./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/locks/test_locks_12_true-unreach-call_true-valid-memsafety_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_afcf6cf0-9b71-410b-89b9-ed47b2a7b33c/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_afcf6cf0-9b71-410b-89b9-ed47b2a7b33c/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_afcf6cf0-9b71-410b-89b9-ed47b2a7b33c/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_afcf6cf0-9b71-410b-89b9-ed47b2a7b33c/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/locks/test_locks_12_true-unreach-call_true-valid-memsafety_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_afcf6cf0-9b71-410b-89b9-ed47b2a7b33c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_afcf6cf0-9b71-410b-89b9-ed47b2a7b33c/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 16b9ec98922e529d9b7488fe4b8a5dfd7426fa85 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 12:49:40,392 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:49:40,394 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:49:40,400 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:49:40,400 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:49:40,401 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:49:40,402 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:49:40,403 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:49:40,404 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:49:40,405 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:49:40,405 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:49:40,406 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:49:40,406 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:49:40,407 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:49:40,408 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:49:40,408 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:49:40,409 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:49:40,410 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:49:40,411 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:49:40,412 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:49:40,412 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:49:40,413 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:49:40,415 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:49:40,415 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:49:40,415 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:49:40,416 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:49:40,416 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:49:40,417 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:49:40,417 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:49:40,418 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:49:40,418 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:49:40,419 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:49:40,419 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:49:40,419 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:49:40,420 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:49:40,420 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:49:40,420 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_afcf6cf0-9b71-410b-89b9-ed47b2a7b33c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 12:49:40,431 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:49:40,431 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:49:40,432 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:49:40,432 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 12:49:40,432 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:49:40,432 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:49:40,433 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:49:40,433 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:49:40,433 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:49:40,433 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:49:40,433 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:49:40,433 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:49:40,433 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:49:40,434 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:49:40,434 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:49:40,434 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:49:40,434 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:49:40,434 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 12:49:40,434 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 12:49:40,434 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:49:40,435 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:49:40,435 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:49:40,435 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:49:40,435 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:49:40,435 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:49:40,435 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 12:49:40,435 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:49:40,435 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 12:49:40,436 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_afcf6cf0-9b71-410b-89b9-ed47b2a7b33c/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 -> 16b9ec98922e529d9b7488fe4b8a5dfd7426fa85 [2018-11-10 12:49:40,461 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:49:40,470 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:49:40,473 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:49:40,474 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:49:40,474 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:49:40,475 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_afcf6cf0-9b71-410b-89b9-ed47b2a7b33c/bin-2019/ukojak/../../sv-benchmarks/c/locks/test_locks_12_true-unreach-call_true-valid-memsafety_false-termination.c [2018-11-10 12:49:40,522 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_afcf6cf0-9b71-410b-89b9-ed47b2a7b33c/bin-2019/ukojak/data/d411fa5e4/9c678e3a395c4acab41e0b499dda1201/FLAG61983adba [2018-11-10 12:49:40,944 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:49:40,944 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_afcf6cf0-9b71-410b-89b9-ed47b2a7b33c/sv-benchmarks/c/locks/test_locks_12_true-unreach-call_true-valid-memsafety_false-termination.c [2018-11-10 12:49:40,950 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_afcf6cf0-9b71-410b-89b9-ed47b2a7b33c/bin-2019/ukojak/data/d411fa5e4/9c678e3a395c4acab41e0b499dda1201/FLAG61983adba [2018-11-10 12:49:40,960 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_afcf6cf0-9b71-410b-89b9-ed47b2a7b33c/bin-2019/ukojak/data/d411fa5e4/9c678e3a395c4acab41e0b499dda1201 [2018-11-10 12:49:40,962 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:49:40,963 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:49:40,964 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:49:40,964 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:49:40,967 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:49:40,968 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:49:40" (1/1) ... [2018-11-10 12:49:40,970 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46187e96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:40, skipping insertion in model container [2018-11-10 12:49:40,970 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:49:40" (1/1) ... [2018-11-10 12:49:40,978 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:49:40,997 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:49:41,119 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:49:41,122 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:49:41,139 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:49:41,148 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:49:41,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:41 WrapperNode [2018-11-10 12:49:41,148 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:49:41,149 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:49:41,149 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:49:41,149 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:49:41,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:41" (1/1) ... [2018-11-10 12:49:41,159 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:41" (1/1) ... [2018-11-10 12:49:41,171 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:49:41,171 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:49:41,172 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:49:41,172 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:49:41,177 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:41" (1/1) ... [2018-11-10 12:49:41,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:41" (1/1) ... [2018-11-10 12:49:41,178 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:41" (1/1) ... [2018-11-10 12:49:41,178 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:41" (1/1) ... [2018-11-10 12:49:41,180 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:41" (1/1) ... [2018-11-10 12:49:41,183 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:41" (1/1) ... [2018-11-10 12:49:41,184 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:41" (1/1) ... [2018-11-10 12:49:41,186 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:49:41,186 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:49:41,186 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:49:41,186 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:49:41,187 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:49:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_afcf6cf0-9b71-410b-89b9-ed47b2a7b33c/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 12:49:41,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:49:41,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:49:41,628 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:49:41,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:49:41 BoogieIcfgContainer [2018-11-10 12:49:41,629 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 12:49:41,630 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 12:49:41,630 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 12:49:41,639 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 12:49:41,639 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:49:41" (1/1) ... [2018-11-10 12:49:41,649 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:49:41,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:41,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 33 states and 59 transitions. [2018-11-10 12:49:41,682 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 59 transitions. [2018-11-10 12:49:41,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 12:49:41,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:41,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:41,817 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 12:49:41,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:41,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 33 states and 55 transitions. [2018-11-10 12:49:41,868 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 55 transitions. [2018-11-10 12:49:41,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 12:49:41,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:41,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:41,915 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 12:49:42,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:42,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 35 states and 57 transitions. [2018-11-10 12:49:42,034 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 57 transitions. [2018-11-10 12:49:42,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 12:49:42,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:42,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:42,092 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 12:49:42,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:42,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 38 states and 62 transitions. [2018-11-10 12:49:42,286 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2018-11-10 12:49:42,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 12:49:42,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:42,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:42,307 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 12:49:42,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:42,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 59 transitions. [2018-11-10 12:49:42,379 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2018-11-10 12:49:42,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 12:49:42,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:42,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:42,398 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 12:49:42,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:42,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 37 states and 59 transitions. [2018-11-10 12:49:42,471 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 59 transitions. [2018-11-10 12:49:42,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 12:49:42,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:42,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:42,530 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 12:49:42,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:42,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 41 states and 67 transitions. [2018-11-10 12:49:42,869 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 67 transitions. [2018-11-10 12:49:42,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 12:49:42,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:42,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:42,886 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 12:49:42,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:42,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 37 states and 61 transitions. [2018-11-10 12:49:42,987 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2018-11-10 12:49:42,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 12:49:42,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:42,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:43,003 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 12:49:43,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:43,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 38 states and 61 transitions. [2018-11-10 12:49:43,089 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 61 transitions. [2018-11-10 12:49:43,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 12:49:43,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:43,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:43,100 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 12:49:43,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:43,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 39 states and 61 transitions. [2018-11-10 12:49:43,172 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 61 transitions. [2018-11-10 12:49:43,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 12:49:43,173 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:43,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:43,233 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 12:49:43,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:43,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 72 transitions. [2018-11-10 12:49:43,704 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 72 transitions. [2018-11-10 12:49:43,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 12:49:43,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:43,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:43,716 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 12:49:43,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:43,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 38 states and 63 transitions. [2018-11-10 12:49:43,809 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 63 transitions. [2018-11-10 12:49:43,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 12:49:43,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:43,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:43,820 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 12:49:43,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:43,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 39 states and 63 transitions. [2018-11-10 12:49:43,954 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 63 transitions. [2018-11-10 12:49:43,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 12:49:43,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:43,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:43,963 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 12:49:44,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:44,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 40 states and 63 transitions. [2018-11-10 12:49:44,070 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 63 transitions. [2018-11-10 12:49:44,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 12:49:44,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:44,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:44,147 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 12:49:44,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:44,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 46 states and 77 transitions. [2018-11-10 12:49:44,843 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 77 transitions. [2018-11-10 12:49:44,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 12:49:44,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:44,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:44,855 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 12:49:44,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:44,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 47 states and 77 transitions. [2018-11-10 12:49:44,964 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 77 transitions. [2018-11-10 12:49:44,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 12:49:44,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:44,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:44,973 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 12:49:45,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:45,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 65 transitions. [2018-11-10 12:49:45,102 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 65 transitions. [2018-11-10 12:49:45,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 12:49:45,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:45,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:45,111 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 12:49:45,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:45,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 40 states and 65 transitions. [2018-11-10 12:49:45,290 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 65 transitions. [2018-11-10 12:49:45,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 12:49:45,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:45,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:45,298 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 12:49:45,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:45,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 41 states and 65 transitions. [2018-11-10 12:49:45,433 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 65 transitions. [2018-11-10 12:49:45,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 12:49:45,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:45,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:45,442 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 12:49:45,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:45,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 42 states and 65 transitions. [2018-11-10 12:49:45,568 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 65 transitions. [2018-11-10 12:49:45,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 12:49:45,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:45,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:45,667 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 12:49:46,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:46,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 49 states and 82 transitions. [2018-11-10 12:49:46,865 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 82 transitions. [2018-11-10 12:49:46,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 12:49:46,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:46,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:46,873 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 12:49:47,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:47,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 50 states and 82 transitions. [2018-11-10 12:49:47,019 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 82 transitions. [2018-11-10 12:49:47,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 12:49:47,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:47,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:47,027 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 12:49:47,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:47,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 67 transitions. [2018-11-10 12:49:47,227 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2018-11-10 12:49:47,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 12:49:47,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:47,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:47,236 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 12:49:47,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:47,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 41 states and 67 transitions. [2018-11-10 12:49:47,447 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 67 transitions. [2018-11-10 12:49:47,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 12:49:47,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:47,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:47,457 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 12:49:47,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:47,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 42 states and 67 transitions. [2018-11-10 12:49:47,654 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 67 transitions. [2018-11-10 12:49:47,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 12:49:47,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:47,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:47,661 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 12:49:47,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:47,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 43 states and 67 transitions. [2018-11-10 12:49:47,807 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 67 transitions. [2018-11-10 12:49:47,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 12:49:47,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:47,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:47,814 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 12:49:47,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:47,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 44 states and 67 transitions. [2018-11-10 12:49:47,959 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 67 transitions. [2018-11-10 12:49:47,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 12:49:47,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:47,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:48,092 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 12:49:49,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:49,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 52 states and 87 transitions. [2018-11-10 12:49:49,535 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 87 transitions. [2018-11-10 12:49:49,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 12:49:49,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:49,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:49,541 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 12:49:49,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:49,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 53 states and 87 transitions. [2018-11-10 12:49:49,727 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 87 transitions. [2018-11-10 12:49:49,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 12:49:49,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:49,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:49,734 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 12:49:49,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:49,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 41 states and 69 transitions. [2018-11-10 12:49:49,962 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 69 transitions. [2018-11-10 12:49:49,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 12:49:49,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:49,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:49,968 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 12:49:50,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:50,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 42 states and 69 transitions. [2018-11-10 12:49:50,231 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 69 transitions. [2018-11-10 12:49:50,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 12:49:50,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:50,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:50,236 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 12:49:50,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:50,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 43 states and 69 transitions. [2018-11-10 12:49:50,460 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 69 transitions. [2018-11-10 12:49:50,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 12:49:50,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:50,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:50,467 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 12:49:50,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:50,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 44 states and 69 transitions. [2018-11-10 12:49:50,645 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 69 transitions. [2018-11-10 12:49:50,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 12:49:50,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:50,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:50,651 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 12:49:50,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:50,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 45 states and 69 transitions. [2018-11-10 12:49:50,827 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 69 transitions. [2018-11-10 12:49:50,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 12:49:50,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:50,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:50,948 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 12:49:52,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:52,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 54 states and 92 transitions. [2018-11-10 12:49:52,890 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 92 transitions. [2018-11-10 12:49:52,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 12:49:52,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:52,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:52,896 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 12:49:53,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:53,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 55 states and 92 transitions. [2018-11-10 12:49:53,080 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 92 transitions. [2018-11-10 12:49:53,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 12:49:53,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:53,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:53,085 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 12:49:53,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:53,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 56 states and 92 transitions. [2018-11-10 12:49:53,336 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 92 transitions. [2018-11-10 12:49:53,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 12:49:53,336 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:53,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:53,341 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 12:49:53,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:53,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 42 states and 71 transitions. [2018-11-10 12:49:53,607 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 71 transitions. [2018-11-10 12:49:53,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 12:49:53,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:53,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:53,615 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 12:49:53,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:53,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 43 states and 71 transitions. [2018-11-10 12:49:53,951 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2018-11-10 12:49:53,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 12:49:53,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:53,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:53,957 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 12:49:54,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:54,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 44 states and 71 transitions. [2018-11-10 12:49:54,229 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 71 transitions. [2018-11-10 12:49:54,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 12:49:54,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:54,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:54,234 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 12:49:54,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:54,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 45 states and 71 transitions. [2018-11-10 12:49:54,497 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 71 transitions. [2018-11-10 12:49:54,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 12:49:54,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:54,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:54,503 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 12:49:54,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:54,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 46 states and 71 transitions. [2018-11-10 12:49:54,750 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 71 transitions. [2018-11-10 12:49:54,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 12:49:54,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:54,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:54,903 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 12:49:57,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:57,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 56 states and 97 transitions. [2018-11-10 12:49:57,887 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 97 transitions. [2018-11-10 12:49:57,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 12:49:57,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:57,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:57,892 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 12:49:58,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:58,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 57 states and 97 transitions. [2018-11-10 12:49:58,142 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 97 transitions. [2018-11-10 12:49:58,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 12:49:58,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:58,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:58,148 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 12:49:58,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:58,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 58 states and 97 transitions. [2018-11-10 12:49:58,395 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 97 transitions. [2018-11-10 12:49:58,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 12:49:58,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:58,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:58,400 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 12:49:58,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:58,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 59 states and 97 transitions. [2018-11-10 12:49:58,705 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 97 transitions. [2018-11-10 12:49:58,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 12:49:58,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:58,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:58,710 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 12:49:59,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:59,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 73 transitions. [2018-11-10 12:49:59,060 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 73 transitions. [2018-11-10 12:49:59,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 12:49:59,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:59,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:59,066 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 12:49:59,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:59,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 44 states and 73 transitions. [2018-11-10 12:49:59,426 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 73 transitions. [2018-11-10 12:49:59,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 12:49:59,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:59,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:59,433 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 12:49:59,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:49:59,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 45 states and 73 transitions. [2018-11-10 12:49:59,776 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 73 transitions. [2018-11-10 12:49:59,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 12:49:59,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:49:59,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:49:59,782 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 12:50:00,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:00,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 46 states and 73 transitions. [2018-11-10 12:50:00,091 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 73 transitions. [2018-11-10 12:50:00,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 12:50:00,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:00,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:00,098 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 12:50:00,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:00,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 73 transitions. [2018-11-10 12:50:00,437 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 73 transitions. [2018-11-10 12:50:00,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 12:50:00,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:00,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:00,443 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 12:50:00,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:00,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 48 states and 73 transitions. [2018-11-10 12:50:00,774 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 73 transitions. [2018-11-10 12:50:00,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 12:50:00,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:00,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:01,003 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 12:50:04,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:04,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 59 states and 102 transitions. [2018-11-10 12:50:04,949 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 102 transitions. [2018-11-10 12:50:04,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 12:50:04,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:04,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:04,954 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 12:50:05,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:05,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 60 states and 102 transitions. [2018-11-10 12:50:05,244 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 102 transitions. [2018-11-10 12:50:05,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 12:50:05,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:05,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:05,251 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 12:50:05,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:05,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 61 states and 102 transitions. [2018-11-10 12:50:05,554 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 102 transitions. [2018-11-10 12:50:05,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 12:50:05,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:05,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:05,560 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 12:50:05,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:05,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 62 states and 102 transitions. [2018-11-10 12:50:05,981 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 102 transitions. [2018-11-10 12:50:05,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 12:50:05,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:05,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:05,986 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 12:50:06,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:06,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 44 states and 75 transitions. [2018-11-10 12:50:06,417 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 75 transitions. [2018-11-10 12:50:06,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 12:50:06,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:06,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:06,423 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 12:50:06,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:06,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 45 states and 75 transitions. [2018-11-10 12:50:06,881 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 75 transitions. [2018-11-10 12:50:06,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 12:50:06,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:06,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:06,885 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 12:50:07,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:07,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 46 states and 75 transitions. [2018-11-10 12:50:07,281 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 75 transitions. [2018-11-10 12:50:07,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 12:50:07,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:07,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:07,285 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 12:50:07,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:07,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 47 states and 75 transitions. [2018-11-10 12:50:07,640 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 75 transitions. [2018-11-10 12:50:07,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 12:50:07,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:07,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:07,647 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 12:50:08,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:08,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 48 states and 75 transitions. [2018-11-10 12:50:08,004 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 75 transitions. [2018-11-10 12:50:08,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 12:50:08,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:08,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:08,008 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 12:50:08,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:08,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 49 states and 75 transitions. [2018-11-10 12:50:08,318 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 75 transitions. [2018-11-10 12:50:08,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 12:50:08,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:08,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:08,557 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 12:50:13,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:13,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 61 states and 107 transitions. [2018-11-10 12:50:13,209 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 107 transitions. [2018-11-10 12:50:13,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 12:50:13,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:13,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:13,215 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 12:50:13,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:13,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 62 states and 107 transitions. [2018-11-10 12:50:13,529 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 107 transitions. [2018-11-10 12:50:13,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 12:50:13,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:13,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:13,534 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 12:50:13,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:13,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 63 states and 107 transitions. [2018-11-10 12:50:13,920 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 107 transitions. [2018-11-10 12:50:13,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 12:50:13,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:13,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:13,924 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 12:50:14,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:14,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 64 states and 107 transitions. [2018-11-10 12:50:14,274 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 107 transitions. [2018-11-10 12:50:14,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 12:50:14,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:14,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:14,278 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 12:50:14,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:14,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 65 states and 107 transitions. [2018-11-10 12:50:14,674 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 107 transitions. [2018-11-10 12:50:14,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 12:50:14,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:14,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:14,682 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 12:50:15,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:15,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 45 states and 77 transitions. [2018-11-10 12:50:15,158 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 77 transitions. [2018-11-10 12:50:15,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 12:50:15,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:15,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:15,163 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 12:50:15,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:15,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 46 states and 77 transitions. [2018-11-10 12:50:15,664 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 77 transitions. [2018-11-10 12:50:15,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 12:50:15,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:15,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:15,670 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 12:50:16,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:16,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 47 states and 77 transitions. [2018-11-10 12:50:16,149 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 77 transitions. [2018-11-10 12:50:16,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 12:50:16,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:16,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:16,155 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 12:50:16,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:16,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 48 states and 77 transitions. [2018-11-10 12:50:16,578 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 77 transitions. [2018-11-10 12:50:16,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 12:50:16,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:16,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:16,583 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 12:50:17,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:17,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 49 states and 77 transitions. [2018-11-10 12:50:17,082 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 77 transitions. [2018-11-10 12:50:17,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 12:50:17,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:17,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:17,087 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 12:50:17,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:17,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 50 states and 77 transitions. [2018-11-10 12:50:17,468 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 77 transitions. [2018-11-10 12:50:17,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 12:50:17,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:17,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:17,474 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 12:50:17,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:17,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 51 states and 77 transitions. [2018-11-10 12:50:17,848 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 77 transitions. [2018-11-10 12:50:17,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 12:50:17,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:17,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:17,853 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 12:50:18,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:18,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 52 states and 77 transitions. [2018-11-10 12:50:18,224 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 77 transitions. [2018-11-10 12:50:18,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 12:50:18,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:18,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:18,230 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 12:50:18,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:18,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 53 states and 77 transitions. [2018-11-10 12:50:18,655 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 77 transitions. [2018-11-10 12:50:18,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 12:50:18,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:18,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:18,660 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 12:50:19,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:19,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 54 states and 77 transitions. [2018-11-10 12:50:19,073 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 77 transitions. [2018-11-10 12:50:19,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 12:50:19,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:19,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:19,077 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 12:50:19,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:19,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 55 states and 77 transitions. [2018-11-10 12:50:19,532 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 77 transitions. [2018-11-10 12:50:19,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 12:50:19,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:50:19,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:50:19,536 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 12:50:20,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:50:20,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 31 states and 43 transitions. [2018-11-10 12:50:20,062 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2018-11-10 12:50:20,062 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 12:50:20,063 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 79 iterations. [2018-11-10 12:50:20,069 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 12:50:20,360 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:50:20,362 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:50:20,362 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:50:20,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 12:50:20 ImpRootNode [2018-11-10 12:50:20,363 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 12:50:20,363 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 12:50:20,363 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 12:50:20,363 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 12:50:20,364 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:49:41" (3/4) ... [2018-11-10 12:50:20,366 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 12:50:20,374 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2018-11-10 12:50:20,374 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-10 12:50:20,374 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 12:50:20,420 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_afcf6cf0-9b71-410b-89b9-ed47b2a7b33c/bin-2019/ukojak/witness.graphml [2018-11-10 12:50:20,421 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 12:50:20,421 INFO L168 Benchmark]: Toolchain (without parser) took 39458.80 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 712.5 MB). Free memory was 960.9 MB in the beginning and 966.3 MB in the end (delta: -5.5 MB). Peak memory consumption was 707.0 MB. Max. memory is 11.5 GB. [2018-11-10 12:50:20,422 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:50:20,422 INFO L168 Benchmark]: CACSL2BoogieTranslator took 184.79 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 950.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:50:20,423 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.70 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 944.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 12:50:20,423 INFO L168 Benchmark]: Boogie Preprocessor took 14.52 ms. Allocated memory is still 1.0 GB. Free memory is still 944.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:50:20,423 INFO L168 Benchmark]: RCFGBuilder took 443.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -145.3 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. [2018-11-10 12:50:20,423 INFO L168 Benchmark]: CodeCheck took 38733.10 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 579.9 MB). Free memory was 1.1 GB in the beginning and 966.3 MB in the end (delta: 123.7 MB). Peak memory consumption was 703.6 MB. Max. memory is 11.5 GB. [2018-11-10 12:50:20,423 INFO L168 Benchmark]: Witness Printer took 57.68 ms. Allocated memory is still 1.7 GB. Free memory was 966.3 MB in the beginning and 966.3 MB in the end (delta: 5.6 kB). Peak memory consumption was 5.6 kB. Max. memory is 11.5 GB. [2018-11-10 12:50:20,424 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, 47 locations, 1 error locations. SAFE Result, 38.4s OverallTime, 79 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, -1616121860 SDslu, 0 SDs, 0 SdLazy, -1346641928 SolverSat, 529002492 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 30.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 11790 GetRequests, 11214 SyntacticMatches, 0 SemanticMatches, 576 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160597 ImplicationChecksByTransitivity, 36.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 1184 NumberOfCodeBlocks, 1184 NumberOfCodeBlocksAsserted, 78 NumberOfCheckSat, 1106 ConstructedInterpolants, 0 QuantifiedInterpolants, 83860 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 78 InterpolantComputations, 78 PerfectInterpolantSequences, 0/0 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: 189]: 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: 4]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 45]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 184.79 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 950.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.70 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 944.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.52 ms. Allocated memory is still 1.0 GB. Free memory is still 944.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 443.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -145.3 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. * CodeCheck took 38733.10 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 579.9 MB). Free memory was 1.1 GB in the beginning and 966.3 MB in the end (delta: 123.7 MB). Peak memory consumption was 703.6 MB. Max. memory is 11.5 GB. * Witness Printer took 57.68 ms. Allocated memory is still 1.7 GB. Free memory was 966.3 MB in the beginning and 966.3 MB in the end (delta: 5.6 kB). Peak memory consumption was 5.6 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...