./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product25.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b2edabad-620d-4b7a-804b-f1589bcb2deb/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b2edabad-620d-4b7a-804b-f1589bcb2deb/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b2edabad-620d-4b7a-804b-f1589bcb2deb/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b2edabad-620d-4b7a-804b-f1589bcb2deb/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product25.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b2edabad-620d-4b7a-804b-f1589bcb2deb/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b2edabad-620d-4b7a-804b-f1589bcb2deb/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 5c8fccd9aead26260fe6c28d5df9729813f96355 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-02 03:09:13,112 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 03:09:13,113 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 03:09:13,121 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 03:09:13,121 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 03:09:13,121 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 03:09:13,122 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 03:09:13,124 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 03:09:13,125 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 03:09:13,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 03:09:13,126 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 03:09:13,127 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 03:09:13,127 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 03:09:13,128 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 03:09:13,129 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 03:09:13,129 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 03:09:13,130 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 03:09:13,130 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 03:09:13,132 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 03:09:13,133 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 03:09:13,135 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 03:09:13,135 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 03:09:13,136 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 03:09:13,136 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 03:09:13,138 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 03:09:13,138 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 03:09:13,138 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 03:09:13,139 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 03:09:13,139 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 03:09:13,140 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 03:09:13,140 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 03:09:13,140 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 03:09:13,141 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 03:09:13,141 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 03:09:13,142 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 03:09:13,142 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 03:09:13,142 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 03:09:13,143 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 03:09:13,143 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 03:09:13,143 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 03:09:13,144 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 03:09:13,144 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b2edabad-620d-4b7a-804b-f1589bcb2deb/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-02 03:09:13,154 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 03:09:13,154 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 03:09:13,154 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 03:09:13,155 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 03:09:13,155 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 03:09:13,155 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 03:09:13,155 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 03:09:13,155 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 03:09:13,156 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-02 03:09:13,156 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 03:09:13,156 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 03:09:13,156 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 03:09:13,156 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 03:09:13,156 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 03:09:13,156 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 03:09:13,157 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 03:09:13,157 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 03:09:13,157 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 03:09:13,157 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 03:09:13,157 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 03:09:13,157 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 03:09:13,157 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 03:09:13,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 03:09:13,158 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 03:09:13,158 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 03:09:13,158 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 03:09:13,158 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-02 03:09:13,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-02 03:09:13,158 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 03:09:13,159 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_b2edabad-620d-4b7a-804b-f1589bcb2deb/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 -> 5c8fccd9aead26260fe6c28d5df9729813f96355 [2019-12-02 03:09:13,260 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 03:09:13,269 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 03:09:13,272 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 03:09:13,273 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 03:09:13,273 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 03:09:13,274 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b2edabad-620d-4b7a-804b-f1589bcb2deb/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product25.cil.c [2019-12-02 03:09:13,319 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b2edabad-620d-4b7a-804b-f1589bcb2deb/bin/ukojak/data/d13cc5e24/4147fac2fba04e0a8d2770a834e3c832/FLAG2f8945371 [2019-12-02 03:09:13,760 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 03:09:13,761 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b2edabad-620d-4b7a-804b-f1589bcb2deb/sv-benchmarks/c/product-lines/minepump_spec2_product25.cil.c [2019-12-02 03:09:13,769 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b2edabad-620d-4b7a-804b-f1589bcb2deb/bin/ukojak/data/d13cc5e24/4147fac2fba04e0a8d2770a834e3c832/FLAG2f8945371 [2019-12-02 03:09:13,777 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b2edabad-620d-4b7a-804b-f1589bcb2deb/bin/ukojak/data/d13cc5e24/4147fac2fba04e0a8d2770a834e3c832 [2019-12-02 03:09:13,779 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 03:09:13,780 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 03:09:13,781 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 03:09:13,781 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 03:09:13,783 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 03:09:13,783 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:09:13" (1/1) ... [2019-12-02 03:09:13,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b211215 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:09:13, skipping insertion in model container [2019-12-02 03:09:13,785 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:09:13" (1/1) ... [2019-12-02 03:09:13,790 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 03:09:13,820 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 03:09:14,037 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 03:09:14,045 INFO L203 MainTranslator]: Completed pre-run [2019-12-02 03:09:14,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 03:09:14,113 INFO L208 MainTranslator]: Completed translation [2019-12-02 03:09:14,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:09:14 WrapperNode [2019-12-02 03:09:14,114 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 03:09:14,114 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-02 03:09:14,114 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-02 03:09:14,114 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-02 03:09:14,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:09:14" (1/1) ... [2019-12-02 03:09:14,132 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:09:14" (1/1) ... [2019-12-02 03:09:14,152 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-02 03:09:14,152 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-02 03:09:14,152 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-02 03:09:14,152 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-02 03:09:14,159 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:09:14" (1/1) ... [2019-12-02 03:09:14,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:09:14" (1/1) ... [2019-12-02 03:09:14,161 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:09:14" (1/1) ... [2019-12-02 03:09:14,162 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:09:14" (1/1) ... [2019-12-02 03:09:14,167 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:09:14" (1/1) ... [2019-12-02 03:09:14,171 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:09:14" (1/1) ... [2019-12-02 03:09:14,173 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:09:14" (1/1) ... [2019-12-02 03:09:14,175 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-02 03:09:14,175 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-02 03:09:14,175 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-02 03:09:14,175 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-02 03:09:14,176 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:09:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b2edabad-620d-4b7a-804b-f1589bcb2deb/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 [2019-12-02 03:09:14,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-02 03:09:14,218 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-12-02 03:09:14,218 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-12-02 03:09:14,218 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-12-02 03:09:14,218 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-12-02 03:09:14,218 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-12-02 03:09:14,218 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-12-02 03:09:14,218 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-12-02 03:09:14,218 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-12-02 03:09:14,218 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-12-02 03:09:14,218 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-12-02 03:09:14,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-02 03:09:14,218 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-12-02 03:09:14,219 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-12-02 03:09:14,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-02 03:09:14,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-02 03:09:14,673 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-02 03:09:14,673 INFO L287 CfgBuilder]: Removed 36 assume(true) statements. [2019-12-02 03:09:14,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:09:14 BoogieIcfgContainer [2019-12-02 03:09:14,674 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-02 03:09:14,674 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-02 03:09:14,674 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-02 03:09:14,681 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-02 03:09:14,681 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:09:14" (1/1) ... [2019-12-02 03:09:14,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-02 03:09:14,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:14,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 47 states and 62 transitions. [2019-12-02 03:09:14,714 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2019-12-02 03:09:14,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-02 03:09:14,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:14,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:14,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:09:14,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:14,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2019-12-02 03:09:14,881 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2019-12-02 03:09:14,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-02 03:09:14,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:14,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:14,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:09:14,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:14,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2019-12-02 03:09:14,955 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2019-12-02 03:09:14,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-02 03:09:14,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:14,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:15,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:09:15,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:15,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 58 states and 81 transitions. [2019-12-02 03:09:15,096 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 81 transitions. [2019-12-02 03:09:15,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-02 03:09:15,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:15,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:15,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:09:15,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:15,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 59 states and 82 transitions. [2019-12-02 03:09:15,148 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 82 transitions. [2019-12-02 03:09:15,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-02 03:09:15,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:15,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:15,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:09:15,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:15,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 69 states and 103 transitions. [2019-12-02 03:09:15,366 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 103 transitions. [2019-12-02 03:09:15,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-02 03:09:15,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:15,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:15,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:09:15,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:15,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 84 states and 134 transitions. [2019-12-02 03:09:15,824 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 134 transitions. [2019-12-02 03:09:15,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-02 03:09:15,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:15,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:15,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:09:15,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:15,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 85 states and 135 transitions. [2019-12-02 03:09:15,869 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 135 transitions. [2019-12-02 03:09:15,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-02 03:09:15,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:15,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:15,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:09:15,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:15,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 86 states and 138 transitions. [2019-12-02 03:09:15,963 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 138 transitions. [2019-12-02 03:09:15,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-02 03:09:15,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:15,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:16,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:09:16,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:16,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 92 states and 146 transitions. [2019-12-02 03:09:16,231 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 146 transitions. [2019-12-02 03:09:16,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-02 03:09:16,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:16,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:16,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:09:16,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:16,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 93 states and 147 transitions. [2019-12-02 03:09:16,303 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 147 transitions. [2019-12-02 03:09:16,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-12-02 03:09:16,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:16,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:16,354 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 03:09:16,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:16,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 99 states and 159 transitions. [2019-12-02 03:09:16,543 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 159 transitions. [2019-12-02 03:09:16,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-02 03:09:16,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:16,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:16,572 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 03:09:16,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:16,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 97 states and 155 transitions. [2019-12-02 03:09:16,589 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 155 transitions. [2019-12-02 03:09:16,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-02 03:09:16,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:16,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:16,848 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-02 03:09:17,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:17,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 104 states and 175 transitions. [2019-12-02 03:09:17,506 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 175 transitions. [2019-12-02 03:09:17,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-02 03:09:17,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:17,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:17,525 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 03:09:17,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:17,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 106 states and 179 transitions. [2019-12-02 03:09:17,668 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 179 transitions. [2019-12-02 03:09:17,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-02 03:09:17,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:17,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:17,687 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 03:09:17,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:17,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 115 states and 197 transitions. [2019-12-02 03:09:17,913 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 197 transitions. [2019-12-02 03:09:17,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-02 03:09:17,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:17,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:17,992 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 03:09:18,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:18,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 123 states and 218 transitions. [2019-12-02 03:09:18,708 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 218 transitions. [2019-12-02 03:09:18,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-02 03:09:18,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:18,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:18,727 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 03:09:18,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:18,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 124 states and 219 transitions. [2019-12-02 03:09:18,736 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 219 transitions. [2019-12-02 03:09:18,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-02 03:09:18,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:18,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:18,754 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 03:09:18,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:18,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 125 states and 220 transitions. [2019-12-02 03:09:18,768 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 220 transitions. [2019-12-02 03:09:18,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-02 03:09:18,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:18,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:18,789 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 03:09:18,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:18,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 127 states and 228 transitions. [2019-12-02 03:09:18,967 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 228 transitions. [2019-12-02 03:09:18,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-02 03:09:18,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:18,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:18,993 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 03:09:19,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:19,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 128 states and 229 transitions. [2019-12-02 03:09:19,064 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 229 transitions. [2019-12-02 03:09:19,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-02 03:09:19,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:19,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:19,092 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 03:09:19,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:19,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 135 states and 251 transitions. [2019-12-02 03:09:19,313 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 251 transitions. [2019-12-02 03:09:19,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-02 03:09:19,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:19,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:19,335 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 03:09:19,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:19,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 136 states and 252 transitions. [2019-12-02 03:09:19,350 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 252 transitions. [2019-12-02 03:09:19,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-02 03:09:19,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:19,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:19,375 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 03:09:19,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:19,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 137 states and 253 transitions. [2019-12-02 03:09:19,395 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 253 transitions. [2019-12-02 03:09:19,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 03:09:19,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:19,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:19,420 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 03:09:20,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:20,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 146 states and 280 transitions. [2019-12-02 03:09:20,382 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 280 transitions. [2019-12-02 03:09:20,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-02 03:09:20,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:20,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:20,409 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-12-02 03:09:20,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:20,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 150 states and 287 transitions. [2019-12-02 03:09:20,617 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 287 transitions. [2019-12-02 03:09:20,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-02 03:09:20,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:20,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:20,732 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-12-02 03:09:22,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:22,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 154 states and 296 transitions. [2019-12-02 03:09:22,752 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 296 transitions. [2019-12-02 03:09:22,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-12-02 03:09:22,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:22,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:22,773 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 26 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-12-02 03:09:22,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:22,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 145 states and 273 transitions. [2019-12-02 03:09:22,962 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 273 transitions. [2019-12-02 03:09:22,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-02 03:09:22,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:22,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:22,979 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-12-02 03:09:22,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:22,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 143 states and 269 transitions. [2019-12-02 03:09:22,999 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 269 transitions. [2019-12-02 03:09:23,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-12-02 03:09:23,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:23,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:23,026 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 17 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 03:09:23,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:23,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 149 states and 282 transitions. [2019-12-02 03:09:23,615 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 282 transitions. [2019-12-02 03:09:23,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-12-02 03:09:23,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:23,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:23,632 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-12-02 03:09:23,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:23,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 149 states and 281 transitions. [2019-12-02 03:09:23,655 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 281 transitions. [2019-12-02 03:09:23,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-02 03:09:23,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:23,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:23,672 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-02 03:09:23,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:23,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 151 states and 284 transitions. [2019-12-02 03:09:23,688 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 284 transitions. [2019-12-02 03:09:23,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-02 03:09:23,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:23,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:23,793 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 17 proven. 11 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-02 03:09:24,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:24,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 153 states and 285 transitions. [2019-12-02 03:09:24,093 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 285 transitions. [2019-12-02 03:09:24,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-02 03:09:24,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:24,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:24,123 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-12-02 03:09:24,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:24,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 154 states and 286 transitions. [2019-12-02 03:09:24,151 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 286 transitions. [2019-12-02 03:09:24,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-02 03:09:24,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:24,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:24,180 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-12-02 03:09:24,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:24,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 150 states and 276 transitions. [2019-12-02 03:09:24,208 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 276 transitions. [2019-12-02 03:09:24,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-02 03:09:24,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:24,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:24,242 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-02 03:09:24,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:24,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 143 states and 263 transitions. [2019-12-02 03:09:24,259 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 263 transitions. [2019-12-02 03:09:24,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-02 03:09:24,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:24,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:24,279 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 30 proven. 16 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-12-02 03:09:25,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:25,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 154 states and 285 transitions. [2019-12-02 03:09:25,479 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 285 transitions. [2019-12-02 03:09:25,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-02 03:09:25,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:09:25,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:09:25,500 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-02 03:09:25,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:09:25,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 76 states and 107 transitions. [2019-12-02 03:09:25,942 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions. [2019-12-02 03:09:25,943 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-02 03:09:25,943 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 38 iterations. [2019-12-02 03:09:25,949 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-12-02 03:09:26,160 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 03:09:26,163 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2019-12-02 03:09:26,166 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 03:09:26,166 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 03:09:26,166 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 03:09:26,167 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 03:09:26,167 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 03:09:26,167 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2019-12-02 03:09:26,167 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 03:09:26,167 INFO L569 CodeCheckObserver]: Invariant with dag size 12 [2019-12-02 03:09:26,168 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 03:09:26,168 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2019-12-02 03:09:26,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 03:09:26 ImpRootNode [2019-12-02 03:09:26,169 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-02 03:09:26,169 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-02 03:09:26,169 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-02 03:09:26,169 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-02 03:09:26,170 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:09:14" (3/4) ... [2019-12-02 03:09:26,172 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-02 03:09:26,175 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2019-12-02 03:09:26,176 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-12-02 03:09:26,176 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2019-12-02 03:09:26,176 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-12-02 03:09:26,176 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-12-02 03:09:26,176 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-12-02 03:09:26,181 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 57 nodes and edges [2019-12-02 03:09:26,181 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2019-12-02 03:09:26,181 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-12-02 03:09:26,182 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-02 03:09:26,182 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-02 03:09:26,182 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-02 03:09:26,183 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-02 03:09:26,201 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || 0 == systemActive [2019-12-02 03:09:26,201 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) && !(0 == systemActive)) || !(pumpRunning == 0) [2019-12-02 03:09:26,202 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(pumpRunning == \old(pumpRunning)) || 0 == tmp) || methaneLevelCritical == tmp) || !(pumpRunning == 0) [2019-12-02 03:09:26,227 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b2edabad-620d-4b7a-804b-f1589bcb2deb/bin/ukojak/witness.graphml [2019-12-02 03:09:26,227 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-02 03:09:26,228 INFO L168 Benchmark]: Toolchain (without parser) took 12448.09 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 299.9 MB). Free memory was 948.9 MB in the beginning and 1.1 GB in the end (delta: -199.2 MB). Peak memory consumption was 100.7 MB. Max. memory is 11.5 GB. [2019-12-02 03:09:26,228 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 03:09:26,229 INFO L168 Benchmark]: CACSL2BoogieTranslator took 333.38 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.3 MB). Free memory was 943.5 MB in the beginning and 1.1 GB in the end (delta: -144.8 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-12-02 03:09:26,229 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.84 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-02 03:09:26,229 INFO L168 Benchmark]: Boogie Preprocessor took 22.90 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 03:09:26,229 INFO L168 Benchmark]: RCFGBuilder took 498.78 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 67.0 MB). Peak memory consumption was 67.0 MB. Max. memory is 11.5 GB. [2019-12-02 03:09:26,230 INFO L168 Benchmark]: CodeCheck took 11494.51 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 195.6 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -145.2 MB). Peak memory consumption was 50.4 MB. Max. memory is 11.5 GB. [2019-12-02 03:09:26,230 INFO L168 Benchmark]: Witness Printer took 58.01 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2019-12-02 03:09:26,231 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 7 procedures, 47 locations, 1 error locations. Result: SAFE, OverallTime: 11.2s, OverallIterations: 38, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 306989104 SDtfs, -247911470 SDslu, 1908515548 SDs, 0 SdLazy, -1216362718 SolverSat, -1040755360 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 17011 GetRequests, 16630 SyntacticMatches, 141 SemanticMatches, 240 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23718 ImplicationChecksByTransitivity, 8.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 1708 NumberOfCodeBlocks, 1708 NumberOfCodeBlocksAsserted, 37 NumberOfCheckSat, 1671 ConstructedInterpolants, 0 QuantifiedInterpolants, 174477 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 37 InterpolantComputations, 23 PerfectInterpolantSequences, 728/808 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: 518]: 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: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 260]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || 0 == systemActive - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) && !(0 == systemActive)) || !(pumpRunning == 0) - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: ((!(pumpRunning == \old(pumpRunning)) || 0 == tmp) || methaneLevelCritical == tmp) || !(pumpRunning == 0) - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 333.38 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.3 MB). Free memory was 943.5 MB in the beginning and 1.1 GB in the end (delta: -144.8 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.84 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.90 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 498.78 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 67.0 MB). Peak memory consumption was 67.0 MB. Max. memory is 11.5 GB. * CodeCheck took 11494.51 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 195.6 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -145.2 MB). Peak memory consumption was 50.4 MB. Max. memory is 11.5 GB. * Witness Printer took 58.01 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...