./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product27.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_83a073b4-b804-45ce-89d9-1648f5a9f95b/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_83a073b4-b804-45ce-89d9-1648f5a9f95b/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_83a073b4-b804-45ce-89d9-1648f5a9f95b/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_83a073b4-b804-45ce-89d9-1648f5a9f95b/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product27.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_83a073b4-b804-45ce-89d9-1648f5a9f95b/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_83a073b4-b804-45ce-89d9-1648f5a9f95b/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 536f4e9bacbbdc4a60741158c51f8b2b0e9c1180 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:41:12,123 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:41:12,126 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:41:12,183 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:41:12,184 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:41:12,189 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:41:12,200 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:41:12,204 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:41:12,207 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:41:12,213 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:41:12,214 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:41:12,223 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:41:12,223 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:41:12,227 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:41:12,229 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:41:12,230 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:41:12,232 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:41:12,236 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:41:12,239 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:41:12,247 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:41:12,249 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:41:12,250 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:41:12,253 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:41:12,254 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:41:12,263 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:41:12,263 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:41:12,264 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:41:12,266 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:41:12,267 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:41:12,268 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:41:12,268 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:41:12,270 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:41:12,272 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:41:12,273 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:41:12,275 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:41:12,275 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:41:12,276 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:41:12,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:41:12,276 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:41:12,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:41:12,278 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:41:12,281 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_83a073b4-b804-45ce-89d9-1648f5a9f95b/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 16:41:12,323 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:41:12,323 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:41:12,324 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:41:12,325 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:41:12,325 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:41:12,326 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:41:12,326 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:41:12,326 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:41:12,326 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:41:12,326 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:41:12,327 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:41:12,328 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:41:12,328 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:41:12,328 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:41:12,328 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:41:12,329 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:41:12,329 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:41:12,329 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:41:12,329 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:41:12,329 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:41:12,330 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:41:12,330 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:41:12,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:41:12,330 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:41:12,330 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:41:12,331 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:41:12,331 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:41:12,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:41:12,331 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:41:12,333 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_83a073b4-b804-45ce-89d9-1648f5a9f95b/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_83a073b4-b804-45ce-89d9-1648f5a9f95b/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 536f4e9bacbbdc4a60741158c51f8b2b0e9c1180 [2020-12-01 16:41:12,597 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:41:12,626 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:41:12,630 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:41:12,632 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:41:12,633 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:41:12,633 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_83a073b4-b804-45ce-89d9-1648f5a9f95b/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product27.cil.c [2020-12-01 16:41:12,735 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_83a073b4-b804-45ce-89d9-1648f5a9f95b/bin/ukojak/data/51a9eab98/db2c532727bf43bdbf8885699089c4df/FLAG37c342719 [2020-12-01 16:41:13,234 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:41:13,235 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_83a073b4-b804-45ce-89d9-1648f5a9f95b/sv-benchmarks/c/product-lines/minepump_spec2_product27.cil.c [2020-12-01 16:41:13,248 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_83a073b4-b804-45ce-89d9-1648f5a9f95b/bin/ukojak/data/51a9eab98/db2c532727bf43bdbf8885699089c4df/FLAG37c342719 [2020-12-01 16:41:13,589 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_83a073b4-b804-45ce-89d9-1648f5a9f95b/bin/ukojak/data/51a9eab98/db2c532727bf43bdbf8885699089c4df [2020-12-01 16:41:13,592 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:41:13,595 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:41:13,600 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:41:13,600 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:41:13,604 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:41:13,605 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:41:13" (1/1) ... [2020-12-01 16:41:13,607 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ce21474 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:41:13, skipping insertion in model container [2020-12-01 16:41:13,608 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:41:13" (1/1) ... [2020-12-01 16:41:13,615 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:41:13,685 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:41:14,099 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:41:14,117 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:41:14,239 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:41:14,276 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:41:14,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:41:14 WrapperNode [2020-12-01 16:41:14,278 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:41:14,280 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:41:14,280 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:41:14,280 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:41:14,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:41:14" (1/1) ... [2020-12-01 16:41:14,320 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:41:14" (1/1) ... [2020-12-01 16:41:14,359 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:41:14,360 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:41:14,360 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:41:14,360 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:41:14,369 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:41:14" (1/1) ... [2020-12-01 16:41:14,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:41:14" (1/1) ... [2020-12-01 16:41:14,374 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:41:14" (1/1) ... [2020-12-01 16:41:14,374 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:41:14" (1/1) ... [2020-12-01 16:41:14,382 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:41:14" (1/1) ... [2020-12-01 16:41:14,387 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:41:14" (1/1) ... [2020-12-01 16:41:14,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:41:14" (1/1) ... [2020-12-01 16:41:14,393 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:41:14,394 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:41:14,394 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:41:14,395 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:41:14,396 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:41:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_83a073b4-b804-45ce-89d9-1648f5a9f95b/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 [2020-12-01 16:41:14,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:41:14,502 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-12-01 16:41:14,503 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-12-01 16:41:14,504 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-12-01 16:41:14,504 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-12-01 16:41:14,504 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-12-01 16:41:14,505 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-12-01 16:41:14,505 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-12-01 16:41:14,505 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-12-01 16:41:14,506 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-12-01 16:41:14,506 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-12-01 16:41:14,507 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-12-01 16:41:14,507 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-12-01 16:41:14,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 16:41:14,507 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-12-01 16:41:14,507 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-12-01 16:41:14,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:41:14,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:41:15,649 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:41:15,649 INFO L298 CfgBuilder]: Removed 38 assume(true) statements. [2020-12-01 16:41:15,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:41:15 BoogieIcfgContainer [2020-12-01 16:41:15,652 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:41:15,653 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:41:15,653 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:41:15,664 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:41:15,664 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:41:15" (1/1) ... [2020-12-01 16:41:15,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:41:15,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:15,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 55 states and 74 transitions. [2020-12-01 16:41:15,715 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2020-12-01 16:41:15,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 16:41:15,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:15,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:15,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:41:16,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:16,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2020-12-01 16:41:16,011 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2020-12-01 16:41:16,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 16:41:16,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:16,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:16,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:41:16,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:16,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2020-12-01 16:41:16,189 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2020-12-01 16:41:16,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 16:41:16,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:16,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:16,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:41:16,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:16,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 67 states and 96 transitions. [2020-12-01 16:41:16,450 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 96 transitions. [2020-12-01 16:41:16,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 16:41:16,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:16,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:16,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:41:16,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:16,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 68 states and 97 transitions. [2020-12-01 16:41:16,573 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 97 transitions. [2020-12-01 16:41:16,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 16:41:16,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:16,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:16,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:41:16,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:16,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 69 states and 98 transitions. [2020-12-01 16:41:16,689 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 98 transitions. [2020-12-01 16:41:16,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 16:41:16,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:16,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:16,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:41:17,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:17,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 85 states and 131 transitions. [2020-12-01 16:41:17,348 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 131 transitions. [2020-12-01 16:41:17,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 16:41:17,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:17,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:17,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:41:18,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:18,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 97 states and 158 transitions. [2020-12-01 16:41:18,390 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 158 transitions. [2020-12-01 16:41:18,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 16:41:18,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:18,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:18,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:41:18,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:18,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 102 states and 167 transitions. [2020-12-01 16:41:18,500 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 167 transitions. [2020-12-01 16:41:18,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 16:41:18,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:18,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:18,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:41:18,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:18,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 103 states and 168 transitions. [2020-12-01 16:41:18,582 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 168 transitions. [2020-12-01 16:41:18,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 16:41:18,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:18,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:18,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:41:18,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:18,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 107 states and 177 transitions. [2020-12-01 16:41:18,796 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 177 transitions. [2020-12-01 16:41:18,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 16:41:18,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:18,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:18,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:41:18,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:18,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 108 states and 178 transitions. [2020-12-01 16:41:18,848 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 178 transitions. [2020-12-01 16:41:18,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 16:41:18,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:18,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:18,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:41:19,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:19,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 113 states and 192 transitions. [2020-12-01 16:41:19,022 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 192 transitions. [2020-12-01 16:41:19,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 16:41:19,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:19,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:19,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:41:19,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:19,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 114 states and 193 transitions. [2020-12-01 16:41:19,103 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 193 transitions. [2020-12-01 16:41:19,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 16:41:19,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:19,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:19,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:41:19,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:19,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 115 states and 194 transitions. [2020-12-01 16:41:19,173 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 194 transitions. [2020-12-01 16:41:19,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 16:41:19,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:19,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:19,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:41:19,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:19,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 118 states and 202 transitions. [2020-12-01 16:41:19,429 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 202 transitions. [2020-12-01 16:41:19,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 16:41:19,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:19,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:19,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:41:19,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:19,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 119 states and 203 transitions. [2020-12-01 16:41:19,511 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 203 transitions. [2020-12-01 16:41:19,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 16:41:19,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:19,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:19,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:41:20,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:20,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 139 states and 251 transitions. [2020-12-01 16:41:20,944 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 251 transitions. [2020-12-01 16:41:20,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 16:41:20,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:20,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:20,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:41:20,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:20,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 140 states and 252 transitions. [2020-12-01 16:41:20,995 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 252 transitions. [2020-12-01 16:41:20,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-01 16:41:20,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:21,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:21,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:41:21,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:21,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 145 states and 261 transitions. [2020-12-01 16:41:21,239 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 261 transitions. [2020-12-01 16:41:21,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 16:41:21,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:21,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:21,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:41:21,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:21,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 146 states and 262 transitions. [2020-12-01 16:41:21,370 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 262 transitions. [2020-12-01 16:41:21,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 16:41:21,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:21,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:21,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:41:21,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:21,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 149 states and 270 transitions. [2020-12-01 16:41:21,618 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 270 transitions. [2020-12-01 16:41:21,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-01 16:41:21,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:21,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:21,688 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 16:41:21,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:21,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 155 states and 284 transitions. [2020-12-01 16:41:21,907 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 284 transitions. [2020-12-01 16:41:21,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-12-01 16:41:21,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:21,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:21,956 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 16:41:22,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:22,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 159 states and 292 transitions. [2020-12-01 16:41:22,465 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 292 transitions. [2020-12-01 16:41:22,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 16:41:22,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:22,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:22,511 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 16:41:22,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:22,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 160 states and 293 transitions. [2020-12-01 16:41:22,534 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 293 transitions. [2020-12-01 16:41:22,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 16:41:22,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:22,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:23,012 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 16:41:24,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:24,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 167 states and 319 transitions. [2020-12-01 16:41:24,353 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 319 transitions. [2020-12-01 16:41:24,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 16:41:24,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:24,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:24,392 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 16:41:25,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:25,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 174 states and 335 transitions. [2020-12-01 16:41:25,369 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 335 transitions. [2020-12-01 16:41:25,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-12-01 16:41:25,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:25,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:25,404 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-12-01 16:41:25,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:25,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 181 states and 347 transitions. [2020-12-01 16:41:25,640 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 347 transitions. [2020-12-01 16:41:25,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 16:41:25,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:25,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:25,706 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-01 16:41:25,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:25,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 182 states and 347 transitions. [2020-12-01 16:41:25,718 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 347 transitions. [2020-12-01 16:41:25,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-12-01 16:41:25,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:25,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:25,749 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 16:41:25,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:25,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 183 states and 348 transitions. [2020-12-01 16:41:25,776 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 348 transitions. [2020-12-01 16:41:25,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-12-01 16:41:25,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:25,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:25,811 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-12-01 16:41:25,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:25,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 184 states and 349 transitions. [2020-12-01 16:41:25,829 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 349 transitions. [2020-12-01 16:41:25,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-01 16:41:25,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:25,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:25,861 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 16:41:26,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:26,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 191 states and 361 transitions. [2020-12-01 16:41:26,057 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 361 transitions. [2020-12-01 16:41:26,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-01 16:41:26,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:26,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:26,177 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-01 16:41:27,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:27,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 199 states and 394 transitions. [2020-12-01 16:41:27,810 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 394 transitions. [2020-12-01 16:41:27,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-12-01 16:41:27,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:27,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:27,850 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:41:28,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:28,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 207 states and 421 transitions. [2020-12-01 16:41:28,864 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 421 transitions. [2020-12-01 16:41:28,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-12-01 16:41:28,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:28,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:28,897 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:41:28,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:28,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 208 states and 421 transitions. [2020-12-01 16:41:28,911 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 421 transitions. [2020-12-01 16:41:28,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-01 16:41:28,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:28,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:28,942 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 16:41:28,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:28,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 209 states and 424 transitions. [2020-12-01 16:41:28,953 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 424 transitions. [2020-12-01 16:41:28,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-01 16:41:28,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:28,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:28,985 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 16:41:29,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:29,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 211 states and 440 transitions. [2020-12-01 16:41:29,335 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 440 transitions. [2020-12-01 16:41:29,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-12-01 16:41:29,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:29,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:29,367 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:41:30,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:30,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 218 states and 464 transitions. [2020-12-01 16:41:30,042 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 464 transitions. [2020-12-01 16:41:30,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-01 16:41:30,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:30,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:30,074 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 16:41:30,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:30,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 219 states and 465 transitions. [2020-12-01 16:41:30,095 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 465 transitions. [2020-12-01 16:41:30,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-01 16:41:30,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:30,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:30,148 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:41:30,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:30,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 220 states and 466 transitions. [2020-12-01 16:41:30,169 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 466 transitions. [2020-12-01 16:41:30,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-01 16:41:30,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:30,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:30,209 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 16:41:30,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:30,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 225 states and 475 transitions. [2020-12-01 16:41:30,801 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 475 transitions. [2020-12-01 16:41:30,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-01 16:41:30,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:30,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:30,833 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 16:41:31,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:31,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 226 states and 478 transitions. [2020-12-01 16:41:31,151 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 478 transitions. [2020-12-01 16:41:31,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-01 16:41:31,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:31,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:31,211 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 16:41:31,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:31,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 228 states and 481 transitions. [2020-12-01 16:41:31,237 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 481 transitions. [2020-12-01 16:41:31,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-01 16:41:31,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:31,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:31,545 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:41:34,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:34,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 238 states and 511 transitions. [2020-12-01 16:41:34,207 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 511 transitions. [2020-12-01 16:41:34,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-01 16:41:34,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:34,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:34,284 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:41:34,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:34,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 240 states and 519 transitions. [2020-12-01 16:41:34,700 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 519 transitions. [2020-12-01 16:41:34,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-01 16:41:34,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:34,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:34,738 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-01 16:41:37,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:37,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 256 states and 563 transitions. [2020-12-01 16:41:37,367 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 563 transitions. [2020-12-01 16:41:37,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-01 16:41:37,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:37,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:37,403 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 16:41:37,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:37,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 257 states and 566 transitions. [2020-12-01 16:41:37,420 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 566 transitions. [2020-12-01 16:41:37,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-01 16:41:37,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:37,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:37,454 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 16:41:37,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:37,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 262 states and 575 transitions. [2020-12-01 16:41:37,781 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 575 transitions. [2020-12-01 16:41:37,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-01 16:41:37,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:37,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:37,817 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-01 16:41:39,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:39,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 268 states and 573 transitions. [2020-12-01 16:41:39,306 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 573 transitions. [2020-12-01 16:41:39,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-12-01 16:41:39,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:39,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:39,337 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:41:39,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:39,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 269 states and 574 transitions. [2020-12-01 16:41:39,362 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 574 transitions. [2020-12-01 16:41:39,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-01 16:41:39,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:39,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:39,397 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-01 16:41:40,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:40,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 275 states and 588 transitions. [2020-12-01 16:41:40,719 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 588 transitions. [2020-12-01 16:41:40,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-01 16:41:40,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:40,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:40,751 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-01 16:41:40,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:40,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 276 states and 589 transitions. [2020-12-01 16:41:40,775 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 589 transitions. [2020-12-01 16:41:40,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-01 16:41:40,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:40,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:40,807 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-01 16:41:41,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:41,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 277 states and 592 transitions. [2020-12-01 16:41:41,197 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 592 transitions. [2020-12-01 16:41:41,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-01 16:41:41,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:41,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:41,231 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-01 16:41:41,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:41,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 280 states and 597 transitions. [2020-12-01 16:41:41,731 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 597 transitions. [2020-12-01 16:41:41,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-01 16:41:41,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:41,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:41,800 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:41:42,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:42,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 282 states and 602 transitions. [2020-12-01 16:41:42,233 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 602 transitions. [2020-12-01 16:41:42,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-01 16:41:42,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:42,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:42,272 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:41:42,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:42,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 283 states and 603 transitions. [2020-12-01 16:41:42,296 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 603 transitions. [2020-12-01 16:41:42,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-12-01 16:41:42,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:42,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:42,335 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-01 16:41:42,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:42,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 288 states and 612 transitions. [2020-12-01 16:41:42,382 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 612 transitions. [2020-12-01 16:41:42,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-01 16:41:42,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:42,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:42,416 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-12-01 16:41:43,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:43,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 294 states and 624 transitions. [2020-12-01 16:41:43,210 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 624 transitions. [2020-12-01 16:41:43,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-12-01 16:41:43,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:43,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:43,242 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-12-01 16:41:43,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:43,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 299 states and 635 transitions. [2020-12-01 16:41:43,659 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 635 transitions. [2020-12-01 16:41:43,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-01 16:41:43,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:43,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:43,690 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 16:41:43,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:43,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 300 states and 636 transitions. [2020-12-01 16:41:43,758 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 636 transitions. [2020-12-01 16:41:43,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-01 16:41:43,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:43,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:43,789 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-12-01 16:41:43,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:43,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 301 states and 636 transitions. [2020-12-01 16:41:43,806 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 636 transitions. [2020-12-01 16:41:43,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-01 16:41:43,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:43,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:43,837 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-12-01 16:41:43,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:43,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 302 states and 637 transitions. [2020-12-01 16:41:43,862 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 637 transitions. [2020-12-01 16:41:43,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-01 16:41:43,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:43,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:43,895 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-12-01 16:41:44,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:44,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 303 states and 640 transitions. [2020-12-01 16:41:44,331 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 640 transitions. [2020-12-01 16:41:44,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-01 16:41:44,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:44,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:44,435 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-12-01 16:41:44,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:44,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 305 states and 643 transitions. [2020-12-01 16:41:44,659 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 643 transitions. [2020-12-01 16:41:44,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-01 16:41:44,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:44,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:44,695 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-12-01 16:41:44,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:44,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 306 states and 643 transitions. [2020-12-01 16:41:44,715 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 643 transitions. [2020-12-01 16:41:44,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-01 16:41:44,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:44,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:44,758 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-12-01 16:41:44,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:44,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 309 states and 647 transitions. [2020-12-01 16:41:44,784 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 647 transitions. [2020-12-01 16:41:44,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-01 16:41:44,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:44,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:44,824 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-12-01 16:41:44,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:44,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 310 states and 648 transitions. [2020-12-01 16:41:44,851 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 648 transitions. [2020-12-01 16:41:44,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-01 16:41:44,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:44,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:44,892 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2020-12-01 16:41:44,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:44,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 313 states and 653 transitions. [2020-12-01 16:41:44,917 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 653 transitions. [2020-12-01 16:41:44,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-01 16:41:44,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:44,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:44,952 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-12-01 16:41:44,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:44,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 314 states and 654 transitions. [2020-12-01 16:41:44,988 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 654 transitions. [2020-12-01 16:41:44,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-01 16:41:44,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:41:45,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:41:45,027 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2020-12-01 16:41:45,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:41:45,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 93 states and 124 transitions. [2020-12-01 16:41:45,054 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 124 transitions. [2020-12-01 16:41:45,054 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 16:41:45,055 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 70 iterations. [2020-12-01 16:41:45,061 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-12-01 16:41:45,465 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2020-12-01 16:41:45,479 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 16:41:45,479 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 16:41:45,479 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 16:41:45,480 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 16:41:45,480 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 16:41:45,480 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 16:41:45,480 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 16:41:45,480 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 16:41:45,480 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2020-12-01 16:41:45,482 INFO L569 CodeCheckObserver]: Invariant with dag size 22 [2020-12-01 16:41:45,484 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 16:41:45,485 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 16:41:45,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 04:41:45 ImpRootNode [2020-12-01 16:41:45,486 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 16:41:45,486 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 16:41:45,486 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 16:41:45,486 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 16:41:45,487 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:41:15" (3/4) ... [2020-12-01 16:41:45,494 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 16:41:45,501 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2020-12-01 16:41:45,502 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2020-12-01 16:41:45,502 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2020-12-01 16:41:45,502 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2020-12-01 16:41:45,502 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2020-12-01 16:41:45,502 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2020-12-01 16:41:45,503 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2020-12-01 16:41:45,516 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 60 nodes and edges [2020-12-01 16:41:45,517 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2020-12-01 16:41:45,518 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2020-12-01 16:41:45,518 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-01 16:41:45,519 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-01 16:41:45,519 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 16:41:45,520 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 16:41:45,543 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == systemActive) && !(1 == systemActive)) || (!(methAndRunningLastTime == 0) && !(methaneLevelCritical == 0))) || (!(pumpRunning == 0) && 1 == systemActive)) || pumpRunning == \old(pumpRunning) [2020-12-01 16:41:45,611 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_83a073b4-b804-45ce-89d9-1648f5a9f95b/bin/ukojak/witness.graphml [2020-12-01 16:41:45,614 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 16:41:45,616 INFO L168 Benchmark]: Toolchain (without parser) took 32019.87 ms. Allocated memory was 79.7 MB in the beginning and 463.5 MB in the end (delta: 383.8 MB). Free memory was 45.3 MB in the beginning and 177.2 MB in the end (delta: -132.0 MB). Peak memory consumption was 251.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:41:45,617 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 79.7 MB. Free memory was 52.1 MB in the beginning and 52.1 MB in the end (delta: 26.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:41:45,617 INFO L168 Benchmark]: CACSL2BoogieTranslator took 679.03 ms. Allocated memory was 79.7 MB in the beginning and 96.5 MB in the end (delta: 16.8 MB). Free memory was 45.1 MB in the beginning and 63.3 MB in the end (delta: -18.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 16:41:45,617 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.70 ms. Allocated memory is still 96.5 MB. Free memory was 63.3 MB in the beginning and 60.9 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:41:45,618 INFO L168 Benchmark]: Boogie Preprocessor took 33.37 ms. Allocated memory is still 96.5 MB. Free memory was 60.9 MB in the beginning and 59.1 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:41:45,618 INFO L168 Benchmark]: RCFGBuilder took 1257.60 ms. Allocated memory is still 96.5 MB. Free memory was 58.8 MB in the beginning and 73.3 MB in the end (delta: -14.6 MB). Peak memory consumption was 32.7 MB. Max. memory is 16.1 GB. [2020-12-01 16:41:45,619 INFO L168 Benchmark]: CodeCheck took 29833.18 ms. Allocated memory was 96.5 MB in the beginning and 463.5 MB in the end (delta: 367.0 MB). Free memory was 73.3 MB in the beginning and 182.5 MB in the end (delta: -109.1 MB). Peak memory consumption was 256.5 MB. Max. memory is 16.1 GB. [2020-12-01 16:41:45,619 INFO L168 Benchmark]: Witness Printer took 127.83 ms. Allocated memory is still 463.5 MB. Free memory was 182.5 MB in the beginning and 177.2 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-01 16:41:45,621 INFO L339 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, 55 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 29.3s, OverallIterations: 70, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1293243428 SDtfs, -1856597204 SDslu, 511260892 SDs, 0 SdLazy, -1967398692 SolverSat, -411805132 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 91.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 34744 GetRequests, 34361 SyntacticMatches, 15 SemanticMatches, 368 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63710 ImplicationChecksByTransitivity, 21.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 3012 NumberOfCodeBlocks, 3012 NumberOfCodeBlocksAsserted, 69 NumberOfCheckSat, 2943 ConstructedInterpolants, 0 QuantifiedInterpolants, 257315 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 69 InterpolantComputations, 65 PerfectInterpolantSequences, 1048/1058 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: 3]: 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: 792]: Loop Invariant Derived loop invariant: (!(pumpRunning == 0) || !(methaneLevelCritical == 0)) || !(0 == systemActive) - InvariantResult [Line: 557]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (((!(0 == systemActive) && !(1 == systemActive)) || (!(methAndRunningLastTime == 0) && !(methaneLevelCritical == 0))) || (!(pumpRunning == 0) && 1 == systemActive)) || pumpRunning == \old(pumpRunning) - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 79.7 MB. Free memory was 52.1 MB in the beginning and 52.1 MB in the end (delta: 26.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 679.03 ms. Allocated memory was 79.7 MB in the beginning and 96.5 MB in the end (delta: 16.8 MB). Free memory was 45.1 MB in the beginning and 63.3 MB in the end (delta: -18.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 79.70 ms. Allocated memory is still 96.5 MB. Free memory was 63.3 MB in the beginning and 60.9 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 33.37 ms. Allocated memory is still 96.5 MB. Free memory was 60.9 MB in the beginning and 59.1 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1257.60 ms. Allocated memory is still 96.5 MB. Free memory was 58.8 MB in the beginning and 73.3 MB in the end (delta: -14.6 MB). Peak memory consumption was 32.7 MB. Max. memory is 16.1 GB. * CodeCheck took 29833.18 ms. Allocated memory was 96.5 MB in the beginning and 463.5 MB in the end (delta: 367.0 MB). Free memory was 73.3 MB in the beginning and 182.5 MB in the end (delta: -109.1 MB). Peak memory consumption was 256.5 MB. Max. memory is 16.1 GB. * Witness Printer took 127.83 ms. Allocated memory is still 463.5 MB. Free memory was 182.5 MB in the beginning and 177.2 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...