./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product07.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_c05c8104-45e0-46cd-b5c4-f376ed92085c/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c05c8104-45e0-46cd-b5c4-f376ed92085c/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c05c8104-45e0-46cd-b5c4-f376ed92085c/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c05c8104-45e0-46cd-b5c4-f376ed92085c/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product07.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_c05c8104-45e0-46cd-b5c4-f376ed92085c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c05c8104-45e0-46cd-b5c4-f376ed92085c/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 eee003d188141d192a4a75bb282a26c7c76ed342 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 04:08:53,344 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 04:08:53,346 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 04:08:53,356 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 04:08:53,357 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 04:08:53,358 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 04:08:53,359 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 04:08:53,362 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 04:08:53,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 04:08:53,365 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 04:08:53,366 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 04:08:53,367 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 04:08:53,368 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 04:08:53,369 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 04:08:53,370 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 04:08:53,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 04:08:53,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 04:08:53,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 04:08:53,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 04:08:53,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 04:08:53,379 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 04:08:53,381 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 04:08:53,382 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 04:08:53,383 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 04:08:53,385 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 04:08:53,386 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 04:08:53,386 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 04:08:53,387 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 04:08:53,387 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 04:08:53,388 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 04:08:53,388 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 04:08:53,389 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 04:08:53,389 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 04:08:53,390 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 04:08:53,391 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 04:08:53,393 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 04:08:53,394 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 04:08:53,394 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 04:08:53,394 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 04:08:53,395 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 04:08:53,397 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 04:08:53,398 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c05c8104-45e0-46cd-b5c4-f376ed92085c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 04:08:53,415 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 04:08:53,419 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 04:08:53,420 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 04:08:53,420 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 04:08:53,421 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 04:08:53,421 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 04:08:53,421 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 04:08:53,422 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 04:08:53,422 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 04:08:53,422 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 04:08:53,423 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 04:08:53,423 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 04:08:53,424 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 04:08:53,424 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 04:08:53,424 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 04:08:53,424 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 04:08:53,425 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 04:08:53,425 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 04:08:53,425 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 04:08:53,425 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 04:08:53,426 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 04:08:53,426 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 04:08:53,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 04:08:53,426 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 04:08:53,427 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 04:08:53,427 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 04:08:53,427 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 04:08:53,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 04:08:53,428 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 04:08:53,428 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_c05c8104-45e0-46cd-b5c4-f376ed92085c/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 -> eee003d188141d192a4a75bb282a26c7c76ed342 [2019-11-20 04:08:53,624 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 04:08:53,634 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 04:08:53,637 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 04:08:53,639 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 04:08:53,640 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 04:08:53,640 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c05c8104-45e0-46cd-b5c4-f376ed92085c/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product07.cil.c [2019-11-20 04:08:53,695 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c05c8104-45e0-46cd-b5c4-f376ed92085c/bin/ukojak/data/7d93a3645/6892ea7243c64c85894ccc44e286726f/FLAG6b2e53fdd [2019-11-20 04:08:54,188 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 04:08:54,190 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c05c8104-45e0-46cd-b5c4-f376ed92085c/sv-benchmarks/c/product-lines/minepump_spec1_product07.cil.c [2019-11-20 04:08:54,208 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c05c8104-45e0-46cd-b5c4-f376ed92085c/bin/ukojak/data/7d93a3645/6892ea7243c64c85894ccc44e286726f/FLAG6b2e53fdd [2019-11-20 04:08:54,529 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c05c8104-45e0-46cd-b5c4-f376ed92085c/bin/ukojak/data/7d93a3645/6892ea7243c64c85894ccc44e286726f [2019-11-20 04:08:54,533 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 04:08:54,535 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 04:08:54,539 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 04:08:54,539 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 04:08:54,542 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 04:08:54,543 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:08:54" (1/1) ... [2019-11-20 04:08:54,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d97cc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:08:54, skipping insertion in model container [2019-11-20 04:08:54,552 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:08:54" (1/1) ... [2019-11-20 04:08:54,559 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 04:08:54,611 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 04:08:55,109 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 04:08:55,127 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 04:08:55,199 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 04:08:55,230 INFO L192 MainTranslator]: Completed translation [2019-11-20 04:08:55,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:08:55 WrapperNode [2019-11-20 04:08:55,231 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 04:08:55,231 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 04:08:55,232 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 04:08:55,232 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 04:08:55,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:08:55" (1/1) ... [2019-11-20 04:08:55,274 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:08:55" (1/1) ... [2019-11-20 04:08:55,329 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 04:08:55,334 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 04:08:55,334 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 04:08:55,334 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 04:08:55,344 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:08:55" (1/1) ... [2019-11-20 04:08:55,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:08:55" (1/1) ... [2019-11-20 04:08:55,360 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:08:55" (1/1) ... [2019-11-20 04:08:55,361 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:08:55" (1/1) ... [2019-11-20 04:08:55,379 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:08:55" (1/1) ... [2019-11-20 04:08:55,389 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:08:55" (1/1) ... [2019-11-20 04:08:55,392 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:08:55" (1/1) ... [2019-11-20 04:08:55,400 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 04:08:55,401 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 04:08:55,401 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 04:08:55,402 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 04:08:55,403 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:08:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c05c8104-45e0-46cd-b5c4-f376ed92085c/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 04:08:55,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 04:08:55,482 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-20 04:08:55,483 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-20 04:08:55,483 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-20 04:08:55,483 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-20 04:08:55,483 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-20 04:08:55,483 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-20 04:08:55,484 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-20 04:08:55,484 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-20 04:08:55,484 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-20 04:08:55,484 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-20 04:08:55,484 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-20 04:08:55,485 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-20 04:08:55,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 04:08:55,485 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-20 04:08:55,485 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-20 04:08:55,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 04:08:55,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 04:08:56,484 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 04:08:56,484 INFO L285 CfgBuilder]: Removed 32 assume(true) statements. [2019-11-20 04:08:56,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:08:56 BoogieIcfgContainer [2019-11-20 04:08:56,486 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 04:08:56,486 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 04:08:56,486 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 04:08:56,497 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 04:08:56,497 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:08:56" (1/1) ... [2019-11-20 04:08:56,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:08:56,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:08:56,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 56 states and 75 transitions. [2019-11-20 04:08:56,544 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 75 transitions. [2019-11-20 04:08:56,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-20 04:08:56,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:08:56,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:08:56,783 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 04:08:56,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:08:56,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 56 states and 73 transitions. [2019-11-20 04:08:56,797 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2019-11-20 04:08:56,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 04:08:56,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:08:56,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:08:56,907 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 04:08:56,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:08:56,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 58 states and 76 transitions. [2019-11-20 04:08:56,931 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 76 transitions. [2019-11-20 04:08:56,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 04:08:56,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:08:56,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:08:57,014 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 04:08:57,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:08:57,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 68 states and 97 transitions. [2019-11-20 04:08:57,221 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 97 transitions. [2019-11-20 04:08:57,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 04:08:57,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:08:57,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:08:57,376 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 04:08:57,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:08:57,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 84 states and 130 transitions. [2019-11-20 04:08:57,960 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 130 transitions. [2019-11-20 04:08:57,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-20 04:08:57,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:08:57,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:08:58,052 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 04:08:58,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:08:58,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 85 states and 131 transitions. [2019-11-20 04:08:58,068 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 131 transitions. [2019-11-20 04:08:58,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 04:08:58,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:08:58,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:08:58,106 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 04:08:58,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:08:58,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 86 states and 132 transitions. [2019-11-20 04:08:58,129 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 132 transitions. [2019-11-20 04:08:58,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 04:08:58,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:08:58,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:08:58,166 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 04:08:58,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:08:58,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 87 states and 133 transitions. [2019-11-20 04:08:58,183 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 133 transitions. [2019-11-20 04:08:58,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 04:08:58,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:08:58,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:08:58,219 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 04:08:58,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:08:58,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 93 states and 147 transitions. [2019-11-20 04:08:58,373 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 147 transitions. [2019-11-20 04:08:58,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 04:08:58,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:08:58,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:08:58,447 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 04:08:58,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:08:58,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 94 states and 148 transitions. [2019-11-20 04:08:58,464 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 148 transitions. [2019-11-20 04:08:58,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 04:08:58,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:08:58,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:08:58,572 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 04:08:59,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:08:59,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 111 states and 183 transitions. [2019-11-20 04:08:59,802 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 183 transitions. [2019-11-20 04:08:59,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 04:08:59,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:08:59,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:08:59,836 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 04:08:59,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:08:59,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 117 states and 195 transitions. [2019-11-20 04:08:59,997 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 195 transitions. [2019-11-20 04:08:59,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 04:08:59,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:00,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:00,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 04:09:00,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:00,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 123 states and 208 transitions. [2019-11-20 04:09:00,194 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 208 transitions. [2019-11-20 04:09:00,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 04:09:00,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:00,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:00,219 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 04:09:00,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:00,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 125 states and 210 transitions. [2019-11-20 04:09:00,239 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 210 transitions. [2019-11-20 04:09:00,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 04:09:00,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:00,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:00,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 04:09:00,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:00,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 126 states and 211 transitions. [2019-11-20 04:09:00,318 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 211 transitions. [2019-11-20 04:09:00,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 04:09:00,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:00,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:00,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 04:09:00,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:00,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 129 states and 219 transitions. [2019-11-20 04:09:00,619 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 219 transitions. [2019-11-20 04:09:00,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-20 04:09:00,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:00,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:00,701 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 04:09:01,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:01,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 139 states and 245 transitions. [2019-11-20 04:09:01,379 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 245 transitions. [2019-11-20 04:09:01,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-20 04:09:01,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:01,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:01,411 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 04:09:01,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:01,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 137 states and 241 transitions. [2019-11-20 04:09:01,440 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 241 transitions. [2019-11-20 04:09:01,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-20 04:09:01,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:01,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:01,812 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 04:09:02,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:02,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 140 states and 247 transitions. [2019-11-20 04:09:02,578 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 247 transitions. [2019-11-20 04:09:02,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-11-20 04:09:02,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:02,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:02,604 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 04:09:02,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:02,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 141 states and 248 transitions. [2019-11-20 04:09:02,643 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 248 transitions. [2019-11-20 04:09:02,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 04:09:02,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:02,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:02,707 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 04:09:03,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:03,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 147 states and 262 transitions. [2019-11-20 04:09:03,289 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 262 transitions. [2019-11-20 04:09:03,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 04:09:03,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:03,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:03,319 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 04:09:03,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:03,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 148 states and 263 transitions. [2019-11-20 04:09:03,350 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 263 transitions. [2019-11-20 04:09:03,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-20 04:09:03,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:03,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:03,381 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 04:09:03,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:03,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 155 states and 275 transitions. [2019-11-20 04:09:03,665 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 275 transitions. [2019-11-20 04:09:03,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-20 04:09:03,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:03,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:03,699 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 04:09:03,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:03,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 157 states and 276 transitions. [2019-11-20 04:09:03,959 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 276 transitions. [2019-11-20 04:09:03,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 04:09:03,960 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:03,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:04,012 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 04:09:04,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:04,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 158 states and 276 transitions. [2019-11-20 04:09:04,028 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 276 transitions. [2019-11-20 04:09:04,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 04:09:04,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:04,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:04,070 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 04:09:05,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:05,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 175 states and 311 transitions. [2019-11-20 04:09:05,898 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 311 transitions. [2019-11-20 04:09:05,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 04:09:05,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:05,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:05,926 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 04:09:05,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:05,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 178 states and 316 transitions. [2019-11-20 04:09:05,958 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 316 transitions. [2019-11-20 04:09:05,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 04:09:05,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:05,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:05,995 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 04:09:06,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:06,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 179 states and 317 transitions. [2019-11-20 04:09:06,011 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 317 transitions. [2019-11-20 04:09:06,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 04:09:06,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:06,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:06,139 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:09:08,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:08,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 195 states and 353 transitions. [2019-11-20 04:09:08,358 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 353 transitions. [2019-11-20 04:09:08,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 04:09:08,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:08,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:08,392 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:09:08,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:08,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 197 states and 354 transitions. [2019-11-20 04:09:08,750 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 354 transitions. [2019-11-20 04:09:08,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 04:09:08,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:08,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:08,812 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:09:10,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:10,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 209 states and 391 transitions. [2019-11-20 04:09:10,837 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 391 transitions. [2019-11-20 04:09:10,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 04:09:10,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:10,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:10,867 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:09:11,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:11,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 211 states and 393 transitions. [2019-11-20 04:09:11,142 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 393 transitions. [2019-11-20 04:09:11,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 04:09:11,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:11,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:11,169 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 04:09:13,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:13,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 219 states and 405 transitions. [2019-11-20 04:09:13,254 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 405 transitions. [2019-11-20 04:09:13,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 04:09:13,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:13,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:13,284 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 04:09:13,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:13,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 220 states and 410 transitions. [2019-11-20 04:09:13,300 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 410 transitions. [2019-11-20 04:09:13,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 04:09:13,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:13,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:13,336 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 04:09:13,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:13,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 221 states and 410 transitions. [2019-11-20 04:09:13,357 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 410 transitions. [2019-11-20 04:09:13,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 04:09:13,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:13,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:13,381 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 04:09:13,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:13,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 222 states and 413 transitions. [2019-11-20 04:09:13,878 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 413 transitions. [2019-11-20 04:09:13,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 04:09:13,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:13,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:13,926 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:09:13,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:13,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 223 states and 414 transitions. [2019-11-20 04:09:13,955 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 414 transitions. [2019-11-20 04:09:13,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 04:09:13,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:13,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:13,985 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 04:09:16,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:16,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 233 states and 429 transitions. [2019-11-20 04:09:16,088 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 429 transitions. [2019-11-20 04:09:16,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 04:09:16,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:16,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:16,117 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:09:16,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:16,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 234 states and 430 transitions. [2019-11-20 04:09:16,137 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 430 transitions. [2019-11-20 04:09:16,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 04:09:16,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:16,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:16,163 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 04:09:18,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:18,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 244 states and 455 transitions. [2019-11-20 04:09:18,136 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 455 transitions. [2019-11-20 04:09:18,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 04:09:18,138 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:18,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:18,163 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 04:09:18,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:18,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 250 states and 466 transitions. [2019-11-20 04:09:18,851 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 466 transitions. [2019-11-20 04:09:18,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 04:09:18,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:18,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:18,876 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 04:09:19,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:19,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 257 states and 483 transitions. [2019-11-20 04:09:19,377 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 483 transitions. [2019-11-20 04:09:19,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 04:09:19,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:19,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:19,613 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 04:09:19,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:19,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 258 states and 484 transitions. [2019-11-20 04:09:19,808 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 484 transitions. [2019-11-20 04:09:19,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 04:09:19,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:19,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:19,835 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 04:09:19,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:19,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 259 states and 484 transitions. [2019-11-20 04:09:19,854 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 484 transitions. [2019-11-20 04:09:19,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 04:09:19,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:19,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:19,881 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 04:09:19,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:19,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 260 states and 485 transitions. [2019-11-20 04:09:19,922 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 485 transitions. [2019-11-20 04:09:19,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 04:09:19,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:19,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:19,948 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 04:09:20,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:20,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 260 states and 478 transitions. [2019-11-20 04:09:20,328 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 478 transitions. [2019-11-20 04:09:20,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 04:09:20,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:20,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:20,356 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 04:09:20,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:20,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 263 states and 483 transitions. [2019-11-20 04:09:20,391 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 483 transitions. [2019-11-20 04:09:20,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 04:09:20,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:20,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:20,453 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 04:09:20,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:20,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 265 states and 485 transitions. [2019-11-20 04:09:20,852 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 485 transitions. [2019-11-20 04:09:20,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 04:09:20,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:20,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:20,909 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 04:09:20,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:20,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 266 states and 486 transitions. [2019-11-20 04:09:20,960 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 486 transitions. [2019-11-20 04:09:20,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-20 04:09:20,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:20,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:20,989 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:09:21,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:21,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 268 states and 488 transitions. [2019-11-20 04:09:21,084 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 488 transitions. [2019-11-20 04:09:21,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-20 04:09:21,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:21,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:21,111 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 04:09:21,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:21,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 272 states and 495 transitions. [2019-11-20 04:09:21,384 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 495 transitions. [2019-11-20 04:09:21,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 04:09:21,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:21,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:21,408 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:09:21,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:21,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 273 states and 497 transitions. [2019-11-20 04:09:21,475 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 497 transitions. [2019-11-20 04:09:21,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-20 04:09:21,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:21,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:21,500 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 04:09:21,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:21,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 274 states and 497 transitions. [2019-11-20 04:09:21,527 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 497 transitions. [2019-11-20 04:09:21,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 04:09:21,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:21,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:21,553 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 04:09:22,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:22,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 279 states and 507 transitions. [2019-11-20 04:09:22,078 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 507 transitions. [2019-11-20 04:09:22,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 04:09:22,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:22,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:22,104 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 04:09:22,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:22,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 277 states and 503 transitions. [2019-11-20 04:09:22,137 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 503 transitions. [2019-11-20 04:09:22,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 04:09:22,138 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:22,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:22,163 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 04:09:22,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:22,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 278 states and 506 transitions. [2019-11-20 04:09:22,580 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 506 transitions. [2019-11-20 04:09:22,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 04:09:22,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:22,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:22,605 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 04:09:23,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:23,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 279 states and 507 transitions. [2019-11-20 04:09:23,166 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 507 transitions. [2019-11-20 04:09:23,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-20 04:09:23,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:23,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:23,194 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 04:09:23,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:23,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 280 states and 507 transitions. [2019-11-20 04:09:23,218 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 507 transitions. [2019-11-20 04:09:23,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 04:09:23,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:23,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:23,249 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 04:09:23,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:23,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 282 states and 510 transitions. [2019-11-20 04:09:23,283 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 510 transitions. [2019-11-20 04:09:23,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 04:09:23,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:23,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:23,322 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 04:09:23,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:23,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 284 states and 512 transitions. [2019-11-20 04:09:23,355 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 512 transitions. [2019-11-20 04:09:23,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 04:09:23,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:23,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:23,384 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 04:09:23,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:23,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 285 states and 515 transitions. [2019-11-20 04:09:23,971 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 515 transitions. [2019-11-20 04:09:23,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 04:09:23,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:23,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:24,015 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:09:24,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:24,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 286 states and 517 transitions. [2019-11-20 04:09:24,057 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 517 transitions. [2019-11-20 04:09:24,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 04:09:24,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:24,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:24,089 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 04:09:24,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:24,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 287 states and 517 transitions. [2019-11-20 04:09:24,116 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 517 transitions. [2019-11-20 04:09:24,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 04:09:24,118 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:24,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:24,146 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 04:09:25,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:25,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 288 states and 517 transitions. [2019-11-20 04:09:25,467 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 517 transitions. [2019-11-20 04:09:25,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 04:09:25,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:25,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:25,493 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 04:09:25,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:25,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 291 states and 523 transitions. [2019-11-20 04:09:25,551 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 523 transitions. [2019-11-20 04:09:25,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 04:09:25,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:25,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:25,578 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 04:09:25,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:25,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 287 states and 513 transitions. [2019-11-20 04:09:25,631 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 513 transitions. [2019-11-20 04:09:25,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 04:09:25,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:25,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:25,657 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 04:09:25,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:25,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 289 states and 516 transitions. [2019-11-20 04:09:25,690 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 516 transitions. [2019-11-20 04:09:25,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 04:09:25,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:25,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:25,722 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 04:09:25,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:25,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 280 states and 499 transitions. [2019-11-20 04:09:25,763 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 499 transitions. [2019-11-20 04:09:25,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 04:09:25,765 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:25,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:25,794 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 04:09:25,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:25,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 281 states and 499 transitions. [2019-11-20 04:09:25,829 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 499 transitions. [2019-11-20 04:09:25,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 04:09:25,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:25,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:25,856 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 04:09:25,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:25,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 273 states and 482 transitions. [2019-11-20 04:09:25,904 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 482 transitions. [2019-11-20 04:09:25,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 04:09:25,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:25,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:25,930 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 04:09:25,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:25,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 274 states and 483 transitions. [2019-11-20 04:09:25,979 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 483 transitions. [2019-11-20 04:09:25,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 04:09:25,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:25,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:26,012 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 04:09:26,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:26,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 261 states and 460 transitions. [2019-11-20 04:09:26,061 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 460 transitions. [2019-11-20 04:09:26,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 04:09:26,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:26,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:26,093 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 28 proven. 8 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 04:09:26,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:26,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 263 states and 461 transitions. [2019-11-20 04:09:26,482 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 461 transitions. [2019-11-20 04:09:26,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-20 04:09:26,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:09:26,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:09:26,514 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 14 proven. 9 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 04:09:28,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:09:28,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 133 states and 189 transitions. [2019-11-20 04:09:28,077 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 189 transitions. [2019-11-20 04:09:28,079 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 04:09:28,079 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 74 iterations. [2019-11-20 04:09:28,090 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 04:09:28,581 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2019-11-20 04:09:28,588 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 04:09:28,588 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 04:09:28,588 INFO L569 CodeCheckObserver]: Invariant with dag size 18 [2019-11-20 04:09:28,589 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 04:09:28,590 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 04:09:28,590 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 04:09:28,590 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 04:09:28,590 INFO L569 CodeCheckObserver]: Invariant with dag size 19 [2019-11-20 04:09:28,592 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 04:09:28,592 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 04:09:28,592 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 04:09:28,592 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 04:09:28,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 04:09:28 ImpRootNode [2019-11-20 04:09:28,593 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 04:09:28,593 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 04:09:28,593 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 04:09:28,594 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 04:09:28,594 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:08:56" (3/4) ... [2019-11-20 04:09:28,597 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 04:09:28,603 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2019-11-20 04:09:28,603 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2019-11-20 04:09:28,603 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-11-20 04:09:28,603 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-11-20 04:09:28,603 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-11-20 04:09:28,603 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2019-11-20 04:09:28,604 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-11-20 04:09:28,611 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 53 nodes and edges [2019-11-20 04:09:28,612 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-11-20 04:09:28,612 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2019-11-20 04:09:28,613 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-20 04:09:28,613 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 04:09:28,614 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 04:09:28,640 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == systemActive) && !(pumpRunning == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0))) || ((!(1 == systemActive) && 0 == methaneLevelCritical) && !(0 == systemActive)) [2019-11-20 04:09:28,642 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == methaneLevelCritical || (!(0 == tmp) && 0 == systemActive)) || (!(pumpRunning == \old(pumpRunning)) && !(0 == tmp))) || (!(0 == tmp) && !(pumpRunning == 0)) [2019-11-20 04:09:28,694 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_c05c8104-45e0-46cd-b5c4-f376ed92085c/bin/ukojak/witness.graphml [2019-11-20 04:09:28,695 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 04:09:28,697 INFO L168 Benchmark]: Toolchain (without parser) took 34161.10 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 618.1 MB). Free memory was 950.1 MB in the beginning and 1.4 GB in the end (delta: -477.1 MB). Peak memory consumption was 141.1 MB. Max. memory is 11.5 GB. [2019-11-20 04:09:28,699 INFO L168 Benchmark]: CDTParser took 0.52 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 04:09:28,700 INFO L168 Benchmark]: CACSL2BoogieTranslator took 692.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -198.4 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2019-11-20 04:09:28,700 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-20 04:09:28,700 INFO L168 Benchmark]: Boogie Preprocessor took 67.02 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 04:09:28,701 INFO L168 Benchmark]: RCFGBuilder took 1084.79 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: 69.4 MB). Peak memory consumption was 69.4 MB. Max. memory is 11.5 GB. [2019-11-20 04:09:28,701 INFO L168 Benchmark]: CodeCheck took 32106.90 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 457.7 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -365.7 MB). Peak memory consumption was 92.0 MB. Max. memory is 11.5 GB. [2019-11-20 04:09:28,701 INFO L168 Benchmark]: Witness Printer took 101.62 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 11.5 GB. [2019-11-20 04:09:28,703 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, 56 locations, 1 error locations. Result: SAFE, OverallTime: 31.5s, OverallIterations: 74, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1210093856 SDtfs, -128540914 SDslu, 1349463320 SDs, 0 SdLazy, -1030429006 SolverSat, -384207332 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 88.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 36808 GetRequests, 36047 SyntacticMatches, 383 SemanticMatches, 378 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64430 ImplicationChecksByTransitivity, 25.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 3479 NumberOfCodeBlocks, 3479 NumberOfCodeBlocksAsserted, 73 NumberOfCheckSat, 3406 ConstructedInterpolants, 0 QuantifiedInterpolants, 350052 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 73 InterpolantComputations, 51 PerfectInterpolantSequences, 1502/1622 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: 158]: 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: 504]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: ((tmp == methaneLevelCritical || (!(0 == tmp) && 0 == systemActive)) || (!(pumpRunning == \old(pumpRunning)) && !(0 == tmp))) || (!(0 == tmp) && !(pumpRunning == 0)) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 363]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: (((!(0 == systemActive) && !(pumpRunning == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0))) || ((!(1 == systemActive) && 0 == methaneLevelCritical) && !(0 == systemActive)) - InvariantResult [Line: 423]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 182]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 327]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 692.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -198.4 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 102.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 67.02 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 1084.79 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: 69.4 MB). Peak memory consumption was 69.4 MB. Max. memory is 11.5 GB. * CodeCheck took 32106.90 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 457.7 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -365.7 MB). Peak memory consumption was 92.0 MB. Max. memory is 11.5 GB. * Witness Printer took 101.62 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...