./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product14.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3c81d6e7-0e2d-428e-ba2d-796cca5fc3a0/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3c81d6e7-0e2d-428e-ba2d-796cca5fc3a0/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3c81d6e7-0e2d-428e-ba2d-796cca5fc3a0/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3c81d6e7-0e2d-428e-ba2d-796cca5fc3a0/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product14.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_3c81d6e7-0e2d-428e-ba2d-796cca5fc3a0/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3c81d6e7-0e2d-428e-ba2d-796cca5fc3a0/bin/uautomizer --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 fcba36a5b2d5f8ed8569acfd585c94c35f71edae ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:18:25,222 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:18:25,232 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:18:25,303 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:18:25,303 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:18:25,305 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:18:25,307 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:18:25,310 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:18:25,312 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:18:25,313 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:18:25,314 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:18:25,315 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:18:25,316 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:18:25,321 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:18:25,322 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:18:25,323 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:18:25,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:18:25,329 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:18:25,332 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:18:25,341 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:18:25,347 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:18:25,349 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:18:25,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:18:25,354 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:18:25,357 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:18:25,360 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:18:25,360 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:18:25,362 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:18:25,363 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:18:25,368 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:18:25,371 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:18:25,372 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:18:25,374 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:18:25,376 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:18:25,379 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:18:25,379 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:18:25,380 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:18:25,381 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:18:25,381 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:18:25,382 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:18:25,383 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:18:25,386 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3c81d6e7-0e2d-428e-ba2d-796cca5fc3a0/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-28 03:18:25,430 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:18:25,430 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:18:25,431 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:18:25,432 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:18:25,432 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:18:25,432 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:18:25,433 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 03:18:25,433 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:18:25,433 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 03:18:25,433 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:18:25,434 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:18:25,434 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:18:25,434 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:18:25,434 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 03:18:25,435 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:18:25,435 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:18:25,435 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:18:25,435 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:18:25,436 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:18:25,436 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:18:25,436 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:18:25,436 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:18:25,437 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:18:25,437 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:18:25,437 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:18:25,437 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:18:25,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:18:25,438 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:18:25,438 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:18:25,438 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_3c81d6e7-0e2d-428e-ba2d-796cca5fc3a0/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3c81d6e7-0e2d-428e-ba2d-796cca5fc3a0/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcba36a5b2d5f8ed8569acfd585c94c35f71edae [2020-11-28 03:18:25,694 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:18:25,738 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:18:25,742 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:18:25,744 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:18:25,746 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:18:25,747 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3c81d6e7-0e2d-428e-ba2d-796cca5fc3a0/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product14.cil.c [2020-11-28 03:18:25,829 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3c81d6e7-0e2d-428e-ba2d-796cca5fc3a0/bin/uautomizer/data/b9764bc55/d13c7f2c408e4a74bffbbc28fc973477/FLAG05d813062 [2020-11-28 03:18:26,531 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:18:26,532 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3c81d6e7-0e2d-428e-ba2d-796cca5fc3a0/sv-benchmarks/c/product-lines/minepump_spec1_product14.cil.c [2020-11-28 03:18:26,546 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3c81d6e7-0e2d-428e-ba2d-796cca5fc3a0/bin/uautomizer/data/b9764bc55/d13c7f2c408e4a74bffbbc28fc973477/FLAG05d813062 [2020-11-28 03:18:26,793 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3c81d6e7-0e2d-428e-ba2d-796cca5fc3a0/bin/uautomizer/data/b9764bc55/d13c7f2c408e4a74bffbbc28fc973477 [2020-11-28 03:18:26,796 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:18:26,798 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:18:26,803 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:18:26,803 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:18:26,806 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:18:26,808 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:18:26" (1/1) ... [2020-11-28 03:18:26,811 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5918d2da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:26, skipping insertion in model container [2020-11-28 03:18:26,811 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:18:26" (1/1) ... [2020-11-28 03:18:26,819 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:18:26,896 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:18:27,304 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:18:27,313 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 03:18:27,392 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 03:18:27,427 INFO L208 MainTranslator]: Completed translation [2020-11-28 03:18:27,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:27 WrapperNode [2020-11-28 03:18:27,428 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:18:27,430 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 03:18:27,430 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 03:18:27,430 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 03:18:27,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:27" (1/1) ... [2020-11-28 03:18:27,456 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:27" (1/1) ... [2020-11-28 03:18:27,491 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 03:18:27,492 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 03:18:27,493 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 03:18:27,493 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 03:18:27,503 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:27" (1/1) ... [2020-11-28 03:18:27,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:27" (1/1) ... [2020-11-28 03:18:27,508 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:27" (1/1) ... [2020-11-28 03:18:27,508 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:27" (1/1) ... [2020-11-28 03:18:27,519 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:27" (1/1) ... [2020-11-28 03:18:27,526 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:27" (1/1) ... [2020-11-28 03:18:27,530 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:27" (1/1) ... [2020-11-28 03:18:27,535 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 03:18:27,536 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 03:18:27,537 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 03:18:27,537 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 03:18:27,538 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3c81d6e7-0e2d-428e-ba2d-796cca5fc3a0/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 [2020-11-28 03:18:27,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 03:18:27,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 03:18:27,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 03:18:27,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 03:18:28,697 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 03:18:28,697 INFO L298 CfgBuilder]: Removed 104 assume(true) statements. [2020-11-28 03:18:28,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:18:28 BoogieIcfgContainer [2020-11-28 03:18:28,699 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 03:18:28,701 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 03:18:28,701 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 03:18:28,705 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 03:18:28,705 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:18:26" (1/3) ... [2020-11-28 03:18:28,706 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d57c128 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:18:28, skipping insertion in model container [2020-11-28 03:18:28,706 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:18:27" (2/3) ... [2020-11-28 03:18:28,707 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d57c128 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:18:28, skipping insertion in model container [2020-11-28 03:18:28,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:18:28" (3/3) ... [2020-11-28 03:18:28,709 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product14.cil.c [2020-11-28 03:18:28,721 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 03:18:28,727 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-28 03:18:28,741 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-28 03:18:28,770 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 03:18:28,770 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 03:18:28,771 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 03:18:28,771 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 03:18:28,771 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 03:18:28,771 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 03:18:28,771 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 03:18:28,771 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 03:18:28,789 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states. [2020-11-28 03:18:28,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-28 03:18:28,796 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:28,797 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:18:28,797 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:28,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:28,804 INFO L82 PathProgramCache]: Analyzing trace with hash -1934504515, now seen corresponding path program 1 times [2020-11-28 03:18:28,814 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:28,815 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57435970] [2020-11-28 03:18:28,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:28,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:29,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:18:29,143 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57435970] [2020-11-28 03:18:29,149 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:29,149 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 03:18:29,151 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651191917] [2020-11-28 03:18:29,155 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-28 03:18:29,156 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:29,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-28 03:18:29,177 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-28 03:18:29,179 INFO L87 Difference]: Start difference. First operand 72 states. Second operand 2 states. [2020-11-28 03:18:29,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:29,204 INFO L93 Difference]: Finished difference Result 135 states and 200 transitions. [2020-11-28 03:18:29,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-28 03:18:29,206 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-11-28 03:18:29,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:29,217 INFO L225 Difference]: With dead ends: 135 [2020-11-28 03:18:29,217 INFO L226 Difference]: Without dead ends: 65 [2020-11-28 03:18:29,221 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 [2020-11-28 03:18:29,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2020-11-28 03:18:29,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2020-11-28 03:18:29,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2020-11-28 03:18:29,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 90 transitions. [2020-11-28 03:18:29,262 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 90 transitions. Word has length 16 [2020-11-28 03:18:29,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:29,262 INFO L481 AbstractCegarLoop]: Abstraction has 65 states and 90 transitions. [2020-11-28 03:18:29,262 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-28 03:18:29,262 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2020-11-28 03:18:29,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 03:18:29,264 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:29,264 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 03:18:29,264 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-28 03:18:29,264 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:29,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:29,265 INFO L82 PathProgramCache]: Analyzing trace with hash 1313705884, now seen corresponding path program 1 times [2020-11-28 03:18:29,266 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:29,266 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321782837] [2020-11-28 03:18:29,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:29,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:29,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:18:29,382 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1321782837] [2020-11-28 03:18:29,382 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:29,382 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 03:18:29,382 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665845743] [2020-11-28 03:18:29,383 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 03:18:29,384 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:29,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 03:18:29,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 03:18:29,385 INFO L87 Difference]: Start difference. First operand 65 states and 90 transitions. Second operand 3 states. [2020-11-28 03:18:29,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:29,413 INFO L93 Difference]: Finished difference Result 65 states and 90 transitions. [2020-11-28 03:18:29,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 03:18:29,414 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-11-28 03:18:29,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:29,416 INFO L225 Difference]: With dead ends: 65 [2020-11-28 03:18:29,417 INFO L226 Difference]: Without dead ends: 31 [2020-11-28 03:18:29,418 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 [2020-11-28 03:18:29,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2020-11-28 03:18:29,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2020-11-28 03:18:29,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2020-11-28 03:18:29,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 43 transitions. [2020-11-28 03:18:29,432 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 43 transitions. Word has length 17 [2020-11-28 03:18:29,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:29,433 INFO L481 AbstractCegarLoop]: Abstraction has 31 states and 43 transitions. [2020-11-28 03:18:29,433 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 03:18:29,434 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2020-11-28 03:18:29,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-28 03:18:29,435 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:29,435 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] [2020-11-28 03:18:29,436 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-28 03:18:29,436 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:29,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:29,438 INFO L82 PathProgramCache]: Analyzing trace with hash 914910598, now seen corresponding path program 1 times [2020-11-28 03:18:29,439 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:29,440 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823671372] [2020-11-28 03:18:29,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:29,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:29,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:18:29,630 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823671372] [2020-11-28 03:18:29,630 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:29,630 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 03:18:29,631 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296098149] [2020-11-28 03:18:29,631 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:18:29,631 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:29,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:18:29,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:18:29,633 INFO L87 Difference]: Start difference. First operand 31 states and 43 transitions. Second operand 5 states. [2020-11-28 03:18:29,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:29,704 INFO L93 Difference]: Finished difference Result 56 states and 80 transitions. [2020-11-28 03:18:29,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 03:18:29,705 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2020-11-28 03:18:29,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:29,707 INFO L225 Difference]: With dead ends: 56 [2020-11-28 03:18:29,708 INFO L226 Difference]: Without dead ends: 31 [2020-11-28 03:18:29,709 INFO L677 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 [2020-11-28 03:18:29,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2020-11-28 03:18:29,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2020-11-28 03:18:29,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2020-11-28 03:18:29,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 42 transitions. [2020-11-28 03:18:29,723 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 42 transitions. Word has length 22 [2020-11-28 03:18:29,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:29,724 INFO L481 AbstractCegarLoop]: Abstraction has 31 states and 42 transitions. [2020-11-28 03:18:29,724 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:18:29,725 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions. [2020-11-28 03:18:29,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-28 03:18:29,726 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:29,726 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] [2020-11-28 03:18:29,727 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-28 03:18:29,727 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:29,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:29,730 INFO L82 PathProgramCache]: Analyzing trace with hash 927653314, now seen corresponding path program 1 times [2020-11-28 03:18:29,730 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:29,730 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746145842] [2020-11-28 03:18:29,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:29,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:29,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:18:29,896 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [746145842] [2020-11-28 03:18:29,897 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:29,897 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 03:18:29,897 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117382073] [2020-11-28 03:18:29,897 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:18:29,898 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:29,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:18:29,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:18:29,899 INFO L87 Difference]: Start difference. First operand 31 states and 42 transitions. Second operand 5 states. [2020-11-28 03:18:30,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:30,072 INFO L93 Difference]: Finished difference Result 132 states and 195 transitions. [2020-11-28 03:18:30,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-28 03:18:30,079 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2020-11-28 03:18:30,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:30,081 INFO L225 Difference]: With dead ends: 132 [2020-11-28 03:18:30,081 INFO L226 Difference]: Without dead ends: 107 [2020-11-28 03:18:30,082 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 [2020-11-28 03:18:30,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2020-11-28 03:18:30,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 52. [2020-11-28 03:18:30,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2020-11-28 03:18:30,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 72 transitions. [2020-11-28 03:18:30,100 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 72 transitions. Word has length 23 [2020-11-28 03:18:30,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:30,100 INFO L481 AbstractCegarLoop]: Abstraction has 52 states and 72 transitions. [2020-11-28 03:18:30,101 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:18:30,101 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 72 transitions. [2020-11-28 03:18:30,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 03:18:30,103 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 03:18:30,103 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] [2020-11-28 03:18:30,103 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-28 03:18:30,104 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 03:18:30,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 03:18:30,104 INFO L82 PathProgramCache]: Analyzing trace with hash -1414455604, now seen corresponding path program 1 times [2020-11-28 03:18:30,105 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 03:18:30,105 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275170400] [2020-11-28 03:18:30,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 03:18:30,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 03:18:30,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 03:18:30,221 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275170400] [2020-11-28 03:18:30,221 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 03:18:30,221 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 03:18:30,221 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462960604] [2020-11-28 03:18:30,222 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 03:18:30,222 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 03:18:30,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 03:18:30,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 03:18:30,223 INFO L87 Difference]: Start difference. First operand 52 states and 72 transitions. Second operand 5 states. [2020-11-28 03:18:30,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 03:18:30,291 INFO L93 Difference]: Finished difference Result 144 states and 209 transitions. [2020-11-28 03:18:30,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 03:18:30,291 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-11-28 03:18:30,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 03:18:30,292 INFO L225 Difference]: With dead ends: 144 [2020-11-28 03:18:30,292 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 03:18:30,293 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 [2020-11-28 03:18:30,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 03:18:30,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 03:18:30,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 03:18:30,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 03:18:30,294 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2020-11-28 03:18:30,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 03:18:30,294 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 03:18:30,294 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 03:18:30,294 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 03:18:30,294 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 03:18:30,294 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-28 03:18:30,296 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 03:18:30,667 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:18:30,667 INFO L270 CegarLoopResult]: At program point L812(lines 807 815) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 03:18:30,667 INFO L270 CegarLoopResult]: At program point L812-1(lines 807 815) the Hoare annotation is: false [2020-11-28 03:18:30,667 INFO L274 CegarLoopResult]: For program point L746(lines 746 754) no Hoare annotation was computed. [2020-11-28 03:18:30,668 INFO L270 CegarLoopResult]: At program point L812-2(lines 807 815) the Hoare annotation is: false [2020-11-28 03:18:30,668 INFO L274 CegarLoopResult]: For program point L746-1(lines 746 754) no Hoare annotation was computed. [2020-11-28 03:18:30,668 INFO L274 CegarLoopResult]: For program point L680(lines 680 684) no Hoare annotation was computed. [2020-11-28 03:18:30,668 INFO L274 CegarLoopResult]: For program point L746-2(lines 746 754) no Hoare annotation was computed. [2020-11-28 03:18:30,668 INFO L270 CegarLoopResult]: At program point L680-2(lines 710 716) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 03:18:30,668 INFO L274 CegarLoopResult]: For program point L548(lines 548 552) no Hoare annotation was computed. [2020-11-28 03:18:30,668 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-28 03:18:30,668 INFO L274 CegarLoopResult]: For program point L548-1(lines 710 716) no Hoare annotation was computed. [2020-11-28 03:18:30,668 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-28 03:18:30,669 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-28 03:18:30,669 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 03:18:30,669 INFO L274 CegarLoopResult]: For program point L54(lines 54 58) no Hoare annotation was computed. [2020-11-28 03:18:30,669 INFO L274 CegarLoopResult]: For program point L54-3(lines 54 58) no Hoare annotation was computed. [2020-11-28 03:18:30,669 INFO L274 CegarLoopResult]: For program point L54-6(lines 54 58) no Hoare annotation was computed. [2020-11-28 03:18:30,669 INFO L274 CegarLoopResult]: For program point L617(lines 617 624) no Hoare annotation was computed. [2020-11-28 03:18:30,669 INFO L277 CegarLoopResult]: At program point L617-1(lines 617 624) the Hoare annotation is: true [2020-11-28 03:18:30,669 INFO L270 CegarLoopResult]: At program point L717(lines 717 723) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 03:18:30,670 INFO L270 CegarLoopResult]: At program point L717-1(lines 717 723) the Hoare annotation is: false [2020-11-28 03:18:30,670 INFO L270 CegarLoopResult]: At program point L717-2(lines 717 723) the Hoare annotation is: false [2020-11-28 03:18:30,670 INFO L270 CegarLoopResult]: At program point L519(lines 1 895) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2020-11-28 03:18:30,670 INFO L274 CegarLoopResult]: For program point L652(lines 652 658) no Hoare annotation was computed. [2020-11-28 03:18:30,670 INFO L270 CegarLoopResult]: At program point L652-1(lines 652 658) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 03:18:30,670 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 03:18:30,670 INFO L270 CegarLoopResult]: At program point L91(lines 86 94) the Hoare annotation is: false [2020-11-28 03:18:30,671 INFO L270 CegarLoopResult]: At program point L91-1(lines 86 94) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 03:18:30,671 INFO L270 CegarLoopResult]: At program point L91-2(lines 86 94) the Hoare annotation is: false [2020-11-28 03:18:30,671 INFO L270 CegarLoopResult]: At program point L91-3(lines 86 94) the Hoare annotation is: false [2020-11-28 03:18:30,671 INFO L270 CegarLoopResult]: At program point L91-4(lines 86 94) the Hoare annotation is: false [2020-11-28 03:18:30,671 INFO L270 CegarLoopResult]: At program point L91-5(lines 86 94) the Hoare annotation is: false [2020-11-28 03:18:30,671 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:18:30,671 INFO L270 CegarLoopResult]: At program point L803(lines 796 806) the Hoare annotation is: false [2020-11-28 03:18:30,671 INFO L270 CegarLoopResult]: At program point L803-1(lines 796 806) the Hoare annotation is: false [2020-11-28 03:18:30,672 INFO L270 CegarLoopResult]: At program point L803-2(lines 796 806) the Hoare annotation is: false [2020-11-28 03:18:30,672 INFO L274 CegarLoopResult]: For program point L870(lines 870 883) no Hoare annotation was computed. [2020-11-28 03:18:30,672 INFO L270 CegarLoopResult]: At program point L870-1(lines 1 895) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 03:18:30,672 INFO L274 CegarLoopResult]: For program point L870-2(lines 870 883) no Hoare annotation was computed. [2020-11-28 03:18:30,672 INFO L270 CegarLoopResult]: At program point L870-3(lines 1 895) the Hoare annotation is: false [2020-11-28 03:18:30,672 INFO L274 CegarLoopResult]: For program point L870-4(lines 870 883) no Hoare annotation was computed. [2020-11-28 03:18:30,672 INFO L270 CegarLoopResult]: At program point L870-5(lines 1 895) the Hoare annotation is: false [2020-11-28 03:18:30,672 INFO L274 CegarLoopResult]: For program point L672(lines 672 685) no Hoare annotation was computed. [2020-11-28 03:18:30,673 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-28 03:18:30,673 INFO L274 CegarLoopResult]: For program point L78(lines 78 82) no Hoare annotation was computed. [2020-11-28 03:18:30,673 INFO L270 CegarLoopResult]: At program point L690(lines 641 691) the Hoare annotation is: false [2020-11-28 03:18:30,673 INFO L277 CegarLoopResult]: At program point L626(lines 607 629) the Hoare annotation is: true [2020-11-28 03:18:30,673 INFO L270 CegarLoopResult]: At program point L593(lines 589 595) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 03:18:30,673 INFO L270 CegarLoopResult]: At program point L527(lines 522 530) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 03:18:30,673 INFO L274 CegarLoopResult]: For program point L874(lines 874 880) no Hoare annotation was computed. [2020-11-28 03:18:30,674 INFO L274 CegarLoopResult]: For program point L874-2(lines 874 880) no Hoare annotation was computed. [2020-11-28 03:18:30,674 INFO L274 CegarLoopResult]: For program point L742(lines 742 759) no Hoare annotation was computed. [2020-11-28 03:18:30,674 INFO L274 CegarLoopResult]: For program point L874-4(lines 874 880) no Hoare annotation was computed. [2020-11-28 03:18:30,674 INFO L274 CegarLoopResult]: For program point L742-1(lines 742 759) no Hoare annotation was computed. [2020-11-28 03:18:30,674 INFO L274 CegarLoopResult]: For program point L742-2(lines 742 759) no Hoare annotation was computed. [2020-11-28 03:18:30,674 INFO L274 CegarLoopResult]: For program point L643(lines 642 689) no Hoare annotation was computed. [2020-11-28 03:18:30,674 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-28 03:18:30,674 INFO L270 CegarLoopResult]: At program point L544-2(lines 544 558) the Hoare annotation is: false [2020-11-28 03:18:30,675 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-28 03:18:30,675 INFO L270 CegarLoopResult]: At program point L710(lines 709 728) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 03:18:30,675 INFO L274 CegarLoopResult]: For program point L710-1(lines 710 716) no Hoare annotation was computed. [2020-11-28 03:18:30,675 INFO L274 CegarLoopResult]: For program point L644(lines 644 648) no Hoare annotation was computed. [2020-11-28 03:18:30,675 INFO L270 CegarLoopResult]: At program point L710-2(lines 709 728) the Hoare annotation is: false [2020-11-28 03:18:30,675 INFO L270 CegarLoopResult]: At program point L710-3(lines 709 728) the Hoare annotation is: false [2020-11-28 03:18:30,675 INFO L274 CegarLoopResult]: For program point L66(lines 66 70) no Hoare annotation was computed. [2020-11-28 03:18:30,675 INFO L274 CegarLoopResult]: For program point L545(line 545) no Hoare annotation was computed. [2020-11-28 03:18:30,676 INFO L274 CegarLoopResult]: For program point L892(line 892) no Hoare annotation was computed. [2020-11-28 03:18:30,676 INFO L274 CegarLoopResult]: For program point L892-1(line 892) no Hoare annotation was computed. [2020-11-28 03:18:30,676 INFO L274 CegarLoopResult]: For program point L892-2(line 892) no Hoare annotation was computed. [2020-11-28 03:18:30,676 INFO L274 CegarLoopResult]: For program point L662(lines 662 668) no Hoare annotation was computed. [2020-11-28 03:18:30,676 INFO L270 CegarLoopResult]: At program point L662-1(lines 662 668) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~3 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-11-28 03:18:30,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:18:30 BoogieIcfgContainer [2020-11-28 03:18:30,700 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 03:18:30,701 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 03:18:30,701 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 03:18:30,701 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 03:18:30,702 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:18:28" (3/4) ... [2020-11-28 03:18:30,705 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 03:18:30,722 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-28 03:18:30,723 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-28 03:18:30,724 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-28 03:18:30,725 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-28 03:18:30,725 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-28 03:18:30,726 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:18:30,727 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 03:18:30,751 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((methaneLevelCritical == 0 && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2020-11-28 03:18:30,751 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2020-11-28 03:18:30,751 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-11-28 03:18:30,752 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-11-28 03:18:30,753 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-11-28 03:18:30,753 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-11-28 03:18:30,753 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-11-28 03:18:30,754 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-11-28 03:18:30,755 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-11-28 03:18:30,756 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2020-11-28 03:18:30,850 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_3c81d6e7-0e2d-428e-ba2d-796cca5fc3a0/bin/uautomizer/witness.graphml [2020-11-28 03:18:30,850 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 03:18:30,852 INFO L168 Benchmark]: Toolchain (without parser) took 4053.69 ms. Allocated memory was 100.7 MB in the beginning and 136.3 MB in the end (delta: 35.7 MB). Free memory was 47.5 MB in the beginning and 91.2 MB in the end (delta: -43.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:18:30,853 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 100.7 MB. Free memory is still 64.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:18:30,854 INFO L168 Benchmark]: CACSL2BoogieTranslator took 626.20 ms. Allocated memory was 100.7 MB in the beginning and 136.3 MB in the end (delta: 35.7 MB). Free memory was 47.3 MB in the beginning and 105.0 MB in the end (delta: -57.7 MB). Peak memory consumption was 21.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:18:30,854 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.15 ms. Allocated memory is still 136.3 MB. Free memory was 105.0 MB in the beginning and 102.1 MB in the end (delta: 2.9 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:18:30,855 INFO L168 Benchmark]: Boogie Preprocessor took 43.10 ms. Allocated memory is still 136.3 MB. Free memory was 102.0 MB in the beginning and 99.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:18:30,855 INFO L168 Benchmark]: RCFGBuilder took 1163.04 ms. Allocated memory is still 136.3 MB. Free memory was 99.8 MB in the beginning and 98.1 MB in the end (delta: 1.7 MB). Peak memory consumption was 43.4 MB. Max. memory is 16.1 GB. [2020-11-28 03:18:30,856 INFO L168 Benchmark]: TraceAbstraction took 1999.10 ms. Allocated memory is still 136.3 MB. Free memory was 97.5 MB in the beginning and 97.5 MB in the end (delta: -34.4 kB). Peak memory consumption was 56.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:18:30,856 INFO L168 Benchmark]: Witness Printer took 149.84 ms. Allocated memory is still 136.3 MB. Free memory was 97.5 MB in the beginning and 91.2 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-28 03:18:30,858 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 100.7 MB. Free memory is still 64.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 626.20 ms. Allocated memory was 100.7 MB in the beginning and 136.3 MB in the end (delta: 35.7 MB). Free memory was 47.3 MB in the beginning and 105.0 MB in the end (delta: -57.7 MB). Peak memory consumption was 21.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 62.15 ms. Allocated memory is still 136.3 MB. Free memory was 105.0 MB in the beginning and 102.1 MB in the end (delta: 2.9 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 43.10 ms. Allocated memory is still 136.3 MB. Free memory was 102.0 MB in the beginning and 99.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1163.04 ms. Allocated memory is still 136.3 MB. Free memory was 99.8 MB in the beginning and 98.1 MB in the end (delta: 1.7 MB). Peak memory consumption was 43.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1999.10 ms. Allocated memory is still 136.3 MB. Free memory was 97.5 MB in the beginning and 97.5 MB in the end (delta: -34.4 kB). Peak memory consumption was 56.2 MB. Max. memory is 16.1 GB. * Witness Printer took 149.84 ms. Allocated memory is still 136.3 MB. Free memory was 97.5 MB in the beginning and 91.2 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 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: 86]: Loop Invariant Derived loop invariant: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 652]: Loop Invariant Derived loop invariant: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0 && !(0 == systemActive)) && pumpRunning == 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 86]: 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: 796]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 717]: Loop Invariant Derived loop invariant: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 717]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 807]: Loop Invariant Derived loop invariant: ((((tmp == 1 && !(0 == systemActive)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 807]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 717]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 662]: Loop Invariant Derived loop invariant: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 807]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 544]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 617]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: (((tmp == 1 && methaneLevelCritical == 0) && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: (((tmp == 1 && !(0 == systemActive)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0 && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 72 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 284 SDtfs, 353 SDslu, 237 SDs, 0 SdLazy, 56 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=72occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 55 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 72 NumberOfFragments, 201 HoareAnnotationTreeSize, 31 FomulaSimplifications, 1978 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 31 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 4057 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...