./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product14.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_fa9aefc1-4bb3-4a6b-92f7-bba86181cb94/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_fa9aefc1-4bb3-4a6b-92f7-bba86181cb94/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_fa9aefc1-4bb3-4a6b-92f7-bba86181cb94/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_fa9aefc1-4bb3-4a6b-92f7-bba86181cb94/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product14.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_fa9aefc1-4bb3-4a6b-92f7-bba86181cb94/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_fa9aefc1-4bb3-4a6b-92f7-bba86181cb94/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 ffb924ee3454938bf87e2a52362fa3f53467287e .............................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 02:32:40,024 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:32:40,026 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:32:40,040 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:32:40,040 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:32:40,042 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:32:40,044 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:32:40,052 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:32:40,056 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:32:40,060 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:32:40,061 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:32:40,063 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:32:40,063 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:32:40,065 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:32:40,066 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:32:40,067 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:32:40,068 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:32:40,069 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:32:40,071 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:32:40,075 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:32:40,079 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:32:40,082 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:32:40,084 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:32:40,085 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:32:40,087 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:32:40,088 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:32:40,088 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:32:40,089 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:32:40,090 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:32:40,091 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:32:40,091 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:32:40,092 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:32:40,093 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:32:40,094 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:32:40,094 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:32:40,095 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:32:40,095 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:32:40,096 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:32:40,096 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:32:40,097 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:32:40,098 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:32:40,099 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_fa9aefc1-4bb3-4a6b-92f7-bba86181cb94/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:32:40,123 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:32:40,133 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:32:40,134 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:32:40,134 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:32:40,135 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:32:40,135 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:32:40,135 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:32:40,135 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:32:40,136 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:32:40,136 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:32:40,136 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:32:40,136 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:32:40,137 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:32:40,137 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:32:40,137 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:32:40,137 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:32:40,137 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:32:40,138 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:32:40,138 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:32:40,138 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:32:40,139 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:32:40,139 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:32:40,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:32:40,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:32:40,140 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:32:40,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:32:40,140 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:32:40,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:32:40,141 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:32:40,141 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_fa9aefc1-4bb3-4a6b-92f7-bba86181cb94/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 -> ffb924ee3454938bf87e2a52362fa3f53467287e [2019-11-26 02:32:40,307 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:32:40,320 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:32:40,324 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:32:40,325 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:32:40,326 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:32:40,327 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_fa9aefc1-4bb3-4a6b-92f7-bba86181cb94/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product14.cil.c [2019-11-26 02:32:40,384 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fa9aefc1-4bb3-4a6b-92f7-bba86181cb94/bin/ukojak/data/bdef1194b/aefe75ba049b40c48edb337ce3034378/FLAGe74870b32 [2019-11-26 02:32:40,824 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:32:40,824 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_fa9aefc1-4bb3-4a6b-92f7-bba86181cb94/sv-benchmarks/c/product-lines/minepump_spec1_product14.cil.c [2019-11-26 02:32:40,836 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fa9aefc1-4bb3-4a6b-92f7-bba86181cb94/bin/ukojak/data/bdef1194b/aefe75ba049b40c48edb337ce3034378/FLAGe74870b32 [2019-11-26 02:32:41,172 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_fa9aefc1-4bb3-4a6b-92f7-bba86181cb94/bin/ukojak/data/bdef1194b/aefe75ba049b40c48edb337ce3034378 [2019-11-26 02:32:41,175 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:32:41,176 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:32:41,176 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:32:41,177 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:32:41,180 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:32:41,181 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:32:41" (1/1) ... [2019-11-26 02:32:41,183 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bfb1203 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:32:41, skipping insertion in model container [2019-11-26 02:32:41,183 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:32:41" (1/1) ... [2019-11-26 02:32:41,190 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:32:41,228 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:32:41,636 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:32:41,650 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:32:41,760 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:32:41,796 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:32:41,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:32:41 WrapperNode [2019-11-26 02:32:41,797 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:32:41,797 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:32:41,797 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:32:41,798 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:32:41,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:32:41" (1/1) ... [2019-11-26 02:32:41,828 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:32:41" (1/1) ... [2019-11-26 02:32:41,853 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:32:41,853 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:32:41,854 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:32:41,854 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:32:41,861 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:32:41" (1/1) ... [2019-11-26 02:32:41,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:32:41" (1/1) ... [2019-11-26 02:32:41,867 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:32:41" (1/1) ... [2019-11-26 02:32:41,880 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:32:41" (1/1) ... [2019-11-26 02:32:41,887 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:32:41" (1/1) ... [2019-11-26 02:32:41,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:32:41" (1/1) ... [2019-11-26 02:32:41,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:32:41" (1/1) ... [2019-11-26 02:32:41,915 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:32:41,916 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:32:41,916 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:32:41,916 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:32:41,917 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:32:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fa9aefc1-4bb3-4a6b-92f7-bba86181cb94/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 [2019-11-26 02:32:41,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:32:41,971 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-26 02:32:41,971 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-26 02:32:41,971 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-26 02:32:41,971 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-26 02:32:41,972 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-26 02:32:41,972 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-26 02:32:41,972 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-26 02:32:41,972 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-26 02:32:41,972 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-11-26 02:32:41,973 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-11-26 02:32:41,973 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-26 02:32:41,973 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-26 02:32:41,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:32:41,973 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-26 02:32:41,973 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-26 02:32:41,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:32:41,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:32:42,791 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:32:42,791 INFO L284 CfgBuilder]: Removed 32 assume(true) statements. [2019-11-26 02:32:42,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:32:42 BoogieIcfgContainer [2019-11-26 02:32:42,793 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:32:42,793 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:32:42,793 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:32:42,803 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:32:42,803 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:32:42" (1/1) ... [2019-11-26 02:32:42,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:32:42,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:32:42,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 52 states and 67 transitions. [2019-11-26 02:32:42,853 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 67 transitions. [2019-11-26 02:32:42,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-26 02:32:42,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:32:43,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:32:43,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:32:43,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:32:43,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 52 states and 65 transitions. [2019-11-26 02:32:43,087 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 65 transitions. [2019-11-26 02:32:43,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-26 02:32:43,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:32:43,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:32:43,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:32:43,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:32:43,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 54 states and 68 transitions. [2019-11-26 02:32:43,199 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 68 transitions. [2019-11-26 02:32:43,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-26 02:32:43,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:32:43,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:32:43,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:32:43,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:32:43,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 63 states and 85 transitions. [2019-11-26 02:32:43,454 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 85 transitions. [2019-11-26 02:32:43,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-26 02:32:43,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:32:43,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:32:43,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:32:43,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:32:43,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 64 states and 86 transitions. [2019-11-26 02:32:43,551 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 86 transitions. [2019-11-26 02:32:43,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-26 02:32:43,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:32:43,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:32:43,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:32:44,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:32:44,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 79 states and 116 transitions. [2019-11-26 02:32:44,240 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 116 transitions. [2019-11-26 02:32:44,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-26 02:32:44,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:32:44,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:32:44,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:32:44,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:32:44,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 86 states and 131 transitions. [2019-11-26 02:32:44,436 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 131 transitions. [2019-11-26 02:32:44,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-26 02:32:44,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:32:44,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:32:44,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:32:45,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:32:45,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 102 states and 162 transitions. [2019-11-26 02:32:45,837 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 162 transitions. [2019-11-26 02:32:45,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-26 02:32:45,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:32:45,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:32:45,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:32:45,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:32:45,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 103 states and 163 transitions. [2019-11-26 02:32:45,889 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 163 transitions. [2019-11-26 02:32:45,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-26 02:32:45,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:32:45,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:32:45,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:32:46,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:32:46,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 108 states and 173 transitions. [2019-11-26 02:32:46,104 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 173 transitions. [2019-11-26 02:32:46,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-11-26 02:32:46,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:32:46,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:32:46,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:32:46,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:32:46,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 109 states and 174 transitions. [2019-11-26 02:32:46,149 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 174 transitions. [2019-11-26 02:32:46,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-26 02:32:46,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:32:46,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:32:46,240 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:32:46,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:32:46,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 115 states and 189 transitions. [2019-11-26 02:32:46,520 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 189 transitions. [2019-11-26 02:32:46,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-26 02:32:46,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:32:46,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:32:46,803 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-26 02:32:47,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:32:47,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 118 states and 195 transitions. [2019-11-26 02:32:47,632 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 195 transitions. [2019-11-26 02:32:47,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-26 02:32:47,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:32:47,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:32:47,676 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:32:47,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:32:47,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 116 states and 191 transitions. [2019-11-26 02:32:47,713 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 191 transitions. [2019-11-26 02:32:47,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-11-26 02:32:47,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:32:47,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:32:47,765 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-26 02:32:48,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:32:48,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 119 states and 194 transitions. [2019-11-26 02:32:48,006 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 194 transitions. [2019-11-26 02:32:48,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-26 02:32:48,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:32:48,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:32:48,033 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:32:48,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:32:48,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 121 states and 199 transitions. [2019-11-26 02:32:48,306 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 199 transitions. [2019-11-26 02:32:48,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-26 02:32:48,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:32:48,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:32:48,426 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:32:49,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:32:49,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 129 states and 211 transitions. [2019-11-26 02:32:49,222 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 211 transitions. [2019-11-26 02:32:49,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-26 02:32:49,225 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:32:49,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:32:49,296 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:32:50,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:32:50,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 138 states and 223 transitions. [2019-11-26 02:32:50,411 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 223 transitions. [2019-11-26 02:32:50,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-26 02:32:50,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:32:50,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:32:50,477 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:32:50,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:32:50,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 120 states and 184 transitions. [2019-11-26 02:32:50,520 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 184 transitions. [2019-11-26 02:32:50,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-26 02:32:50,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:32:50,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:32:50,638 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-26 02:32:51,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:32:51,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 128 states and 199 transitions. [2019-11-26 02:32:51,781 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 199 transitions. [2019-11-26 02:32:51,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-26 02:32:51,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:32:51,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:32:51,838 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-26 02:32:53,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:32:53,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 140 states and 221 transitions. [2019-11-26 02:32:53,397 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 221 transitions. [2019-11-26 02:32:53,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-26 02:32:53,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:32:53,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:32:53,432 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-26 02:32:53,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:32:53,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 142 states and 223 transitions. [2019-11-26 02:32:53,750 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 223 transitions. [2019-11-26 02:32:53,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-26 02:32:53,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:32:53,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:32:53,795 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-26 02:32:53,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:32:53,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 122 states and 179 transitions. [2019-11-26 02:32:53,815 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 179 transitions. [2019-11-26 02:32:53,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-26 02:32:53,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:32:53,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:32:53,845 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-26 02:32:53,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:32:53,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 124 states and 182 transitions. [2019-11-26 02:32:53,873 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 182 transitions. [2019-11-26 02:32:53,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-26 02:32:53,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:32:53,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:32:53,902 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-26 02:32:53,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:32:53,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 125 states and 183 transitions. [2019-11-26 02:32:53,934 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 183 transitions. [2019-11-26 02:32:53,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-26 02:32:53,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:32:53,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:32:53,965 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-26 02:32:53,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:32:53,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 53 states and 65 transitions. [2019-11-26 02:32:53,989 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 65 transitions. [2019-11-26 02:32:53,990 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-26 02:32:53,990 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 26 iterations. [2019-11-26 02:32:53,998 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-26 02:32:54,363 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2019-11-26 02:32:54,373 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:32:54,373 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:32:54,373 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2019-11-26 02:32:54,374 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:32:54,374 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:32:54,374 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:32:54,375 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2019-11-26 02:32:54,377 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:32:54,377 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:32:54,377 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:32:54,378 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:32:54,378 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 02:32:54 ImpRootNode [2019-11-26 02:32:54,378 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 02:32:54,379 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:32:54,379 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:32:54,379 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:32:54,380 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:32:42" (3/4) ... [2019-11-26 02:32:54,383 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-26 02:32:54,387 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-11-26 02:32:54,388 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-11-26 02:32:54,388 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-11-26 02:32:54,388 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2019-11-26 02:32:54,388 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-11-26 02:32:54,388 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2019-11-26 02:32:54,389 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2019-11-26 02:32:54,401 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 55 nodes and edges [2019-11-26 02:32:54,401 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-26 02:32:54,402 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-26 02:32:54,402 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-26 02:32:54,403 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-26 02:32:54,404 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:32:54,404 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:32:54,432 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || 0 == systemActive) || !(pumpRunning == 0) [2019-11-26 02:32:54,487 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_fa9aefc1-4bb3-4a6b-92f7-bba86181cb94/bin/ukojak/witness.graphml [2019-11-26 02:32:54,488 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:32:54,490 INFO L168 Benchmark]: Toolchain (without parser) took 13313.29 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 390.1 MB). Free memory was 950.1 MB in the beginning and 970.7 MB in the end (delta: -20.6 MB). Peak memory consumption was 369.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:32:54,490 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:32:54,491 INFO L168 Benchmark]: CACSL2BoogieTranslator took 620.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -193.5 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:32:54,491 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.91 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: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:32:54,491 INFO L168 Benchmark]: Boogie Preprocessor took 61.83 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. [2019-11-26 02:32:54,492 INFO L168 Benchmark]: RCFGBuilder took 877.17 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: 78.2 MB). Peak memory consumption was 78.2 MB. Max. memory is 11.5 GB. [2019-11-26 02:32:54,492 INFO L168 Benchmark]: CodeCheck took 11585.45 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 231.2 MB). Free memory was 1.1 GB in the beginning and 984.7 MB in the end (delta: 73.6 MB). Peak memory consumption was 304.8 MB. Max. memory is 11.5 GB. [2019-11-26 02:32:54,493 INFO L168 Benchmark]: Witness Printer took 108.86 ms. Allocated memory is still 1.4 GB. Free memory was 984.7 MB in the beginning and 970.7 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. [2019-11-26 02:32:54,499 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, 52 locations, 1 error locations. Result: SAFE, OverallTime: 11.1s, OverallIterations: 26, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 733575204 SDtfs, 232403500 SDslu, 407868252 SDs, 0 SdLazy, 454657660 SolverSat, 148751060 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9456 GetRequests, 9207 SyntacticMatches, 57 SemanticMatches, 192 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14723 ImplicationChecksByTransitivity, 8.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 997 NumberOfCodeBlocks, 997 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 972 ConstructedInterpolants, 0 QuantifiedInterpolants, 82410 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 25 InterpolantComputations, 20 PerfectInterpolantSequences, 318/331 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: 890]: 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: 707]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || 0 == systemActive) || !(pumpRunning == 0) - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 715]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: tmp == methaneLevelCritical || !(0 == tmp) - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && tmp == systemActive) && 1 == tmp) && pumpRunning == 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 620.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -193.5 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 55.91 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: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 61.83 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 877.17 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: 78.2 MB). Peak memory consumption was 78.2 MB. Max. memory is 11.5 GB. * CodeCheck took 11585.45 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 231.2 MB). Free memory was 1.1 GB in the beginning and 984.7 MB in the end (delta: 73.6 MB). Peak memory consumption was 304.8 MB. Max. memory is 11.5 GB. * Witness Printer took 108.86 ms. Allocated memory is still 1.4 GB. Free memory was 984.7 MB in the beginning and 970.7 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...