./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_35c0e410-26c2-4459-8dbf-2b56e7d61fdf/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_35c0e410-26c2-4459-8dbf-2b56e7d61fdf/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_35c0e410-26c2-4459-8dbf-2b56e7d61fdf/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_35c0e410-26c2-4459-8dbf-2b56e7d61fdf/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_35c0e410-26c2-4459-8dbf-2b56e7d61fdf/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_35c0e410-26c2-4459-8dbf-2b56e7d61fdf/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 548cbaf589264b5429347049095271c63f36d598 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 23:46:22,029 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 23:46:22,030 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 23:46:22,040 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 23:46:22,041 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 23:46:22,041 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 23:46:22,043 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 23:46:22,045 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 23:46:22,046 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 23:46:22,047 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 23:46:22,048 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 23:46:22,049 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 23:46:22,050 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 23:46:22,050 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 23:46:22,051 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 23:46:22,053 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 23:46:22,053 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 23:46:22,054 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 23:46:22,057 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 23:46:22,059 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 23:46:22,060 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 23:46:22,062 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 23:46:22,063 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 23:46:22,063 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 23:46:22,066 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 23:46:22,066 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 23:46:22,067 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 23:46:22,068 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 23:46:22,068 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 23:46:22,069 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 23:46:22,069 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 23:46:22,070 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 23:46:22,071 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 23:46:22,072 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 23:46:22,073 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 23:46:22,073 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 23:46:22,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 23:46:22,074 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 23:46:22,075 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 23:46:22,076 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 23:46:22,077 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 23:46:22,077 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_35c0e410-26c2-4459-8dbf-2b56e7d61fdf/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-15 23:46:22,091 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 23:46:22,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 23:46:22,093 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 23:46:22,093 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 23:46:22,093 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 23:46:22,094 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 23:46:22,094 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 23:46:22,094 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 23:46:22,094 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 23:46:22,095 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 23:46:22,095 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 23:46:22,095 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 23:46:22,095 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 23:46:22,095 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 23:46:22,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 23:46:22,096 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 23:46:22,096 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 23:46:22,096 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 23:46:22,097 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 23:46:22,097 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 23:46:22,097 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 23:46:22,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 23:46:22,098 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 23:46:22,098 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 23:46:22,098 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 23:46:22,098 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 23:46:22,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 23:46:22,099 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 23:46:22,099 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_35c0e410-26c2-4459-8dbf-2b56e7d61fdf/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 -> 548cbaf589264b5429347049095271c63f36d598 [2019-11-15 23:46:22,125 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 23:46:22,143 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 23:46:22,147 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 23:46:22,148 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 23:46:22,149 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 23:46:22,150 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_35c0e410-26c2-4459-8dbf-2b56e7d61fdf/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c [2019-11-15 23:46:22,199 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_35c0e410-26c2-4459-8dbf-2b56e7d61fdf/bin/uautomizer/data/41468f85f/fb5b71c4a08f43e387434667b99c8edd/FLAGf3673a280 [2019-11-15 23:46:22,640 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 23:46:22,652 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_35c0e410-26c2-4459-8dbf-2b56e7d61fdf/sv-benchmarks/c/product-lines/minepump_spec5_product55.cil.c [2019-11-15 23:46:22,666 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_35c0e410-26c2-4459-8dbf-2b56e7d61fdf/bin/uautomizer/data/41468f85f/fb5b71c4a08f43e387434667b99c8edd/FLAGf3673a280 [2019-11-15 23:46:22,939 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_35c0e410-26c2-4459-8dbf-2b56e7d61fdf/bin/uautomizer/data/41468f85f/fb5b71c4a08f43e387434667b99c8edd [2019-11-15 23:46:22,942 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 23:46:22,943 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 23:46:22,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 23:46:22,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 23:46:22,948 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 23:46:22,949 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:46:22" (1/1) ... [2019-11-15 23:46:22,952 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a85410e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:46:22, skipping insertion in model container [2019-11-15 23:46:22,952 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:46:22" (1/1) ... [2019-11-15 23:46:22,959 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 23:46:23,021 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 23:46:23,403 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 23:46:23,420 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 23:46:23,552 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 23:46:23,603 INFO L192 MainTranslator]: Completed translation [2019-11-15 23:46:23,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:46:23 WrapperNode [2019-11-15 23:46:23,604 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 23:46:23,605 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 23:46:23,605 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 23:46:23,605 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 23:46:23,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:46:23" (1/1) ... [2019-11-15 23:46:23,631 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:46:23" (1/1) ... [2019-11-15 23:46:23,689 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 23:46:23,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 23:46:23,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 23:46:23,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 23:46:23,698 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:46:23" (1/1) ... [2019-11-15 23:46:23,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:46:23" (1/1) ... [2019-11-15 23:46:23,707 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:46:23" (1/1) ... [2019-11-15 23:46:23,707 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:46:23" (1/1) ... [2019-11-15 23:46:23,739 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:46:23" (1/1) ... [2019-11-15 23:46:23,767 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:46:23" (1/1) ... [2019-11-15 23:46:23,772 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:46:23" (1/1) ... [2019-11-15 23:46:23,778 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 23:46:23,779 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 23:46:23,779 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 23:46:23,779 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 23:46:23,780 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:46:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_35c0e410-26c2-4459-8dbf-2b56e7d61fdf/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 [2019-11-15 23:46:23,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 23:46:23,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-15 23:46:23,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 23:46:23,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 23:46:24,985 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 23:46:24,985 INFO L284 CfgBuilder]: Removed 294 assume(true) statements. [2019-11-15 23:46:24,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:46:24 BoogieIcfgContainer [2019-11-15 23:46:24,986 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 23:46:24,987 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 23:46:24,987 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 23:46:24,990 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 23:46:24,990 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 11:46:22" (1/3) ... [2019-11-15 23:46:24,991 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31465496 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:46:24, skipping insertion in model container [2019-11-15 23:46:24,998 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:46:23" (2/3) ... [2019-11-15 23:46:24,999 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31465496 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:46:24, skipping insertion in model container [2019-11-15 23:46:25,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:46:24" (3/3) ... [2019-11-15 23:46:25,003 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product55.cil.c [2019-11-15 23:46:25,013 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 23:46:25,023 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-15 23:46:25,034 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-15 23:46:25,065 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 23:46:25,066 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 23:46:25,066 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 23:46:25,067 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 23:46:25,068 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 23:46:25,069 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 23:46:25,069 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 23:46:25,069 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 23:46:25,094 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states. [2019-11-15 23:46:25,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-15 23:46:25,102 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:46:25,103 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:46:25,105 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:46:25,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:46:25,110 INFO L82 PathProgramCache]: Analyzing trace with hash 1924065684, now seen corresponding path program 1 times [2019-11-15 23:46:25,119 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:46:25,119 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264872960] [2019-11-15 23:46:25,120 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:46:25,120 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:46:25,120 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:46:25,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:46:25,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:46:25,326 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1264872960] [2019-11-15 23:46:25,327 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:46:25,327 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 23:46:25,327 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993745883] [2019-11-15 23:46:25,331 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-15 23:46:25,331 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:46:25,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-15 23:46:25,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-15 23:46:25,349 INFO L87 Difference]: Start difference. First operand 200 states. Second operand 2 states. [2019-11-15 23:46:25,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:46:25,391 INFO L93 Difference]: Finished difference Result 393 states and 598 transitions. [2019-11-15 23:46:25,391 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-15 23:46:25,392 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2019-11-15 23:46:25,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:46:25,403 INFO L225 Difference]: With dead ends: 393 [2019-11-15 23:46:25,403 INFO L226 Difference]: Without dead ends: 196 [2019-11-15 23:46:25,407 INFO L600 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 [2019-11-15 23:46:25,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2019-11-15 23:46:25,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 196. [2019-11-15 23:46:25,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 196 states. [2019-11-15 23:46:25,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 291 transitions. [2019-11-15 23:46:25,467 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 291 transitions. Word has length 19 [2019-11-15 23:46:25,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:46:25,467 INFO L462 AbstractCegarLoop]: Abstraction has 196 states and 291 transitions. [2019-11-15 23:46:25,468 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-15 23:46:25,468 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 291 transitions. [2019-11-15 23:46:25,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-15 23:46:25,471 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:46:25,471 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:46:25,472 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:46:25,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:46:25,472 INFO L82 PathProgramCache]: Analyzing trace with hash -564882059, now seen corresponding path program 1 times [2019-11-15 23:46:25,473 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:46:25,473 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066506709] [2019-11-15 23:46:25,473 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:46:25,473 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:46:25,473 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:46:25,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:46:25,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:46:25,584 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1066506709] [2019-11-15 23:46:25,584 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:46:25,584 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 23:46:25,584 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083969910] [2019-11-15 23:46:25,585 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 23:46:25,586 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:46:25,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 23:46:25,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 23:46:25,586 INFO L87 Difference]: Start difference. First operand 196 states and 291 transitions. Second operand 3 states. [2019-11-15 23:46:25,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:46:25,600 INFO L93 Difference]: Finished difference Result 196 states and 291 transitions. [2019-11-15 23:46:25,601 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 23:46:25,601 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-11-15 23:46:25,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:46:25,602 INFO L225 Difference]: With dead ends: 196 [2019-11-15 23:46:25,602 INFO L226 Difference]: Without dead ends: 77 [2019-11-15 23:46:25,604 INFO L600 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 [2019-11-15 23:46:25,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2019-11-15 23:46:25,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2019-11-15 23:46:25,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2019-11-15 23:46:25,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 113 transitions. [2019-11-15 23:46:25,614 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 113 transitions. Word has length 20 [2019-11-15 23:46:25,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:46:25,615 INFO L462 AbstractCegarLoop]: Abstraction has 77 states and 113 transitions. [2019-11-15 23:46:25,615 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 23:46:25,615 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 113 transitions. [2019-11-15 23:46:25,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-15 23:46:25,617 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:46:25,617 INFO L380 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] [2019-11-15 23:46:25,618 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:46:25,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:46:25,618 INFO L82 PathProgramCache]: Analyzing trace with hash -1380383743, now seen corresponding path program 1 times [2019-11-15 23:46:25,618 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:46:25,619 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697966178] [2019-11-15 23:46:25,620 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:46:25,620 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:46:25,620 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:46:25,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:46:25,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:46:25,775 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697966178] [2019-11-15 23:46:25,775 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:46:25,776 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 23:46:25,776 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885576895] [2019-11-15 23:46:25,776 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 23:46:25,778 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:46:25,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 23:46:25,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 23:46:25,780 INFO L87 Difference]: Start difference. First operand 77 states and 113 transitions. Second operand 3 states. [2019-11-15 23:46:25,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:46:25,817 INFO L93 Difference]: Finished difference Result 217 states and 325 transitions. [2019-11-15 23:46:25,818 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 23:46:25,818 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2019-11-15 23:46:25,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:46:25,820 INFO L225 Difference]: With dead ends: 217 [2019-11-15 23:46:25,821 INFO L226 Difference]: Without dead ends: 147 [2019-11-15 23:46:25,823 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 23:46:25,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2019-11-15 23:46:25,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 143. [2019-11-15 23:46:25,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2019-11-15 23:46:25,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 214 transitions. [2019-11-15 23:46:25,849 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 214 transitions. Word has length 26 [2019-11-15 23:46:25,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:46:25,850 INFO L462 AbstractCegarLoop]: Abstraction has 143 states and 214 transitions. [2019-11-15 23:46:25,850 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 23:46:25,850 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 214 transitions. [2019-11-15 23:46:25,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-15 23:46:25,856 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:46:25,857 INFO L380 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, 1, 1, 1] [2019-11-15 23:46:25,857 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:46:25,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:46:25,858 INFO L82 PathProgramCache]: Analyzing trace with hash -768654137, now seen corresponding path program 1 times [2019-11-15 23:46:25,858 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:46:25,858 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158430071] [2019-11-15 23:46:25,859 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:46:25,859 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:46:25,859 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:46:25,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:46:25,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:46:25,977 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158430071] [2019-11-15 23:46:25,977 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:46:25,977 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 23:46:25,978 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791815639] [2019-11-15 23:46:25,978 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 23:46:25,978 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:46:25,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 23:46:25,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 23:46:25,979 INFO L87 Difference]: Start difference. First operand 143 states and 214 transitions. Second operand 3 states. [2019-11-15 23:46:26,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:46:26,041 INFO L93 Difference]: Finished difference Result 302 states and 455 transitions. [2019-11-15 23:46:26,041 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 23:46:26,042 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2019-11-15 23:46:26,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:46:26,043 INFO L225 Difference]: With dead ends: 302 [2019-11-15 23:46:26,043 INFO L226 Difference]: Without dead ends: 166 [2019-11-15 23:46:26,044 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 23:46:26,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2019-11-15 23:46:26,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 164. [2019-11-15 23:46:26,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2019-11-15 23:46:26,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 236 transitions. [2019-11-15 23:46:26,068 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 236 transitions. Word has length 29 [2019-11-15 23:46:26,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:46:26,069 INFO L462 AbstractCegarLoop]: Abstraction has 164 states and 236 transitions. [2019-11-15 23:46:26,070 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 23:46:26,070 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 236 transitions. [2019-11-15 23:46:26,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-15 23:46:26,071 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:46:26,072 INFO L380 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, 1, 1, 1] [2019-11-15 23:46:26,072 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:46:26,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:46:26,073 INFO L82 PathProgramCache]: Analyzing trace with hash -1648863158, now seen corresponding path program 1 times [2019-11-15 23:46:26,073 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:46:26,073 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602762881] [2019-11-15 23:46:26,073 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:46:26,074 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:46:26,074 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:46:26,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:46:26,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:46:26,207 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602762881] [2019-11-15 23:46:26,208 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:46:26,208 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-15 23:46:26,208 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798103677] [2019-11-15 23:46:26,208 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-15 23:46:26,209 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:46:26,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-15 23:46:26,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-15 23:46:26,209 INFO L87 Difference]: Start difference. First operand 164 states and 236 transitions. Second operand 5 states. [2019-11-15 23:46:26,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:46:26,406 INFO L93 Difference]: Finished difference Result 563 states and 809 transitions. [2019-11-15 23:46:26,409 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-15 23:46:26,409 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2019-11-15 23:46:26,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:46:26,412 INFO L225 Difference]: With dead ends: 563 [2019-11-15 23:46:26,412 INFO L226 Difference]: Without dead ends: 406 [2019-11-15 23:46:26,413 INFO L600 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 [2019-11-15 23:46:26,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 406 states. [2019-11-15 23:46:26,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 406 to 162. [2019-11-15 23:46:26,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2019-11-15 23:46:26,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 230 transitions. [2019-11-15 23:46:26,435 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 230 transitions. Word has length 29 [2019-11-15 23:46:26,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:46:26,436 INFO L462 AbstractCegarLoop]: Abstraction has 162 states and 230 transitions. [2019-11-15 23:46:26,436 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-15 23:46:26,436 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 230 transitions. [2019-11-15 23:46:26,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-15 23:46:26,437 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:46:26,437 INFO L380 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:46:26,438 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:46:26,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:46:26,438 INFO L82 PathProgramCache]: Analyzing trace with hash -562091259, now seen corresponding path program 1 times [2019-11-15 23:46:26,439 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:46:26,439 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170516067] [2019-11-15 23:46:26,439 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:46:26,439 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:46:26,439 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:46:26,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:46:26,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:46:26,499 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170516067] [2019-11-15 23:46:26,499 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:46:26,499 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-15 23:46:26,500 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381805919] [2019-11-15 23:46:26,500 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-15 23:46:26,500 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:46:26,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-15 23:46:26,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-15 23:46:26,501 INFO L87 Difference]: Start difference. First operand 162 states and 230 transitions. Second operand 5 states. [2019-11-15 23:46:26,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:46:26,627 INFO L93 Difference]: Finished difference Result 429 states and 601 transitions. [2019-11-15 23:46:26,627 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-15 23:46:26,628 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2019-11-15 23:46:26,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:46:26,630 INFO L225 Difference]: With dead ends: 429 [2019-11-15 23:46:26,630 INFO L226 Difference]: Without dead ends: 274 [2019-11-15 23:46:26,631 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-15 23:46:26,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2019-11-15 23:46:26,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 180. [2019-11-15 23:46:26,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 180 states. [2019-11-15 23:46:26,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 248 transitions. [2019-11-15 23:46:26,660 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 248 transitions. Word has length 35 [2019-11-15 23:46:26,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:46:26,662 INFO L462 AbstractCegarLoop]: Abstraction has 180 states and 248 transitions. [2019-11-15 23:46:26,662 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-15 23:46:26,663 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 248 transitions. [2019-11-15 23:46:26,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-15 23:46:26,665 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:46:26,666 INFO L380 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:46:26,674 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:46:26,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:46:26,675 INFO L82 PathProgramCache]: Analyzing trace with hash 138973319, now seen corresponding path program 1 times [2019-11-15 23:46:26,675 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:46:26,676 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731053459] [2019-11-15 23:46:26,676 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:46:26,676 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:46:26,676 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:46:26,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:46:26,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:46:26,773 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731053459] [2019-11-15 23:46:26,773 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:46:26,774 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-15 23:46:26,774 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142739367] [2019-11-15 23:46:26,774 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-15 23:46:26,774 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:46:26,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-15 23:46:26,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-15 23:46:26,775 INFO L87 Difference]: Start difference. First operand 180 states and 248 transitions. Second operand 4 states. [2019-11-15 23:46:26,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:46:26,851 INFO L93 Difference]: Finished difference Result 431 states and 588 transitions. [2019-11-15 23:46:26,852 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-15 23:46:26,852 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2019-11-15 23:46:26,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:46:26,854 INFO L225 Difference]: With dead ends: 431 [2019-11-15 23:46:26,854 INFO L226 Difference]: Without dead ends: 258 [2019-11-15 23:46:26,855 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-15 23:46:26,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2019-11-15 23:46:26,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 192. [2019-11-15 23:46:26,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 192 states. [2019-11-15 23:46:26,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 260 transitions. [2019-11-15 23:46:26,874 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 260 transitions. Word has length 35 [2019-11-15 23:46:26,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:46:26,875 INFO L462 AbstractCegarLoop]: Abstraction has 192 states and 260 transitions. [2019-11-15 23:46:26,875 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-15 23:46:26,876 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 260 transitions. [2019-11-15 23:46:26,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-15 23:46:26,879 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:46:26,879 INFO L380 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:46:26,880 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:46:26,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:46:26,880 INFO L82 PathProgramCache]: Analyzing trace with hash -447832695, now seen corresponding path program 1 times [2019-11-15 23:46:26,880 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:46:26,881 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266981060] [2019-11-15 23:46:26,881 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:46:26,881 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:46:26,881 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:46:26,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:46:26,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:46:26,939 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266981060] [2019-11-15 23:46:26,940 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:46:26,940 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 23:46:26,940 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899869329] [2019-11-15 23:46:26,940 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 23:46:26,940 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:46:26,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 23:46:26,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 23:46:26,941 INFO L87 Difference]: Start difference. First operand 192 states and 260 transitions. Second operand 3 states. [2019-11-15 23:46:26,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:46:26,980 INFO L93 Difference]: Finished difference Result 437 states and 590 transitions. [2019-11-15 23:46:26,981 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 23:46:26,981 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2019-11-15 23:46:26,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:46:26,982 INFO L225 Difference]: With dead ends: 437 [2019-11-15 23:46:26,983 INFO L226 Difference]: Without dead ends: 252 [2019-11-15 23:46:26,984 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 23:46:26,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2019-11-15 23:46:27,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 252. [2019-11-15 23:46:27,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 252 states. [2019-11-15 23:46:27,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 333 transitions. [2019-11-15 23:46:27,003 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 333 transitions. Word has length 35 [2019-11-15 23:46:27,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:46:27,003 INFO L462 AbstractCegarLoop]: Abstraction has 252 states and 333 transitions. [2019-11-15 23:46:27,003 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 23:46:27,003 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 333 transitions. [2019-11-15 23:46:27,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-15 23:46:27,005 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:46:27,005 INFO L380 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:46:27,006 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:46:27,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:46:27,006 INFO L82 PathProgramCache]: Analyzing trace with hash -772491191, now seen corresponding path program 1 times [2019-11-15 23:46:27,006 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:46:27,006 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139692134] [2019-11-15 23:46:27,007 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:46:27,007 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:46:27,007 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:46:27,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:46:27,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:46:27,120 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139692134] [2019-11-15 23:46:27,120 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:46:27,121 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-15 23:46:27,121 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908657080] [2019-11-15 23:46:27,121 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-15 23:46:27,121 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:46:27,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-15 23:46:27,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-15 23:46:27,122 INFO L87 Difference]: Start difference. First operand 252 states and 333 transitions. Second operand 6 states. [2019-11-15 23:46:27,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:46:27,411 INFO L93 Difference]: Finished difference Result 1001 states and 1337 transitions. [2019-11-15 23:46:27,412 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-15 23:46:27,412 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2019-11-15 23:46:27,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:46:27,418 INFO L225 Difference]: With dead ends: 1001 [2019-11-15 23:46:27,418 INFO L226 Difference]: Without dead ends: 816 [2019-11-15 23:46:27,419 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2019-11-15 23:46:27,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 816 states. [2019-11-15 23:46:27,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 816 to 353. [2019-11-15 23:46:27,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 353 states. [2019-11-15 23:46:27,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 458 transitions. [2019-11-15 23:46:27,460 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 458 transitions. Word has length 36 [2019-11-15 23:46:27,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:46:27,460 INFO L462 AbstractCegarLoop]: Abstraction has 353 states and 458 transitions. [2019-11-15 23:46:27,460 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-15 23:46:27,461 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 458 transitions. [2019-11-15 23:46:27,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-15 23:46:27,462 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:46:27,464 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:46:27,464 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:46:27,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:46:27,464 INFO L82 PathProgramCache]: Analyzing trace with hash -112531171, now seen corresponding path program 1 times [2019-11-15 23:46:27,465 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:46:27,465 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934145798] [2019-11-15 23:46:27,465 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:46:27,466 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:46:27,466 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:46:27,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:46:27,521 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-15 23:46:27,521 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934145798] [2019-11-15 23:46:27,521 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:46:27,521 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 23:46:27,521 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526285734] [2019-11-15 23:46:27,522 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 23:46:27,522 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:46:27,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 23:46:27,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 23:46:27,522 INFO L87 Difference]: Start difference. First operand 353 states and 458 transitions. Second operand 3 states. [2019-11-15 23:46:27,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:46:27,593 INFO L93 Difference]: Finished difference Result 427 states and 554 transitions. [2019-11-15 23:46:27,593 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 23:46:27,593 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2019-11-15 23:46:27,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:46:27,594 INFO L225 Difference]: With dead ends: 427 [2019-11-15 23:46:27,595 INFO L226 Difference]: Without dead ends: 177 [2019-11-15 23:46:27,599 INFO L600 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 [2019-11-15 23:46:27,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2019-11-15 23:46:27,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 177. [2019-11-15 23:46:27,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 177 states. [2019-11-15 23:46:27,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 221 transitions. [2019-11-15 23:46:27,614 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 221 transitions. Word has length 55 [2019-11-15 23:46:27,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:46:27,615 INFO L462 AbstractCegarLoop]: Abstraction has 177 states and 221 transitions. [2019-11-15 23:46:27,615 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 23:46:27,615 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 221 transitions. [2019-11-15 23:46:27,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-15 23:46:27,616 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:46:27,616 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:46:27,617 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:46:27,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:46:27,617 INFO L82 PathProgramCache]: Analyzing trace with hash 1857199661, now seen corresponding path program 1 times [2019-11-15 23:46:27,617 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:46:27,617 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697584323] [2019-11-15 23:46:27,617 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:46:27,618 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:46:27,618 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:46:27,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:46:27,704 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:46:27,704 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697584323] [2019-11-15 23:46:27,705 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1979880508] [2019-11-15 23:46:27,705 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_35c0e410-26c2-4459-8dbf-2b56e7d61fdf/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-15 23:46:27,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:46:27,857 INFO L256 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 5 conjunts are in the unsatisfiable core [2019-11-15 23:46:27,866 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 23:46:27,923 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:46:27,925 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-15 23:46:27,925 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2019-11-15 23:46:27,926 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55046335] [2019-11-15 23:46:27,927 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-15 23:46:27,927 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:46:27,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-15 23:46:27,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2019-11-15 23:46:27,928 INFO L87 Difference]: Start difference. First operand 177 states and 221 transitions. Second operand 9 states. [2019-11-15 23:46:28,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:46:28,174 INFO L93 Difference]: Finished difference Result 340 states and 438 transitions. [2019-11-15 23:46:28,174 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-15 23:46:28,174 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2019-11-15 23:46:28,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:46:28,175 INFO L225 Difference]: With dead ends: 340 [2019-11-15 23:46:28,175 INFO L226 Difference]: Without dead ends: 0 [2019-11-15 23:46:28,176 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2019-11-15 23:46:28,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-15 23:46:28,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-15 23:46:28,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-15 23:46:28,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-15 23:46:28,177 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2019-11-15 23:46:28,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:46:28,177 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 23:46:28,177 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-15 23:46:28,177 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-15 23:46:28,177 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-15 23:46:28,384 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-15 23:46:28,388 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-15 23:46:29,106 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 27 [2019-11-15 23:46:29,349 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 25 [2019-11-15 23:46:29,498 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 20 [2019-11-15 23:46:29,744 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 25 [2019-11-15 23:46:29,897 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 24 [2019-11-15 23:46:30,153 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 31 [2019-11-15 23:46:30,460 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 27 [2019-11-15 23:46:30,890 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 28 [2019-11-15 23:46:31,129 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 25 [2019-11-15 23:46:31,390 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 25 [2019-11-15 23:46:31,393 INFO L443 ceAbstractionStarter]: For program point L597(lines 597 610) no Hoare annotation was computed. [2019-11-15 23:46:31,393 INFO L443 ceAbstractionStarter]: For program point L498(lines 498 505) no Hoare annotation was computed. [2019-11-15 23:46:31,393 INFO L446 ceAbstractionStarter]: At program point L498-1(lines 498 505) the Hoare annotation is: true [2019-11-15 23:46:31,393 INFO L439 ceAbstractionStarter]: At program point L995(lines 748 754) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= 0 ~systemActive~0)) (and (and .cse4 .cse0 .cse2 .cse3) .cse1) (and (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (and .cse4 .cse1 .cse3)))) [2019-11-15 23:46:31,393 INFO L439 ceAbstractionStarter]: At program point L995-1(lines 748 754) the Hoare annotation is: false [2019-11-15 23:46:31,394 INFO L439 ceAbstractionStarter]: At program point L995-2(lines 748 754) the Hoare annotation is: false [2019-11-15 23:46:31,394 INFO L439 ceAbstractionStarter]: At program point L534(lines 1 1026) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-15 23:46:31,394 INFO L443 ceAbstractionStarter]: For program point L832(lines 832 849) no Hoare annotation was computed. [2019-11-15 23:46:31,394 INFO L443 ceAbstractionStarter]: For program point L832-1(lines 832 849) no Hoare annotation was computed. [2019-11-15 23:46:31,394 INFO L443 ceAbstractionStarter]: For program point L832-2(lines 832 849) no Hoare annotation was computed. [2019-11-15 23:46:31,394 INFO L443 ceAbstractionStarter]: For program point L568(lines 567 614) no Hoare annotation was computed. [2019-11-15 23:46:31,394 INFO L439 ceAbstractionStarter]: At program point L469(lines 465 471) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-15 23:46:31,394 INFO L443 ceAbstractionStarter]: For program point L569(lines 569 573) no Hoare annotation was computed. [2019-11-15 23:46:31,394 INFO L443 ceAbstractionStarter]: For program point L636(lines 636 640) no Hoare annotation was computed. [2019-11-15 23:46:31,394 INFO L443 ceAbstractionStarter]: For program point L603(lines 603 609) no Hoare annotation was computed. [2019-11-15 23:46:31,395 INFO L439 ceAbstractionStarter]: At program point L603-1(lines 603 609) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (and (and .cse0 .cse1) .cse2) (= 0 ~systemActive~0)) (and .cse3 (<= 1 ~switchedOnBeforeTS~0) .cse4 .cse2 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse1) (and .cse3 .cse2 .cse0 .cse1) (and .cse3 .cse4 (<= 2 ~waterLevel~0) .cse2 .cse1))) [2019-11-15 23:46:31,395 INFO L443 ceAbstractionStarter]: For program point L636-3(lines 636 640) no Hoare annotation was computed. [2019-11-15 23:46:31,395 INFO L443 ceAbstractionStarter]: For program point L636-6(lines 636 640) no Hoare annotation was computed. [2019-11-15 23:46:31,395 INFO L443 ceAbstractionStarter]: For program point L967(lines 967 973) no Hoare annotation was computed. [2019-11-15 23:46:31,395 INFO L439 ceAbstractionStarter]: At program point L967-1(lines 967 973) the Hoare annotation is: (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 23:46:31,395 INFO L443 ceAbstractionStarter]: For program point L934(lines 934 938) no Hoare annotation was computed. [2019-11-15 23:46:31,395 INFO L443 ceAbstractionStarter]: For program point L934-2(lines 934 938) no Hoare annotation was computed. [2019-11-15 23:46:31,395 INFO L443 ceAbstractionStarter]: For program point L934-3(lines 934 938) no Hoare annotation was computed. [2019-11-15 23:46:31,395 INFO L443 ceAbstractionStarter]: For program point L934-5(lines 934 938) no Hoare annotation was computed. [2019-11-15 23:46:31,395 INFO L443 ceAbstractionStarter]: For program point L934-6(lines 934 938) no Hoare annotation was computed. [2019-11-15 23:46:31,396 INFO L443 ceAbstractionStarter]: For program point L934-8(lines 934 938) no Hoare annotation was computed. [2019-11-15 23:46:31,396 INFO L443 ceAbstractionStarter]: For program point L934-9(lines 934 938) no Hoare annotation was computed. [2019-11-15 23:46:31,396 INFO L443 ceAbstractionStarter]: For program point L934-11(lines 934 938) no Hoare annotation was computed. [2019-11-15 23:46:31,396 INFO L443 ceAbstractionStarter]: For program point L934-12(lines 934 938) no Hoare annotation was computed. [2019-11-15 23:46:31,396 INFO L443 ceAbstractionStarter]: For program point L934-14(lines 934 938) no Hoare annotation was computed. [2019-11-15 23:46:31,396 INFO L443 ceAbstractionStarter]: For program point L934-15(lines 934 938) no Hoare annotation was computed. [2019-11-15 23:46:31,396 INFO L443 ceAbstractionStarter]: For program point L934-17(lines 934 938) no Hoare annotation was computed. [2019-11-15 23:46:31,396 INFO L443 ceAbstractionStarter]: For program point L934-18(lines 934 938) no Hoare annotation was computed. [2019-11-15 23:46:31,396 INFO L443 ceAbstractionStarter]: For program point L934-20(lines 934 938) no Hoare annotation was computed. [2019-11-15 23:46:31,396 INFO L443 ceAbstractionStarter]: For program point L934-21(lines 934 938) no Hoare annotation was computed. [2019-11-15 23:46:31,396 INFO L443 ceAbstractionStarter]: For program point L934-23(lines 934 938) no Hoare annotation was computed. [2019-11-15 23:46:31,396 INFO L443 ceAbstractionStarter]: For program point L934-24(lines 934 938) no Hoare annotation was computed. [2019-11-15 23:46:31,397 INFO L443 ceAbstractionStarter]: For program point L934-26(lines 934 938) no Hoare annotation was computed. [2019-11-15 23:46:31,397 INFO L443 ceAbstractionStarter]: For program point L934-27(lines 934 938) no Hoare annotation was computed. [2019-11-15 23:46:31,397 INFO L443 ceAbstractionStarter]: For program point L934-29(lines 934 938) no Hoare annotation was computed. [2019-11-15 23:46:31,397 INFO L443 ceAbstractionStarter]: For program point L934-30(lines 934 938) no Hoare annotation was computed. [2019-11-15 23:46:31,397 INFO L443 ceAbstractionStarter]: For program point L934-32(lines 934 938) no Hoare annotation was computed. [2019-11-15 23:46:31,397 INFO L443 ceAbstractionStarter]: For program point L934-33(lines 934 938) no Hoare annotation was computed. [2019-11-15 23:46:31,397 INFO L443 ceAbstractionStarter]: For program point L836(lines 836 844) no Hoare annotation was computed. [2019-11-15 23:46:31,397 INFO L443 ceAbstractionStarter]: For program point L836-1(lines 836 844) no Hoare annotation was computed. [2019-11-15 23:46:31,397 INFO L443 ceAbstractionStarter]: For program point L934-35(lines 934 938) no Hoare annotation was computed. [2019-11-15 23:46:31,397 INFO L443 ceAbstractionStarter]: For program point L836-2(lines 836 844) no Hoare annotation was computed. [2019-11-15 23:46:31,398 INFO L439 ceAbstractionStarter]: At program point L705(lines 700 708) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and (and .cse2 .cse3) .cse1 (= 0 ~systemActive~0)) (and .cse0 .cse4 (<= 2 ~waterLevel~0) .cse1 (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse3) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse4 .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3))) [2019-11-15 23:46:31,398 INFO L439 ceAbstractionStarter]: At program point L705-1(lines 700 708) the Hoare annotation is: false [2019-11-15 23:46:31,398 INFO L439 ceAbstractionStarter]: At program point L705-2(lines 700 708) the Hoare annotation is: false [2019-11-15 23:46:31,398 INFO L446 ceAbstractionStarter]: At program point L507(lines 488 510) the Hoare annotation is: true [2019-11-15 23:46:31,398 INFO L439 ceAbstractionStarter]: At program point L673(lines 668 676) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) (<= ~waterLevel~0 2) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 23:46:31,398 INFO L439 ceAbstractionStarter]: At program point L673-1(lines 668 676) the Hoare annotation is: false [2019-11-15 23:46:31,398 INFO L439 ceAbstractionStarter]: At program point L673-2(lines 668 676) the Hoare annotation is: false [2019-11-15 23:46:31,398 INFO L443 ceAbstractionStarter]: For program point L806(lines 806 823) no Hoare annotation was computed. [2019-11-15 23:46:31,398 INFO L443 ceAbstractionStarter]: For program point L806-1(lines 806 823) no Hoare annotation was computed. [2019-11-15 23:46:31,399 INFO L443 ceAbstractionStarter]: For program point L806-2(lines 806 823) no Hoare annotation was computed. [2019-11-15 23:46:31,399 INFO L443 ceAbstractionStarter]: For program point L806-3(lines 806 823) no Hoare annotation was computed. [2019-11-15 23:46:31,399 INFO L443 ceAbstractionStarter]: For program point L806-4(lines 806 823) no Hoare annotation was computed. [2019-11-15 23:46:31,399 INFO L443 ceAbstractionStarter]: For program point L806-5(lines 806 823) no Hoare annotation was computed. [2019-11-15 23:46:31,399 INFO L439 ceAbstractionStarter]: At program point L542(lines 537 545) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-15 23:46:31,399 INFO L443 ceAbstractionStarter]: For program point L1006(lines 1006 1023) no Hoare annotation was computed. [2019-11-15 23:46:31,399 INFO L439 ceAbstractionStarter]: At program point L1006-1(lines 1 1026) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and (and .cse1 (and .cse2 .cse3)) (= 0 ~systemActive~0)) (and .cse0 (<= 1 ~switchedOnBeforeTS~0) .cse4 .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3) (and .cse0 .cse4 (<= 2 ~waterLevel~0) .cse1 (<= 2 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~10) (<= |ULTIMATE.start_getWaterLevel_#res| 2) (<= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~10 2) (<= 2 |ULTIMATE.start_getWaterLevel_#res|) .cse3))) [2019-11-15 23:46:31,399 INFO L439 ceAbstractionStarter]: At program point L940(lines 925 943) the Hoare annotation is: false [2019-11-15 23:46:31,399 INFO L443 ceAbstractionStarter]: For program point L1006-2(lines 1006 1023) no Hoare annotation was computed. [2019-11-15 23:46:31,400 INFO L439 ceAbstractionStarter]: At program point L940-1(lines 925 943) the Hoare annotation is: false [2019-11-15 23:46:31,400 INFO L439 ceAbstractionStarter]: At program point L1006-3(lines 1 1026) the Hoare annotation is: false [2019-11-15 23:46:31,400 INFO L439 ceAbstractionStarter]: At program point L940-2(lines 925 943) the Hoare annotation is: false [2019-11-15 23:46:31,400 INFO L443 ceAbstractionStarter]: For program point L1006-4(lines 1006 1023) no Hoare annotation was computed. [2019-11-15 23:46:31,400 INFO L439 ceAbstractionStarter]: At program point L940-3(lines 925 943) the Hoare annotation is: (let ((.cse1 (<= ~waterLevel~0 2)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3) (and .cse1 (and (= 0 |ULTIMATE.start_isHighWaterLevel_#res|) .cse0 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp___0~1) .cse2 .cse3)))) [2019-11-15 23:46:31,402 INFO L439 ceAbstractionStarter]: At program point L1006-5(lines 1 1026) the Hoare annotation is: false [2019-11-15 23:46:31,402 INFO L439 ceAbstractionStarter]: At program point L940-4(lines 925 943) the Hoare annotation is: false [2019-11-15 23:46:31,402 INFO L439 ceAbstractionStarter]: At program point L940-5(lines 925 943) the Hoare annotation is: false [2019-11-15 23:46:31,402 INFO L439 ceAbstractionStarter]: At program point L940-6(lines 925 943) the Hoare annotation is: false [2019-11-15 23:46:31,402 INFO L439 ceAbstractionStarter]: At program point L940-7(lines 925 943) the Hoare annotation is: false [2019-11-15 23:46:31,402 INFO L439 ceAbstractionStarter]: At program point L940-8(lines 925 943) the Hoare annotation is: false [2019-11-15 23:46:31,403 INFO L439 ceAbstractionStarter]: At program point L940-9(lines 925 943) the Hoare annotation is: false [2019-11-15 23:46:31,403 INFO L439 ceAbstractionStarter]: At program point L940-10(lines 925 943) the Hoare annotation is: false [2019-11-15 23:46:31,403 INFO L443 ceAbstractionStarter]: For program point L577(lines 577 583) no Hoare annotation was computed. [2019-11-15 23:46:31,403 INFO L439 ceAbstractionStarter]: At program point L940-11(lines 925 943) the Hoare annotation is: false [2019-11-15 23:46:31,403 INFO L439 ceAbstractionStarter]: At program point L577-1(lines 577 583) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse0 (<= ~waterLevel~0 2)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (and .cse0 (and .cse1 .cse2)) (= 0 ~systemActive~0)) (and .cse3 (<= 1 ~switchedOnBeforeTS~0) .cse4 .cse0 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2) (and .cse3 .cse0 .cse1 .cse2) (and .cse3 .cse4 (<= 2 ~waterLevel~0) .cse0 .cse2))) [2019-11-15 23:46:31,403 INFO L439 ceAbstractionStarter]: At program point L876(lines 869 879) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) (<= ~waterLevel~0 2) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 23:46:31,404 INFO L439 ceAbstractionStarter]: At program point L876-1(lines 869 879) the Hoare annotation is: false [2019-11-15 23:46:31,404 INFO L443 ceAbstractionStarter]: For program point L810(lines 810 818) no Hoare annotation was computed. [2019-11-15 23:46:31,404 INFO L439 ceAbstractionStarter]: At program point L876-2(lines 869 879) the Hoare annotation is: false [2019-11-15 23:46:31,404 INFO L443 ceAbstractionStarter]: For program point L810-1(lines 810 818) no Hoare annotation was computed. [2019-11-15 23:46:31,404 INFO L443 ceAbstractionStarter]: For program point L810-2(lines 810 818) no Hoare annotation was computed. [2019-11-15 23:46:31,404 INFO L443 ceAbstractionStarter]: For program point L810-3(lines 810 818) no Hoare annotation was computed. [2019-11-15 23:46:31,405 INFO L443 ceAbstractionStarter]: For program point L810-4(lines 810 818) no Hoare annotation was computed. [2019-11-15 23:46:31,405 INFO L443 ceAbstractionStarter]: For program point L810-5(lines 810 818) no Hoare annotation was computed. [2019-11-15 23:46:31,405 INFO L443 ceAbstractionStarter]: For program point L1010(lines 1010 1020) no Hoare annotation was computed. [2019-11-15 23:46:31,405 INFO L443 ceAbstractionStarter]: For program point L1010-2(lines 1010 1020) no Hoare annotation was computed. [2019-11-15 23:46:31,405 INFO L443 ceAbstractionStarter]: For program point L1010-4(lines 1010 1020) no Hoare annotation was computed. [2019-11-15 23:46:31,405 INFO L443 ceAbstractionStarter]: For program point L713(lines 713 719) no Hoare annotation was computed. [2019-11-15 23:46:31,405 INFO L443 ceAbstractionStarter]: For program point L713-1(lines 713 719) no Hoare annotation was computed. [2019-11-15 23:46:31,405 INFO L443 ceAbstractionStarter]: For program point L713-2(lines 713 719) no Hoare annotation was computed. [2019-11-15 23:46:31,406 INFO L443 ceAbstractionStarter]: For program point L713-3(lines 713 719) no Hoare annotation was computed. [2019-11-15 23:46:31,406 INFO L443 ceAbstractionStarter]: For program point L713-4(lines 713 719) no Hoare annotation was computed. [2019-11-15 23:46:31,406 INFO L443 ceAbstractionStarter]: For program point L713-5(lines 713 719) no Hoare annotation was computed. [2019-11-15 23:46:31,406 INFO L443 ceAbstractionStarter]: For program point L713-6(lines 713 719) no Hoare annotation was computed. [2019-11-15 23:46:31,406 INFO L443 ceAbstractionStarter]: For program point L713-7(lines 713 719) no Hoare annotation was computed. [2019-11-15 23:46:31,406 INFO L443 ceAbstractionStarter]: For program point L713-8(lines 713 719) no Hoare annotation was computed. [2019-11-15 23:46:31,407 INFO L443 ceAbstractionStarter]: For program point L713-9(lines 713 719) no Hoare annotation was computed. [2019-11-15 23:46:31,407 INFO L443 ceAbstractionStarter]: For program point L713-10(lines 713 719) no Hoare annotation was computed. [2019-11-15 23:46:31,407 INFO L443 ceAbstractionStarter]: For program point L713-11(lines 713 719) no Hoare annotation was computed. [2019-11-15 23:46:31,407 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-15 23:46:31,407 INFO L443 ceAbstractionStarter]: For program point L1011(lines 1011 1017) no Hoare annotation was computed. [2019-11-15 23:46:31,407 INFO L443 ceAbstractionStarter]: For program point L1011-2(lines 1011 1017) no Hoare annotation was computed. [2019-11-15 23:46:31,407 INFO L443 ceAbstractionStarter]: For program point L1011-4(lines 1011 1017) no Hoare annotation was computed. [2019-11-15 23:46:31,407 INFO L443 ceAbstractionStarter]: For program point L780(lines 780 797) no Hoare annotation was computed. [2019-11-15 23:46:31,408 INFO L443 ceAbstractionStarter]: For program point L780-1(lines 780 797) no Hoare annotation was computed. [2019-11-15 23:46:31,408 INFO L443 ceAbstractionStarter]: For program point L780-2(lines 780 797) no Hoare annotation was computed. [2019-11-15 23:46:31,408 INFO L443 ceAbstractionStarter]: For program point L780-3(lines 780 797) no Hoare annotation was computed. [2019-11-15 23:46:31,408 INFO L443 ceAbstractionStarter]: For program point L648(lines 648 652) no Hoare annotation was computed. [2019-11-15 23:46:31,408 INFO L443 ceAbstractionStarter]: For program point L780-4(lines 780 797) no Hoare annotation was computed. [2019-11-15 23:46:31,408 INFO L439 ceAbstractionStarter]: At program point L615(lines 566 616) the Hoare annotation is: false [2019-11-15 23:46:31,409 INFO L443 ceAbstractionStarter]: For program point L780-5(lines 780 797) no Hoare annotation was computed. [2019-11-15 23:46:31,409 INFO L443 ceAbstractionStarter]: For program point L780-6(lines 780 797) no Hoare annotation was computed. [2019-11-15 23:46:31,409 INFO L443 ceAbstractionStarter]: For program point L780-7(lines 780 797) no Hoare annotation was computed. [2019-11-15 23:46:31,409 INFO L443 ceAbstractionStarter]: For program point L780-8(lines 780 797) no Hoare annotation was computed. [2019-11-15 23:46:31,409 INFO L443 ceAbstractionStarter]: For program point L780-9(lines 780 797) no Hoare annotation was computed. [2019-11-15 23:46:31,409 INFO L443 ceAbstractionStarter]: For program point L780-10(lines 780 797) no Hoare annotation was computed. [2019-11-15 23:46:31,409 INFO L443 ceAbstractionStarter]: For program point L780-11(lines 780 797) no Hoare annotation was computed. [2019-11-15 23:46:31,410 INFO L439 ceAbstractionStarter]: At program point L748(lines 744 766) the Hoare annotation is: (let ((.cse2 (<= ~waterLevel~0 2)) (.cse3 (= 1 ~systemActive~0)) (.cse0 (= ~pumpRunning~0 0)) (.cse1 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (and (and .cse0 .cse1) .cse2) (= 0 ~systemActive~0)) (and (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) (and .cse3 .cse2 .cse1) (<= 1 |ULTIMATE.start_isPumpRunning_#res|)) (and .cse2 (and .cse3 .cse0 .cse1)))) [2019-11-15 23:46:31,410 INFO L439 ceAbstractionStarter]: At program point L748-1(lines 744 766) the Hoare annotation is: false [2019-11-15 23:46:31,410 INFO L439 ceAbstractionStarter]: At program point L748-2(lines 744 766) the Hoare annotation is: false [2019-11-15 23:46:31,410 INFO L439 ceAbstractionStarter]: At program point L418-2(lines 418 432) the Hoare annotation is: false [2019-11-15 23:46:31,410 INFO L443 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2019-11-15 23:46:31,410 INFO L443 ceAbstractionStarter]: For program point L551-1(line 551) no Hoare annotation was computed. [2019-11-15 23:46:31,411 INFO L443 ceAbstractionStarter]: For program point L551-2(line 551) no Hoare annotation was computed. [2019-11-15 23:46:31,411 INFO L443 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2019-11-15 23:46:31,411 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 551) no Hoare annotation was computed. [2019-11-15 23:46:31,411 INFO L443 ceAbstractionStarter]: For program point L784(lines 784 792) no Hoare annotation was computed. [2019-11-15 23:46:31,411 INFO L443 ceAbstractionStarter]: For program point L784-1(lines 784 792) no Hoare annotation was computed. [2019-11-15 23:46:31,411 INFO L439 ceAbstractionStarter]: At program point L718(lines 709 722) the Hoare annotation is: false [2019-11-15 23:46:31,411 INFO L443 ceAbstractionStarter]: For program point L784-2(lines 784 792) no Hoare annotation was computed. [2019-11-15 23:46:31,412 INFO L439 ceAbstractionStarter]: At program point L718-1(lines 709 722) the Hoare annotation is: false [2019-11-15 23:46:31,412 INFO L443 ceAbstractionStarter]: For program point L784-3(lines 784 792) no Hoare annotation was computed. [2019-11-15 23:46:31,412 INFO L439 ceAbstractionStarter]: At program point L718-2(lines 709 722) the Hoare annotation is: false [2019-11-15 23:46:31,412 INFO L443 ceAbstractionStarter]: For program point L784-4(lines 784 792) no Hoare annotation was computed. [2019-11-15 23:46:31,412 INFO L439 ceAbstractionStarter]: At program point L718-3(lines 709 722) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse0 .cse1 .cse2 .cse3) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2 .cse3))) [2019-11-15 23:46:31,412 INFO L443 ceAbstractionStarter]: For program point L784-5(lines 784 792) no Hoare annotation was computed. [2019-11-15 23:46:31,413 INFO L439 ceAbstractionStarter]: At program point L718-4(lines 709 722) the Hoare annotation is: false [2019-11-15 23:46:31,413 INFO L443 ceAbstractionStarter]: For program point L784-6(lines 784 792) no Hoare annotation was computed. [2019-11-15 23:46:31,413 INFO L439 ceAbstractionStarter]: At program point L718-5(lines 709 722) the Hoare annotation is: false [2019-11-15 23:46:31,413 INFO L443 ceAbstractionStarter]: For program point L784-7(lines 784 792) no Hoare annotation was computed. [2019-11-15 23:46:31,413 INFO L439 ceAbstractionStarter]: At program point L718-6(lines 709 722) the Hoare annotation is: false [2019-11-15 23:46:31,413 INFO L443 ceAbstractionStarter]: For program point L784-8(lines 784 792) no Hoare annotation was computed. [2019-11-15 23:46:31,413 INFO L439 ceAbstractionStarter]: At program point L718-7(lines 709 722) the Hoare annotation is: false [2019-11-15 23:46:31,414 INFO L443 ceAbstractionStarter]: For program point L784-9(lines 784 792) no Hoare annotation was computed. [2019-11-15 23:46:31,414 INFO L439 ceAbstractionStarter]: At program point L718-8(lines 709 722) the Hoare annotation is: false [2019-11-15 23:46:31,414 INFO L443 ceAbstractionStarter]: For program point L784-10(lines 784 792) no Hoare annotation was computed. [2019-11-15 23:46:31,414 INFO L439 ceAbstractionStarter]: At program point L718-9(lines 709 722) the Hoare annotation is: false [2019-11-15 23:46:31,414 INFO L443 ceAbstractionStarter]: For program point L784-11(lines 784 792) no Hoare annotation was computed. [2019-11-15 23:46:31,414 INFO L439 ceAbstractionStarter]: At program point L718-10(lines 709 722) the Hoare annotation is: false [2019-11-15 23:46:31,414 INFO L439 ceAbstractionStarter]: At program point L718-11(lines 709 722) the Hoare annotation is: false [2019-11-15 23:46:31,415 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-15 23:46:31,415 INFO L443 ceAbstractionStarter]: For program point L587(lines 587 593) no Hoare annotation was computed. [2019-11-15 23:46:31,415 INFO L439 ceAbstractionStarter]: At program point L587-1(lines 587 593) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse0 (<= ~waterLevel~0 2)) (.cse2 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (and .cse0 (and .cse1 .cse2)) (= 0 ~systemActive~0)) (and .cse3 (<= 1 ~switchedOnBeforeTS~0) .cse4 .cse0 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse2) (and .cse3 .cse0 .cse1 .cse2) (and .cse3 .cse4 (<= 2 ~waterLevel~0) .cse0 .cse2))) [2019-11-15 23:46:31,415 INFO L443 ceAbstractionStarter]: For program point L422(lines 422 426) no Hoare annotation was computed. [2019-11-15 23:46:31,415 INFO L443 ceAbstractionStarter]: For program point L422-1(lines 422 426) no Hoare annotation was computed. [2019-11-15 23:46:31,415 INFO L439 ceAbstractionStarter]: At program point L885(lines 880 888) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse3 (<= ~waterLevel~0 2))) (or (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse1 (and .cse2 .cse3 .cse4)) (and .cse5 .cse3 .cse6 .cse4 (= 0 ~systemActive~0)) (and .cse0 (and .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4) .cse1) (and (and .cse2 .cse5 .cse6 .cse4) .cse3))) [2019-11-15 23:46:31,416 INFO L439 ceAbstractionStarter]: At program point L885-1(lines 880 888) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= 0 ~systemActive~0)) (and .cse4 .cse0 .cse1 .cse2 .cse3) (and .cse4 (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) .cse1 (<= 1 |ULTIMATE.start_isPumpRunning_#res|) .cse3))) [2019-11-15 23:46:31,416 INFO L439 ceAbstractionStarter]: At program point L885-2(lines 880 888) the Hoare annotation is: false [2019-11-15 23:46:31,416 INFO L439 ceAbstractionStarter]: At program point L885-3(lines 880 888) the Hoare annotation is: false [2019-11-15 23:46:31,416 INFO L439 ceAbstractionStarter]: At program point L885-4(lines 880 888) the Hoare annotation is: false [2019-11-15 23:46:31,416 INFO L439 ceAbstractionStarter]: At program point L885-5(lines 880 888) the Hoare annotation is: false [2019-11-15 23:46:31,416 INFO L439 ceAbstractionStarter]: At program point L985(lines 980 987) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-15 23:46:31,417 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-15 23:46:31,417 INFO L443 ceAbstractionStarter]: For program point L953(lines 953 957) no Hoare annotation was computed. [2019-11-15 23:46:31,417 INFO L443 ceAbstractionStarter]: For program point L953-2(lines 953 957) no Hoare annotation was computed. [2019-11-15 23:46:31,417 INFO L443 ceAbstractionStarter]: For program point L953-3(lines 953 957) no Hoare annotation was computed. [2019-11-15 23:46:31,417 INFO L443 ceAbstractionStarter]: For program point L953-5(lines 953 957) no Hoare annotation was computed. [2019-11-15 23:46:31,417 INFO L439 ceAbstractionStarter]: At program point L755(lines 755 761) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse1 (= 1 ~systemActive~0)) (.cse0 (<= ~waterLevel~0 2)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 (and .cse1 .cse2 .cse3)) (and (and .cse1 .cse0 .cse3) (<= 1 ~switchedOnBeforeTS~0) .cse4 (<= 1 |ULTIMATE.start_isPumpRunning_#res|)) (and (and (and .cse2 .cse3) .cse0) (= 0 ~systemActive~0)) (and .cse4 (and .cse1 (<= 2 ~waterLevel~0) .cse0 .cse3)))) [2019-11-15 23:46:31,418 INFO L443 ceAbstractionStarter]: For program point L953-6(lines 953 957) no Hoare annotation was computed. [2019-11-15 23:46:31,418 INFO L439 ceAbstractionStarter]: At program point L755-1(lines 755 761) the Hoare annotation is: false [2019-11-15 23:46:31,418 INFO L443 ceAbstractionStarter]: For program point L953-8(lines 953 957) no Hoare annotation was computed. [2019-11-15 23:46:31,418 INFO L439 ceAbstractionStarter]: At program point L755-2(lines 755 761) the Hoare annotation is: false [2019-11-15 23:46:31,418 INFO L443 ceAbstractionStarter]: For program point L953-9(lines 953 957) no Hoare annotation was computed. [2019-11-15 23:46:31,418 INFO L443 ceAbstractionStarter]: For program point L953-11(lines 953 957) no Hoare annotation was computed. [2019-11-15 23:46:31,419 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 551) no Hoare annotation was computed. [2019-11-15 23:46:31,419 INFO L443 ceAbstractionStarter]: For program point L953-12(lines 953 957) no Hoare annotation was computed. [2019-11-15 23:46:31,419 INFO L443 ceAbstractionStarter]: For program point L953-14(lines 953 957) no Hoare annotation was computed. [2019-11-15 23:46:31,419 INFO L443 ceAbstractionStarter]: For program point L953-15(lines 953 957) no Hoare annotation was computed. [2019-11-15 23:46:31,419 INFO L443 ceAbstractionStarter]: For program point L953-17(lines 953 957) no Hoare annotation was computed. [2019-11-15 23:46:31,419 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-15 23:46:31,419 INFO L443 ceAbstractionStarter]: For program point L660(lines 660 664) no Hoare annotation was computed. [2019-11-15 23:46:31,420 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 551) no Hoare annotation was computed. [2019-11-15 23:46:31,420 INFO L439 ceAbstractionStarter]: At program point L959(lines 944 962) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) (<= ~waterLevel~0 2) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 23:46:31,420 INFO L439 ceAbstractionStarter]: At program point L959-1(lines 944 962) the Hoare annotation is: false [2019-11-15 23:46:31,420 INFO L439 ceAbstractionStarter]: At program point L959-2(lines 944 962) the Hoare annotation is: false [2019-11-15 23:46:31,420 INFO L439 ceAbstractionStarter]: At program point L959-3(lines 944 962) the Hoare annotation is: false [2019-11-15 23:46:31,420 INFO L439 ceAbstractionStarter]: At program point L959-4(lines 944 962) the Hoare annotation is: false [2019-11-15 23:46:31,420 INFO L439 ceAbstractionStarter]: At program point L959-5(lines 944 962) the Hoare annotation is: false [2019-11-15 23:46:31,421 INFO L439 ceAbstractionStarter]: At program point L728(lines 723 731) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 1 ~switchedOnBeforeTS~0) (<= 1 ~pumpRunning~0) (<= ~waterLevel~0 2) (<= 1 |ULTIMATE.start_isPumpRunning_#res|) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-15 23:46:31,421 INFO L439 ceAbstractionStarter]: At program point L728-1(lines 723 731) the Hoare annotation is: false [2019-11-15 23:46:31,421 INFO L439 ceAbstractionStarter]: At program point L728-2(lines 723 731) the Hoare annotation is: false [2019-11-15 23:46:31,421 INFO L439 ceAbstractionStarter]: At program point L728-3(lines 723 731) the Hoare annotation is: false [2019-11-15 23:46:31,421 INFO L439 ceAbstractionStarter]: At program point L728-4(lines 723 731) the Hoare annotation is: false [2019-11-15 23:46:31,421 INFO L439 ceAbstractionStarter]: At program point L728-5(lines 723 731) the Hoare annotation is: false [2019-11-15 23:46:31,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 11:46:31 BoogieIcfgContainer [2019-11-15 23:46:31,450 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 23:46:31,450 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 23:46:31,450 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 23:46:31,451 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 23:46:31,451 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:46:24" (3/4) ... [2019-11-15 23:46:31,454 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-15 23:46:31,480 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-15 23:46:31,482 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-11-15 23:46:31,485 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-15 23:46:31,487 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-15 23:46:31,490 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-15 23:46:31,492 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-15 23:46:31,521 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || ((waterLevel <= 2 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((((((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 2 <= tmp) && \result <= 2) && tmp <= 2) && 2 <= \result) && 0 == splverifierCounter) [2019-11-15 23:46:31,522 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel <= 2 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || (((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) [2019-11-15 23:46:31,522 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel <= 2 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || (((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) [2019-11-15 23:46:31,522 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((pumpRunning == 0 && 0 == splverifierCounter) && waterLevel <= 2) && 0 == systemActive) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || (((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) [2019-11-15 23:46:31,523 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && 1 <= \result) && (1 == systemActive && waterLevel <= 2) && 0 == splverifierCounter) || ((((\result == 0 && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || ((1 <= pumpRunning && ((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) && 1 <= \result)) || ((((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2) [2019-11-15 23:46:31,523 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 0 && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) || ((((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2)) || (((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && 1 <= \result) && (1 == systemActive && waterLevel <= 2) && 0 == splverifierCounter) [2019-11-15 23:46:31,524 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0 && 0 == splverifierCounter) && waterLevel <= 2) && 0 == systemActive) || (((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && (1 == systemActive && waterLevel <= 2) && 0 == splverifierCounter) && 1 <= \result)) || (waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-15 23:46:31,524 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) || (((((1 == systemActive && waterLevel <= 2) && 0 == splverifierCounter) && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && 1 <= \result)) || (((pumpRunning == 0 && 0 == splverifierCounter) && waterLevel <= 2) && 0 == systemActive)) || (1 <= pumpRunning && ((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) [2019-11-15 23:46:31,525 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((pumpRunning == 0 && 0 == splverifierCounter) && waterLevel <= 2) && 0 == systemActive)) || ((((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && \result <= 2) && 2 <= \result) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) [2019-11-15 23:46:31,526 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter [2019-11-15 23:46:31,526 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter [2019-11-15 23:46:31,527 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 0 && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) || ((((1 == systemActive && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) [2019-11-15 23:46:31,527 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && 1 == systemActive) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-15 23:46:31,529 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (waterLevel <= 2 && (((0 == \result && 1 == systemActive) && 0 == tmp___0) && pumpRunning == 0) && 0 == splverifierCounter) [2019-11-15 23:46:31,530 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter [2019-11-15 23:46:31,531 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter [2019-11-15 23:46:31,659 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_35c0e410-26c2-4459-8dbf-2b56e7d61fdf/bin/uautomizer/witness.graphml [2019-11-15 23:46:31,659 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 23:46:31,660 INFO L168 Benchmark]: Toolchain (without parser) took 8717.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 195.0 MB). Free memory was 939.3 MB in the beginning and 1.0 GB in the end (delta: -76.0 MB). Peak memory consumption was 119.0 MB. Max. memory is 11.5 GB. [2019-11-15 23:46:31,661 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 23:46:31,661 INFO L168 Benchmark]: CACSL2BoogieTranslator took 660.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -175.4 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2019-11-15 23:46:31,661 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.09 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. [2019-11-15 23:46:31,662 INFO L168 Benchmark]: Boogie Preprocessor took 89.30 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. [2019-11-15 23:46:31,662 INFO L168 Benchmark]: RCFGBuilder took 1207.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 86.9 MB). Peak memory consumption was 86.9 MB. Max. memory is 11.5 GB. [2019-11-15 23:46:31,663 INFO L168 Benchmark]: TraceAbstraction took 6462.64 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 57.7 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -25.9 MB). Peak memory consumption was 214.4 MB. Max. memory is 11.5 GB. [2019-11-15 23:46:31,663 INFO L168 Benchmark]: Witness Printer took 208.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 27.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. [2019-11-15 23:46:31,665 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 660.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -175.4 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 84.09 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 89.30 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. * RCFGBuilder took 1207.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 86.9 MB). Peak memory consumption was 86.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6462.64 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 57.7 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -25.9 MB). Peak memory consumption was 214.4 MB. Max. memory is 11.5 GB. * Witness Printer took 208.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 27.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 551]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 551]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 551]: 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: 925]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 925]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 925]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: (((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (((pumpRunning == 0 && 0 == splverifierCounter) && waterLevel <= 2) && 0 == systemActive)) || ((((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && \result <= 2) && 2 <= \result) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) - InvariantResult [Line: 925]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: ((((waterLevel <= 2 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || (((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: (((((\result == 0 && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) || ((((1 == systemActive && \result == 0) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter) - InvariantResult [Line: 723]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 925]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || (waterLevel <= 2 && (((0 == \result && 1 == systemActive) && 0 == tmp___0) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 723]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 925]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 925]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 925]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 925]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 603]: Loop Invariant Derived loop invariant: (((((pumpRunning == 0 && 0 == splverifierCounter) && waterLevel <= 2) && 0 == systemActive) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || (((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((((\result == 0 && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive) || ((((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2)) || (((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && 1 <= \result) && (1 == systemActive && waterLevel <= 2) && 0 == splverifierCounter) - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 723]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || ((waterLevel <= 2 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || ((((((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 2 <= tmp) && \result <= 2) && tmp <= 2) && 2 <= \result) && 0 == splverifierCounter) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 723]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 925]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 723]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 925]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 723]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: (((((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && 1 <= \result) && (1 == systemActive && waterLevel <= 2) && 0 == splverifierCounter) || ((((\result == 0 && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) && 0 == systemActive)) || ((1 <= pumpRunning && ((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) && 1 <= \result)) || ((((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter) && waterLevel <= 2) - InvariantResult [Line: 925]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 980]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: ((((\result == 1 && 1 == systemActive) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) || ((((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 465]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 == waterLevel) && pumpRunning == 0 - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter - InvariantResult [Line: 755]: Loop Invariant Derived loop invariant: (((waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) || (((((1 == systemActive && waterLevel <= 2) && 0 == splverifierCounter) && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && 1 <= \result)) || (((pumpRunning == 0 && 0 == splverifierCounter) && waterLevel <= 2) && 0 == systemActive)) || (1 <= pumpRunning && ((1 == systemActive && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) - InvariantResult [Line: 755]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 755]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: (waterLevel <= 2 && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0 && 0 == splverifierCounter) && waterLevel <= 2) && 0 == systemActive) || (((1 <= switchedOnBeforeTS && 1 <= pumpRunning) && (1 == systemActive && waterLevel <= 2) && 0 == splverifierCounter) && 1 <= \result)) || (waterLevel <= 2 && (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter) - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: ((((waterLevel <= 2 && pumpRunning == 0 && 0 == splverifierCounter) && 0 == systemActive) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 1 <= pumpRunning) && waterLevel <= 2) && 1 <= \result) && 0 == splverifierCounter)) || (((1 == systemActive && waterLevel <= 2) && pumpRunning == 0) && 0 == splverifierCounter)) || ((((1 == systemActive && 1 <= pumpRunning) && 2 <= waterLevel) && waterLevel <= 2) && 0 == splverifierCounter) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 869]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 200 locations, 3 error locations. Result: SAFE, OverallTime: 6.3s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.0s, HoareTripleCheckerStatistics: 1521 SDtfs, 1409 SDslu, 1801 SDs, 0 SdLazy, 319 SolverSat, 76 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 128 GetRequests, 86 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=353occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 873 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 75 LocationsWithAnnotation, 75 PreInvPairs, 193 NumberOfFragments, 888 HoareAnnotationTreeSize, 75 FomulaSimplifications, 46601 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 75 FomulaSimplificationsInter, 6992 FormulaSimplificationTreeSizeReductionInter, 2.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 445 NumberOfCodeBlocks, 445 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 433 ConstructedInterpolants, 0 QuantifiedInterpolants, 38877 SizeOfPredicates, 4 NumberOfNonLiveVariables, 439 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 29/47 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...