./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_cd6bb575-e9e3-4c35-8b46-d634253df88f/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_cd6bb575-e9e3-4c35-8b46-d634253df88f/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_cd6bb575-e9e3-4c35-8b46-d634253df88f/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_cd6bb575-e9e3-4c35-8b46-d634253df88f/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_cd6bb575-e9e3-4c35-8b46-d634253df88f/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_cd6bb575-e9e3-4c35-8b46-d634253df88f/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 fdf87a043cfa0322a32123bf9fd837be20929f79 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 03:22:46,216 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 03:22:46,218 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 03:22:46,232 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 03:22:46,232 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 03:22:46,234 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 03:22:46,236 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 03:22:46,244 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 03:22:46,249 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 03:22:46,253 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 03:22:46,254 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 03:22:46,255 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 03:22:46,256 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 03:22:46,258 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 03:22:46,259 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 03:22:46,260 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 03:22:46,261 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 03:22:46,262 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 03:22:46,264 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 03:22:46,268 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 03:22:46,271 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 03:22:46,273 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 03:22:46,276 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 03:22:46,276 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 03:22:46,279 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 03:22:46,279 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 03:22:46,279 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 03:22:46,281 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 03:22:46,281 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 03:22:46,282 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 03:22:46,282 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 03:22:46,283 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 03:22:46,283 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 03:22:46,284 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 03:22:46,285 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 03:22:46,285 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 03:22:46,286 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 03:22:46,286 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 03:22:46,286 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 03:22:46,287 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 03:22:46,288 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 03:22:46,289 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_cd6bb575-e9e3-4c35-8b46-d634253df88f/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 03:22:46,313 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 03:22:46,323 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 03:22:46,324 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 03:22:46,324 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 03:22:46,325 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 03:22:46,325 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 03:22:46,325 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 03:22:46,325 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 03:22:46,325 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 03:22:46,326 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 03:22:46,326 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 03:22:46,326 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 03:22:46,326 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 03:22:46,326 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 03:22:46,327 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 03:22:46,327 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 03:22:46,327 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 03:22:46,327 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 03:22:46,327 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 03:22:46,328 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 03:22:46,328 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 03:22:46,329 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 03:22:46,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 03:22:46,329 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 03:22:46,329 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 03:22:46,330 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 03:22:46,330 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 03:22:46,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 03:22:46,331 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 03:22:46,331 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_cd6bb575-e9e3-4c35-8b46-d634253df88f/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 -> fdf87a043cfa0322a32123bf9fd837be20929f79 [2019-11-20 03:22:46,500 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 03:22:46,514 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 03:22:46,517 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 03:22:46,518 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 03:22:46,519 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 03:22:46,520 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_cd6bb575-e9e3-4c35-8b46-d634253df88f/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c [2019-11-20 03:22:46,577 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cd6bb575-e9e3-4c35-8b46-d634253df88f/bin/ukojak/data/24c227d78/078074a9c5db4aae8b7040bb13a87984/FLAGc7e896225 [2019-11-20 03:22:47,039 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 03:22:47,040 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_cd6bb575-e9e3-4c35-8b46-d634253df88f/sv-benchmarks/c/product-lines/minepump_spec1_product20.cil.c [2019-11-20 03:22:47,052 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cd6bb575-e9e3-4c35-8b46-d634253df88f/bin/ukojak/data/24c227d78/078074a9c5db4aae8b7040bb13a87984/FLAGc7e896225 [2019-11-20 03:22:47,399 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_cd6bb575-e9e3-4c35-8b46-d634253df88f/bin/ukojak/data/24c227d78/078074a9c5db4aae8b7040bb13a87984 [2019-11-20 03:22:47,402 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 03:22:47,403 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 03:22:47,404 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 03:22:47,404 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 03:22:47,407 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 03:22:47,408 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:22:47" (1/1) ... [2019-11-20 03:22:47,411 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@182f8492 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:22:47, skipping insertion in model container [2019-11-20 03:22:47,411 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:22:47" (1/1) ... [2019-11-20 03:22:47,417 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 03:22:47,488 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 03:22:47,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:22:47,944 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 03:22:48,013 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:22:48,043 INFO L192 MainTranslator]: Completed translation [2019-11-20 03:22:48,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:22:48 WrapperNode [2019-11-20 03:22:48,043 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 03:22:48,044 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 03:22:48,044 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 03:22:48,044 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 03:22:48,050 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:22:48" (1/1) ... [2019-11-20 03:22:48,066 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:22:48" (1/1) ... [2019-11-20 03:22:48,094 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 03:22:48,094 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 03:22:48,095 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 03:22:48,095 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 03:22:48,105 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:22:48" (1/1) ... [2019-11-20 03:22:48,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:22:48" (1/1) ... [2019-11-20 03:22:48,109 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:22:48" (1/1) ... [2019-11-20 03:22:48,109 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:22:48" (1/1) ... [2019-11-20 03:22:48,116 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:22:48" (1/1) ... [2019-11-20 03:22:48,121 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:22:48" (1/1) ... [2019-11-20 03:22:48,124 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:22:48" (1/1) ... [2019-11-20 03:22:48,127 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 03:22:48,128 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 03:22:48,128 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 03:22:48,128 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 03:22:48,129 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:22:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd6bb575-e9e3-4c35-8b46-d634253df88f/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 [2019-11-20 03:22:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 03:22:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-20 03:22:48,189 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-20 03:22:48,189 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-20 03:22:48,190 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-20 03:22:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-20 03:22:48,190 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-20 03:22:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-20 03:22:48,190 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-20 03:22:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-20 03:22:48,191 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-20 03:22:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-20 03:22:48,192 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-20 03:22:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 03:22:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-20 03:22:48,192 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-20 03:22:48,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 03:22:48,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 03:22:49,162 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 03:22:49,162 INFO L285 CfgBuilder]: Removed 36 assume(true) statements. [2019-11-20 03:22:49,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:22:49 BoogieIcfgContainer [2019-11-20 03:22:49,164 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 03:22:49,164 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 03:22:49,164 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 03:22:49,174 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 03:22:49,175 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:22:49" (1/1) ... [2019-11-20 03:22:49,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:22:49,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:22:49,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 54 states and 72 transitions. [2019-11-20 03:22:49,227 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2019-11-20 03:22:49,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-20 03:22:49,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:22:49,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:22:49,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:22:49,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:22:49,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 54 states and 70 transitions. [2019-11-20 03:22:49,478 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2019-11-20 03:22:49,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 03:22:49,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:22:49,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:22:49,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:22:49,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:22:49,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 56 states and 73 transitions. [2019-11-20 03:22:49,665 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2019-11-20 03:22:49,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 03:22:49,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:22:49,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:22:49,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:22:49,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:22:49,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 59 states and 81 transitions. [2019-11-20 03:22:49,834 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 81 transitions. [2019-11-20 03:22:49,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-20 03:22:49,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:22:49,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:22:49,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:22:50,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:22:50,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 67 states and 95 transitions. [2019-11-20 03:22:50,027 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 95 transitions. [2019-11-20 03:22:50,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 03:22:50,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:22:50,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:22:50,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:22:50,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:22:50,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 68 states and 96 transitions. [2019-11-20 03:22:50,089 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 96 transitions. [2019-11-20 03:22:50,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 03:22:50,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:22:50,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:22:50,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:22:50,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:22:50,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 69 states and 97 transitions. [2019-11-20 03:22:50,165 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 97 transitions. [2019-11-20 03:22:50,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 03:22:50,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:22:50,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:22:50,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:22:50,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:22:50,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 86 states and 134 transitions. [2019-11-20 03:22:50,850 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 134 transitions. [2019-11-20 03:22:50,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 03:22:50,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:22:50,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:22:50,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:22:50,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:22:50,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 91 states and 144 transitions. [2019-11-20 03:22:50,929 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 144 transitions. [2019-11-20 03:22:50,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-20 03:22:50,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:22:50,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:22:51,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:22:51,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:22:51,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 103 states and 172 transitions. [2019-11-20 03:22:51,799 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 172 transitions. [2019-11-20 03:22:51,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-20 03:22:51,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:22:51,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:22:51,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:22:51,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:22:51,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 106 states and 177 transitions. [2019-11-20 03:22:51,862 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 177 transitions. [2019-11-20 03:22:51,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 03:22:51,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:22:51,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:22:51,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:22:51,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:22:51,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 107 states and 178 transitions. [2019-11-20 03:22:51,906 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 178 transitions. [2019-11-20 03:22:51,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 03:22:51,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:22:51,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:22:51,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:22:52,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:22:52,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 112 states and 186 transitions. [2019-11-20 03:22:52,341 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 186 transitions. [2019-11-20 03:22:52,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 03:22:52,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:22:52,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:22:52,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:22:52,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:22:52,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 113 states and 187 transitions. [2019-11-20 03:22:52,378 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 187 transitions. [2019-11-20 03:22:52,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 03:22:52,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:22:52,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:22:52,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:22:52,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:22:52,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 119 states and 201 transitions. [2019-11-20 03:22:52,575 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 201 transitions. [2019-11-20 03:22:52,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-20 03:22:52,576 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:22:52,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:22:52,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:22:52,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:22:52,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 122 states and 208 transitions. [2019-11-20 03:22:52,862 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 208 transitions. [2019-11-20 03:22:52,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 03:22:52,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:22:52,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:22:52,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:22:53,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:22:53,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 127 states and 218 transitions. [2019-11-20 03:22:53,088 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 218 transitions. [2019-11-20 03:22:53,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 03:22:53,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:22:53,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:22:53,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:22:53,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:22:53,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 129 states and 220 transitions. [2019-11-20 03:22:53,122 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 220 transitions. [2019-11-20 03:22:53,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-11-20 03:22:53,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:22:53,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:22:53,206 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:22:53,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:22:53,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 136 states and 240 transitions. [2019-11-20 03:22:53,518 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 240 transitions. [2019-11-20 03:22:53,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-20 03:22:53,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:22:53,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:22:53,548 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:22:54,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:22:54,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 140 states and 247 transitions. [2019-11-20 03:22:54,050 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 247 transitions. [2019-11-20 03:22:54,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-20 03:22:54,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:22:54,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:22:54,087 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:22:54,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:22:54,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 138 states and 243 transitions. [2019-11-20 03:22:54,108 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 243 transitions. [2019-11-20 03:22:54,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 03:22:54,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:22:54,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:22:54,599 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 03:22:55,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:22:55,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 145 states and 256 transitions. [2019-11-20 03:22:55,694 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 256 transitions. [2019-11-20 03:22:55,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 03:22:55,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:22:55,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:22:55,722 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:22:56,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:22:56,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 151 states and 269 transitions. [2019-11-20 03:22:56,250 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 269 transitions. [2019-11-20 03:22:56,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 03:22:56,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:22:56,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:22:56,277 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:22:56,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:22:56,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 152 states and 271 transitions. [2019-11-20 03:22:56,317 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 271 transitions. [2019-11-20 03:22:56,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 03:22:56,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:22:56,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:22:56,353 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:22:57,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:22:57,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 163 states and 303 transitions. [2019-11-20 03:22:57,061 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 303 transitions. [2019-11-20 03:22:57,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 03:22:57,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:22:57,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:22:57,092 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:22:57,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:22:57,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 171 states and 316 transitions. [2019-11-20 03:22:57,471 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 316 transitions. [2019-11-20 03:22:57,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 03:22:57,472 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:22:57,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:22:57,500 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:22:57,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:22:57,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 173 states and 317 transitions. [2019-11-20 03:22:57,741 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 317 transitions. [2019-11-20 03:22:57,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 03:22:57,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:22:57,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:22:57,873 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:22:59,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:22:59,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 189 states and 359 transitions. [2019-11-20 03:22:59,727 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 359 transitions. [2019-11-20 03:22:59,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 03:22:59,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:22:59,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:22:59,757 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 03:22:59,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:22:59,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 191 states and 360 transitions. [2019-11-20 03:22:59,990 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 360 transitions. [2019-11-20 03:22:59,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 03:22:59,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:00,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:00,017 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:23:00,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:00,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 194 states and 369 transitions. [2019-11-20 03:23:00,266 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 369 transitions. [2019-11-20 03:23:00,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 03:23:00,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:00,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:00,291 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:23:00,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:00,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 195 states and 370 transitions. [2019-11-20 03:23:00,319 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 370 transitions. [2019-11-20 03:23:00,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 03:23:00,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:00,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:00,343 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:23:00,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:00,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 196 states and 371 transitions. [2019-11-20 03:23:00,379 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 371 transitions. [2019-11-20 03:23:00,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 03:23:00,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:00,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:00,405 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:23:00,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:00,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 197 states and 372 transitions. [2019-11-20 03:23:00,425 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 372 transitions. [2019-11-20 03:23:00,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 03:23:00,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:00,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:00,451 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:23:00,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:00,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 198 states and 373 transitions. [2019-11-20 03:23:00,472 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 373 transitions. [2019-11-20 03:23:00,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 03:23:00,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:00,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:00,496 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:23:00,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:00,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 199 states and 374 transitions. [2019-11-20 03:23:00,512 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 374 transitions. [2019-11-20 03:23:00,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 03:23:00,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:00,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:00,538 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:23:02,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:02,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 216 states and 418 transitions. [2019-11-20 03:23:02,688 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 418 transitions. [2019-11-20 03:23:02,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 03:23:02,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:02,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:02,737 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:23:03,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:03,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 218 states and 419 transitions. [2019-11-20 03:23:03,040 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 419 transitions. [2019-11-20 03:23:03,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 03:23:03,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:03,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:03,067 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:23:04,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:04,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 228 states and 435 transitions. [2019-11-20 03:23:04,632 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 435 transitions. [2019-11-20 03:23:04,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 03:23:04,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:04,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:04,658 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:23:05,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:05,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 230 states and 436 transitions. [2019-11-20 03:23:05,033 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 436 transitions. [2019-11-20 03:23:05,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 03:23:05,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:05,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:05,061 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:23:05,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:05,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 231 states and 437 transitions. [2019-11-20 03:23:05,090 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 437 transitions. [2019-11-20 03:23:05,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 03:23:05,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:05,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:05,112 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:23:07,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:07,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 237 states and 448 transitions. [2019-11-20 03:23:07,270 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 448 transitions. [2019-11-20 03:23:07,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 03:23:07,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:07,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:07,296 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:23:07,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:07,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 238 states and 449 transitions. [2019-11-20 03:23:07,320 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 449 transitions. [2019-11-20 03:23:07,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 03:23:07,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:07,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:07,500 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:23:07,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:07,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 241 states and 452 transitions. [2019-11-20 03:23:07,668 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 452 transitions. [2019-11-20 03:23:07,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 03:23:07,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:07,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:07,694 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:23:08,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:08,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 241 states and 445 transitions. [2019-11-20 03:23:08,183 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 445 transitions. [2019-11-20 03:23:08,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 03:23:08,184 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:08,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:08,209 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:23:08,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:08,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 242 states and 446 transitions. [2019-11-20 03:23:08,231 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 446 transitions. [2019-11-20 03:23:08,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 03:23:08,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:08,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:08,255 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 03:23:08,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:08,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 244 states and 448 transitions. [2019-11-20 03:23:08,558 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 448 transitions. [2019-11-20 03:23:08,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-20 03:23:08,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:08,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:08,585 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 03:23:08,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:08,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 249 states and 455 transitions. [2019-11-20 03:23:08,771 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 455 transitions. [2019-11-20 03:23:08,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 03:23:08,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:08,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:08,794 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-20 03:23:09,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:09,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 253 states and 462 transitions. [2019-11-20 03:23:09,184 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 462 transitions. [2019-11-20 03:23:09,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 03:23:09,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:09,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:09,223 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:23:11,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:11,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 261 states and 476 transitions. [2019-11-20 03:23:11,011 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 476 transitions. [2019-11-20 03:23:11,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-20 03:23:11,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:11,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:11,289 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 03:23:12,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:12,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 263 states and 477 transitions. [2019-11-20 03:23:12,869 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 477 transitions. [2019-11-20 03:23:12,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 03:23:12,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:12,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:12,894 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 03:23:12,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:12,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 264 states and 478 transitions. [2019-11-20 03:23:12,918 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 478 transitions. [2019-11-20 03:23:12,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-20 03:23:12,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:12,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:12,953 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-20 03:23:13,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:13,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 265 states and 479 transitions. [2019-11-20 03:23:13,328 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 479 transitions. [2019-11-20 03:23:13,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 03:23:13,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:13,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:13,357 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 03:23:13,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:13,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 263 states and 475 transitions. [2019-11-20 03:23:13,387 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 475 transitions. [2019-11-20 03:23:13,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 03:23:13,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:13,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:13,470 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 03:23:13,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:13,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 264 states and 478 transitions. [2019-11-20 03:23:13,949 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 478 transitions. [2019-11-20 03:23:13,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 03:23:13,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:13,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:13,973 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-20 03:23:14,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:14,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 262 states and 474 transitions. [2019-11-20 03:23:14,006 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 474 transitions. [2019-11-20 03:23:14,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 03:23:14,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:14,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:14,031 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 03:23:14,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:14,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 268 states and 486 transitions. [2019-11-20 03:23:14,294 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 486 transitions. [2019-11-20 03:23:14,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 03:23:14,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:14,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:14,317 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 03:23:14,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:14,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 271 states and 489 transitions. [2019-11-20 03:23:14,357 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 489 transitions. [2019-11-20 03:23:14,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-20 03:23:14,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:14,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:14,383 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:23:14,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:14,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 273 states and 491 transitions. [2019-11-20 03:23:14,424 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 491 transitions. [2019-11-20 03:23:14,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 03:23:14,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:14,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:14,451 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-20 03:23:14,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:14,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 273 states and 490 transitions. [2019-11-20 03:23:14,498 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 490 transitions. [2019-11-20 03:23:14,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 03:23:14,499 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:14,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:14,525 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 03:23:14,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:14,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 275 states and 493 transitions. [2019-11-20 03:23:14,560 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 493 transitions. [2019-11-20 03:23:14,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 03:23:14,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:14,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:14,590 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 03:23:14,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:14,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 276 states and 494 transitions. [2019-11-20 03:23:14,618 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 494 transitions. [2019-11-20 03:23:14,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 03:23:14,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:14,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:14,643 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 03:23:14,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:14,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 269 states and 477 transitions. [2019-11-20 03:23:14,684 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 477 transitions. [2019-11-20 03:23:14,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 03:23:14,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:14,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:14,708 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 03:23:14,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:14,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 270 states and 478 transitions. [2019-11-20 03:23:14,756 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 478 transitions. [2019-11-20 03:23:14,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 03:23:14,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:14,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:14,783 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:23:14,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:14,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 261 states and 461 transitions. [2019-11-20 03:23:14,818 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 461 transitions. [2019-11-20 03:23:14,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 03:23:14,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:14,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:14,857 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 03:23:14,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:14,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 248 states and 438 transitions. [2019-11-20 03:23:14,892 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 438 transitions. [2019-11-20 03:23:14,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 03:23:14,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:23:14,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:23:14,923 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 03:23:15,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:23:15,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 122 states and 176 transitions. [2019-11-20 03:23:15,592 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 176 transitions. [2019-11-20 03:23:15,592 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 03:23:15,593 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 66 iterations. [2019-11-20 03:23:15,599 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 03:23:15,966 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:23:15,969 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:23:15,969 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2019-11-20 03:23:15,973 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:23:15,973 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:23:15,973 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:23:15,974 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2019-11-20 03:23:15,974 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2019-11-20 03:23:15,975 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:23:15,975 INFO L569 CodeCheckObserver]: Invariant with dag size 14 [2019-11-20 03:23:15,976 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:23:15,976 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:23:15,977 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:23:15,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 03:23:15 ImpRootNode [2019-11-20 03:23:15,977 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 03:23:15,978 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 03:23:15,978 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 03:23:15,978 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 03:23:15,978 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:22:49" (3/4) ... [2019-11-20 03:23:15,981 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 03:23:15,986 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2019-11-20 03:23:15,986 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2019-11-20 03:23:15,987 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-11-20 03:23:15,987 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2019-11-20 03:23:15,987 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-11-20 03:23:15,987 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-11-20 03:23:15,987 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-11-20 03:23:15,994 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 55 nodes and edges [2019-11-20 03:23:15,995 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2019-11-20 03:23:15,995 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2019-11-20 03:23:15,996 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-20 03:23:15,996 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 03:23:15,997 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 03:23:16,054 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == systemActive) && !(pumpRunning == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0)) [2019-11-20 03:23:16,054 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) && !(0 == systemActive)) || !(pumpRunning == 0) [2019-11-20 03:23:16,055 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(pumpRunning == \old(pumpRunning)) || tmp == methaneLevelCritical) || !(pumpRunning == 0)) || 0 == systemActive) || 0 == tmp [2019-11-20 03:23:16,092 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_cd6bb575-e9e3-4c35-8b46-d634253df88f/bin/ukojak/witness.graphml [2019-11-20 03:23:16,092 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 03:23:16,094 INFO L168 Benchmark]: Toolchain (without parser) took 28690.43 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 575.1 MB). Free memory was 951.4 MB in the beginning and 1.5 GB in the end (delta: -597.3 MB). Peak memory consumption was 581.7 MB. Max. memory is 11.5 GB. [2019-11-20 03:23:16,094 INFO L168 Benchmark]: CDTParser took 0.27 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. [2019-11-20 03:23:16,095 INFO L168 Benchmark]: CACSL2BoogieTranslator took 639.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -169.8 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-11-20 03:23:16,095 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.31 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 03:23:16,095 INFO L168 Benchmark]: Boogie Preprocessor took 33.04 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. [2019-11-20 03:23:16,096 INFO L168 Benchmark]: RCFGBuilder took 1035.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 11.5 GB. [2019-11-20 03:23:16,096 INFO L168 Benchmark]: CodeCheck took 26813.30 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 326.1 MB). Free memory was 1.0 GB in the beginning and 829.0 MB in the end (delta: 210.7 MB). Peak memory consumption was 536.8 MB. Max. memory is 11.5 GB. [2019-11-20 03:23:16,096 INFO L168 Benchmark]: Witness Printer took 114.83 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 115.9 MB). Free memory was 829.0 MB in the beginning and 1.5 GB in the end (delta: -719.7 MB). Peak memory consumption was 8.2 kB. Max. memory is 11.5 GB. [2019-11-20 03:23:16,098 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: 26.3s, OverallIterations: 66, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1704501400 SDtfs, 1570536200 SDslu, -524464640 SDs, 0 SdLazy, 13808318 SolverSat, -674077114 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 67.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 31163 GetRequests, 30497 SyntacticMatches, 306 SemanticMatches, 360 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57661 ImplicationChecksByTransitivity, 20.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 2964 NumberOfCodeBlocks, 2964 NumberOfCodeBlocksAsserted, 65 NumberOfCheckSat, 2899 ConstructedInterpolants, 0 QuantifiedInterpolants, 286784 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 65 InterpolantComputations, 47 PerfectInterpolantSequences, 1198/1293 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: 44]: 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: 165]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 238]: Loop Invariant Derived loop invariant: ((!(0 == systemActive) && !(pumpRunning == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0)) - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) && !(0 == systemActive)) || !(pumpRunning == 0) - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 906]: Loop Invariant Derived loop invariant: (((!(pumpRunning == \old(pumpRunning)) || tmp == methaneLevelCritical) || !(pumpRunning == 0)) || 0 == systemActive) || 0 == tmp - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 906]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 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 639.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -169.8 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 50.31 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.04 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 1035.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 11.5 GB. * CodeCheck took 26813.30 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 326.1 MB). Free memory was 1.0 GB in the beginning and 829.0 MB in the end (delta: 210.7 MB). Peak memory consumption was 536.8 MB. Max. memory is 11.5 GB. * Witness Printer took 114.83 ms. Allocated memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: 115.9 MB). Free memory was 829.0 MB in the beginning and 1.5 GB in the end (delta: -719.7 MB). Peak memory consumption was 8.2 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...