./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product08.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_fdfbda75-4116-468a-bdf3-50817b1da309/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fdfbda75-4116-468a-bdf3-50817b1da309/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fdfbda75-4116-468a-bdf3-50817b1da309/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fdfbda75-4116-468a-bdf3-50817b1da309/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product08.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_fdfbda75-4116-468a-bdf3-50817b1da309/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fdfbda75-4116-468a-bdf3-50817b1da309/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f80d3a5338c2579934de7f265b1ca347607a109f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 10:13:42,485 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:13:42,488 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:13:42,499 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:13:42,499 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:13:42,500 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:13:42,501 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:13:42,503 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:13:42,505 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:13:42,506 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:13:42,506 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:13:42,507 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:13:42,507 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:13:42,508 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:13:42,509 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:13:42,510 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:13:42,519 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:13:42,520 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:13:42,521 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:13:42,526 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:13:42,528 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:13:42,535 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:13:42,536 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:13:42,536 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:13:42,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:13:42,541 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:13:42,541 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:13:42,542 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:13:42,542 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:13:42,543 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:13:42,543 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:13:42,544 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:13:42,544 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:13:42,545 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:13:42,546 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:13:42,546 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:13:42,548 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:13:42,548 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:13:42,548 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:13:42,549 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:13:42,549 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:13:42,550 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fdfbda75-4116-468a-bdf3-50817b1da309/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:13:42,566 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:13:42,566 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:13:42,567 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:13:42,567 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:13:42,568 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:13:42,568 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:13:42,568 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:13:42,569 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:13:42,569 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:13:42,569 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:13:42,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:13:42,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:13:42,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:13:42,570 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:13:42,570 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:13:42,575 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:13:42,576 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:13:42,576 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:13:42,576 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:13:42,576 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:13:42,576 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:13:42,577 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:13:42,577 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:13:42,577 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:13:42,577 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:13:42,577 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:13:42,577 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:13:42,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:13:42,578 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:13:42,578 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_fdfbda75-4116-468a-bdf3-50817b1da309/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak 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 -> f80d3a5338c2579934de7f265b1ca347607a109f [2019-10-22 10:13:42,615 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:13:42,625 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:13:42,627 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:13:42,628 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:13:42,629 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:13:42,629 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fdfbda75-4116-468a-bdf3-50817b1da309/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product08.cil.c [2019-10-22 10:13:42,676 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fdfbda75-4116-468a-bdf3-50817b1da309/bin/ukojak/data/c1f090c58/87c646c8244a44a8a988880349c9492a/FLAG7d89b42c9 [2019-10-22 10:13:43,079 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:13:43,079 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fdfbda75-4116-468a-bdf3-50817b1da309/sv-benchmarks/c/product-lines/minepump_spec2_product08.cil.c [2019-10-22 10:13:43,089 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fdfbda75-4116-468a-bdf3-50817b1da309/bin/ukojak/data/c1f090c58/87c646c8244a44a8a988880349c9492a/FLAG7d89b42c9 [2019-10-22 10:13:43,111 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fdfbda75-4116-468a-bdf3-50817b1da309/bin/ukojak/data/c1f090c58/87c646c8244a44a8a988880349c9492a [2019-10-22 10:13:43,114 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:13:43,115 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:13:43,116 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:13:43,116 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:13:43,119 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:13:43,122 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:13:43" (1/1) ... [2019-10-22 10:13:43,125 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2be8ec1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:43, skipping insertion in model container [2019-10-22 10:13:43,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:13:43" (1/1) ... [2019-10-22 10:13:43,132 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:13:43,190 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:13:43,525 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:13:43,537 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:13:43,606 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:13:43,628 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:13:43,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:43 WrapperNode [2019-10-22 10:13:43,629 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:13:43,629 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:13:43,629 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:13:43,630 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:13:43,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:43" (1/1) ... [2019-10-22 10:13:43,653 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:43" (1/1) ... [2019-10-22 10:13:43,677 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:13:43,678 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:13:43,678 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:13:43,678 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:13:43,688 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:43" (1/1) ... [2019-10-22 10:13:43,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:43" (1/1) ... [2019-10-22 10:13:43,690 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:43" (1/1) ... [2019-10-22 10:13:43,690 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:43" (1/1) ... [2019-10-22 10:13:43,694 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:43" (1/1) ... [2019-10-22 10:13:43,702 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:43" (1/1) ... [2019-10-22 10:13:43,707 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:43" (1/1) ... [2019-10-22 10:13:43,710 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:13:43,710 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:13:43,710 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:13:43,710 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:13:43,711 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fdfbda75-4116-468a-bdf3-50817b1da309/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2019-10-22 10:13:43,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:13:43,767 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-22 10:13:43,767 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-22 10:13:43,767 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-22 10:13:43,767 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-22 10:13:43,767 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-22 10:13:43,767 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-22 10:13:43,767 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-22 10:13:43,767 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-22 10:13:43,767 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-22 10:13:43,768 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-22 10:13:43,768 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-22 10:13:43,768 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-22 10:13:43,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 10:13:43,768 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-22 10:13:43,768 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-22 10:13:43,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:13:43,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:13:44,607 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:13:44,607 INFO L284 CfgBuilder]: Removed 36 assume(true) statements. [2019-10-22 10:13:44,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:13:44 BoogieIcfgContainer [2019-10-22 10:13:44,609 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:13:44,609 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:13:44,609 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:13:44,620 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:13:44,621 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:13:44" (1/1) ... [2019-10-22 10:13:44,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:13:44,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:44,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 57 states and 77 transitions. [2019-10-22 10:13:44,673 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 77 transitions. [2019-10-22 10:13:44,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 10:13:44,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:44,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:44,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:13:44,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:44,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2019-10-22 10:13:44,901 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2019-10-22 10:13:44,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 10:13:44,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:44,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:45,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:13:45,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:45,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 59 states and 78 transitions. [2019-10-22 10:13:45,047 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 78 transitions. [2019-10-22 10:13:45,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-10-22 10:13:45,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:45,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:45,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:13:45,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:45,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 62 states and 84 transitions. [2019-10-22 10:13:45,241 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 84 transitions. [2019-10-22 10:13:45,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 10:13:45,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:45,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:45,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:13:45,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:45,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 70 states and 98 transitions. [2019-10-22 10:13:45,468 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 98 transitions. [2019-10-22 10:13:45,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 10:13:45,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:45,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:45,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:13:46,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:46,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 86 states and 131 transitions. [2019-10-22 10:13:46,154 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 131 transitions. [2019-10-22 10:13:46,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-10-22 10:13:46,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:46,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:46,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:13:46,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:46,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 87 states and 132 transitions. [2019-10-22 10:13:46,214 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 132 transitions. [2019-10-22 10:13:46,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-10-22 10:13:46,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:46,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:46,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:13:46,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:46,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 92 states and 142 transitions. [2019-10-22 10:13:46,354 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 142 transitions. [2019-10-22 10:13:46,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 10:13:46,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:46,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:46,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:13:46,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:46,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 93 states and 143 transitions. [2019-10-22 10:13:46,399 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 143 transitions. [2019-10-22 10:13:46,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 10:13:46,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:46,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:46,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:13:46,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:46,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 94 states and 144 transitions. [2019-10-22 10:13:46,466 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 144 transitions. [2019-10-22 10:13:46,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:13:46,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:46,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:46,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:13:46,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:46,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 99 states and 156 transitions. [2019-10-22 10:13:46,543 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 156 transitions. [2019-10-22 10:13:46,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-10-22 10:13:46,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:46,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:46,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:13:47,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:47,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 118 states and 195 transitions. [2019-10-22 10:13:47,923 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 195 transitions. [2019-10-22 10:13:47,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-10-22 10:13:47,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:47,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:47,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:13:48,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:48,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 122 states and 201 transitions. [2019-10-22 10:13:48,102 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 201 transitions. [2019-10-22 10:13:48,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-10-22 10:13:48,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:48,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:48,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:13:48,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:48,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 123 states and 202 transitions. [2019-10-22 10:13:48,139 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 202 transitions. [2019-10-22 10:13:48,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-10-22 10:13:48,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:48,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:48,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:13:48,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:48,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 127 states and 209 transitions. [2019-10-22 10:13:48,220 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 209 transitions. [2019-10-22 10:13:48,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-10-22 10:13:48,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:48,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:48,257 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:13:48,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:48,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 131 states and 218 transitions. [2019-10-22 10:13:48,294 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 218 transitions. [2019-10-22 10:13:48,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-10-22 10:13:48,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:48,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:48,371 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:13:49,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:49,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 141 states and 242 transitions. [2019-10-22 10:13:49,116 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 242 transitions. [2019-10-22 10:13:49,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-10-22 10:13:49,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:49,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:49,154 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:13:49,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:49,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 142 states and 244 transitions. [2019-10-22 10:13:49,181 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 244 transitions. [2019-10-22 10:13:49,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-22 10:13:49,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:49,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:49,217 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:13:49,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:49,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 140 states and 240 transitions. [2019-10-22 10:13:49,247 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 240 transitions. [2019-10-22 10:13:49,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-22 10:13:49,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:49,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:49,528 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-22 10:13:50,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:50,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 143 states and 247 transitions. [2019-10-22 10:13:50,180 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 247 transitions. [2019-10-22 10:13:50,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-22 10:13:50,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:50,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:50,212 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:13:50,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:50,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 149 states and 260 transitions. [2019-10-22 10:13:50,814 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 260 transitions. [2019-10-22 10:13:50,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-10-22 10:13:50,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:50,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:50,845 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:13:50,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:50,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 150 states and 262 transitions. [2019-10-22 10:13:50,877 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 262 transitions. [2019-10-22 10:13:50,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-10-22 10:13:50,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:50,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:50,901 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-22 10:13:51,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:51,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 152 states and 263 transitions. [2019-10-22 10:13:51,142 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 263 transitions. [2019-10-22 10:13:51,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-22 10:13:51,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:51,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:51,185 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-22 10:13:51,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:51,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 156 states and 266 transitions. [2019-10-22 10:13:51,424 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 266 transitions. [2019-10-22 10:13:51,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-22 10:13:51,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:51,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:51,462 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-22 10:13:51,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:51,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 158 states and 267 transitions. [2019-10-22 10:13:51,662 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 267 transitions. [2019-10-22 10:13:51,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-22 10:13:51,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:51,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:51,692 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-22 10:13:51,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:51,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 159 states and 268 transitions. [2019-10-22 10:13:51,705 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 268 transitions. [2019-10-22 10:13:51,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-22 10:13:51,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:51,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:51,804 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 10:13:53,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:53,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 176 states and 308 transitions. [2019-10-22 10:13:53,464 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 308 transitions. [2019-10-22 10:13:53,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-22 10:13:53,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:53,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:53,492 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 10:13:53,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:53,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 178 states and 309 transitions. [2019-10-22 10:13:53,772 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 309 transitions. [2019-10-22 10:13:53,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-22 10:13:53,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:53,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:53,808 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 10:13:55,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:55,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 190 states and 339 transitions. [2019-10-22 10:13:55,183 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 339 transitions. [2019-10-22 10:13:55,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-22 10:13:55,184 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:55,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:55,209 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 10:13:55,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:55,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 192 states and 341 transitions. [2019-10-22 10:13:55,478 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 341 transitions. [2019-10-22 10:13:55,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:13:55,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:55,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:55,605 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-22 10:13:56,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:56,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 198 states and 352 transitions. [2019-10-22 10:13:56,827 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 352 transitions. [2019-10-22 10:13:56,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:13:56,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:56,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:56,856 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 10:13:56,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:56,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 199 states and 353 transitions. [2019-10-22 10:13:56,878 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 353 transitions. [2019-10-22 10:13:56,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:13:56,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:56,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:56,907 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-22 10:13:57,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:57,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 204 states and 361 transitions. [2019-10-22 10:13:57,248 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 361 transitions. [2019-10-22 10:13:57,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-22 10:13:57,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:57,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:57,284 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-10-22 10:13:57,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:57,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 206 states and 363 transitions. [2019-10-22 10:13:57,305 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 363 transitions. [2019-10-22 10:13:57,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-10-22 10:13:57,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:57,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:57,332 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 10:13:57,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:57,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 207 states and 364 transitions. [2019-10-22 10:13:57,352 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 364 transitions. [2019-10-22 10:13:57,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-10-22 10:13:57,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:57,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:57,382 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 10:13:57,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:57,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 208 states and 365 transitions. [2019-10-22 10:13:57,397 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 365 transitions. [2019-10-22 10:13:57,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-22 10:13:57,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:57,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:57,432 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-22 10:13:57,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:57,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 209 states and 366 transitions. [2019-10-22 10:13:57,454 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 366 transitions. [2019-10-22 10:13:57,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-10-22 10:13:57,456 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:57,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:57,484 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-22 10:13:58,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:58,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 211 states and 368 transitions. [2019-10-22 10:13:58,105 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 368 transitions. [2019-10-22 10:13:58,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-10-22 10:13:58,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:58,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:58,152 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-22 10:13:58,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:58,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 160 states and 256 transitions. [2019-10-22 10:13:58,772 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 256 transitions. [2019-10-22 10:13:58,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-10-22 10:13:58,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:58,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:58,803 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-10-22 10:13:59,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:59,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 165 states and 263 transitions. [2019-10-22 10:13:59,024 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 263 transitions. [2019-10-22 10:13:59,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-10-22 10:13:59,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:59,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:59,060 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-22 10:14:00,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:00,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 167 states and 263 transitions. [2019-10-22 10:14:00,210 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 263 transitions. [2019-10-22 10:14:00,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-10-22 10:14:00,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:00,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:00,238 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-10-22 10:14:00,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:00,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 165 states and 259 transitions. [2019-10-22 10:14:00,268 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 259 transitions. [2019-10-22 10:14:00,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-10-22 10:14:00,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:00,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:00,295 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-10-22 10:14:00,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:00,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 166 states and 262 transitions. [2019-10-22 10:14:00,662 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 262 transitions. [2019-10-22 10:14:00,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-10-22 10:14:00,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:00,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:00,692 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-10-22 10:14:00,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:00,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 169 states and 265 transitions. [2019-10-22 10:14:00,734 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 265 transitions. [2019-10-22 10:14:00,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-10-22 10:14:00,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:00,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:00,765 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-10-22 10:14:00,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:00,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 171 states and 267 transitions. [2019-10-22 10:14:00,794 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 267 transitions. [2019-10-22 10:14:00,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-10-22 10:14:00,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:00,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:00,825 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-10-22 10:14:00,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:00,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 173 states and 270 transitions. [2019-10-22 10:14:00,850 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 270 transitions. [2019-10-22 10:14:00,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-10-22 10:14:00,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:00,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:00,881 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-10-22 10:14:00,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:00,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 174 states and 271 transitions. [2019-10-22 10:14:00,918 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 271 transitions. [2019-10-22 10:14:00,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-10-22 10:14:00,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:00,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:00,949 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-10-22 10:14:00,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:00,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 165 states and 254 transitions. [2019-10-22 10:14:00,979 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 254 transitions. [2019-10-22 10:14:00,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-10-22 10:14:00,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:14:00,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:14:01,009 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-10-22 10:14:01,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:14:01,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 103 states and 137 transitions. [2019-10-22 10:14:01,040 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 137 transitions. [2019-10-22 10:14:01,040 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 10:14:01,041 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 49 iterations. [2019-10-22 10:14:01,050 INFO L771 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-10-22 10:14:01,419 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:14:01,423 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:14:01,423 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:14:01,423 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:14:01,424 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:14:01,424 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:14:01,424 INFO L575 CodeCheckObserver]: Invariant with dag size 11 [2019-10-22 10:14:01,429 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:14:01,429 INFO L575 CodeCheckObserver]: Invariant with dag size 15 [2019-10-22 10:14:01,430 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:14:01,431 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:14:01,431 INFO L575 CodeCheckObserver]: Invariant with dag size 14 [2019-10-22 10:14:01,432 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:14:01,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:14:01 ImpRootNode [2019-10-22 10:14:01,432 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:14:01,433 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:14:01,433 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:14:01,433 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:14:01,434 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:13:44" (3/4) ... [2019-10-22 10:14:01,439 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 10:14:01,445 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2019-10-22 10:14:01,446 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2019-10-22 10:14:01,446 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-10-22 10:14:01,446 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2019-10-22 10:14:01,449 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-10-22 10:14:01,449 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-10-22 10:14:01,450 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-10-22 10:14:01,457 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 55 nodes and edges [2019-10-22 10:14:01,459 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-10-22 10:14:01,459 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2019-10-22 10:14:01,459 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 10:14:01,460 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 10:14:01,460 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 10:14:01,532 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == systemActive) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0))) || pumpRunning == \old(pumpRunning) [2019-10-22 10:14:01,533 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (methaneLevelCritical == tmp || (!(0 == tmp) && !(pumpRunning == 0))) || (!(pumpRunning == \old(pumpRunning)) && !(0 == tmp)) [2019-10-22 10:14:01,591 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_fdfbda75-4116-468a-bdf3-50817b1da309/bin/ukojak/witness.graphml [2019-10-22 10:14:01,591 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:14:01,593 INFO L168 Benchmark]: Toolchain (without parser) took 18477.40 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 486.5 MB). Free memory was 941.9 MB in the beginning and 1.5 GB in the end (delta: -524.8 MB). Peak memory consumption was 626.9 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:01,594 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:14:01,594 INFO L168 Benchmark]: CACSL2BoogieTranslator took 512.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 941.9 MB in the beginning and 1.1 GB in the end (delta: -183.7 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:01,596 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:01,596 INFO L168 Benchmark]: Boogie Preprocessor took 32.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:01,596 INFO L168 Benchmark]: RCFGBuilder took 898.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 73.0 MB). Peak memory consumption was 73.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:01,597 INFO L168 Benchmark]: CodeCheck took 16823.56 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 345.5 MB). Free memory was 1.0 GB in the beginning and 812.1 MB in the end (delta: 233.7 MB). Peak memory consumption was 579.2 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:01,597 INFO L168 Benchmark]: Witness Printer took 157.89 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -524.3 kB). Free memory was 812.1 MB in the beginning and 1.5 GB in the end (delta: -654.7 MB). Peak memory consumption was 10.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:01,599 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 57 locations, 1 error locations. Result: SAFE, OverallTime: 16.3s, OverallIterations: 49, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 101245452 SDtfs, 57085148 SDslu, 2146185788 SDs, 0 SdLazy, -2134761092 SolverSat, 1253097388 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 31.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20686 GetRequests, 20172 SyntacticMatches, 236 SemanticMatches, 278 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33480 ImplicationChecksByTransitivity, 12.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 2082 NumberOfCodeBlocks, 2082 NumberOfCodeBlocksAsserted, 48 NumberOfCheckSat, 2034 ConstructedInterpolants, 0 QuantifiedInterpolants, 198981 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 48 InterpolantComputations, 39 PerfectInterpolantSequences, 733/776 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 600]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 692]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && tmp == systemActive) && 1 == tmp) && pumpRunning == 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: (methaneLevelCritical == tmp || (!(0 == tmp) && !(pumpRunning == 0))) || (!(pumpRunning == \old(pumpRunning)) && !(0 == tmp)) - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (!(0 == systemActive) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0))) || pumpRunning == \old(pumpRunning) - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 966.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 512.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 941.9 MB in the beginning and 1.1 GB in the end (delta: -183.7 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 48.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 898.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 73.0 MB). Peak memory consumption was 73.0 MB. Max. memory is 11.5 GB. * CodeCheck took 16823.56 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 345.5 MB). Free memory was 1.0 GB in the beginning and 812.1 MB in the end (delta: 233.7 MB). Peak memory consumption was 579.2 MB. Max. memory is 11.5 GB. * Witness Printer took 157.89 ms. Allocated memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: -524.3 kB). Free memory was 812.1 MB in the beginning and 1.5 GB in the end (delta: -654.7 MB). Peak memory consumption was 10.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...