./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product16.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_daf4fa67-cbdd-4f63-a427-24e899db7dc5/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_daf4fa67-cbdd-4f63-a427-24e899db7dc5/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_daf4fa67-cbdd-4f63-a427-24e899db7dc5/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_daf4fa67-cbdd-4f63-a427-24e899db7dc5/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product16.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_daf4fa67-cbdd-4f63-a427-24e899db7dc5/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_daf4fa67-cbdd-4f63-a427-24e899db7dc5/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 407d2ed2af07127fb49dbf31f1dfe014dd6d299c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 02:40:44,224 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 02:40:44,226 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 02:40:44,234 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 02:40:44,234 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 02:40:44,235 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 02:40:44,236 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 02:40:44,238 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 02:40:44,239 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 02:40:44,240 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 02:40:44,241 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 02:40:44,242 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 02:40:44,242 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 02:40:44,243 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 02:40:44,244 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 02:40:44,245 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 02:40:44,245 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 02:40:44,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 02:40:44,248 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 02:40:44,250 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 02:40:44,251 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 02:40:44,252 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 02:40:44,253 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 02:40:44,254 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 02:40:44,256 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 02:40:44,256 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 02:40:44,256 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 02:40:44,257 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 02:40:44,257 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 02:40:44,258 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 02:40:44,258 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 02:40:44,259 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 02:40:44,259 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 02:40:44,260 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 02:40:44,260 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 02:40:44,261 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 02:40:44,261 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 02:40:44,261 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 02:40:44,261 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 02:40:44,262 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 02:40:44,263 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 02:40:44,263 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_daf4fa67-cbdd-4f63-a427-24e899db7dc5/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 02:40:44,275 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 02:40:44,276 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 02:40:44,276 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 02:40:44,276 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 02:40:44,277 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 02:40:44,277 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 02:40:44,277 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 02:40:44,277 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 02:40:44,277 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 02:40:44,277 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 02:40:44,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 02:40:44,278 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 02:40:44,278 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 02:40:44,278 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 02:40:44,278 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 02:40:44,278 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 02:40:44,278 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 02:40:44,279 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 02:40:44,279 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 02:40:44,279 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 02:40:44,279 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 02:40:44,279 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 02:40:44,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 02:40:44,279 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 02:40:44,280 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 02:40:44,280 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 02:40:44,280 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 02:40:44,280 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 02:40:44,280 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 02:40:44,280 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_daf4fa67-cbdd-4f63-a427-24e899db7dc5/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 -> 407d2ed2af07127fb49dbf31f1dfe014dd6d299c [2019-12-01 02:40:44,389 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 02:40:44,398 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 02:40:44,400 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 02:40:44,401 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 02:40:44,401 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 02:40:44,402 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_daf4fa67-cbdd-4f63-a427-24e899db7dc5/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec4_product16.cil.c [2019-12-01 02:40:44,442 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_daf4fa67-cbdd-4f63-a427-24e899db7dc5/bin/ukojak/data/564ea10a6/f42522a17caa410588916b816be09a9d/FLAG369d7315a [2019-12-01 02:40:44,877 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 02:40:44,878 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_daf4fa67-cbdd-4f63-a427-24e899db7dc5/sv-benchmarks/c/product-lines/minepump_spec4_product16.cil.c [2019-12-01 02:40:44,885 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_daf4fa67-cbdd-4f63-a427-24e899db7dc5/bin/ukojak/data/564ea10a6/f42522a17caa410588916b816be09a9d/FLAG369d7315a [2019-12-01 02:40:44,893 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_daf4fa67-cbdd-4f63-a427-24e899db7dc5/bin/ukojak/data/564ea10a6/f42522a17caa410588916b816be09a9d [2019-12-01 02:40:44,895 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 02:40:44,896 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 02:40:44,896 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 02:40:44,896 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 02:40:44,899 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 02:40:44,899 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 02:40:44" (1/1) ... [2019-12-01 02:40:44,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7762f741 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:40:44, skipping insertion in model container [2019-12-01 02:40:44,901 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 02:40:44" (1/1) ... [2019-12-01 02:40:44,906 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 02:40:44,933 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 02:40:45,150 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 02:40:45,157 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 02:40:45,202 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 02:40:45,222 INFO L208 MainTranslator]: Completed translation [2019-12-01 02:40:45,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:40:45 WrapperNode [2019-12-01 02:40:45,222 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 02:40:45,223 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 02:40:45,223 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 02:40:45,223 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 02:40:45,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:40:45" (1/1) ... [2019-12-01 02:40:45,240 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:40:45" (1/1) ... [2019-12-01 02:40:45,259 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 02:40:45,259 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 02:40:45,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 02:40:45,260 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 02:40:45,266 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:40:45" (1/1) ... [2019-12-01 02:40:45,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:40:45" (1/1) ... [2019-12-01 02:40:45,268 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:40:45" (1/1) ... [2019-12-01 02:40:45,268 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:40:45" (1/1) ... [2019-12-01 02:40:45,273 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:40:45" (1/1) ... [2019-12-01 02:40:45,277 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:40:45" (1/1) ... [2019-12-01 02:40:45,278 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:40:45" (1/1) ... [2019-12-01 02:40:45,280 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 02:40:45,281 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 02:40:45,281 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 02:40:45,281 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 02:40:45,281 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:40:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_daf4fa67-cbdd-4f63-a427-24e899db7dc5/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 [2019-12-01 02:40:45,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 02:40:45,322 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-12-01 02:40:45,322 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-12-01 02:40:45,322 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-12-01 02:40:45,322 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-12-01 02:40:45,322 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-12-01 02:40:45,322 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-12-01 02:40:45,322 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-12-01 02:40:45,322 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-12-01 02:40:45,322 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-12-01 02:40:45,322 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-12-01 02:40:45,323 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-12-01 02:40:45,323 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-12-01 02:40:45,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-01 02:40:45,323 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-12-01 02:40:45,323 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-12-01 02:40:45,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 02:40:45,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 02:40:45,795 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 02:40:45,796 INFO L287 CfgBuilder]: Removed 36 assume(true) statements. [2019-12-01 02:40:45,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 02:40:45 BoogieIcfgContainer [2019-12-01 02:40:45,796 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 02:40:45,797 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 02:40:45,797 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 02:40:45,804 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 02:40:45,804 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 02:40:45" (1/1) ... [2019-12-01 02:40:45,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 02:40:45,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:40:45,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 54 states and 72 transitions. [2019-12-01 02:40:45,836 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2019-12-01 02:40:45,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-01 02:40:45,840 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:40:45,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:40:45,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:40:45,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:40:45,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 54 states and 70 transitions. [2019-12-01 02:40:45,998 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2019-12-01 02:40:45,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-01 02:40:45,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:40:46,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:40:46,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:40:46,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:40:46,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 56 states and 73 transitions. [2019-12-01 02:40:46,073 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2019-12-01 02:40:46,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-01 02:40:46,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:40:46,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:40:46,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:40:46,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:40:46,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 59 states and 81 transitions. [2019-12-01 02:40:46,138 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 81 transitions. [2019-12-01 02:40:46,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-01 02:40:46,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:40:46,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:40:46,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:40:46,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:40:46,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 67 states and 95 transitions. [2019-12-01 02:40:46,261 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 95 transitions. [2019-12-01 02:40:46,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-01 02:40:46,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:40:46,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:40:46,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:40:46,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:40:46,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 68 states and 96 transitions. [2019-12-01 02:40:46,308 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 96 transitions. [2019-12-01 02:40:46,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-01 02:40:46,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:40:46,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:40:46,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:40:46,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:40:46,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 84 states and 130 transitions. [2019-12-01 02:40:46,632 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 130 transitions. [2019-12-01 02:40:46,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-01 02:40:46,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:40:46,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:40:46,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:40:46,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:40:46,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 88 states and 138 transitions. [2019-12-01 02:40:46,713 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 138 transitions. [2019-12-01 02:40:46,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-01 02:40:46,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:40:46,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:40:46,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:40:46,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:40:46,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 89 states and 139 transitions. [2019-12-01 02:40:46,752 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 139 transitions. [2019-12-01 02:40:46,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-01 02:40:46,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:40:46,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:40:46,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:40:46,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:40:46,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 90 states and 140 transitions. [2019-12-01 02:40:46,795 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 140 transitions. [2019-12-01 02:40:46,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-01 02:40:46,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:40:46,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:40:46,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:40:46,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:40:46,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 91 states and 141 transitions. [2019-12-01 02:40:46,827 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 141 transitions. [2019-12-01 02:40:46,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-01 02:40:46,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:40:46,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:40:46,868 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:40:47,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:40:47,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 101 states and 162 transitions. [2019-12-01 02:40:47,098 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 162 transitions. [2019-12-01 02:40:47,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-01 02:40:47,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:40:47,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:40:47,124 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:40:47,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:40:47,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 102 states and 164 transitions. [2019-12-01 02:40:47,145 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 164 transitions. [2019-12-01 02:40:47,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-01 02:40:47,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:40:47,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:40:47,164 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:40:47,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:40:47,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 103 states and 165 transitions. [2019-12-01 02:40:47,177 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 165 transitions. [2019-12-01 02:40:47,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-01 02:40:47,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:40:47,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:40:47,196 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:40:47,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:40:47,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 97 states and 154 transitions. [2019-12-01 02:40:47,210 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 154 transitions. [2019-12-01 02:40:47,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-01 02:40:47,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:40:47,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:40:47,267 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 02:40:47,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:40:47,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 109 states and 189 transitions. [2019-12-01 02:40:47,537 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 189 transitions. [2019-12-01 02:40:47,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-12-01 02:40:47,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:40:47,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:40:47,563 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 02:40:47,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:40:47,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 111 states and 192 transitions. [2019-12-01 02:40:47,660 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 192 transitions. [2019-12-01 02:40:47,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-01 02:40:47,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:40:47,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:40:47,702 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:40:48,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:40:48,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 126 states and 232 transitions. [2019-12-01 02:40:48,204 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 232 transitions. [2019-12-01 02:40:48,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-12-01 02:40:48,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:40:48,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:40:48,225 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 02:40:48,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:40:48,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 127 states and 232 transitions. [2019-12-01 02:40:48,334 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 232 transitions. [2019-12-01 02:40:48,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-01 02:40:48,336 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:40:48,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:40:48,357 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:40:48,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:40:48,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 128 states and 236 transitions. [2019-12-01 02:40:48,479 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 236 transitions. [2019-12-01 02:40:48,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-01 02:40:48,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:40:48,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:40:48,499 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 02:40:48,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:40:48,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 129 states and 237 transitions. [2019-12-01 02:40:48,510 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 237 transitions. [2019-12-01 02:40:48,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-01 02:40:48,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:40:48,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:40:48,529 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 02:40:48,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:40:48,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 130 states and 238 transitions. [2019-12-01 02:40:48,540 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 238 transitions. [2019-12-01 02:40:48,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-01 02:40:48,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:40:48,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:40:48,557 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:40:48,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:40:48,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 131 states and 239 transitions. [2019-12-01 02:40:48,568 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 239 transitions. [2019-12-01 02:40:48,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-01 02:40:48,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:40:48,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:40:48,592 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:40:48,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:40:48,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 132 states and 240 transitions. [2019-12-01 02:40:48,604 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 240 transitions. [2019-12-01 02:40:48,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-12-01 02:40:48,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:40:48,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:40:48,625 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:40:48,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:40:48,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 133 states and 237 transitions. [2019-12-01 02:40:48,753 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 237 transitions. [2019-12-01 02:40:48,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-12-01 02:40:48,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:40:48,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:40:48,812 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 02:40:49,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:40:49,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 135 states and 243 transitions. [2019-12-01 02:40:49,049 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 243 transitions. [2019-12-01 02:40:49,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-01 02:40:49,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:40:49,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:40:49,070 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-12-01 02:40:49,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:40:49,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 97 states and 149 transitions. [2019-12-01 02:40:49,206 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 149 transitions. [2019-12-01 02:40:49,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-01 02:40:49,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:40:49,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:40:49,229 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 02:40:49,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:40:49,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 102 states and 156 transitions. [2019-12-01 02:40:49,248 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 156 transitions. [2019-12-01 02:40:49,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-01 02:40:49,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:40:49,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:40:49,264 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 02:40:49,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:40:49,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 103 states and 157 transitions. [2019-12-01 02:40:49,281 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 157 transitions. [2019-12-01 02:40:49,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-01 02:40:49,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:40:49,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:40:49,297 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 02:40:49,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:40:49,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 53 states and 73 transitions. [2019-12-01 02:40:49,313 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 73 transitions. [2019-12-01 02:40:49,313 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-01 02:40:49,314 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 30 iterations. [2019-12-01 02:40:49,321 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-12-01 02:40:49,476 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 02:40:49,480 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 02:40:49,481 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 02:40:49,481 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 02:40:49,481 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 02:40:49,481 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 02:40:49,481 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 02:40:49,481 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2019-12-01 02:40:49,485 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 02:40:49,485 INFO L569 CodeCheckObserver]: Invariant with dag size 10 [2019-12-01 02:40:49,486 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 02:40:49,486 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 02:40:49,486 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 02:40:49,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 02:40:49 ImpRootNode [2019-12-01 02:40:49,486 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 02:40:49,487 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 02:40:49,487 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 02:40:49,487 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 02:40:49,487 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 02:40:45" (3/4) ... [2019-12-01 02:40:49,490 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-01 02:40:49,495 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2019-12-01 02:40:49,495 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-12-01 02:40:49,495 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-12-01 02:40:49,495 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-12-01 02:40:49,495 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-12-01 02:40:49,495 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2019-12-01 02:40:49,495 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2019-12-01 02:40:49,502 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 55 nodes and edges [2019-12-01 02:40:49,502 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-01 02:40:49,503 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-12-01 02:40:49,503 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-01 02:40:49,503 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-01 02:40:49,504 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-01 02:40:49,504 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-01 02:40:49,528 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (1 == systemActive || pumpRunning == \old(pumpRunning)) || !(pumpRunning == 0) [2019-12-01 02:40:49,554 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_daf4fa67-cbdd-4f63-a427-24e899db7dc5/bin/ukojak/witness.graphml [2019-12-01 02:40:49,554 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 02:40:49,555 INFO L168 Benchmark]: Toolchain (without parser) took 4659.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 943.5 MB in the beginning and 1.0 GB in the end (delta: -70.2 MB). Peak memory consumption was 79.2 MB. Max. memory is 11.5 GB. [2019-12-01 02:40:49,556 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 02:40:49,556 INFO L168 Benchmark]: CACSL2BoogieTranslator took 326.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.9 MB). Free memory was 943.5 MB in the beginning and 1.1 GB in the end (delta: -136.5 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2019-12-01 02:40:49,556 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.43 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 02:40:49,556 INFO L168 Benchmark]: Boogie Preprocessor took 21.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-01 02:40:49,557 INFO L168 Benchmark]: RCFGBuilder took 515.81 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 67.0 MB). Peak memory consumption was 67.0 MB. Max. memory is 11.5 GB. [2019-12-01 02:40:49,557 INFO L168 Benchmark]: CodeCheck took 3689.52 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 53.5 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -14.6 MB). Peak memory consumption was 38.9 MB. Max. memory is 11.5 GB. [2019-12-01 02:40:49,557 INFO L168 Benchmark]: Witness Printer took 67.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 11.5 GB. [2019-12-01 02:40:49,558 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, 54 locations, 1 error locations. Result: SAFE, OverallTime: 3.4s, OverallIterations: 30, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 2073743244 SDtfs, -1386055868 SDslu, 784213684 SDs, 0 SdLazy, -170511940 SolverSat, 1363337052 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 8828 GetRequests, 8635 SyntacticMatches, 89 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4485 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 903 NumberOfCodeBlocks, 903 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 874 ConstructedInterpolants, 0 QuantifiedInterpolants, 66256 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 29 InterpolantComputations, 24 PerfectInterpolantSequences, 238/259 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: 633]: 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: 825]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 825]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 853]: 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: 1 == systemActive && pumpRunning == 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: (1 == systemActive || pumpRunning == \old(pumpRunning)) || !(pumpRunning == 0) - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 326.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.9 MB). Free memory was 943.5 MB in the beginning and 1.1 GB in the end (delta: -136.5 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 36.43 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 515.81 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 67.0 MB). Peak memory consumption was 67.0 MB. Max. memory is 11.5 GB. * CodeCheck took 3689.52 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 53.5 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -14.6 MB). Peak memory consumption was 38.9 MB. Max. memory is 11.5 GB. * Witness Printer took 67.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...