./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/psyco/psyco_io_1_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_286d7f94-78e4-41b9-af71-ca679628398a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_286d7f94-78e4-41b9-af71-ca679628398a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_286d7f94-78e4-41b9-af71-ca679628398a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_286d7f94-78e4-41b9-af71-ca679628398a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/psyco/psyco_io_1_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_286d7f94-78e4-41b9-af71-ca679628398a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_286d7f94-78e4-41b9-af71-ca679628398a/bin-2019/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 69c831b1eda23dac6e2f4454b4feebfba511ade3 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:43:44,747 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:43:44,748 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:43:44,756 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:43:44,756 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:43:44,756 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:43:44,757 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:43:44,758 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:43:44,759 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:43:44,760 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:43:44,761 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:43:44,761 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:43:44,761 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:43:44,762 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:43:44,763 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:43:44,763 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:43:44,764 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:43:44,765 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:43:44,766 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:43:44,768 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:43:44,768 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:43:44,769 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:43:44,771 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:43:44,771 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:43:44,771 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:43:44,772 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:43:44,772 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:43:44,773 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:43:44,774 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:43:44,774 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:43:44,774 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:43:44,775 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:43:44,775 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:43:44,775 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:43:44,776 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:43:44,776 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:43:44,777 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_286d7f94-78e4-41b9-af71-ca679628398a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 07:43:44,786 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:43:44,787 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:43:44,787 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:43:44,787 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 07:43:44,788 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 07:43:44,788 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 07:43:44,788 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:43:44,788 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:43:44,788 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:43:44,789 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:43:44,789 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:43:44,789 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:43:44,789 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:43:44,789 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:43:44,789 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:43:44,789 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:43:44,789 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:43:44,789 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 07:43:44,790 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 07:43:44,790 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:43:44,790 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:43:44,790 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 07:43:44,790 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:43:44,790 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:43:44,790 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:43:44,790 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 07:43:44,790 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:43:44,791 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:43:44,791 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_286d7f94-78e4-41b9-af71-ca679628398a/bin-2019/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 -> 69c831b1eda23dac6e2f4454b4feebfba511ade3 [2018-11-10 07:43:44,813 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:43:44,823 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:43:44,824 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:43:44,826 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:43:44,826 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:43:44,826 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_286d7f94-78e4-41b9-af71-ca679628398a/bin-2019/ukojak/../../sv-benchmarks/c/psyco/psyco_io_1_true-unreach-call_false-termination.c [2018-11-10 07:43:44,865 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_286d7f94-78e4-41b9-af71-ca679628398a/bin-2019/ukojak/data/fe1a246f8/06c7f104c6fe42beb3f5afc4c8f4611b/FLAG4a2f56938 [2018-11-10 07:43:45,283 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:43:45,283 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_286d7f94-78e4-41b9-af71-ca679628398a/sv-benchmarks/c/psyco/psyco_io_1_true-unreach-call_false-termination.c [2018-11-10 07:43:45,290 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_286d7f94-78e4-41b9-af71-ca679628398a/bin-2019/ukojak/data/fe1a246f8/06c7f104c6fe42beb3f5afc4c8f4611b/FLAG4a2f56938 [2018-11-10 07:43:45,302 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_286d7f94-78e4-41b9-af71-ca679628398a/bin-2019/ukojak/data/fe1a246f8/06c7f104c6fe42beb3f5afc4c8f4611b [2018-11-10 07:43:45,305 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:43:45,306 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:43:45,307 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:43:45,307 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:43:45,310 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:43:45,310 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:43:45" (1/1) ... [2018-11-10 07:43:45,312 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@549999d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:45, skipping insertion in model container [2018-11-10 07:43:45,313 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:43:45" (1/1) ... [2018-11-10 07:43:45,321 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:43:45,343 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:43:45,497 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:43:45,501 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:43:45,529 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:43:45,542 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:43:45,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:45 WrapperNode [2018-11-10 07:43:45,543 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:43:45,543 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:43:45,543 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:43:45,544 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:43:45,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:45" (1/1) ... [2018-11-10 07:43:45,558 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:45" (1/1) ... [2018-11-10 07:43:45,578 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:43:45,578 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:43:45,578 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:43:45,578 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:43:45,587 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:45" (1/1) ... [2018-11-10 07:43:45,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:45" (1/1) ... [2018-11-10 07:43:45,588 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:45" (1/1) ... [2018-11-10 07:43:45,588 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:45" (1/1) ... [2018-11-10 07:43:45,592 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:45" (1/1) ... [2018-11-10 07:43:45,598 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:45" (1/1) ... [2018-11-10 07:43:45,599 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:45" (1/1) ... [2018-11-10 07:43:45,601 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:43:45,602 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:43:45,602 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:43:45,602 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:43:45,603 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:43:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_286d7f94-78e4-41b9-af71-ca679628398a/bin-2019/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 [2018-11-10 07:43:45,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:43:45,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:43:46,047 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:43:46,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:43:46 BoogieIcfgContainer [2018-11-10 07:43:46,047 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:43:46,047 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 07:43:46,048 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 07:43:46,054 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 07:43:46,054 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:43:46" (1/1) ... [2018-11-10 07:43:46,061 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:43:46,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:46,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 66 states and 125 transitions. [2018-11-10 07:43:46,089 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 125 transitions. [2018-11-10 07:43:46,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 07:43:46,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:46,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:46,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:43:46,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:46,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 66 states and 106 transitions. [2018-11-10 07:43:46,182 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 106 transitions. [2018-11-10 07:43:46,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 07:43:46,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:46,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:46,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:43:46,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:46,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 69 states and 127 transitions. [2018-11-10 07:43:46,268 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 127 transitions. [2018-11-10 07:43:46,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 07:43:46,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:46,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:46,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 07:43:46,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:46,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 69 states and 126 transitions. [2018-11-10 07:43:46,310 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 126 transitions. [2018-11-10 07:43:46,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 07:43:46,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:46,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:46,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:43:46,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:46,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 72 states and 147 transitions. [2018-11-10 07:43:46,414 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 147 transitions. [2018-11-10 07:43:46,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 07:43:46,416 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:46,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:46,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:43:46,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:46,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 83 states and 187 transitions. [2018-11-10 07:43:46,534 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 187 transitions. [2018-11-10 07:43:46,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 07:43:46,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:46,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:46,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:43:46,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:46,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 87 states and 208 transitions. [2018-11-10 07:43:46,672 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 208 transitions. [2018-11-10 07:43:46,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 07:43:46,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:46,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:46,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:43:46,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:46,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 90 states and 215 transitions. [2018-11-10 07:43:46,722 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 215 transitions. [2018-11-10 07:43:46,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 07:43:46,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:46,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:46,775 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:43:46,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:46,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 94 states and 238 transitions. [2018-11-10 07:43:46,930 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 238 transitions. [2018-11-10 07:43:46,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 07:43:46,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:46,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:46,967 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:43:46,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:46,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 94 states and 236 transitions. [2018-11-10 07:43:46,976 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 236 transitions. [2018-11-10 07:43:46,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-10 07:43:46,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:46,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:47,011 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:43:47,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:47,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 95 states and 238 transitions. [2018-11-10 07:43:47,018 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 238 transitions. [2018-11-10 07:43:47,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-10 07:43:47,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:47,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:47,046 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:43:47,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:47,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 95 states and 236 transitions. [2018-11-10 07:43:47,054 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 236 transitions. [2018-11-10 07:43:47,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-10 07:43:47,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:47,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:47,088 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:43:47,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:47,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 96 states and 238 transitions. [2018-11-10 07:43:47,093 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 238 transitions. [2018-11-10 07:43:47,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-10 07:43:47,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:47,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:47,134 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:43:47,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:47,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 96 states and 237 transitions. [2018-11-10 07:43:47,142 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 237 transitions. [2018-11-10 07:43:47,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-10 07:43:47,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:47,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:47,161 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 07:43:47,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:47,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 100 states and 252 transitions. [2018-11-10 07:43:47,307 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 252 transitions. [2018-11-10 07:43:47,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 07:43:47,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:47,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:47,335 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:43:47,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:47,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 101 states and 253 transitions. [2018-11-10 07:43:47,348 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 253 transitions. [2018-11-10 07:43:47,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 07:43:47,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:47,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:47,363 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-10 07:43:47,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:47,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 102 states and 254 transitions. [2018-11-10 07:43:47,369 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 254 transitions. [2018-11-10 07:43:47,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 07:43:47,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:47,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:47,382 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 07:43:47,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:47,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 102 states and 251 transitions. [2018-11-10 07:43:47,431 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 251 transitions. [2018-11-10 07:43:47,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 07:43:47,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:47,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:47,444 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 07:43:47,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:47,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 102 states and 248 transitions. [2018-11-10 07:43:47,459 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 248 transitions. [2018-11-10 07:43:47,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 07:43:47,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:47,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:47,471 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 07:43:47,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:47,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 103 states and 249 transitions. [2018-11-10 07:43:47,475 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 249 transitions. [2018-11-10 07:43:47,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 07:43:47,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:47,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:47,485 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 07:43:47,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:47,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 104 states and 251 transitions. [2018-11-10 07:43:47,537 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 251 transitions. [2018-11-10 07:43:47,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 07:43:47,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:47,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:47,547 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:43:47,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:47,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 105 states and 251 transitions. [2018-11-10 07:43:47,584 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 251 transitions. [2018-11-10 07:43:47,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-10 07:43:47,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:47,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:47,596 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 07:43:47,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:47,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 105 states and 248 transitions. [2018-11-10 07:43:47,612 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 248 transitions. [2018-11-10 07:43:47,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 07:43:47,613 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:47,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:47,628 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 07:43:47,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:47,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 106 states and 250 transitions. [2018-11-10 07:43:47,634 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 250 transitions. [2018-11-10 07:43:47,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 07:43:47,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:47,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:47,648 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 07:43:47,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:47,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 106 states and 247 transitions. [2018-11-10 07:43:47,676 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 247 transitions. [2018-11-10 07:43:47,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 07:43:47,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:47,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:47,689 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 07:43:47,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:47,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 107 states and 249 transitions. [2018-11-10 07:43:47,695 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 249 transitions. [2018-11-10 07:43:47,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 07:43:47,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:47,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:47,704 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 07:43:47,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:47,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 107 states and 246 transitions. [2018-11-10 07:43:47,715 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 246 transitions. [2018-11-10 07:43:47,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 07:43:47,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:47,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:47,753 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 07:43:47,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:47,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 111 states and 264 transitions. [2018-11-10 07:43:47,886 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 264 transitions. [2018-11-10 07:43:47,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 07:43:47,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:47,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:47,898 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 07:43:47,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:47,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 111 states and 261 transitions. [2018-11-10 07:43:47,907 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 261 transitions. [2018-11-10 07:43:47,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 07:43:47,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:47,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:47,976 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 07:43:48,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:48,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 119 states and 274 transitions. [2018-11-10 07:43:48,079 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 274 transitions. [2018-11-10 07:43:48,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 07:43:48,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:48,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:48,110 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 07:43:48,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:48,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 124 states and 292 transitions. [2018-11-10 07:43:48,303 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 292 transitions. [2018-11-10 07:43:48,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-10 07:43:48,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:48,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:48,341 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 07:43:48,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:48,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 127 states and 298 transitions. [2018-11-10 07:43:48,350 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 298 transitions. [2018-11-10 07:43:48,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-10 07:43:48,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:48,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:48,408 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 07:43:48,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:48,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 128 states and 300 transitions. [2018-11-10 07:43:48,449 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 300 transitions. [2018-11-10 07:43:48,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-10 07:43:48,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:48,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:48,499 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 07:43:48,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:48,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 128 states and 298 transitions. [2018-11-10 07:43:48,506 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 298 transitions. [2018-11-10 07:43:48,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-10 07:43:48,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:48,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:48,551 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 07:43:48,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:48,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 129 states and 300 transitions. [2018-11-10 07:43:48,561 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 300 transitions. [2018-11-10 07:43:48,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-10 07:43:48,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:48,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:48,594 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 07:43:48,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:48,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 129 states and 298 transitions. [2018-11-10 07:43:48,601 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 298 transitions. [2018-11-10 07:43:48,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-10 07:43:48,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:48,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:48,656 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 07:43:48,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:48,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 130 states and 300 transitions. [2018-11-10 07:43:48,663 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 300 transitions. [2018-11-10 07:43:48,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-10 07:43:48,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:48,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:48,715 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 07:43:48,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:48,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 130 states and 299 transitions. [2018-11-10 07:43:48,721 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 299 transitions. [2018-11-10 07:43:48,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-10 07:43:48,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:48,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:48,762 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 07:43:48,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:48,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 131 states and 300 transitions. [2018-11-10 07:43:48,769 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 300 transitions. [2018-11-10 07:43:48,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-10 07:43:48,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:48,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:48,800 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 07:43:48,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:48,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 133 states and 301 transitions. [2018-11-10 07:43:48,901 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 301 transitions. [2018-11-10 07:43:48,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-10 07:43:48,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:48,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:48,937 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 07:43:48,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:48,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 134 states and 301 transitions. [2018-11-10 07:43:48,950 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 301 transitions. [2018-11-10 07:43:48,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-10 07:43:48,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:48,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:48,963 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 07:43:49,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:49,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 135 states and 303 transitions. [2018-11-10 07:43:49,071 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 303 transitions. [2018-11-10 07:43:49,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-10 07:43:49,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:49,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:49,095 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 07:43:49,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:49,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 136 states and 303 transitions. [2018-11-10 07:43:49,140 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 303 transitions. [2018-11-10 07:43:49,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-10 07:43:49,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:49,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:49,153 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 07:43:49,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:49,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 141 states and 318 transitions. [2018-11-10 07:43:49,369 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 318 transitions. [2018-11-10 07:43:49,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-10 07:43:49,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:49,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:49,398 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 07:43:49,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:49,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 141 states and 317 transitions. [2018-11-10 07:43:49,407 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 317 transitions. [2018-11-10 07:43:49,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-10 07:43:49,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:49,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:49,442 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 07:43:49,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:49,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 142 states and 318 transitions. [2018-11-10 07:43:49,456 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 318 transitions. [2018-11-10 07:43:49,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-10 07:43:49,456 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:49,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:49,481 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 07:43:49,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:49,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 143 states and 318 transitions. [2018-11-10 07:43:49,490 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 318 transitions. [2018-11-10 07:43:49,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-10 07:43:49,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:49,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:49,503 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 07:43:49,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:49,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 144 states and 319 transitions. [2018-11-10 07:43:49,527 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 319 transitions. [2018-11-10 07:43:49,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-10 07:43:49,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:49,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:49,549 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 07:43:49,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:49,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 145 states and 319 transitions. [2018-11-10 07:43:49,554 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 319 transitions. [2018-11-10 07:43:49,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-10 07:43:49,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:49,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:49,589 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 07:43:49,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:49,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 145 states and 318 transitions. [2018-11-10 07:43:49,601 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 318 transitions. [2018-11-10 07:43:49,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-10 07:43:49,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:49,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:49,655 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 07:43:49,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:49,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 146 states and 320 transitions. [2018-11-10 07:43:49,668 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 320 transitions. [2018-11-10 07:43:49,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-10 07:43:49,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:49,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:49,689 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 07:43:49,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:49,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 146 states and 319 transitions. [2018-11-10 07:43:49,698 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 319 transitions. [2018-11-10 07:43:49,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 07:43:49,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:49,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:49,715 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 07:43:49,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:49,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 147 states and 321 transitions. [2018-11-10 07:43:49,719 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 321 transitions. [2018-11-10 07:43:49,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 07:43:49,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:49,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:49,727 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 07:43:49,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:49,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 147 states and 318 transitions. [2018-11-10 07:43:49,753 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 318 transitions. [2018-11-10 07:43:49,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 07:43:49,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:49,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:49,787 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 07:43:49,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:49,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 148 states and 319 transitions. [2018-11-10 07:43:49,793 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 319 transitions. [2018-11-10 07:43:49,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 07:43:49,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:49,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:49,801 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 07:43:49,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:49,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 148 states and 316 transitions. [2018-11-10 07:43:49,813 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 316 transitions. [2018-11-10 07:43:49,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-10 07:43:49,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:49,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:49,822 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 07:43:49,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:49,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 149 states and 318 transitions. [2018-11-10 07:43:49,827 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 318 transitions. [2018-11-10 07:43:49,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-10 07:43:49,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:43:49,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:43:49,843 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-10 07:43:49,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:43:49,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 55 states and 73 transitions. [2018-11-10 07:43:49,846 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 73 transitions. [2018-11-10 07:43:49,846 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 07:43:49,847 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 58 iterations. [2018-11-10 07:43:49,853 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 07:43:49,969 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-11-10 07:43:49,979 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:43:49,979 INFO L582 CodeCheckObserver]: Invariant with dag size 13 [2018-11-10 07:43:49,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 07:43:49 ImpRootNode [2018-11-10 07:43:49,980 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 07:43:49,981 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 07:43:49,981 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 07:43:49,981 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 07:43:49,981 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:43:46" (3/4) ... [2018-11-10 07:43:49,984 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 07:43:49,993 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-10 07:43:49,993 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 07:43:49,993 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-10 07:43:50,020 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_286d7f94-78e4-41b9-af71-ca679628398a/bin-2019/ukojak/witness.graphml [2018-11-10 07:43:50,020 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 07:43:50,021 INFO L168 Benchmark]: Toolchain (without parser) took 4715.82 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 300.9 MB). Free memory was 954.8 MB in the beginning and 1.2 GB in the end (delta: -204.6 MB). Peak memory consumption was 96.4 MB. Max. memory is 11.5 GB. [2018-11-10 07:43:50,022 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:43:50,022 INFO L168 Benchmark]: CACSL2BoogieTranslator took 236.33 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 941.4 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-10 07:43:50,023 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.34 ms. Allocated memory is still 1.0 GB. Free memory was 941.4 MB in the beginning and 938.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:43:50,023 INFO L168 Benchmark]: Boogie Preprocessor took 23.64 ms. Allocated memory is still 1.0 GB. Free memory is still 938.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:43:50,023 INFO L168 Benchmark]: RCFGBuilder took 445.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 938.7 MB in the beginning and 1.1 GB in the end (delta: -151.6 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2018-11-10 07:43:50,024 INFO L168 Benchmark]: CodeCheck took 3933.07 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 172.5 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -76.6 MB). Peak memory consumption was 95.9 MB. Max. memory is 11.5 GB. [2018-11-10 07:43:50,025 INFO L168 Benchmark]: Witness Printer took 39.68 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:43:50,027 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 68 locations, 1 error locations. SAFE Result, 3.7s OverallTime, 58 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -903872468 SDtfs, 2007056876 SDslu, 1160732484 SDs, 0 SdLazy, -615618560 SolverSat, 2015159808 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22251 GetRequests, 22026 SyntacticMatches, 141 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7637 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 1815 NumberOfCodeBlocks, 1815 NumberOfCodeBlocksAsserted, 57 NumberOfCheckSat, 1758 ConstructedInterpolants, 0 QuantifiedInterpolants, 122007 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 57 InterpolantComputations, 38 PerfectInterpolantSequences, 792/854 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 343]: 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: 23]: Loop Invariant Derived loop invariant: q == 0 - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: ((this_sink == 0 && q == 2) || q == 0) || (q == 3 && !(this_sink == 0)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 236.33 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 941.4 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 34.34 ms. Allocated memory is still 1.0 GB. Free memory was 941.4 MB in the beginning and 938.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.64 ms. Allocated memory is still 1.0 GB. Free memory is still 938.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 445.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 938.7 MB in the beginning and 1.1 GB in the end (delta: -151.6 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * CodeCheck took 3933.07 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 172.5 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -76.6 MB). Peak memory consumption was 95.9 MB. Max. memory is 11.5 GB. * Witness Printer took 39.68 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...