./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product24.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_22104b39-f932-4d0b-85d2-8b4d49e6363c/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_22104b39-f932-4d0b-85d2-8b4d49e6363c/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_22104b39-f932-4d0b-85d2-8b4d49e6363c/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_22104b39-f932-4d0b-85d2-8b4d49e6363c/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_22104b39-f932-4d0b-85d2-8b4d49e6363c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_22104b39-f932-4d0b-85d2-8b4d49e6363c/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 17a573274f1db5e4aeb22956c61c459b952d0c5d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 10:16:28,040 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:16:28,045 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:16:28,056 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:16:28,057 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:16:28,061 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:16:28,062 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:16:28,063 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:16:28,065 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:16:28,067 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:16:28,067 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:16:28,068 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:16:28,069 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:16:28,070 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:16:28,070 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:16:28,071 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:16:28,072 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:16:28,073 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:16:28,075 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:16:28,076 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:16:28,078 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:16:28,079 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:16:28,080 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:16:28,081 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:16:28,083 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:16:28,083 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:16:28,083 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:16:28,084 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:16:28,085 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:16:28,086 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:16:28,086 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:16:28,087 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:16:28,087 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:16:28,088 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:16:28,089 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:16:28,090 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:16:28,090 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:16:28,090 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:16:28,091 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:16:28,092 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:16:28,093 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:16:28,093 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_22104b39-f932-4d0b-85d2-8b4d49e6363c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:16:28,112 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:16:28,113 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:16:28,116 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:16:28,116 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:16:28,117 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:16:28,117 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:16:28,118 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:16:28,118 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:16:28,118 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:16:28,118 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:16:28,119 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:16:28,119 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:16:28,119 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:16:28,119 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:16:28,119 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:16:28,120 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:16:28,120 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:16:28,120 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:16:28,120 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:16:28,120 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:16:28,121 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:16:28,121 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:16:28,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:16:28,121 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:16:28,122 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:16:28,122 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:16:28,122 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:16:28,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:16:28,122 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:16:28,122 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_22104b39-f932-4d0b-85d2-8b4d49e6363c/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 -> 17a573274f1db5e4aeb22956c61c459b952d0c5d [2019-10-22 10:16:28,165 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:16:28,178 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:16:28,183 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:16:28,185 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:16:28,186 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:16:28,186 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_22104b39-f932-4d0b-85d2-8b4d49e6363c/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c [2019-10-22 10:16:28,241 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_22104b39-f932-4d0b-85d2-8b4d49e6363c/bin/ukojak/data/07bd9b80a/01a02997404a4691ac4fa5c511dbcd7f/FLAG172d389c3 [2019-10-22 10:16:28,738 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:16:28,739 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_22104b39-f932-4d0b-85d2-8b4d49e6363c/sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c [2019-10-22 10:16:28,756 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_22104b39-f932-4d0b-85d2-8b4d49e6363c/bin/ukojak/data/07bd9b80a/01a02997404a4691ac4fa5c511dbcd7f/FLAG172d389c3 [2019-10-22 10:16:29,059 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_22104b39-f932-4d0b-85d2-8b4d49e6363c/bin/ukojak/data/07bd9b80a/01a02997404a4691ac4fa5c511dbcd7f [2019-10-22 10:16:29,061 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:16:29,062 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:16:29,063 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:16:29,064 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:16:29,068 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:16:29,068 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:16:29" (1/1) ... [2019-10-22 10:16:29,072 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bcd7b63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:29, skipping insertion in model container [2019-10-22 10:16:29,072 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:16:29" (1/1) ... [2019-10-22 10:16:29,080 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:16:29,135 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:16:29,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:16:29,551 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:16:29,629 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:16:29,664 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:16:29,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:29 WrapperNode [2019-10-22 10:16:29,665 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:16:29,666 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:16:29,667 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:16:29,667 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:16:29,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:29" (1/1) ... [2019-10-22 10:16:29,694 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:29" (1/1) ... [2019-10-22 10:16:29,735 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:16:29,735 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:16:29,735 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:16:29,735 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:16:29,744 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:29" (1/1) ... [2019-10-22 10:16:29,745 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:29" (1/1) ... [2019-10-22 10:16:29,748 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:29" (1/1) ... [2019-10-22 10:16:29,748 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:29" (1/1) ... [2019-10-22 10:16:29,755 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:29" (1/1) ... [2019-10-22 10:16:29,766 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:29" (1/1) ... [2019-10-22 10:16:29,768 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:29" (1/1) ... [2019-10-22 10:16:29,779 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:16:29,780 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:16:29,780 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:16:29,780 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:16:29,781 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:16:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_22104b39-f932-4d0b-85d2-8b4d49e6363c/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 10:16:29,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:16:29,860 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-22 10:16:29,861 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-22 10:16:29,861 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-22 10:16:29,861 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-22 10:16:29,861 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-22 10:16:29,862 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-22 10:16:29,862 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-22 10:16:29,862 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-22 10:16:29,862 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-22 10:16:29,862 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-22 10:16:29,862 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-22 10:16:29,862 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-22 10:16:29,863 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-22 10:16:29,863 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-22 10:16:29,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 10:16:29,863 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-22 10:16:29,864 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-22 10:16:29,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:16:29,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:16:30,877 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:16:30,878 INFO L284 CfgBuilder]: Removed 38 assume(true) statements. [2019-10-22 10:16:30,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:16:30 BoogieIcfgContainer [2019-10-22 10:16:30,879 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:16:30,880 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:16:30,880 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:16:30,891 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:16:30,892 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:16:30" (1/1) ... [2019-10-22 10:16:30,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:16:30,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:30,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 64 states and 87 transitions. [2019-10-22 10:16:30,954 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2019-10-22 10:16:30,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-22 10:16:30,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:31,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:31,211 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 10:16:31,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:31,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 64 states and 85 transitions. [2019-10-22 10:16:31,226 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2019-10-22 10:16:31,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 10:16:31,228 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:31,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:31,375 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 10:16:31,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:31,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 66 states and 88 transitions. [2019-10-22 10:16:31,398 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 88 transitions. [2019-10-22 10:16:31,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-10-22 10:16:31,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:31,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:31,501 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 10:16:31,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:31,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 69 states and 94 transitions. [2019-10-22 10:16:31,617 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 94 transitions. [2019-10-22 10:16:31,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-10-22 10:16:31,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:31,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:31,742 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 10:16:32,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:32,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 77 states and 108 transitions. [2019-10-22 10:16:32,003 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 108 transitions. [2019-10-22 10:16:32,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:16:32,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:32,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:32,084 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 10:16:32,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:32,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 78 states and 109 transitions. [2019-10-22 10:16:32,104 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 109 transitions. [2019-10-22 10:16:32,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:16:32,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:32,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:32,186 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 10:16:32,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:32,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 79 states and 110 transitions. [2019-10-22 10:16:32,204 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 110 transitions. [2019-10-22 10:16:32,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-10-22 10:16:32,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:32,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:32,343 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 10:16:33,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:33,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 96 states and 146 transitions. [2019-10-22 10:16:33,092 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 146 transitions. [2019-10-22 10:16:33,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-10-22 10:16:33,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:33,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:33,133 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 10:16:33,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:33,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 97 states and 147 transitions. [2019-10-22 10:16:33,147 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 147 transitions. [2019-10-22 10:16:33,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-10-22 10:16:33,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:33,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:33,270 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 10:16:34,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:34,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 116 states and 184 transitions. [2019-10-22 10:16:34,539 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 184 transitions. [2019-10-22 10:16:34,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-10-22 10:16:34,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:34,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:34,571 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 10:16:34,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:34,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 121 states and 194 transitions. [2019-10-22 10:16:34,610 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 194 transitions. [2019-10-22 10:16:34,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-10-22 10:16:34,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:34,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:34,647 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 10:16:34,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:34,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 125 states and 200 transitions. [2019-10-22 10:16:34,777 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 200 transitions. [2019-10-22 10:16:34,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-10-22 10:16:34,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:34,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:34,804 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 10:16:34,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:34,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 126 states and 201 transitions. [2019-10-22 10:16:34,821 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 201 transitions. [2019-10-22 10:16:34,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-10-22 10:16:34,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:34,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:34,847 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 10:16:34,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:34,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 130 states and 210 transitions. [2019-10-22 10:16:34,878 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 210 transitions. [2019-10-22 10:16:34,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-10-22 10:16:34,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:34,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:34,947 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 10:16:35,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:35,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 136 states and 225 transitions. [2019-10-22 10:16:35,035 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 225 transitions. [2019-10-22 10:16:35,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-10-22 10:16:35,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:35,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:35,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:16:35,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:35,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 138 states and 230 transitions. [2019-10-22 10:16:35,319 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 230 transitions. [2019-10-22 10:16:35,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-10-22 10:16:35,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:35,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:35,355 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 10:16:35,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:35,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 136 states and 224 transitions. [2019-10-22 10:16:35,371 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 224 transitions. [2019-10-22 10:16:35,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-10-22 10:16:35,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:35,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:35,446 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 10:16:36,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:36,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 146 states and 247 transitions. [2019-10-22 10:16:36,126 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 247 transitions. [2019-10-22 10:16:36,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-10-22 10:16:36,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:36,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:36,150 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 10:16:36,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:36,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 144 states and 243 transitions. [2019-10-22 10:16:36,173 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 243 transitions. [2019-10-22 10:16:36,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-10-22 10:16:36,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:36,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:36,405 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 10:16:37,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:37,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 147 states and 249 transitions. [2019-10-22 10:16:37,033 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 249 transitions. [2019-10-22 10:16:37,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-22 10:16:37,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:37,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:37,058 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 10:16:37,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:37,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 153 states and 262 transitions. [2019-10-22 10:16:37,646 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 262 transitions. [2019-10-22 10:16:37,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-10-22 10:16:37,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:37,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:37,668 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 10:16:37,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:37,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 154 states and 264 transitions. [2019-10-22 10:16:37,695 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 264 transitions. [2019-10-22 10:16:37,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-22 10:16:37,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:37,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:37,731 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 10:16:37,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:37,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 162 states and 276 transitions. [2019-10-22 10:16:37,988 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 276 transitions. [2019-10-22 10:16:37,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-10-22 10:16:37,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:38,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:38,017 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 10:16:38,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:38,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 163 states and 278 transitions. [2019-10-22 10:16:38,045 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 278 transitions. [2019-10-22 10:16:38,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-22 10:16:38,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:38,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:38,090 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 10:16:38,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:38,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 165 states and 279 transitions. [2019-10-22 10:16:38,294 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 279 transitions. [2019-10-22 10:16:38,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-10-22 10:16:38,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:38,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:38,329 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 10:16:38,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:38,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 166 states and 280 transitions. [2019-10-22 10:16:38,344 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 280 transitions. [2019-10-22 10:16:38,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-10-22 10:16:38,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:38,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:38,372 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 10:16:40,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:40,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 183 states and 321 transitions. [2019-10-22 10:16:40,251 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 321 transitions. [2019-10-22 10:16:40,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-10-22 10:16:40,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:40,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:40,294 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 10:16:40,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:40,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 185 states and 323 transitions. [2019-10-22 10:16:40,575 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 323 transitions. [2019-10-22 10:16:40,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-22 10:16:40,576 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:40,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:40,616 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 10:16:42,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:42,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 195 states and 347 transitions. [2019-10-22 10:16:42,116 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 347 transitions. [2019-10-22 10:16:42,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-22 10:16:42,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:42,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:42,141 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 10:16:42,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:42,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 197 states and 350 transitions. [2019-10-22 10:16:42,377 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 350 transitions. [2019-10-22 10:16:42,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-10-22 10:16:42,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:42,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:42,405 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 10:16:42,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:42,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 198 states and 351 transitions. [2019-10-22 10:16:42,425 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 351 transitions. [2019-10-22 10:16:42,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-22 10:16:42,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:42,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:42,529 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 10:16:42,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:42,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 201 states and 354 transitions. [2019-10-22 10:16:42,636 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 354 transitions. [2019-10-22 10:16:42,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:16:42,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:42,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:42,663 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 10:16:42,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:42,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 202 states and 355 transitions. [2019-10-22 10:16:42,681 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 355 transitions. [2019-10-22 10:16:42,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-22 10:16:42,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:42,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:42,708 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-22 10:16:42,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:42,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 198 states and 347 transitions. [2019-10-22 10:16:42,960 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 347 transitions. [2019-10-22 10:16:42,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-22 10:16:42,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:42,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:42,982 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 10:16:43,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:43,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 200 states and 348 transitions. [2019-10-22 10:16:43,215 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 348 transitions. [2019-10-22 10:16:43,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-22 10:16:43,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:43,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:43,238 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 10:16:43,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:43,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 203 states and 353 transitions. [2019-10-22 10:16:43,258 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 353 transitions. [2019-10-22 10:16:43,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-10-22 10:16:43,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:43,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:43,280 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-10-22 10:16:43,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:43,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 203 states and 351 transitions. [2019-10-22 10:16:43,761 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 351 transitions. [2019-10-22 10:16:43,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-22 10:16:43,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:43,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:43,783 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-22 10:16:44,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:44,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 209 states and 360 transitions. [2019-10-22 10:16:44,579 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 360 transitions. [2019-10-22 10:16:44,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-10-22 10:16:44,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:44,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:44,602 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-10-22 10:16:45,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:45,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 211 states and 358 transitions. [2019-10-22 10:16:45,064 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 358 transitions. [2019-10-22 10:16:45,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-10-22 10:16:45,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:45,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:45,088 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-10-22 10:16:45,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:45,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 165 states and 266 transitions. [2019-10-22 10:16:45,106 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 266 transitions. [2019-10-22 10:16:45,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-22 10:16:45,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:45,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:45,126 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 10:16:45,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:45,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 170 states and 273 transitions. [2019-10-22 10:16:45,259 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 273 transitions. [2019-10-22 10:16:45,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-10-22 10:16:45,260 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:45,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:45,281 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 10:16:45,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:45,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 168 states and 269 transitions. [2019-10-22 10:16:45,309 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 269 transitions. [2019-10-22 10:16:45,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-10-22 10:16:45,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:45,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:45,329 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 10:16:45,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:45,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 169 states and 272 transitions. [2019-10-22 10:16:45,587 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 272 transitions. [2019-10-22 10:16:45,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-10-22 10:16:45,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:45,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:45,609 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 10:16:45,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:45,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 172 states and 275 transitions. [2019-10-22 10:16:45,645 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 275 transitions. [2019-10-22 10:16:45,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-10-22 10:16:45,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:45,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:45,666 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 10:16:45,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:45,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 174 states and 277 transitions. [2019-10-22 10:16:45,688 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 277 transitions. [2019-10-22 10:16:45,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-10-22 10:16:45,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:45,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:45,711 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-10-22 10:16:45,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:45,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 176 states and 280 transitions. [2019-10-22 10:16:45,735 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 280 transitions. [2019-10-22 10:16:45,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-10-22 10:16:45,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:45,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:45,757 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 10:16:45,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:45,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 167 states and 263 transitions. [2019-10-22 10:16:45,781 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 263 transitions. [2019-10-22 10:16:45,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-10-22 10:16:45,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:45,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:45,803 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-10-22 10:16:45,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:45,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 168 states and 264 transitions. [2019-10-22 10:16:45,834 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 264 transitions. [2019-10-22 10:16:45,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-10-22 10:16:45,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:45,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:45,858 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-10-22 10:16:45,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:45,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 104 states and 143 transitions. [2019-10-22 10:16:45,882 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 143 transitions. [2019-10-22 10:16:45,882 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 10:16:45,882 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 49 iterations. [2019-10-22 10:16:45,891 INFO L771 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-10-22 10:16:46,193 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:16:46,197 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:16:46,197 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:16:46,198 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:16:46,198 INFO L575 CodeCheckObserver]: Invariant with dag size 11 [2019-10-22 10:16:46,202 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:16:46,204 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:16:46,204 INFO L575 CodeCheckObserver]: Invariant with dag size 15 [2019-10-22 10:16:46,205 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:16:46,208 INFO L575 CodeCheckObserver]: Invariant with dag size 7 [2019-10-22 10:16:46,214 INFO L575 CodeCheckObserver]: Invariant with dag size 3 [2019-10-22 10:16:46,214 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:16:46,215 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:16:46,215 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:16:46,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:16:46 ImpRootNode [2019-10-22 10:16:46,215 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:16:46,215 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:16:46,215 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:16:46,216 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:16:46,216 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:16:30" (3/4) ... [2019-10-22 10:16:46,219 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 10:16:46,226 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2019-10-22 10:16:46,234 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2019-10-22 10:16:46,234 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-10-22 10:16:46,234 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-10-22 10:16:46,234 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-10-22 10:16:46,234 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2019-10-22 10:16:46,235 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-10-22 10:16:46,235 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2019-10-22 10:16:46,241 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 57 nodes and edges [2019-10-22 10:16:46,243 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-10-22 10:16:46,244 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2019-10-22 10:16:46,244 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 10:16:46,244 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 10:16:46,244 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 10:16:46,269 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || (!(0 == systemActive) && !(pumpRunning == 0))) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0)) [2019-10-22 10:16:46,270 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2019-10-22 10:16:46,324 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_22104b39-f932-4d0b-85d2-8b4d49e6363c/bin/ukojak/witness.graphml [2019-10-22 10:16:46,324 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:16:46,326 INFO L168 Benchmark]: Toolchain (without parser) took 17263.55 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 395.3 MB). Free memory was 943.4 MB in the beginning and 966.2 MB in the end (delta: -22.8 MB). Peak memory consumption was 372.5 MB. Max. memory is 11.5 GB. [2019-10-22 10:16:46,327 INFO L168 Benchmark]: CDTParser took 0.19 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 10:16:46,327 INFO L168 Benchmark]: CACSL2BoogieTranslator took 602.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -173.2 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-10-22 10:16:46,327 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.57 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-10-22 10:16:46,327 INFO L168 Benchmark]: Boogie Preprocessor took 44.45 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:16:46,328 INFO L168 Benchmark]: RCFGBuilder took 1099.26 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: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. [2019-10-22 10:16:46,328 INFO L168 Benchmark]: CodeCheck took 15335.66 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 262.7 MB). Free memory was 1.0 GB in the beginning and 969.8 MB in the end (delta: 58.5 MB). Peak memory consumption was 321.2 MB. Max. memory is 11.5 GB. [2019-10-22 10:16:46,328 INFO L168 Benchmark]: Witness Printer took 109.15 ms. Allocated memory is still 1.4 GB. Free memory was 969.8 MB in the beginning and 966.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2019-10-22 10:16:46,329 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 9 procedures, 64 locations, 1 error locations. Result: SAFE, OverallTime: 14.9s, OverallIterations: 49, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 97806868 SDtfs, 1741315804 SDslu, -920466884 SDs, 0 SdLazy, -1757086356 SolverSat, -1963214428 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 34.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21260 GetRequests, 20781 SyntacticMatches, 215 SemanticMatches, 264 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28947 ImplicationChecksByTransitivity, 11.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 2087 NumberOfCodeBlocks, 2087 NumberOfCodeBlocksAsserted, 48 NumberOfCheckSat, 2039 ConstructedInterpolants, 0 QuantifiedInterpolants, 197282 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 48 InterpolantComputations, 38 PerfectInterpolantSequences, 700/748 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: 534]: 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: 698]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 623]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 552]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: ((1 == tmp && 0 == methaneLevelCritical) && tmp == systemActive) && pumpRunning == 0 - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || (!(0 == systemActive) && !(pumpRunning == 0))) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0)) - InvariantResult [Line: 728]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: tmp == methaneLevelCritical || !(0 == tmp) - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 613]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 602.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -173.2 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 68.57 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.45 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1099.26 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: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. * CodeCheck took 15335.66 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 262.7 MB). Free memory was 1.0 GB in the beginning and 969.8 MB in the end (delta: 58.5 MB). Peak memory consumption was 321.2 MB. Max. memory is 11.5 GB. * Witness Printer took 109.15 ms. Allocated memory is still 1.4 GB. Free memory was 969.8 MB in the beginning and 966.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...