./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product46.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_d845b345-8b70-45a6-a71b-93c890a0332c/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d845b345-8b70-45a6-a71b-93c890a0332c/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d845b345-8b70-45a6-a71b-93c890a0332c/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d845b345-8b70-45a6-a71b-93c890a0332c/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product46.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d845b345-8b70-45a6-a71b-93c890a0332c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d845b345-8b70-45a6-a71b-93c890a0332c/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 4366671714130af280ec4232c34176d9c997fd05 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 08:54:23,287 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 08:54:23,289 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 08:54:23,301 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 08:54:23,301 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 08:54:23,302 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 08:54:23,304 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 08:54:23,306 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 08:54:23,308 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 08:54:23,309 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 08:54:23,310 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 08:54:23,312 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 08:54:23,312 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 08:54:23,313 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 08:54:23,314 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 08:54:23,316 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 08:54:23,317 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 08:54:23,318 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 08:54:23,320 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 08:54:23,322 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 08:54:23,324 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 08:54:23,325 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 08:54:23,327 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 08:54:23,327 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 08:54:23,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 08:54:23,330 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 08:54:23,331 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 08:54:23,331 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 08:54:23,332 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 08:54:23,333 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 08:54:23,333 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 08:54:23,334 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 08:54:23,334 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 08:54:23,335 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 08:54:23,336 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 08:54:23,336 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 08:54:23,337 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 08:54:23,337 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 08:54:23,337 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 08:54:23,338 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 08:54:23,339 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 08:54:23,340 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d845b345-8b70-45a6-a71b-93c890a0332c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 08:54:23,357 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 08:54:23,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 08:54:23,358 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 08:54:23,358 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 08:54:23,359 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 08:54:23,359 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 08:54:23,359 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 08:54:23,359 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 08:54:23,360 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 08:54:23,360 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 08:54:23,360 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 08:54:23,360 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 08:54:23,360 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 08:54:23,361 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 08:54:23,361 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 08:54:23,361 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 08:54:23,361 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 08:54:23,361 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 08:54:23,362 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 08:54:23,362 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 08:54:23,362 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 08:54:23,362 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 08:54:23,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 08:54:23,363 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 08:54:23,367 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 08:54:23,367 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 08:54:23,367 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 08:54:23,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 08:54:23,369 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 08:54:23,369 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_d845b345-8b70-45a6-a71b-93c890a0332c/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 -> 4366671714130af280ec4232c34176d9c997fd05 [2019-11-20 08:54:23,520 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 08:54:23,531 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 08:54:23,534 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 08:54:23,536 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 08:54:23,536 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 08:54:23,537 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d845b345-8b70-45a6-a71b-93c890a0332c/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product46.cil.c [2019-11-20 08:54:23,594 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d845b345-8b70-45a6-a71b-93c890a0332c/bin/ukojak/data/8689dc181/a2df3791626141ba844d468dbd8ee328/FLAG58ac6a96e [2019-11-20 08:54:24,057 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 08:54:24,058 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d845b345-8b70-45a6-a71b-93c890a0332c/sv-benchmarks/c/product-lines/minepump_spec2_product46.cil.c [2019-11-20 08:54:24,072 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d845b345-8b70-45a6-a71b-93c890a0332c/bin/ukojak/data/8689dc181/a2df3791626141ba844d468dbd8ee328/FLAG58ac6a96e [2019-11-20 08:54:24,086 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d845b345-8b70-45a6-a71b-93c890a0332c/bin/ukojak/data/8689dc181/a2df3791626141ba844d468dbd8ee328 [2019-11-20 08:54:24,088 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 08:54:24,090 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 08:54:24,091 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 08:54:24,091 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 08:54:24,094 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 08:54:24,095 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:54:24" (1/1) ... [2019-11-20 08:54:24,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d30bae3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:54:24, skipping insertion in model container [2019-11-20 08:54:24,098 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:54:24" (1/1) ... [2019-11-20 08:54:24,106 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 08:54:24,164 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 08:54:24,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 08:54:24,540 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 08:54:24,641 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 08:54:24,679 INFO L192 MainTranslator]: Completed translation [2019-11-20 08:54:24,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:54:24 WrapperNode [2019-11-20 08:54:24,679 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 08:54:24,680 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 08:54:24,680 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 08:54:24,680 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 08:54:24,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:54:24" (1/1) ... [2019-11-20 08:54:24,709 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:54:24" (1/1) ... [2019-11-20 08:54:24,744 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 08:54:24,744 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 08:54:24,744 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 08:54:24,745 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 08:54:24,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:54:24" (1/1) ... [2019-11-20 08:54:24,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:54:24" (1/1) ... [2019-11-20 08:54:24,759 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:54:24" (1/1) ... [2019-11-20 08:54:24,759 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:54:24" (1/1) ... [2019-11-20 08:54:24,770 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:54:24" (1/1) ... [2019-11-20 08:54:24,777 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:54:24" (1/1) ... [2019-11-20 08:54:24,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:54:24" (1/1) ... [2019-11-20 08:54:24,784 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 08:54:24,784 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 08:54:24,784 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 08:54:24,785 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 08:54:24,785 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:54:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d845b345-8b70-45a6-a71b-93c890a0332c/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 08:54:24,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 08:54:24,874 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-20 08:54:24,874 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-20 08:54:24,875 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-20 08:54:24,875 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-20 08:54:24,875 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-20 08:54:24,875 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-20 08:54:24,876 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-20 08:54:24,876 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-20 08:54:24,877 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-20 08:54:24,877 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-20 08:54:24,877 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-11-20 08:54:24,877 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-11-20 08:54:24,878 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-20 08:54:24,878 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-20 08:54:24,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 08:54:24,879 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-20 08:54:24,879 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-20 08:54:24,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 08:54:24,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 08:54:25,961 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 08:54:25,961 INFO L285 CfgBuilder]: Removed 42 assume(true) statements. [2019-11-20 08:54:25,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:54:25 BoogieIcfgContainer [2019-11-20 08:54:25,962 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 08:54:25,963 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 08:54:25,963 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 08:54:25,976 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 08:54:25,976 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:54:25" (1/1) ... [2019-11-20 08:54:26,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 08:54:26,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:26,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 62 states and 82 transitions. [2019-11-20 08:54:26,044 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2019-11-20 08:54:26,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 08:54:26,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:26,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:26,323 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 08:54:26,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:26,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 62 states and 80 transitions. [2019-11-20 08:54:26,339 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 80 transitions. [2019-11-20 08:54:26,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 08:54:26,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:26,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:26,444 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 08:54:26,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:26,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 64 states and 83 transitions. [2019-11-20 08:54:26,471 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 83 transitions. [2019-11-20 08:54:26,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 08:54:26,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:26,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:26,613 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 08:54:26,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:26,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 73 states and 100 transitions. [2019-11-20 08:54:26,882 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 100 transitions. [2019-11-20 08:54:26,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 08:54:26,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:26,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:27,062 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 08:54:27,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:27,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 87 states and 131 transitions. [2019-11-20 08:54:27,825 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 131 transitions. [2019-11-20 08:54:27,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 08:54:27,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:27,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:27,967 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 08:54:29,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:29,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 102 states and 166 transitions. [2019-11-20 08:54:29,254 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 166 transitions. [2019-11-20 08:54:29,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 08:54:29,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:29,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:29,296 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 08:54:29,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:29,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 104 states and 168 transitions. [2019-11-20 08:54:29,388 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 168 transitions. [2019-11-20 08:54:29,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 08:54:29,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:29,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:29,511 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 08:54:29,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:29,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 111 states and 185 transitions. [2019-11-20 08:54:29,693 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 185 transitions. [2019-11-20 08:54:29,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-20 08:54:29,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:29,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:29,760 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 08:54:30,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:30,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 119 states and 198 transitions. [2019-11-20 08:54:30,011 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 198 transitions. [2019-11-20 08:54:30,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-20 08:54:30,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:30,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:30,079 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 08:54:30,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:30,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 121 states and 202 transitions. [2019-11-20 08:54:30,303 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 202 transitions. [2019-11-20 08:54:30,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-20 08:54:30,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:30,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:30,540 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 08:54:32,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:32,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 133 states and 234 transitions. [2019-11-20 08:54:32,122 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 234 transitions. [2019-11-20 08:54:32,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-20 08:54:32,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:32,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:32,162 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 08:54:32,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:32,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 134 states and 236 transitions. [2019-11-20 08:54:32,406 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 236 transitions. [2019-11-20 08:54:32,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-20 08:54:32,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:32,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:32,534 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 08:54:35,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:35,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 153 states and 284 transitions. [2019-11-20 08:54:35,684 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 284 transitions. [2019-11-20 08:54:35,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-20 08:54:35,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:35,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:35,733 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 08:54:36,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:36,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 154 states and 286 transitions. [2019-11-20 08:54:36,074 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 286 transitions. [2019-11-20 08:54:36,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-20 08:54:36,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:36,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:36,835 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 08:54:38,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:38,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 157 states and 295 transitions. [2019-11-20 08:54:38,010 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 295 transitions. [2019-11-20 08:54:38,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-11-20 08:54:38,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:38,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:38,059 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 08:54:39,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:39,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 165 states and 313 transitions. [2019-11-20 08:54:39,046 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 313 transitions. [2019-11-20 08:54:39,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-20 08:54:39,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:39,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:39,077 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 08:54:39,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:39,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 172 states and 329 transitions. [2019-11-20 08:54:39,939 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 329 transitions. [2019-11-20 08:54:39,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-20 08:54:39,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:39,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:39,979 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 08:54:40,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:40,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 173 states and 330 transitions. [2019-11-20 08:54:40,258 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 330 transitions. [2019-11-20 08:54:40,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 08:54:40,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:40,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:40,386 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 08:54:41,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:41,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 179 states and 354 transitions. [2019-11-20 08:54:41,519 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 354 transitions. [2019-11-20 08:54:41,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 08:54:41,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:41,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:41,548 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 08:54:42,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:42,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 182 states and 360 transitions. [2019-11-20 08:54:42,132 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 360 transitions. [2019-11-20 08:54:42,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 08:54:42,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:42,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:42,163 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 08:54:42,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:42,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 183 states and 362 transitions. [2019-11-20 08:54:42,216 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 362 transitions. [2019-11-20 08:54:42,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 08:54:42,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:42,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:42,246 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 08:54:42,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:42,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 186 states and 369 transitions. [2019-11-20 08:54:42,708 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 369 transitions. [2019-11-20 08:54:42,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 08:54:42,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:42,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:42,739 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 08:54:43,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:43,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 189 states and 376 transitions. [2019-11-20 08:54:43,153 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 376 transitions. [2019-11-20 08:54:43,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 08:54:43,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:43,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:43,190 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 08:54:43,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:43,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 192 states and 379 transitions. [2019-11-20 08:54:43,704 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 379 transitions. [2019-11-20 08:54:43,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 08:54:43,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:43,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:43,888 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 08:54:44,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:44,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 194 states and 379 transitions. [2019-11-20 08:54:44,608 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 379 transitions. [2019-11-20 08:54:44,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 08:54:44,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:44,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:44,639 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 08:54:47,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:47,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 205 states and 408 transitions. [2019-11-20 08:54:47,073 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 408 transitions. [2019-11-20 08:54:47,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 08:54:47,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:47,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:47,103 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 08:54:47,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:47,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 206 states and 409 transitions. [2019-11-20 08:54:47,131 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 409 transitions. [2019-11-20 08:54:47,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-20 08:54:47,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:47,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:47,160 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 08:54:47,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:47,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 208 states and 408 transitions. [2019-11-20 08:54:47,759 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 408 transitions. [2019-11-20 08:54:47,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 08:54:47,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:47,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:48,409 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 08:54:51,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:51,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 216 states and 427 transitions. [2019-11-20 08:54:51,437 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 427 transitions. [2019-11-20 08:54:51,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 08:54:51,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:51,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:51,466 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 08:54:53,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:53,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 228 states and 458 transitions. [2019-11-20 08:54:53,392 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 458 transitions. [2019-11-20 08:54:53,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 08:54:53,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:53,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:53,798 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 08:54:57,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:57,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 240 states and 491 transitions. [2019-11-20 08:54:57,724 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 491 transitions. [2019-11-20 08:54:57,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 08:54:57,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:57,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:57,754 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 08:54:58,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:58,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 241 states and 494 transitions. [2019-11-20 08:54:58,244 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 494 transitions. [2019-11-20 08:54:58,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 08:54:58,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:58,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:58,311 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 08:54:58,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:58,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 243 states and 498 transitions. [2019-11-20 08:54:58,802 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 498 transitions. [2019-11-20 08:54:58,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 08:54:58,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:58,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:58,833 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 08:54:59,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:54:59,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 248 states and 504 transitions. [2019-11-20 08:54:59,770 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 504 transitions. [2019-11-20 08:54:59,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 08:54:59,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:54:59,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:54:59,839 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 08:55:02,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:02,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 256 states and 516 transitions. [2019-11-20 08:55:02,605 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 516 transitions. [2019-11-20 08:55:02,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 08:55:02,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:55:02,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:02,635 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 08:55:03,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:03,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 258 states and 517 transitions. [2019-11-20 08:55:03,163 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 517 transitions. [2019-11-20 08:55:03,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 08:55:03,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:55:03,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:03,193 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 08:55:04,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:04,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 265 states and 538 transitions. [2019-11-20 08:55:04,516 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 538 transitions. [2019-11-20 08:55:04,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 08:55:04,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:55:04,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:04,547 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 08:55:05,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:05,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 267 states and 541 transitions. [2019-11-20 08:55:05,289 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 541 transitions. [2019-11-20 08:55:05,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 08:55:05,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:55:05,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:05,320 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 08:55:06,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:06,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 271 states and 551 transitions. [2019-11-20 08:55:06,528 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 551 transitions. [2019-11-20 08:55:06,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 08:55:06,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:55:06,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:06,556 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 08:55:06,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:06,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 267 states and 541 transitions. [2019-11-20 08:55:06,591 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 541 transitions. [2019-11-20 08:55:06,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 08:55:06,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:55:06,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:06,619 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 08:55:07,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:07,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 269 states and 544 transitions. [2019-11-20 08:55:07,088 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 544 transitions. [2019-11-20 08:55:07,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 08:55:07,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:55:07,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:07,147 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 08:55:07,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:07,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 271 states and 544 transitions. [2019-11-20 08:55:07,918 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 544 transitions. [2019-11-20 08:55:07,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 08:55:07,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:55:07,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:07,945 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 08:55:08,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:08,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 273 states and 545 transitions. [2019-11-20 08:55:08,647 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 545 transitions. [2019-11-20 08:55:08,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 08:55:08,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:55:08,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:09,878 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 08:55:16,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:16,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 281 states and 547 transitions. [2019-11-20 08:55:16,496 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 547 transitions. [2019-11-20 08:55:16,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-20 08:55:16,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:55:16,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:16,579 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 08:55:20,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:20,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 291 states and 571 transitions. [2019-11-20 08:55:20,317 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 571 transitions. [2019-11-20 08:55:20,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-20 08:55:20,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:55:20,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:20,355 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 08:55:20,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:20,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 293 states and 575 transitions. [2019-11-20 08:55:20,907 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 575 transitions. [2019-11-20 08:55:20,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-20 08:55:20,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:55:20,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:20,996 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 08:55:21,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:21,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 294 states and 575 transitions. [2019-11-20 08:55:21,553 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 575 transitions. [2019-11-20 08:55:21,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-20 08:55:21,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:55:21,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:21,583 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 08:55:21,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:21,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 295 states and 576 transitions. [2019-11-20 08:55:21,642 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 576 transitions. [2019-11-20 08:55:21,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-20 08:55:21,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:55:21,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:21,670 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 08:55:22,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:22,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 295 states and 570 transitions. [2019-11-20 08:55:22,818 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 570 transitions. [2019-11-20 08:55:22,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-11-20 08:55:22,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:55:22,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:22,846 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 08:55:23,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:23,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 296 states and 563 transitions. [2019-11-20 08:55:23,546 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 563 transitions. [2019-11-20 08:55:23,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 08:55:23,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:55:23,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:23,573 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 08:55:23,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:23,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 297 states and 564 transitions. [2019-11-20 08:55:23,620 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 564 transitions. [2019-11-20 08:55:23,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-11-20 08:55:23,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:55:23,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:23,648 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 08:55:24,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:24,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 299 states and 569 transitions. [2019-11-20 08:55:24,202 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 569 transitions. [2019-11-20 08:55:24,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-11-20 08:55:24,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:55:24,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:24,229 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2019-11-20 08:55:24,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:24,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 300 states and 570 transitions. [2019-11-20 08:55:24,284 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 570 transitions. [2019-11-20 08:55:24,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 08:55:24,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:55:24,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:24,801 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 08:55:26,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:26,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 287 states and 532 transitions. [2019-11-20 08:55:26,443 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 532 transitions. [2019-11-20 08:55:26,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-20 08:55:26,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:55:26,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:26,468 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 23 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 08:55:27,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:27,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 289 states and 533 transitions. [2019-11-20 08:55:27,128 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 533 transitions. [2019-11-20 08:55:27,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 08:55:27,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:55:27,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:27,155 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 08:55:27,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:27,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 291 states and 536 transitions. [2019-11-20 08:55:27,195 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 536 transitions. [2019-11-20 08:55:27,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 08:55:27,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:55:27,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:27,224 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 08:55:27,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:27,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 286 states and 525 transitions. [2019-11-20 08:55:27,835 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 525 transitions. [2019-11-20 08:55:27,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-20 08:55:27,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:55:27,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:27,864 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-20 08:55:27,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:27,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 285 states and 522 transitions. [2019-11-20 08:55:27,926 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 522 transitions. [2019-11-20 08:55:27,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-20 08:55:27,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:55:27,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:28,557 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 20 proven. 23 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 08:55:33,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:33,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 237 states and 397 transitions. [2019-11-20 08:55:33,341 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 397 transitions. [2019-11-20 08:55:33,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 08:55:33,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:55:33,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:33,857 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 08:55:35,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:35,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 237 states and 393 transitions. [2019-11-20 08:55:35,647 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 393 transitions. [2019-11-20 08:55:35,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 08:55:35,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:55:35,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:35,675 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-11-20 08:55:36,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:36,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 242 states and 404 transitions. [2019-11-20 08:55:36,924 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 404 transitions. [2019-11-20 08:55:36,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-20 08:55:36,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:55:36,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:36,952 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 08:55:37,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:37,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 242 states and 403 transitions. [2019-11-20 08:55:37,579 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 403 transitions. [2019-11-20 08:55:37,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-20 08:55:37,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:55:37,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:37,601 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 08:55:38,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:38,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 239 states and 397 transitions. [2019-11-20 08:55:38,166 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 397 transitions. [2019-11-20 08:55:38,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-20 08:55:38,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:55:38,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:38,191 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-11-20 08:55:38,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:38,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 241 states and 400 transitions. [2019-11-20 08:55:38,271 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 400 transitions. [2019-11-20 08:55:38,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-11-20 08:55:38,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:55:38,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:38,533 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 61 proven. 7 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-11-20 08:55:41,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:41,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 241 states and 397 transitions. [2019-11-20 08:55:41,260 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 397 transitions. [2019-11-20 08:55:41,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-11-20 08:55:41,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:55:41,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:55:41,295 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 61 proven. 7 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-11-20 08:55:42,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:55:42,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 172 states and 254 transitions. [2019-11-20 08:55:42,645 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 254 transitions. [2019-11-20 08:55:42,645 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 08:55:42,645 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 66 iterations. [2019-11-20 08:55:42,655 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 08:55:43,641 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 08:55:43,645 INFO L569 CodeCheckObserver]: Invariant with dag size 13 [2019-11-20 08:55:43,649 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 08:55:43,649 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 08:55:43,649 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 08:55:43,649 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 08:55:43,650 INFO L569 CodeCheckObserver]: Invariant with dag size 24 [2019-11-20 08:55:43,652 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 08:55:43,652 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2019-11-20 08:55:43,653 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 08:55:43,653 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 08:55:43,653 INFO L569 CodeCheckObserver]: Invariant with dag size 14 [2019-11-20 08:55:43,654 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2019-11-20 08:55:43,655 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2019-11-20 08:55:43,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 08:55:43 ImpRootNode [2019-11-20 08:55:43,656 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 08:55:43,656 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 08:55:43,657 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 08:55:43,657 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 08:55:43,657 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:54:25" (3/4) ... [2019-11-20 08:55:43,661 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 08:55:43,666 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2019-11-20 08:55:43,666 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-11-20 08:55:43,667 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-11-20 08:55:43,667 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-11-20 08:55:43,667 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2019-11-20 08:55:43,667 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-11-20 08:55:43,667 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2019-11-20 08:55:43,668 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2019-11-20 08:55:43,675 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 60 nodes and edges [2019-11-20 08:55:43,676 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2019-11-20 08:55:43,677 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2019-11-20 08:55:43,677 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-20 08:55:43,678 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 08:55:43,678 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 08:55:43,705 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0 == systemActive || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel)) || !(pumpRunning == 0)) || ((!(0 == methAndRunningLastTime) && !(1 == waterLevel)) && !(0 == methaneLevelCritical))) || ((pumpRunning == \old(pumpRunning) && !(1 == waterLevel)) && !(0 == methaneLevelCritical)) [2019-11-20 08:55:43,706 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2019-11-20 08:55:43,749 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_d845b345-8b70-45a6-a71b-93c890a0332c/bin/ukojak/witness.graphml [2019-11-20 08:55:43,753 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 08:55:43,755 INFO L168 Benchmark]: Toolchain (without parser) took 79664.85 ms. Allocated memory was 1.0 GB in the beginning and 2.0 GB in the end (delta: 954.2 MB). Free memory was 944.8 MB in the beginning and 889.4 MB in the end (delta: 55.4 MB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. [2019-11-20 08:55:43,755 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 08:55:43,756 INFO L168 Benchmark]: CACSL2BoogieTranslator took 588.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -169.4 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-11-20 08:55:43,756 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 08:55:43,756 INFO L168 Benchmark]: Boogie Preprocessor took 39.69 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 08:55:43,757 INFO L168 Benchmark]: RCFGBuilder took 1178.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. [2019-11-20 08:55:43,757 INFO L168 Benchmark]: CodeCheck took 77693.30 ms. Allocated memory was 1.2 GB in the beginning and 2.0 GB in the end (delta: 822.6 MB). Free memory was 1.0 GB in the beginning and 896.4 MB in the end (delta: 131.0 MB). Peak memory consumption was 953.6 MB. Max. memory is 11.5 GB. [2019-11-20 08:55:43,757 INFO L168 Benchmark]: Witness Printer took 96.49 ms. Allocated memory is still 2.0 GB. Free memory was 896.4 MB in the beginning and 889.4 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-11-20 08:55:43,759 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 9 procedures, 62 locations, 1 error locations. Result: SAFE, OverallTime: 76.6s, OverallIterations: 66, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 784076920 SDtfs, 331440592 SDslu, -921724792 SDs, 0 SdLazy, -1199965712 SolverSat, -308745164 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 124.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 49096 GetRequests, 48142 SyntacticMatches, 265 SemanticMatches, 689 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 229429 ImplicationChecksByTransitivity, 68.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 6.9s InterpolantComputationTime, 3895 NumberOfCodeBlocks, 3895 NumberOfCodeBlocksAsserted, 65 NumberOfCheckSat, 3830 ConstructedInterpolants, 0 QuantifiedInterpolants, 498298 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 65 InterpolantComputations, 46 PerfectInterpolantSequences, 1643/1779 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: 858]: 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: 557]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: (((0 == methaneLevelCritical && tmp == systemActive) && 1 == waterLevel) && 1 == tmp) && pumpRunning == 0 - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 686]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: (((0 == systemActive || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel)) || !(pumpRunning == 0)) || ((!(0 == methAndRunningLastTime) && !(1 == waterLevel)) && !(0 == methaneLevelCritical))) || ((pumpRunning == \old(pumpRunning) && !(1 == waterLevel)) && !(0 == methaneLevelCritical)) - InvariantResult [Line: 665]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 || 0 == systemActive) || 0 == methaneLevelCritical) || !(0 == methAndRunningLastTime)) || 3 < splverifierCounter - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: !(0 == tmp) || methaneLevelCritical == tmp - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: ((0 == systemActive || 0 == methaneLevelCritical) || !(0 == methAndRunningLastTime)) || pumpRunning == 0 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 588.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -169.4 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 64.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.69 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 1178.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. * CodeCheck took 77693.30 ms. Allocated memory was 1.2 GB in the beginning and 2.0 GB in the end (delta: 822.6 MB). Free memory was 1.0 GB in the beginning and 896.4 MB in the end (delta: 131.0 MB). Peak memory consumption was 953.6 MB. Max. memory is 11.5 GB. * Witness Printer took 96.49 ms. Allocated memory is still 2.0 GB. Free memory was 896.4 MB in the beginning and 889.4 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...