./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_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_b09024bd-cc58-4b72-ab32-db0d94bcc874/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b09024bd-cc58-4b72-ab32-db0d94bcc874/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b09024bd-cc58-4b72-ab32-db0d94bcc874/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b09024bd-cc58-4b72-ab32-db0d94bcc874/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product20.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b09024bd-cc58-4b72-ab32-db0d94bcc874/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b09024bd-cc58-4b72-ab32-db0d94bcc874/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 00a34716abd5fee4f4fa0d0743ef9f6cbdb65813 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 11:36:49,234 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 11:36:49,236 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 11:36:49,251 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 11:36:49,251 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 11:36:49,252 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 11:36:49,254 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 11:36:49,262 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 11:36:49,267 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 11:36:49,270 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 11:36:49,272 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 11:36:49,273 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 11:36:49,273 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 11:36:49,275 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 11:36:49,276 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 11:36:49,277 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 11:36:49,278 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 11:36:49,279 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 11:36:49,281 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 11:36:49,284 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 11:36:49,288 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 11:36:49,290 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 11:36:49,292 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 11:36:49,293 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 11:36:49,295 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 11:36:49,296 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 11:36:49,296 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 11:36:49,298 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 11:36:49,298 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 11:36:49,299 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 11:36:49,299 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 11:36:49,299 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 11:36:49,300 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 11:36:49,301 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 11:36:49,302 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 11:36:49,302 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 11:36:49,302 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 11:36:49,303 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 11:36:49,303 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 11:36:49,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 11:36:49,305 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 11:36:49,305 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b09024bd-cc58-4b72-ab32-db0d94bcc874/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 11:36:49,337 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 11:36:49,338 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 11:36:49,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 11:36:49,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 11:36:49,339 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 11:36:49,340 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 11:36:49,340 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 11:36:49,340 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 11:36:49,340 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 11:36:49,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 11:36:49,341 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 11:36:49,341 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 11:36:49,341 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 11:36:49,341 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 11:36:49,341 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 11:36:49,342 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 11:36:49,342 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 11:36:49,342 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 11:36:49,342 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 11:36:49,343 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 11:36:49,343 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 11:36:49,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 11:36:49,343 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 11:36:49,343 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 11:36:49,344 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 11:36:49,344 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 11:36:49,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 11:36:49,344 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 11:36:49,345 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_b09024bd-cc58-4b72-ab32-db0d94bcc874/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 -> 00a34716abd5fee4f4fa0d0743ef9f6cbdb65813 [2019-11-20 11:36:49,479 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 11:36:49,490 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 11:36:49,493 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 11:36:49,494 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 11:36:49,494 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 11:36:49,495 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b09024bd-cc58-4b72-ab32-db0d94bcc874/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product20.cil.c [2019-11-20 11:36:49,555 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b09024bd-cc58-4b72-ab32-db0d94bcc874/bin/uautomizer/data/13afe000d/c12aff602432490cb6d052dd3bdb0c2b/FLAGe09e455cf [2019-11-20 11:36:50,054 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 11:36:50,054 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b09024bd-cc58-4b72-ab32-db0d94bcc874/sv-benchmarks/c/product-lines/minepump_spec2_product20.cil.c [2019-11-20 11:36:50,066 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b09024bd-cc58-4b72-ab32-db0d94bcc874/bin/uautomizer/data/13afe000d/c12aff602432490cb6d052dd3bdb0c2b/FLAGe09e455cf [2019-11-20 11:36:50,563 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b09024bd-cc58-4b72-ab32-db0d94bcc874/bin/uautomizer/data/13afe000d/c12aff602432490cb6d052dd3bdb0c2b [2019-11-20 11:36:50,565 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 11:36:50,566 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 11:36:50,566 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 11:36:50,567 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 11:36:50,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 11:36:50,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:36:50" (1/1) ... [2019-11-20 11:36:50,572 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70041b58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:36:50, skipping insertion in model container [2019-11-20 11:36:50,572 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:36:50" (1/1) ... [2019-11-20 11:36:50,578 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 11:36:50,615 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 11:36:51,035 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 11:36:51,050 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 11:36:51,106 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 11:36:51,136 INFO L192 MainTranslator]: Completed translation [2019-11-20 11:36:51,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:36:51 WrapperNode [2019-11-20 11:36:51,137 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 11:36:51,138 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 11:36:51,138 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 11:36:51,138 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 11:36:51,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:36:51" (1/1) ... [2019-11-20 11:36:51,163 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:36:51" (1/1) ... [2019-11-20 11:36:51,197 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 11:36:51,198 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 11:36:51,198 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 11:36:51,198 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 11:36:51,205 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:36:51" (1/1) ... [2019-11-20 11:36:51,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:36:51" (1/1) ... [2019-11-20 11:36:51,209 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:36:51" (1/1) ... [2019-11-20 11:36:51,210 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:36:51" (1/1) ... [2019-11-20 11:36:51,219 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:36:51" (1/1) ... [2019-11-20 11:36:51,226 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:36:51" (1/1) ... [2019-11-20 11:36:51,229 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:36:51" (1/1) ... [2019-11-20 11:36:51,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 11:36:51,233 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 11:36:51,234 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 11:36:51,234 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 11:36:51,234 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:36:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b09024bd-cc58-4b72-ab32-db0d94bcc874/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 11:36:51,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 11:36:51,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 11:36:51,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 11:36:51,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 11:36:52,034 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 11:36:52,034 INFO L285 CfgBuilder]: Removed 104 assume(true) statements. [2019-11-20 11:36:52,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:36:52 BoogieIcfgContainer [2019-11-20 11:36:52,035 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 11:36:52,036 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 11:36:52,036 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 11:36:52,039 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 11:36:52,039 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:36:50" (1/3) ... [2019-11-20 11:36:52,040 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@130e301c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:36:52, skipping insertion in model container [2019-11-20 11:36:52,040 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:36:51" (2/3) ... [2019-11-20 11:36:52,040 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@130e301c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:36:52, skipping insertion in model container [2019-11-20 11:36:52,040 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:36:52" (3/3) ... [2019-11-20 11:36:52,042 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product20.cil.c [2019-11-20 11:36:52,050 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 11:36:52,055 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-20 11:36:52,062 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-20 11:36:52,088 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 11:36:52,088 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 11:36:52,088 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 11:36:52,088 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 11:36:52,088 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 11:36:52,088 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 11:36:52,088 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 11:36:52,089 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 11:36:52,102 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states. [2019-11-20 11:36:52,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 11:36:52,108 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 11:36:52,109 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 11:36:52,109 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 11:36:52,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:36:52,119 INFO L82 PathProgramCache]: Analyzing trace with hash 2048364516, now seen corresponding path program 1 times [2019-11-20 11:36:52,128 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 11:36:52,128 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224216349] [2019-11-20 11:36:52,128 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 11:36:52,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:36:52,348 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 11:36:52,349 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [224216349] [2019-11-20 11:36:52,350 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 11:36:52,350 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 11:36:52,351 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974410583] [2019-11-20 11:36:52,356 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-20 11:36:52,357 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 11:36:52,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-20 11:36:52,371 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-20 11:36:52,372 INFO L87 Difference]: Start difference. First operand 81 states. Second operand 2 states. [2019-11-20 11:36:52,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 11:36:52,394 INFO L93 Difference]: Finished difference Result 155 states and 234 transitions. [2019-11-20 11:36:52,395 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 11:36:52,396 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-11-20 11:36:52,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 11:36:52,406 INFO L225 Difference]: With dead ends: 155 [2019-11-20 11:36:52,407 INFO L226 Difference]: Without dead ends: 77 [2019-11-20 11:36:52,410 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 11:36:52,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2019-11-20 11:36:52,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2019-11-20 11:36:52,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2019-11-20 11:36:52,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 109 transitions. [2019-11-20 11:36:52,446 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 109 transitions. Word has length 18 [2019-11-20 11:36:52,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 11:36:52,447 INFO L462 AbstractCegarLoop]: Abstraction has 77 states and 109 transitions. [2019-11-20 11:36:52,447 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-20 11:36:52,447 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 109 transitions. [2019-11-20 11:36:52,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-20 11:36:52,448 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 11:36:52,448 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 11:36:52,449 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 11:36:52,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:36:52,449 INFO L82 PathProgramCache]: Analyzing trace with hash 1829528547, now seen corresponding path program 1 times [2019-11-20 11:36:52,449 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 11:36:52,450 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580774573] [2019-11-20 11:36:52,450 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 11:36:52,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:36:52,552 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 11:36:52,552 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580774573] [2019-11-20 11:36:52,552 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 11:36:52,552 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 11:36:52,552 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179648585] [2019-11-20 11:36:52,554 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 11:36:52,554 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 11:36:52,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 11:36:52,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 11:36:52,555 INFO L87 Difference]: Start difference. First operand 77 states and 109 transitions. Second operand 3 states. [2019-11-20 11:36:52,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 11:36:52,565 INFO L93 Difference]: Finished difference Result 77 states and 109 transitions. [2019-11-20 11:36:52,565 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 11:36:52,566 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-11-20 11:36:52,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 11:36:52,567 INFO L225 Difference]: With dead ends: 77 [2019-11-20 11:36:52,567 INFO L226 Difference]: Without dead ends: 37 [2019-11-20 11:36:52,568 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 11:36:52,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2019-11-20 11:36:52,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2019-11-20 11:36:52,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2019-11-20 11:36:52,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 52 transitions. [2019-11-20 11:36:52,574 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 52 transitions. Word has length 19 [2019-11-20 11:36:52,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 11:36:52,574 INFO L462 AbstractCegarLoop]: Abstraction has 37 states and 52 transitions. [2019-11-20 11:36:52,575 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 11:36:52,575 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 52 transitions. [2019-11-20 11:36:52,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 11:36:52,576 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 11:36:52,576 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 11:36:52,576 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 11:36:52,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:36:52,577 INFO L82 PathProgramCache]: Analyzing trace with hash -1633990848, now seen corresponding path program 1 times [2019-11-20 11:36:52,577 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 11:36:52,577 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118972792] [2019-11-20 11:36:52,577 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 11:36:52,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:36:52,692 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 11:36:52,692 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118972792] [2019-11-20 11:36:52,692 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 11:36:52,692 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 11:36:52,693 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674002661] [2019-11-20 11:36:52,693 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 11:36:52,693 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 11:36:52,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 11:36:52,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 11:36:52,694 INFO L87 Difference]: Start difference. First operand 37 states and 52 transitions. Second operand 3 states. [2019-11-20 11:36:52,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 11:36:52,738 INFO L93 Difference]: Finished difference Result 97 states and 142 transitions. [2019-11-20 11:36:52,738 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 11:36:52,738 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-11-20 11:36:52,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 11:36:52,740 INFO L225 Difference]: With dead ends: 97 [2019-11-20 11:36:52,740 INFO L226 Difference]: Without dead ends: 67 [2019-11-20 11:36:52,741 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 11:36:52,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2019-11-20 11:36:52,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 63. [2019-11-20 11:36:52,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2019-11-20 11:36:52,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 92 transitions. [2019-11-20 11:36:52,751 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 92 transitions. Word has length 24 [2019-11-20 11:36:52,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 11:36:52,752 INFO L462 AbstractCegarLoop]: Abstraction has 63 states and 92 transitions. [2019-11-20 11:36:52,752 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 11:36:52,752 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 92 transitions. [2019-11-20 11:36:52,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 11:36:52,753 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 11:36:52,753 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, 1] [2019-11-20 11:36:52,754 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 11:36:52,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:36:52,754 INFO L82 PathProgramCache]: Analyzing trace with hash 584858649, now seen corresponding path program 1 times [2019-11-20 11:36:52,754 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 11:36:52,755 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123229003] [2019-11-20 11:36:52,755 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 11:36:52,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:36:52,850 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 11:36:52,851 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123229003] [2019-11-20 11:36:52,851 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 11:36:52,851 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 11:36:52,851 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382988966] [2019-11-20 11:36:52,852 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 11:36:52,852 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 11:36:52,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 11:36:52,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 11:36:52,852 INFO L87 Difference]: Start difference. First operand 63 states and 92 transitions. Second operand 5 states. [2019-11-20 11:36:52,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 11:36:52,964 INFO L93 Difference]: Finished difference Result 303 states and 463 transitions. [2019-11-20 11:36:52,967 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-20 11:36:52,967 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-11-20 11:36:52,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 11:36:52,970 INFO L225 Difference]: With dead ends: 303 [2019-11-20 11:36:52,970 INFO L226 Difference]: Without dead ends: 247 [2019-11-20 11:36:52,971 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 11:36:52,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2019-11-20 11:36:52,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 111. [2019-11-20 11:36:52,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2019-11-20 11:36:52,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 162 transitions. [2019-11-20 11:36:52,990 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 162 transitions. Word has length 25 [2019-11-20 11:36:52,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 11:36:52,990 INFO L462 AbstractCegarLoop]: Abstraction has 111 states and 162 transitions. [2019-11-20 11:36:52,991 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 11:36:52,991 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 162 transitions. [2019-11-20 11:36:52,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 11:36:52,992 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 11:36:52,992 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, 1, 1] [2019-11-20 11:36:52,993 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 11:36:52,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:36:52,993 INFO L82 PathProgramCache]: Analyzing trace with hash 690628753, now seen corresponding path program 1 times [2019-11-20 11:36:52,993 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 11:36:52,994 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591781235] [2019-11-20 11:36:52,994 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 11:36:53,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 11:36:53,054 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 11:36:53,055 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591781235] [2019-11-20 11:36:53,055 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 11:36:53,055 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 11:36:53,055 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227455875] [2019-11-20 11:36:53,056 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 11:36:53,056 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 11:36:53,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 11:36:53,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 11:36:53,056 INFO L87 Difference]: Start difference. First operand 111 states and 162 transitions. Second operand 5 states. [2019-11-20 11:36:53,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 11:36:53,142 INFO L93 Difference]: Finished difference Result 307 states and 460 transitions. [2019-11-20 11:36:53,143 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 11:36:53,143 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2019-11-20 11:36:53,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 11:36:53,144 INFO L225 Difference]: With dead ends: 307 [2019-11-20 11:36:53,144 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 11:36:53,145 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 11:36:53,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 11:36:53,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 11:36:53,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 11:36:53,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 11:36:53,146 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2019-11-20 11:36:53,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 11:36:53,147 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 11:36:53,147 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 11:36:53,147 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 11:36:53,147 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 11:36:53,154 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 11:36:53,425 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 685) no Hoare annotation was computed. [2019-11-20 11:36:53,425 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 11:36:53,425 INFO L444 ceAbstractionStarter]: For program point L301(lines 301 308) no Hoare annotation was computed. [2019-11-20 11:36:53,425 INFO L447 ceAbstractionStarter]: At program point L301-1(lines 301 308) the Hoare annotation is: true [2019-11-20 11:36:53,425 INFO L440 ceAbstractionStarter]: At program point L169(lines 164 172) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 11:36:53,425 INFO L440 ceAbstractionStarter]: At program point L169-1(lines 164 172) the Hoare annotation is: false [2019-11-20 11:36:53,426 INFO L440 ceAbstractionStarter]: At program point L169-2(lines 164 172) the Hoare annotation is: false [2019-11-20 11:36:53,426 INFO L444 ceAbstractionStarter]: For program point L732(lines 732 747) no Hoare annotation was computed. [2019-11-20 11:36:53,426 INFO L444 ceAbstractionStarter]: For program point L156(lines 156 160) no Hoare annotation was computed. [2019-11-20 11:36:53,426 INFO L444 ceAbstractionStarter]: For program point L685(line 685) no Hoare annotation was computed. [2019-11-20 11:36:53,426 INFO L444 ceAbstractionStarter]: For program point L685-1(line 685) no Hoare annotation was computed. [2019-11-20 11:36:53,426 INFO L440 ceAbstractionStarter]: At program point L107(lines 1 936) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-20 11:36:53,427 INFO L444 ceAbstractionStarter]: For program point L685-2(line 685) no Hoare annotation was computed. [2019-11-20 11:36:53,427 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 11:36:53,427 INFO L440 ceAbstractionStarter]: At program point L752(lines 701 753) the Hoare annotation is: false [2019-11-20 11:36:53,427 INFO L444 ceAbstractionStarter]: For program point L802(lines 802 819) no Hoare annotation was computed. [2019-11-20 11:36:53,427 INFO L444 ceAbstractionStarter]: For program point L802-1(lines 802 819) no Hoare annotation was computed. [2019-11-20 11:36:53,427 INFO L444 ceAbstractionStarter]: For program point L802-2(lines 802 819) no Hoare annotation was computed. [2019-11-20 11:36:53,427 INFO L444 ceAbstractionStarter]: For program point L703(lines 702 751) no Hoare annotation was computed. [2019-11-20 11:36:53,428 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 685) no Hoare annotation was computed. [2019-11-20 11:36:53,428 INFO L444 ceAbstractionStarter]: For program point L918(lines 918 924) no Hoare annotation was computed. [2019-11-20 11:36:53,428 INFO L440 ceAbstractionStarter]: At program point L918-1(lines 918 924) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 11:36:53,428 INFO L440 ceAbstractionStarter]: At program point L770(lines 769 788) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 11:36:53,428 INFO L444 ceAbstractionStarter]: For program point L770-1(lines 770 776) no Hoare annotation was computed. [2019-11-20 11:36:53,428 INFO L444 ceAbstractionStarter]: For program point L704(lines 704 708) no Hoare annotation was computed. [2019-11-20 11:36:53,429 INFO L440 ceAbstractionStarter]: At program point L770-2(lines 769 788) the Hoare annotation is: false [2019-11-20 11:36:53,429 INFO L440 ceAbstractionStarter]: At program point L770-3(lines 769 788) the Hoare annotation is: false [2019-11-20 11:36:53,429 INFO L444 ceAbstractionStarter]: For program point L60(lines 60 77) no Hoare annotation was computed. [2019-11-20 11:36:53,429 INFO L440 ceAbstractionStarter]: At program point L60-1(lines 1 936) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 11:36:53,429 INFO L444 ceAbstractionStarter]: For program point L60-2(lines 60 77) no Hoare annotation was computed. [2019-11-20 11:36:53,429 INFO L440 ceAbstractionStarter]: At program point L60-3(lines 1 936) the Hoare annotation is: false [2019-11-20 11:36:53,430 INFO L444 ceAbstractionStarter]: For program point L60-4(lines 60 77) no Hoare annotation was computed. [2019-11-20 11:36:53,430 INFO L440 ceAbstractionStarter]: At program point L60-5(lines 1 936) the Hoare annotation is: false [2019-11-20 11:36:53,430 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 11:36:53,430 INFO L440 ceAbstractionStarter]: At program point L276(lines 272 278) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-20 11:36:53,430 INFO L444 ceAbstractionStarter]: For program point L722(lines 722 728) no Hoare annotation was computed. [2019-11-20 11:36:53,430 INFO L440 ceAbstractionStarter]: At program point L210(lines 205 213) the Hoare annotation is: false [2019-11-20 11:36:53,431 INFO L440 ceAbstractionStarter]: At program point L722-1(lines 722 728) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 11:36:53,431 INFO L440 ceAbstractionStarter]: At program point L210-1(lines 205 213) the Hoare annotation is: false [2019-11-20 11:36:53,431 INFO L444 ceAbstractionStarter]: For program point L144(lines 144 148) no Hoare annotation was computed. [2019-11-20 11:36:53,431 INFO L440 ceAbstractionStarter]: At program point L210-2(lines 205 213) the Hoare annotation is: false [2019-11-20 11:36:53,431 INFO L444 ceAbstractionStarter]: For program point L904(lines 904 908) no Hoare annotation was computed. [2019-11-20 11:36:53,431 INFO L444 ceAbstractionStarter]: For program point L904-2(lines 904 908) no Hoare annotation was computed. [2019-11-20 11:36:53,431 INFO L444 ceAbstractionStarter]: For program point L904-3(lines 904 908) no Hoare annotation was computed. [2019-11-20 11:36:53,432 INFO L444 ceAbstractionStarter]: For program point L904-5(lines 904 908) no Hoare annotation was computed. [2019-11-20 11:36:53,432 INFO L444 ceAbstractionStarter]: For program point L904-6(lines 904 908) no Hoare annotation was computed. [2019-11-20 11:36:53,432 INFO L440 ceAbstractionStarter]: At program point L227-2(lines 227 241) the Hoare annotation is: false [2019-11-20 11:36:53,432 INFO L444 ceAbstractionStarter]: For program point L904-8(lines 904 908) no Hoare annotation was computed. [2019-11-20 11:36:53,432 INFO L440 ceAbstractionStarter]: At program point L855(lines 850 858) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 11:36:53,432 INFO L440 ceAbstractionStarter]: At program point L855-1(lines 850 858) the Hoare annotation is: false [2019-11-20 11:36:53,434 INFO L447 ceAbstractionStarter]: At program point L310(lines 291 313) the Hoare annotation is: true [2019-11-20 11:36:53,434 INFO L440 ceAbstractionStarter]: At program point L855-2(lines 850 858) the Hoare annotation is: false [2019-11-20 11:36:53,434 INFO L444 ceAbstractionStarter]: For program point L806(lines 806 814) no Hoare annotation was computed. [2019-11-20 11:36:53,434 INFO L444 ceAbstractionStarter]: For program point L806-1(lines 806 814) no Hoare annotation was computed. [2019-11-20 11:36:53,434 INFO L444 ceAbstractionStarter]: For program point L740(lines 740 746) no Hoare annotation was computed. [2019-11-20 11:36:53,435 INFO L444 ceAbstractionStarter]: For program point L228(line 228) no Hoare annotation was computed. [2019-11-20 11:36:53,435 INFO L444 ceAbstractionStarter]: For program point L806-2(lines 806 814) no Hoare annotation was computed. [2019-11-20 11:36:53,435 INFO L440 ceAbstractionStarter]: At program point L740-1(lines 770 776) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 11:36:53,435 INFO L444 ceAbstractionStarter]: For program point L64(lines 64 74) no Hoare annotation was computed. [2019-11-20 11:36:53,435 INFO L444 ceAbstractionStarter]: For program point L64-2(lines 64 74) no Hoare annotation was computed. [2019-11-20 11:36:53,436 INFO L444 ceAbstractionStarter]: For program point L64-4(lines 64 74) no Hoare annotation was computed. [2019-11-20 11:36:53,436 INFO L444 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2019-11-20 11:36:53,436 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 11:36:53,436 INFO L444 ceAbstractionStarter]: For program point L65-2(lines 65 71) no Hoare annotation was computed. [2019-11-20 11:36:53,436 INFO L444 ceAbstractionStarter]: For program point L65-4(lines 65 71) no Hoare annotation was computed. [2019-11-20 11:36:53,437 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 685) no Hoare annotation was computed. [2019-11-20 11:36:53,437 INFO L440 ceAbstractionStarter]: At program point L115(lines 110 118) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-20 11:36:53,437 INFO L440 ceAbstractionStarter]: At program point L49(lines 44 51) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-20 11:36:53,437 INFO L444 ceAbstractionStarter]: For program point L231(lines 231 235) no Hoare annotation was computed. [2019-11-20 11:36:53,437 INFO L444 ceAbstractionStarter]: For program point L231-1(lines 770 776) no Hoare annotation was computed. [2019-11-20 11:36:53,438 INFO L444 ceAbstractionStarter]: For program point L132(lines 132 136) no Hoare annotation was computed. [2019-11-20 11:36:53,438 INFO L444 ceAbstractionStarter]: For program point L132-3(lines 132 136) no Hoare annotation was computed. [2019-11-20 11:36:53,438 INFO L444 ceAbstractionStarter]: For program point L132-6(lines 132 136) no Hoare annotation was computed. [2019-11-20 11:36:53,438 INFO L440 ceAbstractionStarter]: At program point L777(lines 777 783) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 11:36:53,438 INFO L440 ceAbstractionStarter]: At program point L777-1(lines 777 783) the Hoare annotation is: false [2019-11-20 11:36:53,439 INFO L440 ceAbstractionStarter]: At program point L777-2(lines 777 783) the Hoare annotation is: false [2019-11-20 11:36:53,439 INFO L440 ceAbstractionStarter]: At program point L910(lines 895 913) the Hoare annotation is: false [2019-11-20 11:36:53,439 INFO L440 ceAbstractionStarter]: At program point L910-1(lines 895 913) the Hoare annotation is: false [2019-11-20 11:36:53,439 INFO L440 ceAbstractionStarter]: At program point L910-2(lines 895 913) the Hoare annotation is: false [2019-11-20 11:36:53,439 INFO L444 ceAbstractionStarter]: For program point L712(lines 712 718) no Hoare annotation was computed. [2019-11-20 11:36:53,440 INFO L440 ceAbstractionStarter]: At program point L712-1(lines 712 718) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-20 11:36:53,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 11:36:53 BoogieIcfgContainer [2019-11-20 11:36:53,469 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 11:36:53,470 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 11:36:53,470 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 11:36:53,470 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 11:36:53,471 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:36:52" (3/4) ... [2019-11-20 11:36:53,475 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 11:36:53,505 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-20 11:36:53,506 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-20 11:36:53,506 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2019-11-20 11:36:53,507 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-20 11:36:53,508 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 11:36:53,509 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 11:36:53,561 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter [2019-11-20 11:36:53,640 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b09024bd-cc58-4b72-ab32-db0d94bcc874/bin/uautomizer/witness.graphml [2019-11-20 11:36:53,640 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 11:36:53,642 INFO L168 Benchmark]: Toolchain (without parser) took 3075.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 951.4 MB in the beginning and 923.6 MB in the end (delta: 27.8 MB). Peak memory consumption was 168.3 MB. Max. memory is 11.5 GB. [2019-11-20 11:36:53,643 INFO L168 Benchmark]: CDTParser took 0.24 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 11:36:53,643 INFO L168 Benchmark]: CACSL2BoogieTranslator took 571.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -177.2 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2019-11-20 11:36:53,644 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.64 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 11:36:53,644 INFO L168 Benchmark]: Boogie Preprocessor took 35.32 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 11:36:53,645 INFO L168 Benchmark]: RCFGBuilder took 801.84 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: 60.0 MB). Peak memory consumption was 60.0 MB. Max. memory is 11.5 GB. [2019-11-20 11:36:53,645 INFO L168 Benchmark]: TraceAbstraction took 1433.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 929.0 MB in the end (delta: 128.9 MB). Peak memory consumption was 128.9 MB. Max. memory is 11.5 GB. [2019-11-20 11:36:53,646 INFO L168 Benchmark]: Witness Printer took 170.80 ms. Allocated memory is still 1.2 GB. Free memory was 929.0 MB in the beginning and 923.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 11:36:53,648 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 571.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -177.2 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 59.64 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.32 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 801.84 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: 60.0 MB). Peak memory consumption was 60.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1433.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 929.0 MB in the end (delta: 128.9 MB). Peak memory consumption was 128.9 MB. Max. memory is 11.5 GB. * Witness Printer took 170.80 ms. Allocated memory is still 1.2 GB. Free memory was 929.0 MB in the beginning and 923.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 685]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 685]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 685]: 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: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 850]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 850]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 850]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 918]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 227]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 81 locations, 3 error locations. Result: SAFE, OverallTime: 1.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 350 SDtfs, 334 SDslu, 369 SDs, 0 SdLazy, 49 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=111occurred 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, 140 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 33 LocationsWithAnnotation, 33 PreInvPairs, 119 NumberOfFragments, 126 HoareAnnotationTreeSize, 33 FomulaSimplifications, 2679 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 33 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 107 ConstructedInterpolants, 0 QuantifiedInterpolants, 4617 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...