./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product20.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_1e995303-65d8-460f-9667-c2e146ef51ee/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_1e995303-65d8-460f-9667-c2e146ef51ee/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1e995303-65d8-460f-9667-c2e146ef51ee/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1e995303-65d8-460f-9667-c2e146ef51ee/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1e995303-65d8-460f-9667-c2e146ef51ee/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1e995303-65d8-460f-9667-c2e146ef51ee/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 fdf87a043cfa0322a32123bf9fd837be20929f79 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 07:16:40,383 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 07:16:40,384 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 07:16:40,399 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 07:16:40,399 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 07:16:40,400 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 07:16:40,402 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 07:16:40,410 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 07:16:40,414 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 07:16:40,418 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 07:16:40,419 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 07:16:40,420 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 07:16:40,420 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 07:16:40,422 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 07:16:40,423 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 07:16:40,424 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 07:16:40,425 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 07:16:40,426 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 07:16:40,428 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 07:16:40,431 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 07:16:40,435 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 07:16:40,436 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 07:16:40,439 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 07:16:40,440 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 07:16:40,443 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 07:16:40,443 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 07:16:40,443 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 07:16:40,445 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 07:16:40,445 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 07:16:40,446 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 07:16:40,446 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 07:16:40,447 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 07:16:40,447 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 07:16:40,448 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 07:16:40,449 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 07:16:40,449 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 07:16:40,450 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 07:16:40,450 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 07:16:40,450 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 07:16:40,451 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 07:16:40,452 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 07:16:40,452 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1e995303-65d8-460f-9667-c2e146ef51ee/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 07:16:40,473 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 07:16:40,473 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 07:16:40,474 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 07:16:40,474 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 07:16:40,474 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 07:16:40,475 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 07:16:40,475 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 07:16:40,475 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 07:16:40,475 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 07:16:40,475 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 07:16:40,476 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 07:16:40,476 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 07:16:40,476 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 07:16:40,476 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 07:16:40,476 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 07:16:40,476 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 07:16:40,477 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 07:16:40,477 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 07:16:40,477 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 07:16:40,477 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 07:16:40,477 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 07:16:40,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 07:16:40,478 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 07:16:40,478 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 07:16:40,478 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 07:16:40,478 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 07:16:40,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 07:16:40,479 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 07:16:40,479 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_1e995303-65d8-460f-9667-c2e146ef51ee/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 -> fdf87a043cfa0322a32123bf9fd837be20929f79 [2019-11-20 07:16:40,614 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 07:16:40,623 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 07:16:40,627 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 07:16:40,628 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 07:16:40,628 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 07:16:40,629 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1e995303-65d8-460f-9667-c2e146ef51ee/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c [2019-11-20 07:16:40,678 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1e995303-65d8-460f-9667-c2e146ef51ee/bin/uautomizer/data/bb2539ada/7ff3219df83b4963b9a1282848d8e786/FLAGea5a7708b [2019-11-20 07:16:41,163 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 07:16:41,165 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1e995303-65d8-460f-9667-c2e146ef51ee/sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c [2019-11-20 07:16:41,183 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1e995303-65d8-460f-9667-c2e146ef51ee/bin/uautomizer/data/bb2539ada/7ff3219df83b4963b9a1282848d8e786/FLAGea5a7708b [2019-11-20 07:16:41,490 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1e995303-65d8-460f-9667-c2e146ef51ee/bin/uautomizer/data/bb2539ada/7ff3219df83b4963b9a1282848d8e786 [2019-11-20 07:16:41,492 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 07:16:41,493 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 07:16:41,494 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 07:16:41,494 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 07:16:41,497 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 07:16:41,498 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:16:41" (1/1) ... [2019-11-20 07:16:41,500 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3409c829 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:16:41, skipping insertion in model container [2019-11-20 07:16:41,501 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:16:41" (1/1) ... [2019-11-20 07:16:41,508 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 07:16:41,550 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 07:16:41,972 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 07:16:41,983 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 07:16:42,054 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 07:16:42,078 INFO L192 MainTranslator]: Completed translation [2019-11-20 07:16:42,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:16:42 WrapperNode [2019-11-20 07:16:42,078 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 07:16:42,079 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 07:16:42,079 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 07:16:42,079 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 07:16:42,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:16:42" (1/1) ... [2019-11-20 07:16:42,105 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:16:42" (1/1) ... [2019-11-20 07:16:42,141 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 07:16:42,141 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 07:16:42,141 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 07:16:42,141 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 07:16:42,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:16:42" (1/1) ... [2019-11-20 07:16:42,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:16:42" (1/1) ... [2019-11-20 07:16:42,153 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:16:42" (1/1) ... [2019-11-20 07:16:42,154 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:16:42" (1/1) ... [2019-11-20 07:16:42,163 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:16:42" (1/1) ... [2019-11-20 07:16:42,169 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:16:42" (1/1) ... [2019-11-20 07:16:42,171 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:16:42" (1/1) ... [2019-11-20 07:16:42,175 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 07:16:42,176 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 07:16:42,176 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 07:16:42,176 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 07:16:42,177 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:16:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1e995303-65d8-460f-9667-c2e146ef51ee/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 07:16:42,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 07:16:42,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 07:16:42,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 07:16:42,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 07:16:42,845 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 07:16:42,845 INFO L285 CfgBuilder]: Removed 102 assume(true) statements. [2019-11-20 07:16:42,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:16:42 BoogieIcfgContainer [2019-11-20 07:16:42,847 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 07:16:42,848 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 07:16:42,848 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 07:16:42,851 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 07:16:42,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 07:16:41" (1/3) ... [2019-11-20 07:16:42,852 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bcce631 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:16:42, skipping insertion in model container [2019-11-20 07:16:42,853 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:16:42" (2/3) ... [2019-11-20 07:16:42,854 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bcce631 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:16:42, skipping insertion in model container [2019-11-20 07:16:42,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:16:42" (3/3) ... [2019-11-20 07:16:42,860 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product20.cil.c [2019-11-20 07:16:42,868 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 07:16:42,874 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-20 07:16:42,883 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-20 07:16:42,904 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 07:16:42,904 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 07:16:42,904 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 07:16:42,904 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 07:16:42,904 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 07:16:42,905 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 07:16:42,905 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 07:16:42,905 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 07:16:42,923 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states. [2019-11-20 07:16:42,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-20 07:16:42,929 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 07:16:42,930 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 07:16:42,930 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 07:16:42,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:16:42,934 INFO L82 PathProgramCache]: Analyzing trace with hash -760561614, now seen corresponding path program 1 times [2019-11-20 07:16:42,941 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:16:42,941 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795630843] [2019-11-20 07:16:42,941 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:16:43,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:16:43,130 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 07:16:43,131 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [795630843] [2019-11-20 07:16:43,131 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:16:43,132 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 07:16:43,132 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590214616] [2019-11-20 07:16:43,136 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-20 07:16:43,136 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:16:43,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-20 07:16:43,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 07:16:43,150 INFO L87 Difference]: Start difference. First operand 77 states. Second operand 2 states. [2019-11-20 07:16:43,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:16:43,175 INFO L93 Difference]: Finished difference Result 148 states and 221 transitions. [2019-11-20 07:16:43,175 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 07:16:43,176 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-20 07:16:43,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 07:16:43,186 INFO L225 Difference]: With dead ends: 148 [2019-11-20 07:16:43,186 INFO L226 Difference]: Without dead ends: 73 [2019-11-20 07:16:43,189 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 07:16:43,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2019-11-20 07:16:43,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2019-11-20 07:16:43,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2019-11-20 07:16:43,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 102 transitions. [2019-11-20 07:16:43,222 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 102 transitions. Word has length 16 [2019-11-20 07:16:43,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 07:16:43,223 INFO L462 AbstractCegarLoop]: Abstraction has 73 states and 102 transitions. [2019-11-20 07:16:43,223 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-20 07:16:43,223 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2019-11-20 07:16:43,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 07:16:43,224 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 07:16:43,224 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 07:16:43,225 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 07:16:43,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:16:43,225 INFO L82 PathProgramCache]: Analyzing trace with hash -1807318511, now seen corresponding path program 1 times [2019-11-20 07:16:43,225 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:16:43,225 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007655461] [2019-11-20 07:16:43,226 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:16:43,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:16:43,314 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 07:16:43,314 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007655461] [2019-11-20 07:16:43,314 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:16:43,314 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 07:16:43,315 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [642923124] [2019-11-20 07:16:43,316 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 07:16:43,316 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:16:43,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 07:16:43,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 07:16:43,317 INFO L87 Difference]: Start difference. First operand 73 states and 102 transitions. Second operand 3 states. [2019-11-20 07:16:43,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:16:43,334 INFO L93 Difference]: Finished difference Result 73 states and 102 transitions. [2019-11-20 07:16:43,334 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 07:16:43,334 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-20 07:16:43,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 07:16:43,335 INFO L225 Difference]: With dead ends: 73 [2019-11-20 07:16:43,335 INFO L226 Difference]: Without dead ends: 35 [2019-11-20 07:16:43,336 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 07:16:43,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2019-11-20 07:16:43,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2019-11-20 07:16:43,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2019-11-20 07:16:43,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2019-11-20 07:16:43,341 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 17 [2019-11-20 07:16:43,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 07:16:43,342 INFO L462 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2019-11-20 07:16:43,342 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 07:16:43,342 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2019-11-20 07:16:43,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 07:16:43,343 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 07:16:43,343 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 07:16:43,343 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 07:16:43,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:16:43,343 INFO L82 PathProgramCache]: Analyzing trace with hash 1208826733, now seen corresponding path program 1 times [2019-11-20 07:16:43,344 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:16:43,344 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437281658] [2019-11-20 07:16:43,344 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:16:43,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:16:43,478 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 07:16:43,479 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437281658] [2019-11-20 07:16:43,479 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:16:43,479 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-20 07:16:43,479 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372809813] [2019-11-20 07:16:43,480 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 07:16:43,480 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:16:43,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 07:16:43,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 07:16:43,480 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 5 states. [2019-11-20 07:16:43,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:16:43,552 INFO L93 Difference]: Finished difference Result 87 states and 126 transitions. [2019-11-20 07:16:43,553 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-20 07:16:43,553 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2019-11-20 07:16:43,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 07:16:43,554 INFO L225 Difference]: With dead ends: 87 [2019-11-20 07:16:43,554 INFO L226 Difference]: Without dead ends: 58 [2019-11-20 07:16:43,555 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-20 07:16:43,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2019-11-20 07:16:43,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 54. [2019-11-20 07:16:43,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2019-11-20 07:16:43,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 78 transitions. [2019-11-20 07:16:43,571 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 78 transitions. Word has length 22 [2019-11-20 07:16:43,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 07:16:43,571 INFO L462 AbstractCegarLoop]: Abstraction has 54 states and 78 transitions. [2019-11-20 07:16:43,572 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 07:16:43,572 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2019-11-20 07:16:43,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 07:16:43,573 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 07:16:43,573 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 07:16:43,573 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 07:16:43,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:16:43,573 INFO L82 PathProgramCache]: Analyzing trace with hash 2134348466, now seen corresponding path program 1 times [2019-11-20 07:16:43,574 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:16:43,574 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140393350] [2019-11-20 07:16:43,574 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:16:43,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:16:43,668 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 07:16:43,668 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1140393350] [2019-11-20 07:16:43,668 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:16:43,669 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 07:16:43,669 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790886252] [2019-11-20 07:16:43,669 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 07:16:43,669 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:16:43,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 07:16:43,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 07:16:43,670 INFO L87 Difference]: Start difference. First operand 54 states and 78 transitions. Second operand 5 states. [2019-11-20 07:16:43,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:16:43,805 INFO L93 Difference]: Finished difference Result 256 states and 391 transitions. [2019-11-20 07:16:43,806 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-20 07:16:43,806 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-11-20 07:16:43,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 07:16:43,808 INFO L225 Difference]: With dead ends: 256 [2019-11-20 07:16:43,808 INFO L226 Difference]: Without dead ends: 208 [2019-11-20 07:16:43,809 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 07:16:43,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2019-11-20 07:16:43,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 96. [2019-11-20 07:16:43,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2019-11-20 07:16:43,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 139 transitions. [2019-11-20 07:16:43,824 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 139 transitions. Word has length 23 [2019-11-20 07:16:43,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 07:16:43,825 INFO L462 AbstractCegarLoop]: Abstraction has 96 states and 139 transitions. [2019-11-20 07:16:43,825 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 07:16:43,825 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 139 transitions. [2019-11-20 07:16:43,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 07:16:43,826 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 07:16:43,826 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 07:16:43,827 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 07:16:43,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:16:43,827 INFO L82 PathProgramCache]: Analyzing trace with hash -207760452, now seen corresponding path program 1 times [2019-11-20 07:16:43,827 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:16:43,827 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276347347] [2019-11-20 07:16:43,828 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:16:43,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:16:43,920 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 07:16:43,921 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276347347] [2019-11-20 07:16:43,921 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:16:43,921 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 07:16:43,921 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847372011] [2019-11-20 07:16:43,922 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 07:16:43,922 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:16:43,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 07:16:43,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 07:16:43,923 INFO L87 Difference]: Start difference. First operand 96 states and 139 transitions. Second operand 5 states. [2019-11-20 07:16:43,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:16:43,999 INFO L93 Difference]: Finished difference Result 286 states and 425 transitions. [2019-11-20 07:16:43,999 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 07:16:43,999 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-20 07:16:44,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 07:16:44,000 INFO L225 Difference]: With dead ends: 286 [2019-11-20 07:16:44,000 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 07:16:44,002 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 07:16:44,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 07:16:44,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 07:16:44,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 07:16:44,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 07:16:44,003 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2019-11-20 07:16:44,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 07:16:44,003 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 07:16:44,003 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 07:16:44,003 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 07:16:44,003 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 07:16:44,011 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 07:16:44,363 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-11-20 07:16:44,363 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 07:16:44,363 INFO L444 ceAbstractionStarter]: For program point L185(lines 185 191) no Hoare annotation was computed. [2019-11-20 07:16:44,364 INFO L440 ceAbstractionStarter]: At program point L185-1(lines 185 191) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 07:16:44,364 INFO L444 ceAbstractionStarter]: For program point L203(lines 203 209) no Hoare annotation was computed. [2019-11-20 07:16:44,364 INFO L440 ceAbstractionStarter]: At program point L203-1(lines 239 245) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 07:16:44,364 INFO L440 ceAbstractionStarter]: At program point L451(lines 446 454) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 07:16:44,364 INFO L440 ceAbstractionStarter]: At program point L451-1(lines 446 454) the Hoare annotation is: false [2019-11-20 07:16:44,364 INFO L440 ceAbstractionStarter]: At program point L451-2(lines 446 454) the Hoare annotation is: false [2019-11-20 07:16:44,365 INFO L444 ceAbstractionStarter]: For program point L271(lines 271 288) no Hoare annotation was computed. [2019-11-20 07:16:44,365 INFO L444 ceAbstractionStarter]: For program point L271-1(lines 271 288) no Hoare annotation was computed. [2019-11-20 07:16:44,365 INFO L444 ceAbstractionStarter]: For program point L271-2(lines 271 288) no Hoare annotation was computed. [2019-11-20 07:16:44,365 INFO L444 ceAbstractionStarter]: For program point L139(lines 139 146) no Hoare annotation was computed. [2019-11-20 07:16:44,365 INFO L447 ceAbstractionStarter]: At program point L139-1(lines 139 146) the Hoare annotation is: true [2019-11-20 07:16:44,365 INFO L444 ceAbstractionStarter]: For program point L387(lines 387 393) no Hoare annotation was computed. [2019-11-20 07:16:44,366 INFO L440 ceAbstractionStarter]: At program point L387-1(lines 387 393) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 07:16:44,366 INFO L440 ceAbstractionStarter]: At program point L239(lines 238 257) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 07:16:44,366 INFO L444 ceAbstractionStarter]: For program point L239-1(lines 239 245) no Hoare annotation was computed. [2019-11-20 07:16:44,366 INFO L440 ceAbstractionStarter]: At program point L239-2(lines 238 257) the Hoare annotation is: false [2019-11-20 07:16:44,366 INFO L440 ceAbstractionStarter]: At program point L239-3(lines 238 257) the Hoare annotation is: false [2019-11-20 07:16:44,366 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 07:16:44,367 INFO L444 ceAbstractionStarter]: For program point L438(lines 438 442) no Hoare annotation was computed. [2019-11-20 07:16:44,367 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-11-20 07:16:44,367 INFO L440 ceAbstractionStarter]: At program point L885(lines 1 922) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-20 07:16:44,367 INFO L444 ceAbstractionStarter]: For program point L373(lines 373 377) no Hoare annotation was computed. [2019-11-20 07:16:44,367 INFO L444 ceAbstractionStarter]: For program point L373-2(lines 373 377) no Hoare annotation was computed. [2019-11-20 07:16:44,367 INFO L444 ceAbstractionStarter]: For program point L373-3(lines 373 377) no Hoare annotation was computed. [2019-11-20 07:16:44,368 INFO L444 ceAbstractionStarter]: For program point L373-5(lines 373 377) no Hoare annotation was computed. [2019-11-20 07:16:44,368 INFO L444 ceAbstractionStarter]: For program point L175(lines 175 181) no Hoare annotation was computed. [2019-11-20 07:16:44,368 INFO L444 ceAbstractionStarter]: For program point L373-6(lines 373 377) no Hoare annotation was computed. [2019-11-20 07:16:44,368 INFO L440 ceAbstractionStarter]: At program point L175-1(lines 175 181) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 07:16:44,368 INFO L444 ceAbstractionStarter]: For program point L373-8(lines 373 377) no Hoare annotation was computed. [2019-11-20 07:16:44,368 INFO L440 ceAbstractionStarter]: At program point L324(lines 319 327) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 07:16:44,369 INFO L440 ceAbstractionStarter]: At program point L324-1(lines 319 327) the Hoare annotation is: false [2019-11-20 07:16:44,369 INFO L440 ceAbstractionStarter]: At program point L324-2(lines 319 327) the Hoare annotation is: false [2019-11-20 07:16:44,369 INFO L444 ceAbstractionStarter]: For program point L275(lines 275 283) no Hoare annotation was computed. [2019-11-20 07:16:44,369 INFO L444 ceAbstractionStarter]: For program point L275-1(lines 275 283) no Hoare annotation was computed. [2019-11-20 07:16:44,369 INFO L444 ceAbstractionStarter]: For program point L275-2(lines 275 283) no Hoare annotation was computed. [2019-11-20 07:16:44,369 INFO L444 ceAbstractionStarter]: For program point L44(line 44) no Hoare annotation was computed. [2019-11-20 07:16:44,369 INFO L444 ceAbstractionStarter]: For program point L44-1(line 44) no Hoare annotation was computed. [2019-11-20 07:16:44,370 INFO L444 ceAbstractionStarter]: For program point L44-2(line 44) no Hoare annotation was computed. [2019-11-20 07:16:44,370 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 07:16:44,370 INFO L440 ceAbstractionStarter]: At program point L61-2(lines 61 75) the Hoare annotation is: false [2019-11-20 07:16:44,370 INFO L444 ceAbstractionStarter]: For program point L62(line 62) no Hoare annotation was computed. [2019-11-20 07:16:44,370 INFO L440 ceAbstractionStarter]: At program point L112(lines 108 114) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 ~methaneLevelCritical~0) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-20 07:16:44,370 INFO L440 ceAbstractionStarter]: At program point L492(lines 487 495) the Hoare annotation is: false [2019-11-20 07:16:44,371 INFO L440 ceAbstractionStarter]: At program point L492-1(lines 487 495) the Hoare annotation is: false [2019-11-20 07:16:44,371 INFO L444 ceAbstractionStarter]: For program point L426(lines 426 430) no Hoare annotation was computed. [2019-11-20 07:16:44,371 INFO L440 ceAbstractionStarter]: At program point L492-2(lines 487 495) the Hoare annotation is: false [2019-11-20 07:16:44,371 INFO L444 ceAbstractionStarter]: For program point L195(lines 195 210) no Hoare annotation was computed. [2019-11-20 07:16:44,371 INFO L444 ceAbstractionStarter]: For program point L906(lines 906 919) no Hoare annotation was computed. [2019-11-20 07:16:44,371 INFO L440 ceAbstractionStarter]: At program point L906-1(lines 1 922) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 07:16:44,371 INFO L444 ceAbstractionStarter]: For program point L906-2(lines 906 919) no Hoare annotation was computed. [2019-11-20 07:16:44,372 INFO L440 ceAbstractionStarter]: At program point L906-3(lines 1 922) the Hoare annotation is: false [2019-11-20 07:16:44,372 INFO L444 ceAbstractionStarter]: For program point L906-4(lines 906 919) no Hoare annotation was computed. [2019-11-20 07:16:44,372 INFO L440 ceAbstractionStarter]: At program point L906-5(lines 1 922) the Hoare annotation is: false [2019-11-20 07:16:44,372 INFO L440 ceAbstractionStarter]: At program point L246(lines 246 252) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 07:16:44,372 INFO L440 ceAbstractionStarter]: At program point L246-1(lines 246 252) the Hoare annotation is: false [2019-11-20 07:16:44,372 INFO L440 ceAbstractionStarter]: At program point L246-2(lines 246 252) the Hoare annotation is: false [2019-11-20 07:16:44,372 INFO L444 ceAbstractionStarter]: For program point L65(lines 65 69) no Hoare annotation was computed. [2019-11-20 07:16:44,373 INFO L444 ceAbstractionStarter]: For program point L65-1(lines 239 245) no Hoare annotation was computed. [2019-11-20 07:16:44,373 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 07:16:44,373 INFO L440 ceAbstractionStarter]: At program point L379(lines 364 382) the Hoare annotation is: false [2019-11-20 07:16:44,373 INFO L440 ceAbstractionStarter]: At program point L379-1(lines 364 382) the Hoare annotation is: false [2019-11-20 07:16:44,373 INFO L440 ceAbstractionStarter]: At program point L379-2(lines 364 382) the Hoare annotation is: false [2019-11-20 07:16:44,373 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-11-20 07:16:44,373 INFO L447 ceAbstractionStarter]: At program point L148(lines 129 151) the Hoare annotation is: true [2019-11-20 07:16:44,374 INFO L440 ceAbstractionStarter]: At program point L215(lines 164 216) the Hoare annotation is: false [2019-11-20 07:16:44,374 INFO L444 ceAbstractionStarter]: For program point L166(lines 165 214) no Hoare annotation was computed. [2019-11-20 07:16:44,374 INFO L444 ceAbstractionStarter]: For program point L414(lines 414 418) no Hoare annotation was computed. [2019-11-20 07:16:44,374 INFO L440 ceAbstractionStarter]: At program point L893(lines 888 896) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-20 07:16:44,374 INFO L444 ceAbstractionStarter]: For program point L414-3(lines 414 418) no Hoare annotation was computed. [2019-11-20 07:16:44,374 INFO L444 ceAbstractionStarter]: For program point L414-6(lines 414 418) no Hoare annotation was computed. [2019-11-20 07:16:44,374 INFO L444 ceAbstractionStarter]: For program point L910(lines 910 916) no Hoare annotation was computed. [2019-11-20 07:16:44,375 INFO L444 ceAbstractionStarter]: For program point L910-2(lines 910 916) no Hoare annotation was computed. [2019-11-20 07:16:44,375 INFO L444 ceAbstractionStarter]: For program point L910-4(lines 910 916) no Hoare annotation was computed. [2019-11-20 07:16:44,375 INFO L444 ceAbstractionStarter]: For program point L167(lines 167 171) no Hoare annotation was computed. [2019-11-20 07:16:44,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 07:16:44 BoogieIcfgContainer [2019-11-20 07:16:44,407 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 07:16:44,407 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 07:16:44,408 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 07:16:44,408 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 07:16:44,408 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:16:42" (3/4) ... [2019-11-20 07:16:44,411 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 07:16:44,435 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-20 07:16:44,436 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-11-20 07:16:44,436 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-20 07:16:44,437 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-20 07:16:44,438 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 07:16:44,438 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 07:16:44,484 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive) [2019-11-20 07:16:44,484 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 0 == methaneLevelCritical) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive) [2019-11-20 07:16:44,485 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-20 07:16:44,485 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-20 07:16:44,486 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-20 07:16:44,487 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-20 07:16:44,487 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-20 07:16:44,487 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-20 07:16:44,488 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-20 07:16:44,489 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-20 07:16:44,490 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && \result == 0) && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-20 07:16:44,571 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_1e995303-65d8-460f-9667-c2e146ef51ee/bin/uautomizer/witness.graphml [2019-11-20 07:16:44,571 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 07:16:44,573 INFO L168 Benchmark]: Toolchain (without parser) took 3079.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 944.7 MB in the beginning and 923.8 MB in the end (delta: 20.9 MB). Peak memory consumption was 182.4 MB. Max. memory is 11.5 GB. [2019-11-20 07:16:44,573 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 07:16:44,574 INFO L168 Benchmark]: CACSL2BoogieTranslator took 584.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -201.1 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2019-11-20 07:16:44,574 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.90 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: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 11.5 GB. [2019-11-20 07:16:44,575 INFO L168 Benchmark]: Boogie Preprocessor took 34.68 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 07:16:44,575 INFO L168 Benchmark]: RCFGBuilder took 670.84 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: 59.4 MB). Peak memory consumption was 59.4 MB. Max. memory is 11.5 GB. [2019-11-20 07:16:44,576 INFO L168 Benchmark]: TraceAbstraction took 1559.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 936.8 MB in the end (delta: 142.6 MB). Peak memory consumption was 142.6 MB. Max. memory is 11.5 GB. [2019-11-20 07:16:44,576 INFO L168 Benchmark]: Witness Printer took 163.53 ms. Allocated memory is still 1.2 GB. Free memory was 936.8 MB in the beginning and 923.8 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2019-11-20 07:16:44,578 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 584.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -201.1 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 61.90 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: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.68 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 670.84 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: 59.4 MB). Peak memory consumption was 59.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1559.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 936.8 MB in the end (delta: 142.6 MB). Peak memory consumption was 142.6 MB. Max. memory is 11.5 GB. * Witness Printer took 163.53 ms. Allocated memory is still 1.2 GB. Free memory was 936.8 MB in the beginning and 923.8 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 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: 238]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 446]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 446]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 446]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: (((\result == 1 && \result == 0) && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 364]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 108]: Loop Invariant Derived loop invariant: (((\result == 1 && 0 == methaneLevelCritical) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 319]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: ((\result == 1 && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 364]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 364]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 77 locations, 3 error locations. Result: SAFE, OverallTime: 1.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 331 SDtfs, 509 SDslu, 328 SDs, 0 SdLazy, 49 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=96occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 116 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 118 NumberOfFragments, 183 HoareAnnotationTreeSize, 32 FomulaSimplifications, 3977 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 32 FomulaSimplificationsInter, 140 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 4057 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...