./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product07.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_afa8e715-eebb-4241-8b8b-83d15b38046a/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_afa8e715-eebb-4241-8b8b-83d15b38046a/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_afa8e715-eebb-4241-8b8b-83d15b38046a/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_afa8e715-eebb-4241-8b8b-83d15b38046a/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product07.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_afa8e715-eebb-4241-8b8b-83d15b38046a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_afa8e715-eebb-4241-8b8b-83d15b38046a/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 c39001161d93972d05784cb6dbc5024ef34abe15 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 02:53:06,145 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:53:06,147 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:53:06,161 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:53:06,162 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:53:06,163 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:53:06,165 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:53:06,176 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:53:06,179 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:53:06,181 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:53:06,182 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:53:06,183 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:53:06,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:53:06,184 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:53:06,185 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:53:06,186 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:53:06,187 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:53:06,188 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:53:06,189 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:53:06,191 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:53:06,192 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:53:06,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:53:06,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:53:06,194 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:53:06,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:53:06,197 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:53:06,197 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:53:06,198 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:53:06,198 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:53:06,199 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:53:06,199 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:53:06,199 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:53:06,200 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:53:06,201 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:53:06,202 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:53:06,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:53:06,202 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:53:06,202 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:53:06,203 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:53:06,207 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:53:06,208 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:53:06,208 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_afa8e715-eebb-4241-8b8b-83d15b38046a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:53:06,220 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:53:06,220 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:53:06,221 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:53:06,221 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:53:06,228 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:53:06,228 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:53:06,228 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:53:06,228 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:53:06,228 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:53:06,229 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:53:06,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:53:06,230 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:53:06,230 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:53:06,230 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:53:06,230 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:53:06,231 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:53:06,231 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:53:06,231 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:53:06,231 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:53:06,231 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:53:06,232 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:53:06,232 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:53:06,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:53:06,233 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:53:06,233 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:53:06,233 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:53:06,233 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:53:06,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:53:06,234 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:53:06,234 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_afa8e715-eebb-4241-8b8b-83d15b38046a/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 -> c39001161d93972d05784cb6dbc5024ef34abe15 [2019-11-26 02:53:06,379 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:53:06,388 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:53:06,391 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:53:06,391 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:53:06,392 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:53:06,392 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_afa8e715-eebb-4241-8b8b-83d15b38046a/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product07.cil.c [2019-11-26 02:53:06,449 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_afa8e715-eebb-4241-8b8b-83d15b38046a/bin/ukojak/data/3cdd90bae/5e72ea6be50448feb1aeac815e6935ed/FLAG6bcda7131 [2019-11-26 02:53:06,875 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:53:06,876 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_afa8e715-eebb-4241-8b8b-83d15b38046a/sv-benchmarks/c/product-lines/minepump_spec2_product07.cil.c [2019-11-26 02:53:06,887 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_afa8e715-eebb-4241-8b8b-83d15b38046a/bin/ukojak/data/3cdd90bae/5e72ea6be50448feb1aeac815e6935ed/FLAG6bcda7131 [2019-11-26 02:53:07,221 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_afa8e715-eebb-4241-8b8b-83d15b38046a/bin/ukojak/data/3cdd90bae/5e72ea6be50448feb1aeac815e6935ed [2019-11-26 02:53:07,225 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:53:07,226 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:53:07,228 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:53:07,228 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:53:07,234 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:53:07,235 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:53:07" (1/1) ... [2019-11-26 02:53:07,239 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a1cb957 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:53:07, skipping insertion in model container [2019-11-26 02:53:07,240 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:53:07" (1/1) ... [2019-11-26 02:53:07,249 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:53:07,291 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:53:07,616 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:53:07,626 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:53:07,721 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:53:07,751 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:53:07,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:53:07 WrapperNode [2019-11-26 02:53:07,752 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:53:07,753 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:53:07,753 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:53:07,753 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:53:07,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:53:07" (1/1) ... [2019-11-26 02:53:07,784 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:53:07" (1/1) ... [2019-11-26 02:53:07,812 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:53:07,812 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:53:07,812 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:53:07,812 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:53:07,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:53:07" (1/1) ... [2019-11-26 02:53:07,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:53:07" (1/1) ... [2019-11-26 02:53:07,823 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:53:07" (1/1) ... [2019-11-26 02:53:07,823 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:53:07" (1/1) ... [2019-11-26 02:53:07,832 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:53:07" (1/1) ... [2019-11-26 02:53:07,837 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:53:07" (1/1) ... [2019-11-26 02:53:07,839 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:53:07" (1/1) ... [2019-11-26 02:53:07,842 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:53:07,843 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:53:07,843 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:53:07,843 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:53:07,844 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:53:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_afa8e715-eebb-4241-8b8b-83d15b38046a/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 [2019-11-26 02:53:07,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:53:07,915 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-26 02:53:07,915 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-26 02:53:07,916 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-26 02:53:07,916 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-26 02:53:07,916 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-26 02:53:07,916 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-26 02:53:07,916 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-26 02:53:07,916 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-26 02:53:07,916 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-26 02:53:07,916 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-26 02:53:07,917 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-26 02:53:07,917 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-26 02:53:07,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:53:07,917 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-26 02:53:07,917 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-26 02:53:07,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:53:07,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:53:08,673 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:53:08,673 INFO L284 CfgBuilder]: Removed 34 assume(true) statements. [2019-11-26 02:53:08,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:53:08 BoogieIcfgContainer [2019-11-26 02:53:08,674 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:53:08,675 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:53:08,675 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:53:08,684 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:53:08,684 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:53:08" (1/1) ... [2019-11-26 02:53:08,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:53:08,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:08,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 57 states and 77 transitions. [2019-11-26 02:53:08,730 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 77 transitions. [2019-11-26 02:53:08,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-26 02:53:08,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:08,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:08,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:53:08,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:08,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2019-11-26 02:53:08,940 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2019-11-26 02:53:08,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-26 02:53:08,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:08,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:09,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:53:09,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:09,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 59 states and 78 transitions. [2019-11-26 02:53:09,054 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 78 transitions. [2019-11-26 02:53:09,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-26 02:53:09,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:09,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:09,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:53:09,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:09,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 69 states and 99 transitions. [2019-11-26 02:53:09,302 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 99 transitions. [2019-11-26 02:53:09,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-26 02:53:09,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:09,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:09,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:53:09,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:09,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 70 states and 100 transitions. [2019-11-26 02:53:09,402 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 100 transitions. [2019-11-26 02:53:09,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:53:09,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:09,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:09,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:53:09,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:09,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 71 states and 101 transitions. [2019-11-26 02:53:09,472 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 101 transitions. [2019-11-26 02:53:09,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:53:09,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:09,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:09,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:53:09,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:09,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 72 states and 102 transitions. [2019-11-26 02:53:09,541 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 102 transitions. [2019-11-26 02:53:09,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:53:09,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:09,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:09,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:53:10,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:10,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 89 states and 140 transitions. [2019-11-26 02:53:10,169 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 140 transitions. [2019-11-26 02:53:10,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:53:10,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:10,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:10,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:53:10,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:10,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 90 states and 141 transitions. [2019-11-26 02:53:10,246 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 141 transitions. [2019-11-26 02:53:10,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-26 02:53:10,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:10,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:10,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:53:10,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:10,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 95 states and 150 transitions. [2019-11-26 02:53:10,344 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 150 transitions. [2019-11-26 02:53:10,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-26 02:53:10,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:10,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:10,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:53:11,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:11,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 112 states and 185 transitions. [2019-11-26 02:53:11,604 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 185 transitions. [2019-11-26 02:53:11,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:53:11,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:11,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:11,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:53:11,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:11,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 118 states and 197 transitions. [2019-11-26 02:53:11,816 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 197 transitions. [2019-11-26 02:53:11,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-26 02:53:11,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:11,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:11,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:53:12,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:12,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 124 states and 210 transitions. [2019-11-26 02:53:12,027 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 210 transitions. [2019-11-26 02:53:12,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:53:12,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:12,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:12,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:53:12,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:12,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 126 states and 212 transitions. [2019-11-26 02:53:12,078 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 212 transitions. [2019-11-26 02:53:12,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-26 02:53:12,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:12,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:12,171 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:53:12,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:12,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 129 states and 220 transitions. [2019-11-26 02:53:12,387 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 220 transitions. [2019-11-26 02:53:12,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-26 02:53:12,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:12,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:12,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:53:12,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:12,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 130 states and 221 transitions. [2019-11-26 02:53:12,442 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 221 transitions. [2019-11-26 02:53:12,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-11-26 02:53:12,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:12,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:12,534 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:53:12,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:12,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 137 states and 240 transitions. [2019-11-26 02:53:12,847 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 240 transitions. [2019-11-26 02:53:12,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-26 02:53:12,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:12,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:12,884 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:53:12,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:12,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 138 states and 241 transitions. [2019-11-26 02:53:12,915 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 241 transitions. [2019-11-26 02:53:12,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-26 02:53:12,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:12,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:12,948 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:53:12,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:12,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 136 states and 237 transitions. [2019-11-26 02:53:12,985 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 237 transitions. [2019-11-26 02:53:12,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-26 02:53:12,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:12,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:13,329 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-26 02:53:14,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:14,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 143 states and 251 transitions. [2019-11-26 02:53:14,328 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 251 transitions. [2019-11-26 02:53:14,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-11-26 02:53:14,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:14,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:14,353 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:53:14,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:14,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 146 states and 258 transitions. [2019-11-26 02:53:14,879 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 258 transitions. [2019-11-26 02:53:14,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-26 02:53:14,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:14,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:14,912 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:53:15,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:15,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 152 states and 272 transitions. [2019-11-26 02:53:15,552 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 272 transitions. [2019-11-26 02:53:15,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-26 02:53:15,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:15,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:15,579 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:53:16,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:16,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 162 states and 296 transitions. [2019-11-26 02:53:16,156 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 296 transitions. [2019-11-26 02:53:16,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-26 02:53:16,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:16,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:16,239 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-26 02:53:16,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:16,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 169 states and 308 transitions. [2019-11-26 02:53:16,506 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 308 transitions. [2019-11-26 02:53:16,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-26 02:53:16,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:16,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:16,533 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-26 02:53:16,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:16,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 171 states and 310 transitions. [2019-11-26 02:53:16,756 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 310 transitions. [2019-11-26 02:53:16,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-26 02:53:16,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:16,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:16,789 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:53:16,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:16,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 172 states and 311 transitions. [2019-11-26 02:53:16,830 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 311 transitions. [2019-11-26 02:53:16,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-26 02:53:16,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:16,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:16,864 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:53:16,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:16,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 173 states and 319 transitions. [2019-11-26 02:53:16,876 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 319 transitions. [2019-11-26 02:53:16,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-26 02:53:16,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:16,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:16,910 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:53:16,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:16,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 174 states and 319 transitions. [2019-11-26 02:53:16,921 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 319 transitions. [2019-11-26 02:53:16,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-26 02:53:16,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:16,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:16,964 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:53:16,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:16,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 175 states and 320 transitions. [2019-11-26 02:53:16,980 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 320 transitions. [2019-11-26 02:53:16,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-26 02:53:16,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:16,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:17,005 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:53:17,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:17,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 176 states and 321 transitions. [2019-11-26 02:53:17,030 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 321 transitions. [2019-11-26 02:53:17,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-26 02:53:17,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:17,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:17,064 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-26 02:53:17,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:17,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 177 states and 322 transitions. [2019-11-26 02:53:17,078 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 322 transitions. [2019-11-26 02:53:17,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-26 02:53:17,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:17,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:17,206 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:53:19,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:19,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 193 states and 373 transitions. [2019-11-26 02:53:19,308 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 373 transitions. [2019-11-26 02:53:19,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-26 02:53:19,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:19,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:19,355 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:53:19,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:19,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 195 states and 376 transitions. [2019-11-26 02:53:19,684 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 376 transitions. [2019-11-26 02:53:19,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-26 02:53:19,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:19,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:19,723 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:53:21,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:21,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 205 states and 395 transitions. [2019-11-26 02:53:21,256 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 395 transitions. [2019-11-26 02:53:21,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-26 02:53:21,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:21,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:21,292 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:53:21,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:21,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 207 states and 397 transitions. [2019-11-26 02:53:21,617 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 397 transitions. [2019-11-26 02:53:21,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-26 02:53:21,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:21,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:21,649 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-26 02:53:21,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:21,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 208 states and 397 transitions. [2019-11-26 02:53:21,684 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 397 transitions. [2019-11-26 02:53:21,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-26 02:53:21,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:21,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:21,707 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:53:23,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:23,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 216 states and 411 transitions. [2019-11-26 02:53:23,538 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 411 transitions. [2019-11-26 02:53:23,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-26 02:53:23,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:23,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:23,564 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:53:23,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:23,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 217 states and 412 transitions. [2019-11-26 02:53:23,593 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 412 transitions. [2019-11-26 02:53:23,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-26 02:53:23,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:23,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:23,619 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:53:23,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:23,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 218 states and 413 transitions. [2019-11-26 02:53:23,638 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 413 transitions. [2019-11-26 02:53:23,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-26 02:53:23,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:23,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:23,662 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-26 02:53:24,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:24,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 226 states and 434 transitions. [2019-11-26 02:53:24,949 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 434 transitions. [2019-11-26 02:53:24,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-26 02:53:24,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:24,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:24,976 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-26 02:53:25,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:25,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 228 states and 442 transitions. [2019-11-26 02:53:25,369 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 442 transitions. [2019-11-26 02:53:25,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-26 02:53:25,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:25,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:25,399 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-26 02:53:25,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:25,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 233 states and 452 transitions. [2019-11-26 02:53:25,704 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 452 transitions. [2019-11-26 02:53:25,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-26 02:53:25,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:25,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:25,729 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-26 02:53:25,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:25,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 234 states and 453 transitions. [2019-11-26 02:53:25,742 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 453 transitions. [2019-11-26 02:53:25,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-26 02:53:25,743 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:25,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:25,766 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-26 02:53:25,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:25,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 237 states and 458 transitions. [2019-11-26 02:53:25,790 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 458 transitions. [2019-11-26 02:53:25,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-26 02:53:25,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:25,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:25,920 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-26 02:53:26,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:26,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 240 states and 462 transitions. [2019-11-26 02:53:26,060 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 462 transitions. [2019-11-26 02:53:26,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-26 02:53:26,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:26,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:26,090 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-26 02:53:26,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:26,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 240 states and 455 transitions. [2019-11-26 02:53:26,558 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 455 transitions. [2019-11-26 02:53:26,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-26 02:53:26,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:26,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:26,583 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-26 02:53:26,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:26,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 241 states and 456 transitions. [2019-11-26 02:53:26,615 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 456 transitions. [2019-11-26 02:53:26,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-26 02:53:26,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:26,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:26,641 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-26 02:53:26,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:26,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 242 states and 457 transitions. [2019-11-26 02:53:26,661 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 457 transitions. [2019-11-26 02:53:26,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-26 02:53:26,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:26,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:26,685 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-26 02:53:26,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:26,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 243 states and 458 transitions. [2019-11-26 02:53:26,715 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 458 transitions. [2019-11-26 02:53:26,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-26 02:53:26,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:26,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:26,740 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-26 02:53:27,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:27,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 245 states and 460 transitions. [2019-11-26 02:53:27,103 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 460 transitions. [2019-11-26 02:53:27,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-26 02:53:27,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:27,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:27,135 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-26 02:53:27,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:27,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 248 states and 468 transitions. [2019-11-26 02:53:27,563 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 468 transitions. [2019-11-26 02:53:27,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-26 02:53:27,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:27,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:27,593 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-26 02:53:27,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:27,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 252 states and 475 transitions. [2019-11-26 02:53:27,777 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 475 transitions. [2019-11-26 02:53:27,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-26 02:53:27,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:27,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:27,834 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-26 02:53:29,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:29,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 260 states and 490 transitions. [2019-11-26 02:53:29,750 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 490 transitions. [2019-11-26 02:53:29,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-26 02:53:29,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:29,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:29,776 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-26 02:53:29,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:29,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 261 states and 490 transitions. [2019-11-26 02:53:29,800 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 490 transitions. [2019-11-26 02:53:29,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-26 02:53:29,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:29,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:29,825 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-26 02:53:30,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:30,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 266 states and 500 transitions. [2019-11-26 02:53:30,735 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 500 transitions. [2019-11-26 02:53:30,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-26 02:53:30,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:30,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:30,767 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-26 02:53:30,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:30,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 264 states and 496 transitions. [2019-11-26 02:53:30,794 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 496 transitions. [2019-11-26 02:53:30,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-26 02:53:30,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:30,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:30,820 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-26 02:53:31,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:31,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 265 states and 499 transitions. [2019-11-26 02:53:31,196 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 499 transitions. [2019-11-26 02:53:31,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-26 02:53:31,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:31,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:31,470 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-26 02:53:33,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:33,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 267 states and 500 transitions. [2019-11-26 02:53:33,025 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 500 transitions. [2019-11-26 02:53:33,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-26 02:53:33,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:33,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:33,048 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-26 02:53:33,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:33,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 268 states and 500 transitions. [2019-11-26 02:53:33,090 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 500 transitions. [2019-11-26 02:53:33,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-26 02:53:33,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:33,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:33,113 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-26 02:53:33,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:33,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 270 states and 503 transitions. [2019-11-26 02:53:33,152 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 503 transitions. [2019-11-26 02:53:33,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-26 02:53:33,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:33,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:33,175 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-26 02:53:33,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:33,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 272 states and 505 transitions. [2019-11-26 02:53:33,214 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 505 transitions. [2019-11-26 02:53:33,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-26 02:53:33,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:33,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:33,237 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-26 02:53:33,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:33,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 270 states and 501 transitions. [2019-11-26 02:53:33,268 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 501 transitions. [2019-11-26 02:53:33,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-26 02:53:33,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:33,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:33,297 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-26 02:53:33,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:33,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 276 states and 513 transitions. [2019-11-26 02:53:33,514 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 513 transitions. [2019-11-26 02:53:33,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-26 02:53:33,516 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:33,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:33,543 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-26 02:53:33,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:33,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 277 states and 513 transitions. [2019-11-26 02:53:33,574 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 513 transitions. [2019-11-26 02:53:33,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-26 02:53:33,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:33,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:33,597 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-26 02:53:33,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:33,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 278 states and 513 transitions. [2019-11-26 02:53:33,627 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 513 transitions. [2019-11-26 02:53:33,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-26 02:53:33,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:33,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:33,650 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-26 02:53:33,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:33,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 278 states and 512 transitions. [2019-11-26 02:53:33,689 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 512 transitions. [2019-11-26 02:53:33,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-26 02:53:33,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:33,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:33,713 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-26 02:53:33,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:33,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 280 states and 515 transitions. [2019-11-26 02:53:33,738 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 515 transitions. [2019-11-26 02:53:33,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-26 02:53:33,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:33,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:33,762 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-26 02:53:33,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:33,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 271 states and 498 transitions. [2019-11-26 02:53:33,797 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 498 transitions. [2019-11-26 02:53:33,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-26 02:53:33,798 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:33,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:33,978 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-26 02:53:34,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:34,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 273 states and 499 transitions. [2019-11-26 02:53:34,556 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 499 transitions. [2019-11-26 02:53:34,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-26 02:53:34,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:34,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:34,584 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-26 02:53:34,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:34,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 275 states and 500 transitions. [2019-11-26 02:53:34,994 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 500 transitions. [2019-11-26 02:53:34,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-26 02:53:34,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:35,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:35,019 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-26 02:53:35,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:35,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 276 states and 501 transitions. [2019-11-26 02:53:35,066 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 501 transitions. [2019-11-26 02:53:35,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-26 02:53:35,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:35,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:35,094 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-26 02:53:35,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:35,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 268 states and 484 transitions. [2019-11-26 02:53:35,143 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 484 transitions. [2019-11-26 02:53:35,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-26 02:53:35,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:35,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:35,170 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-26 02:53:35,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:35,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 255 states and 461 transitions. [2019-11-26 02:53:35,207 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 461 transitions. [2019-11-26 02:53:35,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-26 02:53:35,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:35,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:35,237 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 31 proven. 19 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-26 02:53:35,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:35,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 260 states and 473 transitions. [2019-11-26 02:53:35,729 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 473 transitions. [2019-11-26 02:53:35,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-11-26 02:53:35,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:35,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:35,778 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 35 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-26 02:53:36,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:36,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 269 states and 493 transitions. [2019-11-26 02:53:36,828 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 493 transitions. [2019-11-26 02:53:36,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-26 02:53:36,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:36,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:36,854 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-26 02:53:37,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:37,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 271 states and 494 transitions. [2019-11-26 02:53:37,351 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 494 transitions. [2019-11-26 02:53:37,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-26 02:53:37,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:37,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:37,392 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 34 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-26 02:53:37,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:37,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 272 states and 495 transitions. [2019-11-26 02:53:37,445 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 495 transitions. [2019-11-26 02:53:37,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-26 02:53:37,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:37,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:37,495 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 31 proven. 8 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-26 02:53:37,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:37,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 274 states and 496 transitions. [2019-11-26 02:53:37,882 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 496 transitions. [2019-11-26 02:53:37,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-11-26 02:53:37,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:53:37,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:53:37,915 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-11-26 02:53:38,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:53:38,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 140 states and 208 transitions. [2019-11-26 02:53:38,416 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 208 transitions. [2019-11-26 02:53:38,416 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-26 02:53:38,417 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 79 iterations. [2019-11-26 02:53:38,425 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-26 02:53:38,878 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:53:38,881 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:53:38,881 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:53:38,881 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2019-11-26 02:53:38,886 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:53:38,886 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:53:38,886 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:53:38,886 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2019-11-26 02:53:38,887 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:53:38,887 INFO L569 CodeCheckObserver]: Invariant with dag size 14 [2019-11-26 02:53:38,888 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:53:38,888 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:53:38,889 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:53:38,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 02:53:38 ImpRootNode [2019-11-26 02:53:38,889 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 02:53:38,890 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:53:38,890 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:53:38,890 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:53:38,890 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:53:08" (3/4) ... [2019-11-26 02:53:38,894 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-26 02:53:38,898 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2019-11-26 02:53:38,898 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2019-11-26 02:53:38,898 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-11-26 02:53:38,899 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-11-26 02:53:38,899 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-11-26 02:53:38,899 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2019-11-26 02:53:38,899 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-11-26 02:53:38,906 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 53 nodes and edges [2019-11-26 02:53:38,906 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-11-26 02:53:38,906 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-26 02:53:38,907 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-26 02:53:38,907 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-26 02:53:38,907 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:53:38,908 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:53:38,932 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || (!(0 == systemActive) && !(pumpRunning == 0))) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0)) [2019-11-26 02:53:38,933 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(pumpRunning == \old(pumpRunning)) || 0 == tmp) || methaneLevelCritical == tmp) || !(pumpRunning == 0)) || 0 == systemActive [2019-11-26 02:53:38,978 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_afa8e715-eebb-4241-8b8b-83d15b38046a/bin/ukojak/witness.graphml [2019-11-26 02:53:38,978 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:53:38,980 INFO L168 Benchmark]: Toolchain (without parser) took 31753.30 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 657.5 MB). Free memory was 944.7 MB in the beginning and 1.6 GB in the end (delta: -605.5 MB). Peak memory consumption was 52.0 MB. Max. memory is 11.5 GB. [2019-11-26 02:53:38,980 INFO L168 Benchmark]: CDTParser took 0.15 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. [2019-11-26 02:53:38,980 INFO L168 Benchmark]: CACSL2BoogieTranslator took 524.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -159.0 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-11-26 02:53:38,981 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-26 02:53:38,981 INFO L168 Benchmark]: Boogie Preprocessor took 30.24 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. [2019-11-26 02:53:38,981 INFO L168 Benchmark]: RCFGBuilder took 831.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 77.6 MB). Peak memory consumption was 77.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:53:38,982 INFO L168 Benchmark]: CodeCheck took 30214.59 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 536.3 MB). Free memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: -536.5 MB). Peak memory consumption was 684.3 MB. Max. memory is 11.5 GB. [2019-11-26 02:53:38,982 INFO L168 Benchmark]: Witness Printer took 88.34 ms. Allocated memory is still 1.7 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:53:38,984 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, 57 locations, 1 error locations. Result: SAFE, OverallTime: 29.7s, OverallIterations: 79, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 839393552 SDtfs, -2067866464 SDslu, 1805361864 SDs, 0 SdLazy, -267335036 SolverSat, -74474088 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 83.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 41979 GetRequests, 41183 SyntacticMatches, 414 SemanticMatches, 382 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65932 ImplicationChecksByTransitivity, 23.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 3885 NumberOfCodeBlocks, 3885 NumberOfCodeBlocksAsserted, 78 NumberOfCheckSat, 3807 ConstructedInterpolants, 0 QuantifiedInterpolants, 433973 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 78 InterpolantComputations, 52 PerfectInterpolantSequences, 1676/1864 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: 391]: 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: 214]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || (!(0 == systemActive) && !(pumpRunning == 0))) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0)) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 877]: Loop Invariant Derived loop invariant: (((!(pumpRunning == \old(pumpRunning)) || 0 == tmp) || methaneLevelCritical == tmp) || !(pumpRunning == 0)) || 0 == systemActive - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 877]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 524.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -159.0 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 59.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.24 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 831.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 77.6 MB). Peak memory consumption was 77.6 MB. Max. memory is 11.5 GB. * CodeCheck took 30214.59 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 536.3 MB). Free memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: -536.5 MB). Peak memory consumption was 684.3 MB. Max. memory is 11.5 GB. * Witness Printer took 88.34 ms. Allocated memory is still 1.7 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...