./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product19.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_d33e962d-8e55-45a8-bae6-26bee50f2bd4/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d33e962d-8e55-45a8-bae6-26bee50f2bd4/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d33e962d-8e55-45a8-bae6-26bee50f2bd4/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d33e962d-8e55-45a8-bae6-26bee50f2bd4/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product19.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d33e962d-8e55-45a8-bae6-26bee50f2bd4/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d33e962d-8e55-45a8-bae6-26bee50f2bd4/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 db72a434ba2554f10f7540a58e5ab1c726dc8fbe ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 03:15:19,049 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 03:15:19,051 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 03:15:19,068 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 03:15:19,068 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 03:15:19,070 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 03:15:19,073 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 03:15:19,083 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 03:15:19,088 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 03:15:19,092 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 03:15:19,094 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 03:15:19,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 03:15:19,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 03:15:19,099 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 03:15:19,100 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 03:15:19,101 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 03:15:19,101 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 03:15:19,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 03:15:19,104 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 03:15:19,107 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 03:15:19,111 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 03:15:19,113 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 03:15:19,117 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 03:15:19,118 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 03:15:19,121 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 03:15:19,122 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 03:15:19,123 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 03:15:19,125 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 03:15:19,125 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 03:15:19,127 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 03:15:19,127 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 03:15:19,128 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 03:15:19,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 03:15:19,131 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 03:15:19,132 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 03:15:19,132 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 03:15:19,133 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 03:15:19,133 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 03:15:19,133 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 03:15:19,135 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 03:15:19,136 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 03:15:19,137 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d33e962d-8e55-45a8-bae6-26bee50f2bd4/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 03:15:19,166 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 03:15:19,179 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 03:15:19,180 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 03:15:19,180 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 03:15:19,181 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 03:15:19,181 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 03:15:19,181 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 03:15:19,181 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 03:15:19,182 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 03:15:19,182 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 03:15:19,182 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 03:15:19,182 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 03:15:19,183 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 03:15:19,183 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 03:15:19,183 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 03:15:19,183 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 03:15:19,184 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 03:15:19,184 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 03:15:19,184 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 03:15:19,185 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 03:15:19,185 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 03:15:19,185 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 03:15:19,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 03:15:19,186 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 03:15:19,186 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 03:15:19,186 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 03:15:19,186 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 03:15:19,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 03:15:19,187 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 03:15:19,187 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_d33e962d-8e55-45a8-bae6-26bee50f2bd4/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 -> db72a434ba2554f10f7540a58e5ab1c726dc8fbe [2019-11-20 03:15:19,397 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 03:15:19,418 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 03:15:19,422 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 03:15:19,423 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 03:15:19,424 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 03:15:19,425 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d33e962d-8e55-45a8-bae6-26bee50f2bd4/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product19.cil.c [2019-11-20 03:15:19,500 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d33e962d-8e55-45a8-bae6-26bee50f2bd4/bin/ukojak/data/8994a93c7/a40e2c4c914543d9bb842a52fccaa2fe/FLAGbab768e1e [2019-11-20 03:15:19,943 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 03:15:19,944 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d33e962d-8e55-45a8-bae6-26bee50f2bd4/sv-benchmarks/c/product-lines/minepump_spec1_product19.cil.c [2019-11-20 03:15:19,959 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d33e962d-8e55-45a8-bae6-26bee50f2bd4/bin/ukojak/data/8994a93c7/a40e2c4c914543d9bb842a52fccaa2fe/FLAGbab768e1e [2019-11-20 03:15:20,311 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d33e962d-8e55-45a8-bae6-26bee50f2bd4/bin/ukojak/data/8994a93c7/a40e2c4c914543d9bb842a52fccaa2fe [2019-11-20 03:15:20,314 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 03:15:20,315 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 03:15:20,316 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 03:15:20,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 03:15:20,321 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 03:15:20,322 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:15:20" (1/1) ... [2019-11-20 03:15:20,325 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f0d266d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:15:20, skipping insertion in model container [2019-11-20 03:15:20,325 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:15:20" (1/1) ... [2019-11-20 03:15:20,334 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 03:15:20,388 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 03:15:20,798 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:15:20,812 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 03:15:20,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:15:20,966 INFO L192 MainTranslator]: Completed translation [2019-11-20 03:15:20,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:15:20 WrapperNode [2019-11-20 03:15:20,968 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 03:15:20,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 03:15:20,969 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 03:15:20,969 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 03:15:20,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:15:20" (1/1) ... [2019-11-20 03:15:20,999 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:15:20" (1/1) ... [2019-11-20 03:15:21,031 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 03:15:21,032 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 03:15:21,032 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 03:15:21,032 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 03:15:21,040 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:15:20" (1/1) ... [2019-11-20 03:15:21,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:15:20" (1/1) ... [2019-11-20 03:15:21,045 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:15:20" (1/1) ... [2019-11-20 03:15:21,045 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:15:20" (1/1) ... [2019-11-20 03:15:21,056 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:15:20" (1/1) ... [2019-11-20 03:15:21,061 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:15:20" (1/1) ... [2019-11-20 03:15:21,063 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:15:20" (1/1) ... [2019-11-20 03:15:21,066 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 03:15:21,080 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 03:15:21,081 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 03:15:21,081 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 03:15:21,082 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:15:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d33e962d-8e55-45a8-bae6-26bee50f2bd4/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 03:15:21,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 03:15:21,161 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-20 03:15:21,161 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-20 03:15:21,162 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-20 03:15:21,162 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-20 03:15:21,162 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-20 03:15:21,162 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-20 03:15:21,162 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-20 03:15:21,163 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-20 03:15:21,163 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-20 03:15:21,163 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-20 03:15:21,163 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-20 03:15:21,163 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-20 03:15:21,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 03:15:21,164 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-20 03:15:21,164 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-20 03:15:21,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 03:15:21,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 03:15:21,999 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 03:15:21,999 INFO L285 CfgBuilder]: Removed 34 assume(true) statements. [2019-11-20 03:15:22,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:15:22 BoogieIcfgContainer [2019-11-20 03:15:22,000 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 03:15:22,001 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 03:15:22,001 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 03:15:22,011 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 03:15:22,011 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:15:22" (1/1) ... [2019-11-20 03:15:22,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:15:22,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:22,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 54 states and 72 transitions. [2019-11-20 03:15:22,070 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2019-11-20 03:15:22,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-20 03:15:22,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:22,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:22,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:15:22,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:22,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 54 states and 70 transitions. [2019-11-20 03:15:22,394 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2019-11-20 03:15:22,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 03:15:22,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:22,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:22,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:15:22,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:22,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 56 states and 73 transitions. [2019-11-20 03:15:22,548 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2019-11-20 03:15:22,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 03:15:22,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:22,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:22,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:15:22,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:22,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 66 states and 94 transitions. [2019-11-20 03:15:22,851 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 94 transitions. [2019-11-20 03:15:22,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-20 03:15:22,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:22,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:22,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:15:22,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:22,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 67 states and 95 transitions. [2019-11-20 03:15:22,953 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 95 transitions. [2019-11-20 03:15:22,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 03:15:22,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:22,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:23,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:15:23,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:23,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 68 states and 96 transitions. [2019-11-20 03:15:23,038 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 96 transitions. [2019-11-20 03:15:23,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 03:15:23,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:23,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:23,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:15:23,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:23,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 69 states and 97 transitions. [2019-11-20 03:15:23,124 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 97 transitions. [2019-11-20 03:15:23,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 03:15:23,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:23,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:23,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:15:23,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:23,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 85 states and 130 transitions. [2019-11-20 03:15:23,710 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 130 transitions. [2019-11-20 03:15:23,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 03:15:23,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:23,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:23,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:15:24,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:24,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 97 states and 157 transitions. [2019-11-20 03:15:24,594 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 157 transitions. [2019-11-20 03:15:24,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-20 03:15:24,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:24,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:24,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:15:24,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:24,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 102 states and 166 transitions. [2019-11-20 03:15:24,681 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 166 transitions. [2019-11-20 03:15:24,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 03:15:24,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:24,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:24,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:15:24,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:24,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 103 states and 167 transitions. [2019-11-20 03:15:24,807 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 167 transitions. [2019-11-20 03:15:24,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 03:15:24,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:24,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:24,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:15:24,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:24,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 104 states and 168 transitions. [2019-11-20 03:15:24,883 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 168 transitions. [2019-11-20 03:15:24,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 03:15:24,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:24,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:24,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:15:25,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:25,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 110 states and 177 transitions. [2019-11-20 03:15:25,304 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 177 transitions. [2019-11-20 03:15:25,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 03:15:25,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:25,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:25,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:15:25,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:25,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 114 states and 186 transitions. [2019-11-20 03:15:25,484 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 186 transitions. [2019-11-20 03:15:25,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 03:15:25,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:25,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:25,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:15:25,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:25,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 119 states and 200 transitions. [2019-11-20 03:15:25,695 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 200 transitions. [2019-11-20 03:15:25,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 03:15:25,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:25,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:25,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:15:25,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:25,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 124 states and 211 transitions. [2019-11-20 03:15:25,891 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 211 transitions. [2019-11-20 03:15:25,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 03:15:25,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:25,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:25,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:15:25,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:25,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 125 states and 212 transitions. [2019-11-20 03:15:25,923 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 212 transitions. [2019-11-20 03:15:25,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-20 03:15:25,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:25,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:25,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:15:26,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:26,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 128 states and 220 transitions. [2019-11-20 03:15:26,207 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 220 transitions. [2019-11-20 03:15:26,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-20 03:15:26,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:26,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:26,296 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:15:27,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:27,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 138 states and 246 transitions. [2019-11-20 03:15:27,062 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 246 transitions. [2019-11-20 03:15:27,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-20 03:15:27,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:27,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:27,098 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:15:27,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:27,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 136 states and 242 transitions. [2019-11-20 03:15:27,143 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 242 transitions. [2019-11-20 03:15:27,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-20 03:15:27,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:27,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:27,497 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 03:15:28,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:28,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 139 states and 248 transitions. [2019-11-20 03:15:28,198 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 248 transitions. [2019-11-20 03:15:28,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-11-20 03:15:28,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:28,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:28,225 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:15:28,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:28,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 140 states and 249 transitions. [2019-11-20 03:15:28,252 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 249 transitions. [2019-11-20 03:15:28,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 03:15:28,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:28,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:28,283 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:15:29,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:29,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 156 states and 280 transitions. [2019-11-20 03:15:29,828 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 280 transitions. [2019-11-20 03:15:29,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 03:15:29,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:29,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:29,876 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:15:30,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:30,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 159 states and 287 transitions. [2019-11-20 03:15:30,157 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 287 transitions. [2019-11-20 03:15:30,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 03:15:30,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:30,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:30,191 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:15:30,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:30,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 160 states and 288 transitions. [2019-11-20 03:15:30,218 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 288 transitions. [2019-11-20 03:15:30,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 03:15:30,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:30,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:30,254 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:15:30,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:30,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 163 states and 296 transitions. [2019-11-20 03:15:30,749 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 296 transitions. [2019-11-20 03:15:30,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-20 03:15:30,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:30,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:30,790 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 03:15:31,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:31,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 170 states and 308 transitions. [2019-11-20 03:15:31,217 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 308 transitions. [2019-11-20 03:15:31,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-20 03:15:31,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:31,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:31,244 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 03:15:31,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:31,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 172 states and 310 transitions. [2019-11-20 03:15:31,551 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 310 transitions. [2019-11-20 03:15:31,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 03:15:31,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:31,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:31,585 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:15:31,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:31,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 173 states and 318 transitions. [2019-11-20 03:15:31,597 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 318 transitions. [2019-11-20 03:15:31,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 03:15:31,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:31,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:31,634 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:15:31,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:31,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 174 states and 318 transitions. [2019-11-20 03:15:31,645 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 318 transitions. [2019-11-20 03:15:31,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 03:15:31,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:31,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:31,798 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:15:33,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:33,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 189 states and 360 transitions. [2019-11-20 03:15:33,571 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 360 transitions. [2019-11-20 03:15:33,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 03:15:33,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:33,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:33,622 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:15:34,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:34,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 192 states and 370 transitions. [2019-11-20 03:15:34,021 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 370 transitions. [2019-11-20 03:15:34,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 03:15:34,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:34,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:34,062 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:15:34,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:34,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 193 states and 371 transitions. [2019-11-20 03:15:34,089 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 371 transitions. [2019-11-20 03:15:34,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 03:15:34,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:34,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:34,134 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:15:34,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:34,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 194 states and 372 transitions. [2019-11-20 03:15:34,176 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 372 transitions. [2019-11-20 03:15:34,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 03:15:34,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:34,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:34,202 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 03:15:34,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:34,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 196 states and 373 transitions. [2019-11-20 03:15:34,533 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 373 transitions. [2019-11-20 03:15:34,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 03:15:34,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:34,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:34,561 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:15:34,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:34,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 197 states and 373 transitions. [2019-11-20 03:15:34,573 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 373 transitions. [2019-11-20 03:15:34,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 03:15:34,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:34,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:34,604 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:15:34,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:34,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 198 states and 374 transitions. [2019-11-20 03:15:34,620 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 374 transitions. [2019-11-20 03:15:34,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 03:15:34,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:34,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:34,650 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 03:15:34,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:34,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 199 states and 375 transitions. [2019-11-20 03:15:34,665 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 375 transitions. [2019-11-20 03:15:34,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 03:15:34,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:34,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:34,698 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:15:36,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:36,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 215 states and 409 transitions. [2019-11-20 03:15:36,634 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 409 transitions. [2019-11-20 03:15:36,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 03:15:36,636 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:36,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:36,662 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:15:37,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:37,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 217 states and 410 transitions. [2019-11-20 03:15:37,056 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 410 transitions. [2019-11-20 03:15:37,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 03:15:37,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:37,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:37,081 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:15:39,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:39,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 229 states and 441 transitions. [2019-11-20 03:15:39,083 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 441 transitions. [2019-11-20 03:15:39,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 03:15:39,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:39,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:39,114 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:15:39,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:39,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 231 states and 442 transitions. [2019-11-20 03:15:39,477 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 442 transitions. [2019-11-20 03:15:39,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 03:15:39,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:39,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:39,501 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:15:39,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:39,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 232 states and 442 transitions. [2019-11-20 03:15:39,537 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 442 transitions. [2019-11-20 03:15:39,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 03:15:39,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:39,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:39,565 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:15:41,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:41,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 238 states and 452 transitions. [2019-11-20 03:15:41,706 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 452 transitions. [2019-11-20 03:15:41,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 03:15:41,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:41,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:41,732 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:15:42,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:42,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 240 states and 447 transitions. [2019-11-20 03:15:42,500 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 447 transitions. [2019-11-20 03:15:42,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 03:15:42,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:42,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:42,525 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:15:42,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:42,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 241 states and 448 transitions. [2019-11-20 03:15:42,551 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 448 transitions. [2019-11-20 03:15:42,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 03:15:42,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:42,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:42,576 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:15:42,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:42,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 242 states and 449 transitions. [2019-11-20 03:15:42,597 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 449 transitions. [2019-11-20 03:15:42,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 03:15:42,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:42,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:42,809 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:15:42,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:42,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 245 states and 453 transitions. [2019-11-20 03:15:42,990 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 453 transitions. [2019-11-20 03:15:42,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 03:15:42,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:43,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:43,019 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 03:15:43,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:43,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 246 states and 454 transitions. [2019-11-20 03:15:43,060 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 454 transitions. [2019-11-20 03:15:43,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 03:15:43,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:43,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:43,092 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 03:15:43,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:43,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 247 states and 455 transitions. [2019-11-20 03:15:43,133 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 455 transitions. [2019-11-20 03:15:43,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-20 03:15:43,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:43,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:43,160 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 03:15:43,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:43,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 251 states and 462 transitions. [2019-11-20 03:15:43,439 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 462 transitions. [2019-11-20 03:15:43,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 03:15:43,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:43,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:43,461 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:15:45,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:45,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 259 states and 475 transitions. [2019-11-20 03:15:45,190 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 475 transitions. [2019-11-20 03:15:45,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-20 03:15:45,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:45,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:45,217 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 03:15:45,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:45,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 260 states and 475 transitions. [2019-11-20 03:15:45,249 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 475 transitions. [2019-11-20 03:15:45,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 03:15:45,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:45,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:45,284 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-20 03:15:46,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:46,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 265 states and 485 transitions. [2019-11-20 03:15:46,307 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 485 transitions. [2019-11-20 03:15:46,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 03:15:46,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:46,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:46,330 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 03:15:46,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:46,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 263 states and 481 transitions. [2019-11-20 03:15:46,365 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 481 transitions. [2019-11-20 03:15:46,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 03:15:46,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:46,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:46,389 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 03:15:47,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:47,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 264 states and 484 transitions. [2019-11-20 03:15:47,062 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 484 transitions. [2019-11-20 03:15:47,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-20 03:15:47,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:47,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:47,092 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 03:15:48,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:48,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 266 states and 485 transitions. [2019-11-20 03:15:48,725 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 485 transitions. [2019-11-20 03:15:48,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 03:15:48,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:48,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:48,748 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 03:15:48,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:48,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 267 states and 485 transitions. [2019-11-20 03:15:48,773 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 485 transitions. [2019-11-20 03:15:48,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 03:15:48,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:48,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:48,798 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 03:15:48,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:48,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 269 states and 488 transitions. [2019-11-20 03:15:48,834 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 488 transitions. [2019-11-20 03:15:48,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 03:15:48,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:48,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:48,864 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 03:15:48,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:48,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 271 states and 490 transitions. [2019-11-20 03:15:48,897 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 490 transitions. [2019-11-20 03:15:48,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 03:15:48,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:48,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:48,928 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-20 03:15:48,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:48,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 269 states and 486 transitions. [2019-11-20 03:15:48,960 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 486 transitions. [2019-11-20 03:15:48,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 03:15:48,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:48,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:48,986 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:15:49,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:49,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 275 states and 498 transitions. [2019-11-20 03:15:49,255 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 498 transitions. [2019-11-20 03:15:49,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 03:15:49,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:49,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:49,284 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:15:49,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:49,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 276 states and 498 transitions. [2019-11-20 03:15:49,305 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 498 transitions. [2019-11-20 03:15:49,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 03:15:49,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:49,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:49,331 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 03:15:49,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:49,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 277 states and 498 transitions. [2019-11-20 03:15:49,355 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 498 transitions. [2019-11-20 03:15:49,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 03:15:49,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:49,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:49,381 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-20 03:15:49,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:49,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 277 states and 497 transitions. [2019-11-20 03:15:49,423 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 497 transitions. [2019-11-20 03:15:49,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 03:15:49,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:49,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:49,454 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 03:15:49,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:49,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 279 states and 500 transitions. [2019-11-20 03:15:49,480 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 500 transitions. [2019-11-20 03:15:49,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 03:15:49,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:49,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:49,506 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 03:15:49,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:49,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 270 states and 483 transitions. [2019-11-20 03:15:49,538 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 483 transitions. [2019-11-20 03:15:49,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 03:15:49,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:49,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:49,824 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 03:15:50,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:50,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 272 states and 484 transitions. [2019-11-20 03:15:50,427 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 484 transitions. [2019-11-20 03:15:50,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 03:15:50,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:50,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:50,465 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 03:15:50,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:50,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 273 states and 485 transitions. [2019-11-20 03:15:50,511 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 485 transitions. [2019-11-20 03:15:50,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 03:15:50,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:50,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:50,542 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 03:15:50,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:50,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 265 states and 468 transitions. [2019-11-20 03:15:50,586 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 468 transitions. [2019-11-20 03:15:50,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 03:15:50,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:50,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:50,620 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 03:15:50,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:50,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 252 states and 445 transitions. [2019-11-20 03:15:50,657 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 445 transitions. [2019-11-20 03:15:50,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-11-20 03:15:50,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:50,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:50,895 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 32 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:15:51,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:51,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 257 states and 457 transitions. [2019-11-20 03:15:51,723 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 457 transitions. [2019-11-20 03:15:51,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-11-20 03:15:51,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:51,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:51,763 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 32 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:15:51,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:51,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 258 states and 457 transitions. [2019-11-20 03:15:51,789 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 457 transitions. [2019-11-20 03:15:51,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 03:15:51,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:51,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:51,822 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 32 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:15:51,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:51,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 259 states and 458 transitions. [2019-11-20 03:15:51,854 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 458 transitions. [2019-11-20 03:15:51,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 03:15:51,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:51,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:51,889 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 03:15:52,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:52,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 257 states and 452 transitions. [2019-11-20 03:15:52,271 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 452 transitions. [2019-11-20 03:15:52,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-11-20 03:15:52,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:15:52,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:15:52,300 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 03:15:52,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:15:52,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 132 states and 190 transitions. [2019-11-20 03:15:52,826 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 190 transitions. [2019-11-20 03:15:52,826 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 03:15:52,826 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 76 iterations. [2019-11-20 03:15:52,835 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 03:15:53,333 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2019-11-20 03:15:53,344 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:15:53,344 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:15:53,345 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:15:53,345 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2019-11-20 03:15:53,346 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2019-11-20 03:15:53,347 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:15:53,348 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:15:53,348 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:15:53,348 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:15:53,348 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:15:53,349 INFO L569 CodeCheckObserver]: Invariant with dag size 18 [2019-11-20 03:15:53,354 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:15:53,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 03:15:53 ImpRootNode [2019-11-20 03:15:53,355 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 03:15:53,355 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 03:15:53,355 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 03:15:53,355 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 03:15:53,356 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:15:22" (3/4) ... [2019-11-20 03:15:53,358 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 03:15:53,364 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2019-11-20 03:15:53,364 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2019-11-20 03:15:53,364 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-11-20 03:15:53,365 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-11-20 03:15:53,365 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-11-20 03:15:53,365 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2019-11-20 03:15:53,365 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-11-20 03:15:53,377 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 55 nodes and edges [2019-11-20 03:15:53,378 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2019-11-20 03:15:53,378 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2019-11-20 03:15:53,379 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-20 03:15:53,380 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 03:15:53,380 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 03:15:53,407 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == systemActive) && !(pumpRunning == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0)) [2019-11-20 03:15:53,408 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) && !(0 == systemActive)) || !(pumpRunning == 0) [2019-11-20 03:15:53,408 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == methaneLevelCritical || (!(0 == tmp) && 0 == systemActive)) || (!(0 == tmp) && !(pumpRunning == 0))) || (!(pumpRunning == \old(pumpRunning)) && !(0 == tmp)) [2019-11-20 03:15:53,459 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_d33e962d-8e55-45a8-bae6-26bee50f2bd4/bin/ukojak/witness.graphml [2019-11-20 03:15:53,459 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 03:15:53,461 INFO L168 Benchmark]: Toolchain (without parser) took 33145.43 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 642.8 MB). Free memory was 950.1 MB in the beginning and 1.3 GB in the end (delta: -328.6 MB). Peak memory consumption was 314.1 MB. Max. memory is 11.5 GB. [2019-11-20 03:15:53,462 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:15:53,462 INFO L168 Benchmark]: CACSL2BoogieTranslator took 651.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -189.9 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2019-11-20 03:15:53,462 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.30 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-11-20 03:15:53,463 INFO L168 Benchmark]: Boogie Preprocessor took 48.03 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:15:53,463 INFO L168 Benchmark]: RCFGBuilder took 920.14 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: 70.9 MB). Peak memory consumption was 70.9 MB. Max. memory is 11.5 GB. [2019-11-20 03:15:53,463 INFO L168 Benchmark]: CodeCheck took 31353.97 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 490.2 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -227.3 MB). Peak memory consumption was 262.9 MB. Max. memory is 11.5 GB. [2019-11-20 03:15:53,464 INFO L168 Benchmark]: Witness Printer took 104.50 ms. Allocated memory is still 1.7 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 03:15:53,465 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 54 locations, 1 error locations. Result: SAFE, OverallTime: 30.7s, OverallIterations: 76, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: -1400764272 SDtfs, -1422936760 SDslu, -421075208 SDs, 0 SdLazy, -335269974 SolverSat, -2065439098 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 86.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 37112 GetRequests, 36343 SyntacticMatches, 395 SemanticMatches, 374 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62357 ImplicationChecksByTransitivity, 24.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 3528 NumberOfCodeBlocks, 3528 NumberOfCodeBlocksAsserted, 75 NumberOfCheckSat, 3453 ConstructedInterpolants, 0 QuantifiedInterpolants, 377924 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 75 InterpolantComputations, 52 PerfectInterpolantSequences, 1471/1648 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: 73]: 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: 685]: Loop Invariant Derived loop invariant: ((!(0 == systemActive) && !(pumpRunning == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0)) - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 718]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) && !(0 == systemActive)) || !(pumpRunning == 0) - InvariantResult [Line: 662]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 662]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 579]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: ((tmp == methaneLevelCritical || (!(0 == tmp) && 0 == systemActive)) || (!(0 == tmp) && !(pumpRunning == 0))) || (!(pumpRunning == \old(pumpRunning)) && !(0 == tmp)) - InvariantResult [Line: 856]: 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 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 651.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -189.9 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 63.30 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.03 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 920.14 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: 70.9 MB). Peak memory consumption was 70.9 MB. Max. memory is 11.5 GB. * CodeCheck took 31353.97 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 490.2 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -227.3 MB). Peak memory consumption was 262.9 MB. Max. memory is 11.5 GB. * Witness Printer took 104.50 ms. Allocated memory is still 1.7 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...