./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product35.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_20e5b24e-4992-4fea-8bb1-32e0780d6b96/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_20e5b24e-4992-4fea-8bb1-32e0780d6b96/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_20e5b24e-4992-4fea-8bb1-32e0780d6b96/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_20e5b24e-4992-4fea-8bb1-32e0780d6b96/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product35.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_20e5b24e-4992-4fea-8bb1-32e0780d6b96/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_20e5b24e-4992-4fea-8bb1-32e0780d6b96/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6dd4e2379545062b6cfdf03e26feb426fb16a9fa ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 17:26:33,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:26:33,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:26:33,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:26:33,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:26:34,000 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:26:34,002 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:26:34,004 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:26:34,011 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:26:34,017 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:26:34,018 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:26:34,020 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:26:34,020 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:26:34,022 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:26:34,023 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:26:34,025 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:26:34,026 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:26:34,027 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:26:34,029 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:26:34,031 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:26:34,033 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:26:34,034 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:26:34,035 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:26:34,036 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:26:34,039 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:26:34,039 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:26:34,040 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:26:34,041 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:26:34,041 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:26:34,042 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:26:34,043 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:26:34,044 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:26:34,044 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:26:34,045 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:26:34,049 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:26:34,050 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:26:34,050 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:26:34,051 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:26:34,051 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:26:34,052 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:26:34,052 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:26:34,053 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_20e5b24e-4992-4fea-8bb1-32e0780d6b96/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 17:26:34,092 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:26:34,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:26:34,094 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:26:34,094 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:26:34,095 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:26:34,095 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:26:34,095 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:26:34,095 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:26:34,096 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:26:34,096 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:26:34,097 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:26:34,097 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:26:34,097 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:26:34,098 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:26:34,098 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:26:34,098 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:26:34,098 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:26:34,098 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:26:34,099 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:26:34,099 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:26:34,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:26:34,099 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:26:34,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:26:34,100 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:26:34,100 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:26:34,100 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:26:34,100 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:26:34,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:26:34,101 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:26:34,102 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_20e5b24e-4992-4fea-8bb1-32e0780d6b96/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_20e5b24e-4992-4fea-8bb1-32e0780d6b96/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6dd4e2379545062b6cfdf03e26feb426fb16a9fa [2020-12-01 17:26:34,366 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:26:34,390 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:26:34,393 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:26:34,394 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:26:34,395 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:26:34,396 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_20e5b24e-4992-4fea-8bb1-32e0780d6b96/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec5_product35.cil.c [2020-12-01 17:26:34,480 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_20e5b24e-4992-4fea-8bb1-32e0780d6b96/bin/ukojak/data/5cad23fbe/152ea63fd6e74de8acd151b3ebccede4/FLAG264ac76c4 [2020-12-01 17:26:34,967 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:26:34,968 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_20e5b24e-4992-4fea-8bb1-32e0780d6b96/sv-benchmarks/c/product-lines/minepump_spec5_product35.cil.c [2020-12-01 17:26:34,982 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_20e5b24e-4992-4fea-8bb1-32e0780d6b96/bin/ukojak/data/5cad23fbe/152ea63fd6e74de8acd151b3ebccede4/FLAG264ac76c4 [2020-12-01 17:26:35,301 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_20e5b24e-4992-4fea-8bb1-32e0780d6b96/bin/ukojak/data/5cad23fbe/152ea63fd6e74de8acd151b3ebccede4 [2020-12-01 17:26:35,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:26:35,319 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:26:35,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:26:35,325 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:26:35,335 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:26:35,336 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:26:35" (1/1) ... [2020-12-01 17:26:35,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d434a53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:26:35, skipping insertion in model container [2020-12-01 17:26:35,358 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:26:35" (1/1) ... [2020-12-01 17:26:35,366 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:26:35,443 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:26:35,806 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:26:35,815 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:26:35,890 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:26:35,945 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:26:35,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:26:35 WrapperNode [2020-12-01 17:26:35,946 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:26:35,947 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:26:35,947 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:26:35,947 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:26:35,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:26:35" (1/1) ... [2020-12-01 17:26:35,972 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:26:35" (1/1) ... [2020-12-01 17:26:36,012 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:26:36,013 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:26:36,013 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:26:36,013 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:26:36,022 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:26:35" (1/1) ... [2020-12-01 17:26:36,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:26:35" (1/1) ... [2020-12-01 17:26:36,026 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:26:35" (1/1) ... [2020-12-01 17:26:36,027 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:26:35" (1/1) ... [2020-12-01 17:26:36,035 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:26:35" (1/1) ... [2020-12-01 17:26:36,040 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:26:35" (1/1) ... [2020-12-01 17:26:36,043 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:26:35" (1/1) ... [2020-12-01 17:26:36,047 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:26:36,048 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:26:36,048 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:26:36,048 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:26:36,049 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:26:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_20e5b24e-4992-4fea-8bb1-32e0780d6b96/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:26:36,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:26:36,127 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-12-01 17:26:36,127 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-12-01 17:26:36,128 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-12-01 17:26:36,128 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-12-01 17:26:36,128 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-12-01 17:26:36,129 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-12-01 17:26:36,129 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-12-01 17:26:36,129 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-12-01 17:26:36,131 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-12-01 17:26:36,132 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-12-01 17:26:36,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 17:26:36,132 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-12-01 17:26:36,132 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-12-01 17:26:36,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:26:36,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:26:37,419 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:26:37,419 INFO L298 CfgBuilder]: Removed 44 assume(true) statements. [2020-12-01 17:26:37,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:26:37 BoogieIcfgContainer [2020-12-01 17:26:37,422 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:26:37,423 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:26:37,423 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:26:37,433 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:26:37,433 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:26:37" (1/1) ... [2020-12-01 17:26:37,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 17:26:37,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:26:37,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 49 states and 65 transitions. [2020-12-01 17:26:37,482 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2020-12-01 17:26:37,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 17:26:37,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:26:37,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:26:37,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:26:37,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:26:37,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2020-12-01 17:26:37,773 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2020-12-01 17:26:37,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 17:26:37,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:26:37,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:26:37,966 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:26:38,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:26:38,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2020-12-01 17:26:38,010 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2020-12-01 17:26:38,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 17:26:38,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:26:38,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:26:38,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:26:38,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:26:38,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 57 states and 78 transitions. [2020-12-01 17:26:38,371 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 78 transitions. [2020-12-01 17:26:38,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 17:26:38,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:26:38,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:26:38,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:26:39,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:26:39,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 70 states and 104 transitions. [2020-12-01 17:26:39,152 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 104 transitions. [2020-12-01 17:26:39,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-12-01 17:26:39,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:26:39,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:26:39,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:26:40,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:26:40,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 83 states and 135 transitions. [2020-12-01 17:26:40,448 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 135 transitions. [2020-12-01 17:26:40,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-01 17:26:40,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:26:40,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:26:40,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:26:40,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:26:40,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 90 states and 151 transitions. [2020-12-01 17:26:40,805 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 151 transitions. [2020-12-01 17:26:40,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 17:26:40,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:26:40,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:26:41,156 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:26:42,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:26:42,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 103 states and 181 transitions. [2020-12-01 17:26:42,732 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 181 transitions. [2020-12-01 17:26:42,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 17:26:42,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:26:42,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:26:42,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 17:26:44,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:26:44,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 108 states and 187 transitions. [2020-12-01 17:26:44,290 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 187 transitions. [2020-12-01 17:26:44,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-12-01 17:26:44,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:26:44,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:26:44,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:26:44,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:26:44,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 109 states and 188 transitions. [2020-12-01 17:26:44,350 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 188 transitions. [2020-12-01 17:26:44,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 17:26:44,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:26:44,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:26:44,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:26:44,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:26:44,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 110 states and 189 transitions. [2020-12-01 17:26:44,417 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 189 transitions. [2020-12-01 17:26:44,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 17:26:44,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:26:44,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:26:44,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:26:44,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:26:44,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 111 states and 190 transitions. [2020-12-01 17:26:44,535 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 190 transitions. [2020-12-01 17:26:44,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-12-01 17:26:44,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:26:44,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:26:44,622 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 17:26:44,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:26:44,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 116 states and 200 transitions. [2020-12-01 17:26:44,971 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 200 transitions. [2020-12-01 17:26:44,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-12-01 17:26:44,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:26:44,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:26:45,025 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 17:26:45,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:26:45,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 117 states and 201 transitions. [2020-12-01 17:26:45,044 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 201 transitions. [2020-12-01 17:26:45,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-12-01 17:26:45,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:26:45,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:26:45,098 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-12-01 17:26:46,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:26:46,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 122 states and 207 transitions. [2020-12-01 17:26:46,479 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 207 transitions. [2020-12-01 17:26:46,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 17:26:46,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:26:46,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:26:46,603 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:26:48,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:26:48,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 137 states and 256 transitions. [2020-12-01 17:26:48,464 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 256 transitions. [2020-12-01 17:26:48,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-12-01 17:26:48,466 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:26:48,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:26:48,502 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 17:26:49,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:26:49,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 142 states and 268 transitions. [2020-12-01 17:26:49,098 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 268 transitions. [2020-12-01 17:26:49,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-01 17:26:49,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:26:49,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:26:49,160 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-01 17:26:49,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:26:49,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 143 states and 269 transitions. [2020-12-01 17:26:49,183 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 269 transitions. [2020-12-01 17:26:49,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-12-01 17:26:49,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:26:49,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:26:49,250 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:26:49,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:26:49,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 144 states and 274 transitions. [2020-12-01 17:26:49,555 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 274 transitions. [2020-12-01 17:26:49,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-12-01 17:26:49,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:26:49,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:26:49,601 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:26:49,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:26:49,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 145 states and 275 transitions. [2020-12-01 17:26:49,619 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 275 transitions. [2020-12-01 17:26:49,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-01 17:26:49,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:26:49,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:26:49,863 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:26:52,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:26:52,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 152 states and 306 transitions. [2020-12-01 17:26:52,409 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 306 transitions. [2020-12-01 17:26:52,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-01 17:26:52,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:26:52,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:26:52,456 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:26:53,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:26:53,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 154 states and 309 transitions. [2020-12-01 17:26:53,978 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 309 transitions. [2020-12-01 17:26:53,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-01 17:26:53,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:26:54,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:26:54,596 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:26:57,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:26:57,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 162 states and 341 transitions. [2020-12-01 17:26:57,998 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 341 transitions. [2020-12-01 17:26:58,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-01 17:26:58,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:26:58,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:26:58,492 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:27:00,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:00,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 166 states and 352 transitions. [2020-12-01 17:27:00,755 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 352 transitions. [2020-12-01 17:27:00,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-01 17:27:00,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:00,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:00,804 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:27:01,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:01,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 168 states and 355 transitions. [2020-12-01 17:27:01,678 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 355 transitions. [2020-12-01 17:27:01,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-01 17:27:01,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:01,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:01,773 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:27:02,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:02,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 170 states and 358 transitions. [2020-12-01 17:27:02,785 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 358 transitions. [2020-12-01 17:27:02,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-01 17:27:02,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:02,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:02,823 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 17:27:03,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:03,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 173 states and 362 transitions. [2020-12-01 17:27:03,765 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 362 transitions. [2020-12-01 17:27:03,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-12-01 17:27:03,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:03,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:03,802 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 17:27:04,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:04,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 174 states and 363 transitions. [2020-12-01 17:27:04,258 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 363 transitions. [2020-12-01 17:27:04,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-01 17:27:04,260 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:04,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:04,516 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 7 proven. 11 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 17:27:08,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:08,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 190 states and 410 transitions. [2020-12-01 17:27:08,286 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 410 transitions. [2020-12-01 17:27:08,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-01 17:27:08,289 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:08,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:08,649 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-12-01 17:27:10,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:10,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 193 states and 414 transitions. [2020-12-01 17:27:10,279 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 414 transitions. [2020-12-01 17:27:10,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-01 17:27:10,282 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:10,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:10,498 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-12-01 17:27:11,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:11,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 196 states and 419 transitions. [2020-12-01 17:27:11,755 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 419 transitions. [2020-12-01 17:27:11,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-01 17:27:11,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:11,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:11,974 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 7 proven. 11 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-12-01 17:27:14,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:14,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 201 states and 427 transitions. [2020-12-01 17:27:14,209 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 427 transitions. [2020-12-01 17:27:14,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-01 17:27:14,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:14,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:14,272 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-12-01 17:27:16,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:16,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 206 states and 435 transitions. [2020-12-01 17:27:16,796 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 435 transitions. [2020-12-01 17:27:16,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-01 17:27:16,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:16,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:16,832 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2020-12-01 17:27:17,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:17,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 207 states and 439 transitions. [2020-12-01 17:27:17,091 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 439 transitions. [2020-12-01 17:27:17,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-01 17:27:17,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:17,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:17,126 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2020-12-01 17:27:17,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:17,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 210 states and 449 transitions. [2020-12-01 17:27:17,720 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 449 transitions. [2020-12-01 17:27:17,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-01 17:27:17,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:17,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:17,760 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 19 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-12-01 17:27:19,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:19,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 213 states and 451 transitions. [2020-12-01 17:27:19,945 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 451 transitions. [2020-12-01 17:27:19,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-01 17:27:19,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:19,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:19,978 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-01 17:27:21,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:21,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 218 states and 457 transitions. [2020-12-01 17:27:21,754 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 457 transitions. [2020-12-01 17:27:21,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-01 17:27:21,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:21,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:21,798 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2020-12-01 17:27:22,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:22,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 222 states and 465 transitions. [2020-12-01 17:27:22,127 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 465 transitions. [2020-12-01 17:27:22,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-12-01 17:27:22,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:22,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:22,166 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-01 17:27:24,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:24,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 227 states and 464 transitions. [2020-12-01 17:27:24,753 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 464 transitions. [2020-12-01 17:27:24,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-01 17:27:24,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:24,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:25,747 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 17:27:34,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:34,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 238 states and 492 transitions. [2020-12-01 17:27:34,223 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 492 transitions. [2020-12-01 17:27:34,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-01 17:27:34,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:34,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:34,334 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-12-01 17:27:37,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:37,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 243 states and 496 transitions. [2020-12-01 17:27:37,488 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 496 transitions. [2020-12-01 17:27:37,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-01 17:27:37,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:37,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:37,528 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2020-12-01 17:27:38,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:38,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 244 states and 500 transitions. [2020-12-01 17:27:38,209 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 500 transitions. [2020-12-01 17:27:38,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-01 17:27:38,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:38,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:38,259 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2020-12-01 17:27:38,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:38,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 247 states and 505 transitions. [2020-12-01 17:27:38,912 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 505 transitions. [2020-12-01 17:27:38,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-01 17:27:38,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:38,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:38,953 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2020-12-01 17:27:39,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:39,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 248 states and 506 transitions. [2020-12-01 17:27:39,746 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 506 transitions. [2020-12-01 17:27:39,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-01 17:27:39,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:39,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:39,783 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2020-12-01 17:27:40,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:40,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 249 states and 510 transitions. [2020-12-01 17:27:40,575 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 510 transitions. [2020-12-01 17:27:40,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-01 17:27:40,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:40,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:40,620 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2020-12-01 17:27:40,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:40,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 250 states and 511 transitions. [2020-12-01 17:27:40,649 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 511 transitions. [2020-12-01 17:27:40,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-01 17:27:40,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:40,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:40,684 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2020-12-01 17:27:40,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:40,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 251 states and 512 transitions. [2020-12-01 17:27:40,709 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 512 transitions. [2020-12-01 17:27:40,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-01 17:27:40,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:40,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:40,761 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2020-12-01 17:27:41,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:41,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 252 states and 512 transitions. [2020-12-01 17:27:41,203 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 512 transitions. [2020-12-01 17:27:41,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-01 17:27:41,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:41,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:41,241 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2020-12-01 17:27:41,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:41,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 253 states and 513 transitions. [2020-12-01 17:27:41,996 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 513 transitions. [2020-12-01 17:27:41,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-01 17:27:41,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:42,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:42,033 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2020-12-01 17:27:42,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:42,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 254 states and 514 transitions. [2020-12-01 17:27:42,983 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 514 transitions. [2020-12-01 17:27:42,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-12-01 17:27:42,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:43,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:43,038 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 34 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-12-01 17:27:44,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:44,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 260 states and 523 transitions. [2020-12-01 17:27:44,226 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 523 transitions. [2020-12-01 17:27:44,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-12-01 17:27:44,228 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:44,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:44,263 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 34 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-12-01 17:27:45,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:45,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 263 states and 530 transitions. [2020-12-01 17:27:45,078 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 530 transitions. [2020-12-01 17:27:45,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-01 17:27:45,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:45,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:45,125 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 34 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-12-01 17:27:46,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:46,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 264 states and 531 transitions. [2020-12-01 17:27:46,079 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 531 transitions. [2020-12-01 17:27:46,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-01 17:27:46,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:46,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:46,122 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 34 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-12-01 17:27:47,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:47,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 267 states and 534 transitions. [2020-12-01 17:27:47,628 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 534 transitions. [2020-12-01 17:27:47,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-01 17:27:47,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:47,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:48,075 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 17:27:52,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:52,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 267 states and 537 transitions. [2020-12-01 17:27:52,463 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 537 transitions. [2020-12-01 17:27:52,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-01 17:27:52,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:52,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:52,514 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 17:27:53,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:53,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 269 states and 548 transitions. [2020-12-01 17:27:53,300 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 548 transitions. [2020-12-01 17:27:53,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-01 17:27:53,303 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:53,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:53,348 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 17:27:55,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:55,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 269 states and 547 transitions. [2020-12-01 17:27:55,031 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 547 transitions. [2020-12-01 17:27:55,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-01 17:27:55,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:55,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:55,080 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 17:27:56,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:56,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 271 states and 548 transitions. [2020-12-01 17:27:56,651 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 548 transitions. [2020-12-01 17:27:56,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-01 17:27:56,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:56,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:56,702 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 17:27:57,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:57,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 273 states and 559 transitions. [2020-12-01 17:27:57,605 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 559 transitions. [2020-12-01 17:27:57,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-01 17:27:57,608 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:57,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:57,655 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-12-01 17:27:59,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:27:59,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 275 states and 561 transitions. [2020-12-01 17:27:59,305 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 561 transitions. [2020-12-01 17:27:59,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-12-01 17:27:59,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:27:59,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:27:59,347 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-12-01 17:28:00,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:28:00,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 278 states and 565 transitions. [2020-12-01 17:28:00,680 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 565 transitions. [2020-12-01 17:28:00,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-12-01 17:28:00,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:28:00,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:28:00,726 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-12-01 17:28:01,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:28:01,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 280 states and 572 transitions. [2020-12-01 17:28:01,516 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 572 transitions. [2020-12-01 17:28:01,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-12-01 17:28:01,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:28:01,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:28:01,556 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-12-01 17:28:02,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:28:02,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 277 states and 565 transitions. [2020-12-01 17:28:02,237 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 565 transitions. [2020-12-01 17:28:02,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-01 17:28:02,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:28:02,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:28:02,287 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-12-01 17:28:03,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:28:03,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 278 states and 570 transitions. [2020-12-01 17:28:03,927 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 570 transitions. [2020-12-01 17:28:03,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-01 17:28:03,930 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:28:03,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:28:03,982 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-12-01 17:28:05,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:28:05,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 278 states and 569 transitions. [2020-12-01 17:28:05,528 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 569 transitions. [2020-12-01 17:28:05,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-01 17:28:05,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:28:05,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:28:05,588 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-12-01 17:28:07,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:28:07,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 278 states and 564 transitions. [2020-12-01 17:28:07,370 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 564 transitions. [2020-12-01 17:28:07,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-01 17:28:07,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:28:07,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:28:07,417 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-12-01 17:28:09,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:28:09,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 278 states and 563 transitions. [2020-12-01 17:28:09,240 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 563 transitions. [2020-12-01 17:28:09,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-01 17:28:09,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:28:09,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:28:09,290 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-12-01 17:28:11,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:28:11,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 275 states and 542 transitions. [2020-12-01 17:28:11,201 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 542 transitions. [2020-12-01 17:28:11,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-12-01 17:28:11,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:28:11,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:28:11,255 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2020-12-01 17:28:12,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:28:12,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 277 states and 546 transitions. [2020-12-01 17:28:12,236 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 546 transitions. [2020-12-01 17:28:12,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-12-01 17:28:12,238 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:28:12,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:28:12,280 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-12-01 17:28:12,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:28:12,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 278 states and 546 transitions. [2020-12-01 17:28:12,723 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 546 transitions. [2020-12-01 17:28:12,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-12-01 17:28:12,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:28:12,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:28:12,770 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-12-01 17:28:13,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:28:13,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 199 states and 338 transitions. [2020-12-01 17:28:13,226 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 338 transitions. [2020-12-01 17:28:13,227 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 17:28:13,227 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 71 iterations. [2020-12-01 17:28:13,233 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-12-01 17:28:14,009 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:28:14,014 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:28:14,015 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:28:14,015 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2020-12-01 17:28:14,018 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2020-12-01 17:28:14,019 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:28:14,019 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:28:14,019 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:28:14,020 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:28:14,020 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:28:14,021 INFO L569 CodeCheckObserver]: Invariant with dag size 17 [2020-12-01 17:28:14,026 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:28:14,026 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2020-12-01 17:28:14,027 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 17:28:14,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 05:28:14 ImpRootNode [2020-12-01 17:28:14,028 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 17:28:14,028 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 17:28:14,028 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 17:28:14,029 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 17:28:14,029 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:26:37" (3/4) ... [2020-12-01 17:28:14,034 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 17:28:14,040 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2020-12-01 17:28:14,040 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2020-12-01 17:28:14,040 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2020-12-01 17:28:14,040 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2020-12-01 17:28:14,041 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2020-12-01 17:28:14,041 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2020-12-01 17:28:14,061 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 63 nodes and edges [2020-12-01 17:28:14,062 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2020-12-01 17:28:14,063 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2020-12-01 17:28:14,063 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-01 17:28:14,064 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-01 17:28:14,065 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 17:28:14,065 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 17:28:14,155 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_20e5b24e-4992-4fea-8bb1-32e0780d6b96/bin/ukojak/witness.graphml [2020-12-01 17:28:14,156 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 17:28:14,158 INFO L168 Benchmark]: Toolchain (without parser) took 98836.89 ms. Allocated memory was 100.7 MB in the beginning and 1.5 GB in the end (delta: 1.4 GB). Free memory was 63.6 MB in the beginning and 844.5 MB in the end (delta: -780.9 MB). Peak memory consumption was 619.7 MB. Max. memory is 16.1 GB. [2020-12-01 17:28:14,158 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 100.7 MB. Free memory was 81.0 MB in the beginning and 80.9 MB in the end (delta: 63.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:28:14,159 INFO L168 Benchmark]: CACSL2BoogieTranslator took 621.74 ms. Allocated memory is still 100.7 MB. Free memory was 63.4 MB in the beginning and 67.5 MB in the end (delta: -4.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:28:14,159 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.37 ms. Allocated memory is still 100.7 MB. Free memory was 67.5 MB in the beginning and 64.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:28:14,160 INFO L168 Benchmark]: Boogie Preprocessor took 34.28 ms. Allocated memory is still 100.7 MB. Free memory was 64.8 MB in the beginning and 63.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:28:14,160 INFO L168 Benchmark]: RCFGBuilder took 1373.81 ms. Allocated memory was 100.7 MB in the beginning and 132.1 MB in the end (delta: 31.5 MB). Free memory was 63.0 MB in the beginning and 61.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 32.0 MB. Max. memory is 16.1 GB. [2020-12-01 17:28:14,161 INFO L168 Benchmark]: CodeCheck took 96605.15 ms. Allocated memory was 132.1 MB in the beginning and 1.5 GB in the end (delta: 1.4 GB). Free memory was 61.0 MB in the beginning and 849.7 MB in the end (delta: -788.7 MB). Peak memory consumption was 581.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:28:14,161 INFO L168 Benchmark]: Witness Printer took 127.68 ms. Allocated memory is still 1.5 GB. Free memory was 849.7 MB in the beginning and 844.5 MB in the end (delta: 5.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-01 17:28:14,164 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 7 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 95.7s, OverallIterations: 71, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 207130624 SDtfs, 480263492 SDslu, 197656632 SDs, 0 SdLazy, 997302884 SolverSat, 1094812472 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 108.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 50245 GetRequests, 49274 SyntacticMatches, 261 SemanticMatches, 710 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 247426 ImplicationChecksByTransitivity, 86.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 5.8s InterpolantComputationTime, 3847 NumberOfCodeBlocks, 3847 NumberOfCodeBlocksAsserted, 70 NumberOfCheckSat, 3777 ConstructedInterpolants, 0 QuantifiedInterpolants, 435057 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 70 InterpolantComputations, 52 PerfectInterpolantSequences, 2457/2545 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: waterLevel == 1 && pumpRunning == 0 - InvariantResult [Line: 736]: Loop Invariant Derived loop invariant: pumpRunning == switchedOnBeforeTS - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: ((pumpRunning == switchedOnBeforeTS && pumpRunning == 0) || !(2 == waterLevel || !(pumpRunning == 0))) || (pumpRunning == switchedOnBeforeTS && !(0 == systemActive)) - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 914]: Loop Invariant Derived loop invariant: pumpRunning == aux-isPumpRunning()-aux - InvariantResult [Line: 568]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 100.7 MB. Free memory was 81.0 MB in the beginning and 80.9 MB in the end (delta: 63.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 621.74 ms. Allocated memory is still 100.7 MB. Free memory was 63.4 MB in the beginning and 67.5 MB in the end (delta: -4.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 65.37 ms. Allocated memory is still 100.7 MB. Free memory was 67.5 MB in the beginning and 64.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 34.28 ms. Allocated memory is still 100.7 MB. Free memory was 64.8 MB in the beginning and 63.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1373.81 ms. Allocated memory was 100.7 MB in the beginning and 132.1 MB in the end (delta: 31.5 MB). Free memory was 63.0 MB in the beginning and 61.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 32.0 MB. Max. memory is 16.1 GB. * CodeCheck took 96605.15 ms. Allocated memory was 132.1 MB in the beginning and 1.5 GB in the end (delta: 1.4 GB). Free memory was 61.0 MB in the beginning and 849.7 MB in the end (delta: -788.7 MB). Peak memory consumption was 581.5 MB. Max. memory is 16.1 GB. * Witness Printer took 127.68 ms. Allocated memory is still 1.5 GB. Free memory was 849.7 MB in the beginning and 844.5 MB in the end (delta: 5.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...