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92282268] [2019-11-20 00:26:07,518 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 00:26:07,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 00:26:07,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 00:26:07,625 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92282268] [2019-11-20 00:26:07,625 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 00:26:07,626 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 00:26:07,626 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209471711] [2019-11-20 00:26:07,626 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 00:26:07,626 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 00:26:07,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 00:26:07,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 00:26:07,627 INFO L87 Difference]: Start difference. First operand 44 states and 62 transitions. Second operand 5 states. [2019-11-20 00:26:07,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 00:26:07,685 INFO L93 Difference]: Finished difference Result 130 states and 193 transitions. [2019-11-20 00:26:07,687 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 00:26:07,687 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-11-20 00:26:07,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 00:26:07,687 INFO L225 Difference]: With dead ends: 130 [2019-11-20 00:26:07,687 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 00:26:07,688 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 [2019-11-20 00:26:07,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 00:26:07,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 00:26:07,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 00:26:07,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 00:26:07,689 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2019-11-20 00:26:07,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 00:26:07,689 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 00:26:07,689 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 00:26:07,689 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 00:26:07,690 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 00:26:07,694 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 00:26:07,854 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 534) no Hoare annotation was computed. [2019-11-20 00:26:07,854 INFO L444 ceAbstractionStarter]: For program point L779(lines 779 783) no Hoare annotation was computed. [2019-11-20 00:26:07,854 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 00:26:07,854 INFO L444 ceAbstractionStarter]: For program point L813(lines 813 817) no Hoare annotation was computed. [2019-11-20 00:26:07,854 INFO L444 ceAbstractionStarter]: For program point L813-2(lines 649 655) no Hoare annotation was computed. [2019-11-20 00:26:07,854 INFO L444 ceAbstractionStarter]: For program point L797(lines 797 803) no Hoare annotation was computed. [2019-11-20 00:26:07,855 INFO L440 ceAbstractionStarter]: At program point L797-1(lines 797 803) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 00:26:07,855 INFO L440 ceAbstractionStarter]: At program point L649(lines 648 667) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 00:26:07,855 INFO L444 ceAbstractionStarter]: For program point L649-1(lines 649 655) no Hoare annotation was computed. [2019-11-20 00:26:07,855 INFO L440 ceAbstractionStarter]: At program point L649-2(lines 648 667) the Hoare annotation is: false [2019-11-20 00:26:07,855 INFO L440 ceAbstractionStarter]: At program point L649-3(lines 648 667) the Hoare annotation is: false [2019-11-20 00:26:07,855 INFO L447 ceAbstractionStarter]: At program point L633(lines 614 636) the Hoare annotation is: true [2019-11-20 00:26:07,855 INFO L440 ceAbstractionStarter]: At program point L600(lines 596 602) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-20 00:26:07,855 INFO L444 ceAbstractionStarter]: For program point L534(line 534) no Hoare annotation was computed. [2019-11-20 00:26:07,856 INFO L444 ceAbstractionStarter]: For program point L534-1(line 534) no Hoare annotation was computed. [2019-11-20 00:26:07,856 INFO L444 ceAbstractionStarter]: For program point L468(lines 468 472) no Hoare annotation was computed. [2019-11-20 00:26:07,856 INFO L444 ceAbstractionStarter]: For program point L534-2(line 534) no Hoare annotation was computed. [2019-11-20 00:26:07,856 INFO L440 ceAbstractionStarter]: At program point L551-2(lines 551 565) the Hoare annotation is: false [2019-11-20 00:26:07,856 INFO L440 ceAbstractionStarter]: At program point L73(lines 68 76) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-20 00:26:07,856 INFO L444 ceAbstractionStarter]: For program point L552(line 552) no Hoare annotation was computed. [2019-11-20 00:26:07,856 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 00:26:07,856 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 534) no Hoare annotation was computed. [2019-11-20 00:26:07,857 INFO L444 ceAbstractionStarter]: For program point L555(lines 555 559) no Hoare annotation was computed. [2019-11-20 00:26:07,857 INFO L444 ceAbstractionStarter]: For program point L555-1(lines 649 655) no Hoare annotation was computed. [2019-11-20 00:26:07,857 INFO L444 ceAbstractionStarter]: For program point L456(lines 456 460) no Hoare annotation was computed. [2019-11-20 00:26:07,857 INFO L444 ceAbstractionStarter]: For program point L456-3(lines 456 460) no Hoare annotation was computed. [2019-11-20 00:26:07,857 INFO L444 ceAbstractionStarter]: For program point L456-6(lines 456 460) no Hoare annotation was computed. [2019-11-20 00:26:07,857 INFO L444 ceAbstractionStarter]: For program point L787(lines 787 793) no Hoare annotation was computed. [2019-11-20 00:26:07,857 INFO L440 ceAbstractionStarter]: At program point L787-1(lines 787 793) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 00:26:07,857 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 00:26:07,858 INFO L440 ceAbstractionStarter]: At program point L656(lines 656 662) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 00:26:07,858 INFO L440 ceAbstractionStarter]: At program point L656-1(lines 656 662) the Hoare annotation is: false [2019-11-20 00:26:07,858 INFO L440 ceAbstractionStarter]: At program point L656-2(lines 656 662) the Hoare annotation is: false [2019-11-20 00:26:07,858 INFO L444 ceAbstractionStarter]: For program point L624(lines 624 631) no Hoare annotation was computed. [2019-11-20 00:26:07,858 INFO L447 ceAbstractionStarter]: At program point L624-1(lines 624 631) the Hoare annotation is: true [2019-11-20 00:26:07,858 INFO L440 ceAbstractionStarter]: At program point L823(lines 776 824) the Hoare annotation is: false [2019-11-20 00:26:07,858 INFO L440 ceAbstractionStarter]: At program point L493(lines 488 496) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 00:26:07,858 INFO L440 ceAbstractionStarter]: At program point L493-1(lines 488 496) the Hoare annotation is: false [2019-11-20 00:26:07,859 INFO L440 ceAbstractionStarter]: At program point L493-2(lines 488 496) the Hoare annotation is: false [2019-11-20 00:26:07,859 INFO L444 ceAbstractionStarter]: For program point L840(lines 840 853) no Hoare annotation was computed. [2019-11-20 00:26:07,859 INFO L444 ceAbstractionStarter]: For program point L807(lines 807 818) no Hoare annotation was computed. [2019-11-20 00:26:07,859 INFO L440 ceAbstractionStarter]: At program point L840-1(lines 1 856) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 00:26:07,859 INFO L444 ceAbstractionStarter]: For program point L840-2(lines 840 853) no Hoare annotation was computed. [2019-11-20 00:26:07,859 INFO L440 ceAbstractionStarter]: At program point L840-3(lines 1 856) the Hoare annotation is: false [2019-11-20 00:26:07,859 INFO L444 ceAbstractionStarter]: For program point L840-4(lines 840 853) no Hoare annotation was computed. [2019-11-20 00:26:07,859 INFO L440 ceAbstractionStarter]: At program point L840-5(lines 1 856) the Hoare annotation is: false [2019-11-20 00:26:07,860 INFO L440 ceAbstractionStarter]: At program point L65(lines 1 856) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-20 00:26:07,860 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 00:26:07,860 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 534) no Hoare annotation was computed. [2019-11-20 00:26:07,860 INFO L440 ceAbstractionStarter]: At program point L726(lines 721 729) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 00:26:07,860 INFO L440 ceAbstractionStarter]: At program point L726-1(lines 721 729) the Hoare annotation is: false [2019-11-20 00:26:07,860 INFO L440 ceAbstractionStarter]: At program point L726-2(lines 721 729) the Hoare annotation is: false [2019-11-20 00:26:07,860 INFO L444 ceAbstractionStarter]: For program point L480(lines 480 484) no Hoare annotation was computed. [2019-11-20 00:26:07,860 INFO L444 ceAbstractionStarter]: For program point L844(lines 844 850) no Hoare annotation was computed. [2019-11-20 00:26:07,864 INFO L444 ceAbstractionStarter]: For program point L778(lines 777 822) no Hoare annotation was computed. [2019-11-20 00:26:07,864 INFO L444 ceAbstractionStarter]: For program point L844-2(lines 844 850) no Hoare annotation was computed. [2019-11-20 00:26:07,864 INFO L444 ceAbstractionStarter]: For program point L844-4(lines 844 850) no Hoare annotation was computed. [2019-11-20 00:26:07,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 12:26:07 BoogieIcfgContainer [2019-11-20 00:26:07,879 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 00:26:07,880 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 00:26:07,880 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 00:26:07,880 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 00:26:07,880 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:26:06" (3/4) ... [2019-11-20 00:26:07,883 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 00:26:07,895 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-20 00:26:07,896 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-20 00:26:07,896 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2019-11-20 00:26:07,897 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-20 00:26:07,897 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 00:26:07,898 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 00:26:07,926 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter [2019-11-20 00:26:07,963 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_6a7b3431-6828-4f2d-bf7b-0cb65e8e1a1e/bin/uautomizer/witness.graphml [2019-11-20 00:26:07,963 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 00:26:07,965 INFO L168 Benchmark]: Toolchain (without parser) took 2656.63 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 950.1 MB in the beginning and 940.8 MB in the end (delta: 9.3 MB). Peak memory consumption was 122.0 MB. Max. memory is 11.5 GB. [2019-11-20 00:26:07,965 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 00:26:07,966 INFO L168 Benchmark]: CACSL2BoogieTranslator took 500.28 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -152.0 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2019-11-20 00:26:07,966 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.28 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-11-20 00:26:07,967 INFO L168 Benchmark]: Boogie Preprocessor took 72.35 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2019-11-20 00:26:07,967 INFO L168 Benchmark]: RCFGBuilder took 722.74 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 49.8 MB). Peak memory consumption was 49.8 MB. Max. memory is 11.5 GB. [2019-11-20 00:26:07,968 INFO L168 Benchmark]: TraceAbstraction took 1190.37 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 947.8 MB in the end (delta: 90.4 MB). Peak memory consumption was 90.4 MB. Max. memory is 11.5 GB. [2019-11-20 00:26:07,968 INFO L168 Benchmark]: Witness Printer took 83.76 ms. Allocated memory is still 1.1 GB. Free memory was 947.8 MB in the beginning and 940.8 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-11-20 00:26:07,970 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 500.28 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -152.0 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 83.28 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 72.35 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 722.74 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 49.8 MB). Peak memory consumption was 49.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1190.37 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 947.8 MB in the end (delta: 90.4 MB). Peak memory consumption was 90.4 MB. Max. memory is 11.5 GB. * Witness Printer took 83.76 ms. Allocated memory is still 1.1 GB. Free memory was 947.8 MB in the beginning and 940.8 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 534]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 534]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 534]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 614]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: 0 == methaneLevelCritical && pumpRunning == 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 == methaneLevelCritical && pumpRunning == 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 == methaneLevelCritical && pumpRunning == 0 - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 797]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 57 locations, 3 error locations. Result: SAFE, OverallTime: 1.1s, 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, 24 LocationsWithAnnotation, 24 PreInvPairs, 59 NumberOfFragments, 87 HoareAnnotationTreeSize, 24 FomulaSimplifications, 818 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 24 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...