./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product32.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec1_product32.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 01969f175864c5ac01139f06c6cdce709a11a636 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 01:41:34,936 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 01:41:34,939 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 01:41:34,962 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 01:41:34,963 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 01:41:34,964 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 01:41:34,967 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 01:41:34,974 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 01:41:34,977 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 01:41:34,978 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 01:41:34,979 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 01:41:34,982 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 01:41:34,983 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 01:41:34,986 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 01:41:34,989 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 01:41:34,995 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 01:41:34,996 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 01:41:34,996 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 01:41:34,998 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 01:41:34,999 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 01:41:35,000 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 01:41:35,001 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 01:41:35,002 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 01:41:35,003 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 01:41:35,005 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 01:41:35,005 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 01:41:35,006 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 01:41:35,006 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 01:41:35,007 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 01:41:35,008 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 01:41:35,008 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 01:41:35,008 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 01:41:35,009 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 01:41:35,010 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 01:41:35,011 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 01:41:35,011 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 01:41:35,011 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 01:41:35,012 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 01:41:35,012 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 01:41:35,012 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 01:41:35,013 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 01:41:35,014 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-20 01:41:35,035 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 01:41:35,036 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 01:41:35,037 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 01:41:35,037 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 01:41:35,038 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 01:41:35,038 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 01:41:35,038 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 01:41:35,038 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 01:41:35,039 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 01:41:35,039 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 01:41:35,039 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 01:41:35,039 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 01:41:35,040 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 01:41:35,040 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 01:41:35,040 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 01:41:35,040 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 01:41:35,040 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 01:41:35,041 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 01:41:35,041 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 01:41:35,041 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 01:41:35,041 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 01:41:35,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 01:41:35,042 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 01:41:35,042 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 01:41:35,042 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 01:41:35,043 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 01:41:35,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 01:41:35,043 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 01:41:35,043 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 01:41:35,044 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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(reach_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 -> 01969f175864c5ac01139f06c6cdce709a11a636 [2020-10-20 01:41:35,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 01:41:35,314 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 01:41:35,319 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 01:41:35,320 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 01:41:35,331 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 01:41:35,332 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product32.cil.c [2020-10-20 01:41:35,387 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c2a9bfbb/9de54e720dcc410895182845538d06c9/FLAG649bf4e83 [2020-10-20 01:41:36,010 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 01:41:36,011 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product32.cil.c [2020-10-20 01:41:36,022 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c2a9bfbb/9de54e720dcc410895182845538d06c9/FLAG649bf4e83 [2020-10-20 01:41:36,288 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c2a9bfbb/9de54e720dcc410895182845538d06c9 [2020-10-20 01:41:36,292 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 01:41:36,299 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 01:41:36,304 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 01:41:36,304 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 01:41:36,308 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 01:41:36,310 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:41:36" (1/1) ... [2020-10-20 01:41:36,313 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4debd630 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:36, skipping insertion in model container [2020-10-20 01:41:36,313 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:41:36" (1/1) ... [2020-10-20 01:41:36,321 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 01:41:36,386 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 01:41:36,813 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:41:36,838 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 01:41:36,900 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:41:36,936 INFO L208 MainTranslator]: Completed translation [2020-10-20 01:41:36,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:36 WrapperNode [2020-10-20 01:41:36,937 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 01:41:36,938 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 01:41:36,938 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 01:41:36,938 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 01:41:36,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:36" (1/1) ... [2020-10-20 01:41:36,966 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:36" (1/1) ... [2020-10-20 01:41:37,017 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 01:41:37,018 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 01:41:37,018 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 01:41:37,018 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 01:41:37,035 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:36" (1/1) ... [2020-10-20 01:41:37,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:36" (1/1) ... [2020-10-20 01:41:37,042 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:36" (1/1) ... [2020-10-20 01:41:37,043 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:36" (1/1) ... [2020-10-20 01:41:37,081 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:36" (1/1) ... [2020-10-20 01:41:37,099 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:36" (1/1) ... [2020-10-20 01:41:37,104 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:36" (1/1) ... [2020-10-20 01:41:37,110 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 01:41:37,111 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 01:41:37,113 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 01:41:37,114 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 01:41:37,115 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:36" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-10-20 01:41:37,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 01:41:37,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 01:41:37,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 01:41:37,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 01:41:38,088 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 01:41:38,088 INFO L298 CfgBuilder]: Removed 168 assume(true) statements. [2020-10-20 01:41:38,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:41:38 BoogieIcfgContainer [2020-10-20 01:41:38,090 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 01:41:38,091 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 01:41:38,091 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 01:41:38,095 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 01:41:38,108 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 01:41:36" (1/3) ... [2020-10-20 01:41:38,109 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@213664ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:41:38, skipping insertion in model container [2020-10-20 01:41:38,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:36" (2/3) ... [2020-10-20 01:41:38,110 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@213664ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:41:38, skipping insertion in model container [2020-10-20 01:41:38,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:41:38" (3/3) ... [2020-10-20 01:41:38,112 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product32.cil.c [2020-10-20 01:41:38,125 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 01:41:38,133 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-20 01:41:38,148 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-20 01:41:38,183 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 01:41:38,183 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 01:41:38,183 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 01:41:38,186 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 01:41:38,186 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 01:41:38,186 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 01:41:38,186 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 01:41:38,187 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 01:41:38,204 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states. [2020-10-20 01:41:38,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-20 01:41:38,209 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:41:38,210 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:41:38,211 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:41:38,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:41:38,215 INFO L82 PathProgramCache]: Analyzing trace with hash -1031197650, now seen corresponding path program 1 times [2020-10-20 01:41:38,223 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:41:38,223 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861179498] [2020-10-20 01:41:38,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:41:38,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:41:38,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:41:38,452 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861179498] [2020-10-20 01:41:38,453 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:41:38,454 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:41:38,454 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199031189] [2020-10-20 01:41:38,459 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-20 01:41:38,459 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:41:38,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-20 01:41:38,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 01:41:38,490 INFO L87 Difference]: Start difference. First operand 110 states. Second operand 2 states. [2020-10-20 01:41:38,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:41:38,524 INFO L93 Difference]: Finished difference Result 211 states and 314 transitions. [2020-10-20 01:41:38,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-20 01:41:38,526 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-10-20 01:41:38,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:41:38,539 INFO L225 Difference]: With dead ends: 211 [2020-10-20 01:41:38,540 INFO L226 Difference]: Without dead ends: 103 [2020-10-20 01:41:38,544 INFO L677 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 [2020-10-20 01:41:38,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2020-10-20 01:41:38,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2020-10-20 01:41:38,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-10-20 01:41:38,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 147 transitions. [2020-10-20 01:41:38,590 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 147 transitions. Word has length 16 [2020-10-20 01:41:38,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:41:38,590 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 147 transitions. [2020-10-20 01:41:38,591 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-20 01:41:38,591 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2020-10-20 01:41:38,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-20 01:41:38,592 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:41:38,592 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:41:38,593 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-20 01:41:38,593 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:41:38,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:41:38,593 INFO L82 PathProgramCache]: Analyzing trace with hash -2077954547, now seen corresponding path program 1 times [2020-10-20 01:41:38,594 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:41:38,594 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239337775] [2020-10-20 01:41:38,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:41:38,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:41:38,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:41:38,759 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [239337775] [2020-10-20 01:41:38,759 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:41:38,759 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 01:41:38,759 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459451362] [2020-10-20 01:41:38,761 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:41:38,761 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:41:38,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:41:38,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:41:38,762 INFO L87 Difference]: Start difference. First operand 103 states and 147 transitions. Second operand 3 states. [2020-10-20 01:41:38,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:41:38,776 INFO L93 Difference]: Finished difference Result 103 states and 147 transitions. [2020-10-20 01:41:38,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:41:38,777 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-10-20 01:41:38,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:41:38,778 INFO L225 Difference]: With dead ends: 103 [2020-10-20 01:41:38,778 INFO L226 Difference]: Without dead ends: 45 [2020-10-20 01:41:38,779 INFO L677 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 [2020-10-20 01:41:38,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2020-10-20 01:41:38,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2020-10-20 01:41:38,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2020-10-20 01:41:38,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2020-10-20 01:41:38,786 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 17 [2020-10-20 01:41:38,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:41:38,786 INFO L481 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2020-10-20 01:41:38,787 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:41:38,787 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2020-10-20 01:41:38,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-20 01:41:38,788 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:41:38,788 INFO L422 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] [2020-10-20 01:41:38,788 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-20 01:41:38,788 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:41:38,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:41:38,789 INFO L82 PathProgramCache]: Analyzing trace with hash -471925062, now seen corresponding path program 1 times [2020-10-20 01:41:38,789 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:41:38,789 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134640978] [2020-10-20 01:41:38,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:41:38,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:41:38,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:41:38,951 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134640978] [2020-10-20 01:41:38,951 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:41:38,951 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:41:38,952 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201277726] [2020-10-20 01:41:38,952 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:41:38,952 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:41:38,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:41:38,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:41:38,953 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand 5 states. [2020-10-20 01:41:39,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:41:39,041 INFO L93 Difference]: Finished difference Result 107 states and 156 transitions. [2020-10-20 01:41:39,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 01:41:39,042 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2020-10-20 01:41:39,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:41:39,044 INFO L225 Difference]: With dead ends: 107 [2020-10-20 01:41:39,044 INFO L226 Difference]: Without dead ends: 68 [2020-10-20 01:41:39,045 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-20 01:41:39,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2020-10-20 01:41:39,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 64. [2020-10-20 01:41:39,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2020-10-20 01:41:39,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 93 transitions. [2020-10-20 01:41:39,058 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 93 transitions. Word has length 22 [2020-10-20 01:41:39,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:41:39,058 INFO L481 AbstractCegarLoop]: Abstraction has 64 states and 93 transitions. [2020-10-20 01:41:39,059 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:41:39,059 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2020-10-20 01:41:39,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-20 01:41:39,060 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:41:39,060 INFO L422 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] [2020-10-20 01:41:39,061 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-20 01:41:39,061 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:41:39,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:41:39,061 INFO L82 PathProgramCache]: Analyzing trace with hash -644490584, now seen corresponding path program 1 times [2020-10-20 01:41:39,062 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:41:39,062 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79529146] [2020-10-20 01:41:39,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:41:39,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:41:39,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:41:39,184 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79529146] [2020-10-20 01:41:39,184 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:41:39,184 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:41:39,185 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247027541] [2020-10-20 01:41:39,185 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:41:39,185 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:41:39,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:41:39,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:41:39,186 INFO L87 Difference]: Start difference. First operand 64 states and 93 transitions. Second operand 5 states. [2020-10-20 01:41:39,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:41:39,360 INFO L93 Difference]: Finished difference Result 309 states and 471 transitions. [2020-10-20 01:41:39,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-20 01:41:39,361 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-10-20 01:41:39,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:41:39,364 INFO L225 Difference]: With dead ends: 309 [2020-10-20 01:41:39,364 INFO L226 Difference]: Without dead ends: 251 [2020-10-20 01:41:39,365 INFO L677 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 [2020-10-20 01:41:39,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2020-10-20 01:41:39,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 116. [2020-10-20 01:41:39,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-10-20 01:41:39,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 169 transitions. [2020-10-20 01:41:39,387 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 169 transitions. Word has length 24 [2020-10-20 01:41:39,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:41:39,387 INFO L481 AbstractCegarLoop]: Abstraction has 116 states and 169 transitions. [2020-10-20 01:41:39,387 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:41:39,387 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 169 transitions. [2020-10-20 01:41:39,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-10-20 01:41:39,389 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:41:39,389 INFO L422 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] [2020-10-20 01:41:39,389 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-20 01:41:39,389 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:41:39,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:41:39,390 INFO L82 PathProgramCache]: Analyzing trace with hash -235423010, now seen corresponding path program 1 times [2020-10-20 01:41:39,390 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:41:39,390 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436568065] [2020-10-20 01:41:39,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:41:39,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:41:39,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:41:39,447 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436568065] [2020-10-20 01:41:39,447 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:41:39,447 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:41:39,448 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728849899] [2020-10-20 01:41:39,448 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:41:39,448 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:41:39,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:41:39,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:41:39,449 INFO L87 Difference]: Start difference. First operand 116 states and 169 transitions. Second operand 5 states. [2020-10-20 01:41:39,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:41:39,539 INFO L93 Difference]: Finished difference Result 312 states and 467 transitions. [2020-10-20 01:41:39,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-20 01:41:39,539 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2020-10-20 01:41:39,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:41:39,540 INFO L225 Difference]: With dead ends: 312 [2020-10-20 01:41:39,540 INFO L226 Difference]: Without dead ends: 0 [2020-10-20 01:41:39,542 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-20 01:41:39,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-20 01:41:39,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-20 01:41:39,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-20 01:41:39,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-20 01:41:39,543 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2020-10-20 01:41:39,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:41:39,543 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 01:41:39,543 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:41:39,543 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-20 01:41:39,544 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-20 01:41:39,544 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-20 01:41:39,546 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-20 01:41:39,882 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:41:39,882 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-20 01:41:39,882 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-20 01:41:39,882 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-10-20 01:41:39,883 INFO L270 CegarLoopResult]: At program point L499(lines 494 502) the Hoare annotation is: false [2020-10-20 01:41:39,883 INFO L270 CegarLoopResult]: At program point L499-1(lines 494 502) the Hoare annotation is: false [2020-10-20 01:41:39,883 INFO L274 CegarLoopResult]: For program point L433(lines 433 437) no Hoare annotation was computed. [2020-10-20 01:41:39,883 INFO L270 CegarLoopResult]: At program point L499-2(lines 494 502) the Hoare annotation is: false [2020-10-20 01:41:39,883 INFO L270 CegarLoopResult]: At program point L499-3(lines 494 502) the Hoare annotation is: false [2020-10-20 01:41:39,883 INFO L270 CegarLoopResult]: At program point L499-4(lines 494 502) the Hoare annotation is: false [2020-10-20 01:41:39,884 INFO L270 CegarLoopResult]: At program point L499-5(lines 494 502) the Hoare annotation is: false [2020-10-20 01:41:39,884 INFO L274 CegarLoopResult]: For program point L830(lines 830 834) no Hoare annotation was computed. [2020-10-20 01:41:39,884 INFO L274 CegarLoopResult]: For program point L830-2(lines 830 834) no Hoare annotation was computed. [2020-10-20 01:41:39,884 INFO L274 CegarLoopResult]: For program point L830-3(lines 830 834) no Hoare annotation was computed. [2020-10-20 01:41:39,884 INFO L274 CegarLoopResult]: For program point L830-5(lines 830 834) no Hoare annotation was computed. [2020-10-20 01:41:39,884 INFO L274 CegarLoopResult]: For program point L830-6(lines 830 834) no Hoare annotation was computed. [2020-10-20 01:41:39,884 INFO L274 CegarLoopResult]: For program point L830-8(lines 830 834) no Hoare annotation was computed. [2020-10-20 01:41:39,885 INFO L274 CegarLoopResult]: For program point L830-9(lines 830 834) no Hoare annotation was computed. [2020-10-20 01:41:39,885 INFO L274 CegarLoopResult]: For program point L830-11(lines 830 834) no Hoare annotation was computed. [2020-10-20 01:41:39,885 INFO L274 CegarLoopResult]: For program point L830-12(lines 830 834) no Hoare annotation was computed. [2020-10-20 01:41:39,885 INFO L274 CegarLoopResult]: For program point L830-14(lines 830 834) no Hoare annotation was computed. [2020-10-20 01:41:39,885 INFO L274 CegarLoopResult]: For program point L830-15(lines 830 834) no Hoare annotation was computed. [2020-10-20 01:41:39,885 INFO L274 CegarLoopResult]: For program point L830-17(lines 830 834) no Hoare annotation was computed. [2020-10-20 01:41:39,885 INFO L277 CegarLoopResult]: At program point L964(lines 945 967) the Hoare annotation is: true [2020-10-20 01:41:39,886 INFO L270 CegarLoopResult]: At program point L634(lines 583 635) the Hoare annotation is: false [2020-10-20 01:41:39,886 INFO L270 CegarLoopResult]: At program point L932(lines 928 934) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~9 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:41:39,886 INFO L270 CegarLoopResult]: At program point L537(lines 532 540) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:41:39,886 INFO L274 CegarLoopResult]: For program point L868(line 868) no Hoare annotation was computed. [2020-10-20 01:41:39,886 INFO L274 CegarLoopResult]: For program point L868-1(line 868) no Hoare annotation was computed. [2020-10-20 01:41:39,886 INFO L274 CegarLoopResult]: For program point L868-2(line 868) no Hoare annotation was computed. [2020-10-20 01:41:39,887 INFO L274 CegarLoopResult]: For program point L604(lines 604 610) no Hoare annotation was computed. [2020-10-20 01:41:39,887 INFO L270 CegarLoopResult]: At program point L604-1(lines 604 610) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~9 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:41:39,887 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:41:39,887 INFO L270 CegarLoopResult]: At program point L836(lines 821 839) the Hoare annotation is: false [2020-10-20 01:41:39,887 INFO L270 CegarLoopResult]: At program point L836-1(lines 821 839) the Hoare annotation is: false [2020-10-20 01:41:39,887 INFO L270 CegarLoopResult]: At program point L836-2(lines 821 839) the Hoare annotation is: false [2020-10-20 01:41:39,888 INFO L270 CegarLoopResult]: At program point L836-3(lines 821 839) the Hoare annotation is: false [2020-10-20 01:41:39,888 INFO L270 CegarLoopResult]: At program point L836-4(lines 821 839) the Hoare annotation is: false [2020-10-20 01:41:39,888 INFO L270 CegarLoopResult]: At program point L836-5(lines 821 839) the Hoare annotation is: false [2020-10-20 01:41:39,888 INFO L270 CegarLoopResult]: At program point L772(lines 765 775) the Hoare annotation is: false [2020-10-20 01:41:39,888 INFO L270 CegarLoopResult]: At program point L772-1(lines 765 775) the Hoare annotation is: false [2020-10-20 01:41:39,888 INFO L270 CegarLoopResult]: At program point L772-2(lines 765 775) the Hoare annotation is: false [2020-10-20 01:41:39,888 INFO L274 CegarLoopResult]: For program point L445(lines 445 449) no Hoare annotation was computed. [2020-10-20 01:41:39,889 INFO L274 CegarLoopResult]: For program point L711(lines 711 728) no Hoare annotation was computed. [2020-10-20 01:41:39,889 INFO L274 CegarLoopResult]: For program point L711-1(lines 711 728) no Hoare annotation was computed. [2020-10-20 01:41:39,889 INFO L274 CegarLoopResult]: For program point L711-2(lines 711 728) no Hoare annotation was computed. [2020-10-20 01:41:39,889 INFO L274 CegarLoopResult]: For program point L844(lines 844 850) no Hoare annotation was computed. [2020-10-20 01:41:39,889 INFO L270 CegarLoopResult]: At program point L844-1(lines 844 850) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~9 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:41:39,889 INFO L274 CegarLoopResult]: For program point L614(lines 614 629) no Hoare annotation was computed. [2020-10-20 01:41:39,889 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-20 01:41:39,890 INFO L270 CegarLoopResult]: At program point L781(lines 776 784) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~9 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:41:39,890 INFO L270 CegarLoopResult]: At program point L781-1(lines 776 784) the Hoare annotation is: false [2020-10-20 01:41:39,890 INFO L274 CegarLoopResult]: For program point L715(lines 715 723) no Hoare annotation was computed. [2020-10-20 01:41:39,890 INFO L270 CegarLoopResult]: At program point L781-2(lines 776 784) the Hoare annotation is: false [2020-10-20 01:41:39,890 INFO L274 CegarLoopResult]: For program point L715-1(lines 715 723) no Hoare annotation was computed. [2020-10-20 01:41:39,890 INFO L274 CegarLoopResult]: For program point L715-2(lines 715 723) no Hoare annotation was computed. [2020-10-20 01:41:39,890 INFO L274 CegarLoopResult]: For program point L585(lines 584 633) no Hoare annotation was computed. [2020-10-20 01:41:39,891 INFO L274 CegarLoopResult]: For program point L552(lines 552 565) no Hoare annotation was computed. [2020-10-20 01:41:39,891 INFO L270 CegarLoopResult]: At program point L552-1(lines 1 967) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~9 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:41:39,891 INFO L274 CegarLoopResult]: For program point L552-2(lines 552 565) no Hoare annotation was computed. [2020-10-20 01:41:39,891 INFO L270 CegarLoopResult]: At program point L552-3(lines 1 967) the Hoare annotation is: false [2020-10-20 01:41:39,891 INFO L274 CegarLoopResult]: For program point L552-4(lines 552 565) no Hoare annotation was computed. [2020-10-20 01:41:39,891 INFO L270 CegarLoopResult]: At program point L552-5(lines 1 967) the Hoare annotation is: false [2020-10-20 01:41:39,891 INFO L274 CegarLoopResult]: For program point L685(lines 685 702) no Hoare annotation was computed. [2020-10-20 01:41:39,892 INFO L274 CegarLoopResult]: For program point L685-1(lines 685 702) no Hoare annotation was computed. [2020-10-20 01:41:39,892 INFO L274 CegarLoopResult]: For program point L685-2(lines 685 702) no Hoare annotation was computed. [2020-10-20 01:41:39,892 INFO L274 CegarLoopResult]: For program point L586(lines 586 590) no Hoare annotation was computed. [2020-10-20 01:41:39,892 INFO L274 CegarLoopResult]: For program point L685-3(lines 685 702) no Hoare annotation was computed. [2020-10-20 01:41:39,892 INFO L274 CegarLoopResult]: For program point L685-4(lines 685 702) no Hoare annotation was computed. [2020-10-20 01:41:39,892 INFO L274 CegarLoopResult]: For program point L685-5(lines 685 702) no Hoare annotation was computed. [2020-10-20 01:41:39,892 INFO L274 CegarLoopResult]: For program point L421(lines 421 425) no Hoare annotation was computed. [2020-10-20 01:41:39,892 INFO L274 CegarLoopResult]: For program point L421-3(lines 421 425) no Hoare annotation was computed. [2020-10-20 01:41:39,893 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-20 01:41:39,893 INFO L274 CegarLoopResult]: For program point L421-6(lines 421 425) no Hoare annotation was computed. [2020-10-20 01:41:39,893 INFO L270 CegarLoopResult]: At program point L884-2(lines 884 898) the Hoare annotation is: false [2020-10-20 01:41:39,893 INFO L270 CegarLoopResult]: At program point L653(lines 652 671) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~9 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:41:39,893 INFO L274 CegarLoopResult]: For program point L653-1(lines 653 659) no Hoare annotation was computed. [2020-10-20 01:41:39,893 INFO L270 CegarLoopResult]: At program point L653-2(lines 652 671) the Hoare annotation is: false [2020-10-20 01:41:39,894 INFO L270 CegarLoopResult]: At program point L653-3(lines 652 671) the Hoare annotation is: false [2020-10-20 01:41:39,894 INFO L274 CegarLoopResult]: For program point L885(line 885) no Hoare annotation was computed. [2020-10-20 01:41:39,894 INFO L274 CegarLoopResult]: For program point L622(lines 622 628) no Hoare annotation was computed. [2020-10-20 01:41:39,894 INFO L270 CegarLoopResult]: At program point L622-1(lines 653 659) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~9 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:41:39,894 INFO L274 CegarLoopResult]: For program point L556(lines 556 562) no Hoare annotation was computed. [2020-10-20 01:41:39,894 INFO L274 CegarLoopResult]: For program point L556-2(lines 556 562) no Hoare annotation was computed. [2020-10-20 01:41:39,894 INFO L274 CegarLoopResult]: For program point L556-4(lines 556 562) no Hoare annotation was computed. [2020-10-20 01:41:39,894 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-20 01:41:39,895 INFO L274 CegarLoopResult]: For program point L689(lines 689 697) no Hoare annotation was computed. [2020-10-20 01:41:39,895 INFO L274 CegarLoopResult]: For program point L689-1(lines 689 697) no Hoare annotation was computed. [2020-10-20 01:41:39,895 INFO L274 CegarLoopResult]: For program point L689-2(lines 689 697) no Hoare annotation was computed. [2020-10-20 01:41:39,895 INFO L274 CegarLoopResult]: For program point L689-3(lines 689 697) no Hoare annotation was computed. [2020-10-20 01:41:39,895 INFO L274 CegarLoopResult]: For program point L689-4(lines 689 697) no Hoare annotation was computed. [2020-10-20 01:41:39,895 INFO L274 CegarLoopResult]: For program point L689-5(lines 689 697) no Hoare annotation was computed. [2020-10-20 01:41:39,895 INFO L270 CegarLoopResult]: At program point L458(lines 453 461) the Hoare annotation is: false [2020-10-20 01:41:39,896 INFO L270 CegarLoopResult]: At program point L458-1(lines 453 461) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~9 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:41:39,896 INFO L270 CegarLoopResult]: At program point L458-2(lines 453 461) the Hoare annotation is: false [2020-10-20 01:41:39,896 INFO L270 CegarLoopResult]: At program point L458-3(lines 453 461) the Hoare annotation is: false [2020-10-20 01:41:39,896 INFO L270 CegarLoopResult]: At program point L458-4(lines 453 461) the Hoare annotation is: false [2020-10-20 01:41:39,896 INFO L270 CegarLoopResult]: At program point L458-5(lines 453 461) the Hoare annotation is: false [2020-10-20 01:41:39,896 INFO L274 CegarLoopResult]: For program point L888(lines 888 892) no Hoare annotation was computed. [2020-10-20 01:41:39,897 INFO L274 CegarLoopResult]: For program point L888-1(lines 653 659) no Hoare annotation was computed. [2020-10-20 01:41:39,897 INFO L274 CegarLoopResult]: For program point L955(lines 955 962) no Hoare annotation was computed. [2020-10-20 01:41:39,897 INFO L277 CegarLoopResult]: At program point L955-1(lines 955 962) the Hoare annotation is: true [2020-10-20 01:41:39,897 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-20 01:41:39,897 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:41:39,897 INFO L270 CegarLoopResult]: At program point L660(lines 660 666) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~9 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:41:39,898 INFO L270 CegarLoopResult]: At program point L660-1(lines 660 666) the Hoare annotation is: false [2020-10-20 01:41:39,898 INFO L274 CegarLoopResult]: For program point L594(lines 594 600) no Hoare annotation was computed. [2020-10-20 01:41:39,898 INFO L270 CegarLoopResult]: At program point L660-2(lines 660 666) the Hoare annotation is: false [2020-10-20 01:41:39,898 INFO L270 CegarLoopResult]: At program point L594-1(lines 594 600) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~9 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:41:39,898 INFO L270 CegarLoopResult]: At program point L529(lines 1 967) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2020-10-20 01:41:39,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 01:41:39 BoogieIcfgContainer [2020-10-20 01:41:39,922 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 01:41:39,922 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 01:41:39,922 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 01:41:39,922 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 01:41:39,923 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:41:38" (3/4) ... [2020-10-20 01:41:39,927 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-20 01:41:39,945 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-10-20 01:41:39,946 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-10-20 01:41:39,947 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-10-20 01:41:39,948 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-20 01:41:39,949 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-20 01:41:39,950 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:41:39,951 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:41:39,998 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((methaneLevelCritical == 0 && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2020-10-20 01:41:39,998 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2020-10-20 01:41:39,998 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:41:39,999 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:41:39,999 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:41:40,000 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:41:40,000 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:41:40,001 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:41:40,001 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:41:40,002 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:41:40,003 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-10-20 01:41:40,094 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 01:41:40,094 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 01:41:40,097 INFO L168 Benchmark]: Toolchain (without parser) took 3802.61 ms. Allocated memory was 39.8 MB in the beginning and 57.7 MB in the end (delta: 17.8 MB). Free memory was 16.3 MB in the beginning and 27.0 MB in the end (delta: -10.7 MB). Peak memory consumption was 23.8 MB. Max. memory is 14.3 GB. [2020-10-20 01:41:40,097 INFO L168 Benchmark]: CDTParser took 0.81 ms. Allocated memory is still 30.9 MB. Free memory was 17.1 MB in the beginning and 17.1 MB in the end (delta: 3.1 kB). Peak memory consumption was 3.1 kB. Max. memory is 14.3 GB. [2020-10-20 01:41:40,098 INFO L168 Benchmark]: CACSL2BoogieTranslator took 633.64 ms. Allocated memory was 39.8 MB in the beginning and 42.5 MB in the end (delta: 2.6 MB). Free memory was 15.4 MB in the beginning and 16.9 MB in the end (delta: -1.5 MB). Peak memory consumption was 5.4 MB. Max. memory is 14.3 GB. [2020-10-20 01:41:40,098 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.68 ms. Allocated memory is still 42.5 MB. Free memory was 16.9 MB in the beginning and 13.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 14.3 GB. [2020-10-20 01:41:40,099 INFO L168 Benchmark]: Boogie Preprocessor took 92.76 ms. Allocated memory is still 42.5 MB. Free memory was 13.1 MB in the beginning and 24.6 MB in the end (delta: -11.5 MB). Peak memory consumption was 2.0 MB. Max. memory is 14.3 GB. [2020-10-20 01:41:40,099 INFO L168 Benchmark]: RCFGBuilder took 979.17 ms. Allocated memory was 42.5 MB in the beginning and 46.1 MB in the end (delta: 3.7 MB). Free memory was 24.6 MB in the beginning and 11.1 MB in the end (delta: 13.4 MB). Peak memory consumption was 17.9 MB. Max. memory is 14.3 GB. [2020-10-20 01:41:40,100 INFO L168 Benchmark]: TraceAbstraction took 1830.41 ms. Allocated memory was 46.1 MB in the beginning and 57.7 MB in the end (delta: 11.5 MB). Free memory was 10.8 MB in the beginning and 12.8 MB in the end (delta: -2.0 MB). Peak memory consumption was 9.7 MB. Max. memory is 14.3 GB. [2020-10-20 01:41:40,100 INFO L168 Benchmark]: Witness Printer took 172.60 ms. Allocated memory is still 57.7 MB. Free memory was 12.8 MB in the beginning and 27.0 MB in the end (delta: -14.2 MB). Peak memory consumption was 2.4 MB. Max. memory is 14.3 GB. [2020-10-20 01:41:40,103 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.81 ms. Allocated memory is still 30.9 MB. Free memory was 17.1 MB in the beginning and 17.1 MB in the end (delta: 3.1 kB). Peak memory consumption was 3.1 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 633.64 ms. Allocated memory was 39.8 MB in the beginning and 42.5 MB in the end (delta: 2.6 MB). Free memory was 15.4 MB in the beginning and 16.9 MB in the end (delta: -1.5 MB). Peak memory consumption was 5.4 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 79.68 ms. Allocated memory is still 42.5 MB. Free memory was 16.9 MB in the beginning and 13.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 92.76 ms. Allocated memory is still 42.5 MB. Free memory was 13.1 MB in the beginning and 24.6 MB in the end (delta: -11.5 MB). Peak memory consumption was 2.0 MB. Max. memory is 14.3 GB. * RCFGBuilder took 979.17 ms. Allocated memory was 42.5 MB in the beginning and 46.1 MB in the end (delta: 3.7 MB). Free memory was 24.6 MB in the beginning and 11.1 MB in the end (delta: 13.4 MB). Peak memory consumption was 17.9 MB. Max. memory is 14.3 GB. * TraceAbstraction took 1830.41 ms. Allocated memory was 46.1 MB in the beginning and 57.7 MB in the end (delta: 11.5 MB). Free memory was 10.8 MB in the beginning and 12.8 MB in the end (delta: -2.0 MB). Peak memory consumption was 9.7 MB. Max. memory is 14.3 GB. * Witness Printer took 172.60 ms. Allocated memory is still 57.7 MB. Free memory was 12.8 MB in the beginning and 27.0 MB in the end (delta: -14.2 MB). Peak memory consumption was 2.4 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: 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: 928]: Loop Invariant Derived loop invariant: (((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0 && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 844]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 594]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 945]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 653]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 652]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: (((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 652]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 652]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 884]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0 && !(0 == systemActive)) && pumpRunning == 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 604]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 110 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 432 SDtfs, 632 SDslu, 396 SDs, 0 SdLazy, 68 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=116occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 139 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 130 NumberOfFragments, 194 HoareAnnotationTreeSize, 44 FomulaSimplifications, 4120 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 44 FomulaSimplificationsInter, 72 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 4325 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...