./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.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 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_85701a7e-65b0-4e7a-a4e2-0f71cb007fe9/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_85701a7e-65b0-4e7a-a4e2-0f71cb007fe9/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_85701a7e-65b0-4e7a-a4e2-0f71cb007fe9/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_85701a7e-65b0-4e7a-a4e2-0f71cb007fe9/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_85701a7e-65b0-4e7a-a4e2-0f71cb007fe9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_85701a7e-65b0-4e7a-a4e2-0f71cb007fe9/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 0.1.23-635dfa2 [2018-12-09 10:30:57,648 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 10:30:57,649 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 10:30:57,657 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 10:30:57,657 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 10:30:57,658 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 10:30:57,658 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 10:30:57,659 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 10:30:57,660 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 10:30:57,660 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 10:30:57,661 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 10:30:57,661 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 10:30:57,661 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 10:30:57,662 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 10:30:57,663 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 10:30:57,663 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 10:30:57,663 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 10:30:57,664 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 10:30:57,665 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 10:30:57,666 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 10:30:57,666 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 10:30:57,667 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 10:30:57,668 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 10:30:57,668 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 10:30:57,668 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 10:30:57,669 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 10:30:57,669 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 10:30:57,670 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 10:30:57,670 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 10:30:57,671 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 10:30:57,671 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 10:30:57,671 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 10:30:57,671 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 10:30:57,671 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 10:30:57,672 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 10:30:57,672 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 10:30:57,672 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_85701a7e-65b0-4e7a-a4e2-0f71cb007fe9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 10:30:57,679 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 10:30:57,680 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 10:30:57,680 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 10:30:57,680 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 10:30:57,681 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 10:30:57,681 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 10:30:57,681 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 10:30:57,681 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 10:30:57,681 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 10:30:57,681 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 10:30:57,681 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 10:30:57,681 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 10:30:57,682 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 10:30:57,682 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 10:30:57,682 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 10:30:57,682 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 10:30:57,682 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 10:30:57,682 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 10:30:57,682 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 10:30:57,682 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 10:30:57,683 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 10:30:57,683 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 10:30:57,683 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 10:30:57,683 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 10:30:57,683 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 10:30:57,683 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 10:30:57,683 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 10:30:57,684 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 10:30:57,684 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 10:30:57,684 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_85701a7e-65b0-4e7a-a4e2-0f71cb007fe9/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 [2018-12-09 10:30:57,702 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 10:30:57,711 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 10:30:57,714 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 10:30:57,715 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 10:30:57,716 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 10:30:57,716 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_85701a7e-65b0-4e7a-a4e2-0f71cb007fe9/bin-2019/ukojak/../../sv-benchmarks/c/locks/test_locks_12_true-unreach-call_true-valid-memsafety_false-termination.c [2018-12-09 10:30:57,760 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_85701a7e-65b0-4e7a-a4e2-0f71cb007fe9/bin-2019/ukojak/data/b0a26c8a5/f68bea54cc1046b4b5d2759a54d3a6b8/FLAGfb3e85043 [2018-12-09 10:30:58,186 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 10:30:58,186 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_85701a7e-65b0-4e7a-a4e2-0f71cb007fe9/sv-benchmarks/c/locks/test_locks_12_true-unreach-call_true-valid-memsafety_false-termination.c [2018-12-09 10:30:58,190 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_85701a7e-65b0-4e7a-a4e2-0f71cb007fe9/bin-2019/ukojak/data/b0a26c8a5/f68bea54cc1046b4b5d2759a54d3a6b8/FLAGfb3e85043 [2018-12-09 10:30:58,536 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_85701a7e-65b0-4e7a-a4e2-0f71cb007fe9/bin-2019/ukojak/data/b0a26c8a5/f68bea54cc1046b4b5d2759a54d3a6b8 [2018-12-09 10:30:58,539 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 10:30:58,540 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 10:30:58,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 10:30:58,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 10:30:58,543 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 10:30:58,543 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 10:30:58" (1/1) ... [2018-12-09 10:30:58,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37ab3c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:30:58, skipping insertion in model container [2018-12-09 10:30:58,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 10:30:58" (1/1) ... [2018-12-09 10:30:58,551 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 10:30:58,566 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 10:30:58,658 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 10:30:58,660 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 10:30:58,675 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 10:30:58,683 INFO L195 MainTranslator]: Completed translation [2018-12-09 10:30:58,683 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:30:58 WrapperNode [2018-12-09 10:30:58,683 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 10:30:58,684 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 10:30:58,684 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 10:30:58,684 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 10:30:58,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:30:58" (1/1) ... [2018-12-09 10:30:58,692 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:30:58" (1/1) ... [2018-12-09 10:30:58,705 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 10:30:58,705 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 10:30:58,705 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 10:30:58,705 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 10:30:58,744 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:30:58" (1/1) ... [2018-12-09 10:30:58,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:30:58" (1/1) ... [2018-12-09 10:30:58,745 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:30:58" (1/1) ... [2018-12-09 10:30:58,745 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:30:58" (1/1) ... [2018-12-09 10:30:58,749 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:30:58" (1/1) ... [2018-12-09 10:30:58,754 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:30:58" (1/1) ... [2018-12-09 10:30:58,756 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:30:58" (1/1) ... [2018-12-09 10:30:58,757 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 10:30:58,758 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 10:30:58,758 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 10:30:58,758 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 10:30:58,759 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:30:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_85701a7e-65b0-4e7a-a4e2-0f71cb007fe9/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 [2018-12-09 10:30:58,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 10:30:58,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 10:30:59,043 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 10:30:59,043 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-12-09 10:30:59,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:30:59 BoogieIcfgContainer [2018-12-09 10:30:59,043 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 10:30:59,044 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 10:30:59,044 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 10:30:59,050 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 10:30:59,051 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:30:59" (1/1) ... [2018-12-09 10:30:59,057 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:30:59,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:30:59,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 32 states and 57 transitions. [2018-12-09 10:30:59,080 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 57 transitions. [2018-12-09 10:30:59,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 10:30:59,082 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:30:59,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:30:59,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:30:59,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:30:59,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 32 states and 54 transitions. [2018-12-09 10:30:59,219 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 54 transitions. [2018-12-09 10:30:59,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-09 10:30:59,220 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:30:59,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:30:59,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:30:59,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:30:59,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 56 transitions. [2018-12-09 10:30:59,345 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 56 transitions. [2018-12-09 10:30:59,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-09 10:30:59,346 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:30:59,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:30:59,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:30:59,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:30:59,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 37 states and 61 transitions. [2018-12-09 10:30:59,537 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2018-12-09 10:30:59,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-09 10:30:59,537 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:30:59,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:30:59,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:30:59,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:30:59,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 35 states and 58 transitions. [2018-12-09 10:30:59,625 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 58 transitions. [2018-12-09 10:30:59,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-09 10:30:59,625 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:30:59,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:30:59,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:30:59,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:30:59,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 36 states and 58 transitions. [2018-12-09 10:30:59,708 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2018-12-09 10:30:59,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-09 10:30:59,708 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:30:59,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:30:59,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:00,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:00,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 40 states and 66 transitions. [2018-12-09 10:31:00,039 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2018-12-09 10:31:00,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-09 10:31:00,040 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:00,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:00,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:00,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:00,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 36 states and 60 transitions. [2018-12-09 10:31:00,136 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 60 transitions. [2018-12-09 10:31:00,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 10:31:00,137 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:00,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:00,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:00,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:00,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2018-12-09 10:31:00,221 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2018-12-09 10:31:00,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 10:31:00,221 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:00,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:00,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:00,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:00,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 38 states and 60 transitions. [2018-12-09 10:31:00,303 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 60 transitions. [2018-12-09 10:31:00,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 10:31:00,304 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:00,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:00,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:00,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:00,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 43 states and 71 transitions. [2018-12-09 10:31:00,770 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2018-12-09 10:31:00,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 10:31:00,771 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:00,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:00,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:00,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:00,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 62 transitions. [2018-12-09 10:31:00,881 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 62 transitions. [2018-12-09 10:31:00,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 10:31:00,881 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:00,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:00,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:01,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:01,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 38 states and 62 transitions. [2018-12-09 10:31:01,007 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2018-12-09 10:31:01,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 10:31:01,007 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:01,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:01,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:01,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:01,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 39 states and 62 transitions. [2018-12-09 10:31:01,112 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 62 transitions. [2018-12-09 10:31:01,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 10:31:01,113 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:01,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:01,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:01,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:01,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 45 states and 76 transitions. [2018-12-09 10:31:01,823 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 76 transitions. [2018-12-09 10:31:01,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 10:31:01,824 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:01,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:01,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:01,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:01,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 46 states and 76 transitions. [2018-12-09 10:31:01,948 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 76 transitions. [2018-12-09 10:31:01,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 10:31:01,949 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:01,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:01,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:02,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:02,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 38 states and 64 transitions. [2018-12-09 10:31:02,083 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 64 transitions. [2018-12-09 10:31:02,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 10:31:02,084 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:02,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:02,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:02,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:02,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 39 states and 64 transitions. [2018-12-09 10:31:02,240 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2018-12-09 10:31:02,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 10:31:02,241 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:02,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:02,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:02,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:02,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 40 states and 64 transitions. [2018-12-09 10:31:02,367 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 64 transitions. [2018-12-09 10:31:02,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 10:31:02,367 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:02,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:02,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:02,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:02,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 41 states and 64 transitions. [2018-12-09 10:31:02,475 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 64 transitions. [2018-12-09 10:31:02,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 10:31:02,475 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:02,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:02,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:03,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:03,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 48 states and 81 transitions. [2018-12-09 10:31:03,606 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 81 transitions. [2018-12-09 10:31:03,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 10:31:03,606 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:03,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:03,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:03,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:03,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 81 transitions. [2018-12-09 10:31:03,733 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 81 transitions. [2018-12-09 10:31:03,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 10:31:03,734 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:03,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:03,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:03,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:03,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 39 states and 66 transitions. [2018-12-09 10:31:03,930 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 66 transitions. [2018-12-09 10:31:03,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 10:31:03,930 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:03,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:03,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:04,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:04,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 40 states and 66 transitions. [2018-12-09 10:31:04,123 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2018-12-09 10:31:04,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 10:31:04,123 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:04,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:04,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:04,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:04,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 41 states and 66 transitions. [2018-12-09 10:31:04,290 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 66 transitions. [2018-12-09 10:31:04,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 10:31:04,290 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:04,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:04,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:04,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:04,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 42 states and 66 transitions. [2018-12-09 10:31:04,433 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 66 transitions. [2018-12-09 10:31:04,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 10:31:04,434 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:04,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:04,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:04,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:04,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 43 states and 66 transitions. [2018-12-09 10:31:04,567 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 66 transitions. [2018-12-09 10:31:04,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 10:31:04,568 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:04,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:04,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:06,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:06,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 51 states and 86 transitions. [2018-12-09 10:31:06,134 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 86 transitions. [2018-12-09 10:31:06,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 10:31:06,134 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:06,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:06,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:06,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:06,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 52 states and 86 transitions. [2018-12-09 10:31:06,310 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 86 transitions. [2018-12-09 10:31:06,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 10:31:06,310 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:06,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:06,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:06,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:06,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 40 states and 68 transitions. [2018-12-09 10:31:06,538 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 68 transitions. [2018-12-09 10:31:06,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 10:31:06,539 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:06,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:06,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:06,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:06,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 68 transitions. [2018-12-09 10:31:06,753 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 68 transitions. [2018-12-09 10:31:06,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 10:31:06,753 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:06,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:06,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:06,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:06,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 42 states and 68 transitions. [2018-12-09 10:31:06,965 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 68 transitions. [2018-12-09 10:31:06,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 10:31:06,966 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:06,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:06,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:07,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:07,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 43 states and 68 transitions. [2018-12-09 10:31:07,149 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 68 transitions. [2018-12-09 10:31:07,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 10:31:07,150 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:07,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:07,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:07,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:07,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2018-12-09 10:31:07,327 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2018-12-09 10:31:07,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 10:31:07,327 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:07,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:07,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:11,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:11,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 53 states and 91 transitions. [2018-12-09 10:31:11,717 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 91 transitions. [2018-12-09 10:31:11,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 10:31:11,718 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:11,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:11,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:12,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:12,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 54 states and 91 transitions. [2018-12-09 10:31:12,262 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 91 transitions. [2018-12-09 10:31:12,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 10:31:12,263 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:12,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:12,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:12,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:12,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 55 states and 91 transitions. [2018-12-09 10:31:12,485 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 91 transitions. [2018-12-09 10:31:12,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 10:31:12,485 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:12,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:12,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:12,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:12,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 41 states and 70 transitions. [2018-12-09 10:31:12,757 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 70 transitions. [2018-12-09 10:31:12,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 10:31:12,757 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:12,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:12,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:13,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:13,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 42 states and 70 transitions. [2018-12-09 10:31:13,059 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 70 transitions. [2018-12-09 10:31:13,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 10:31:13,059 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:13,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:13,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:13,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:13,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 43 states and 70 transitions. [2018-12-09 10:31:13,321 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 70 transitions. [2018-12-09 10:31:13,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 10:31:13,321 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:13,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:13,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:13,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:13,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 44 states and 70 transitions. [2018-12-09 10:31:13,558 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 70 transitions. [2018-12-09 10:31:13,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 10:31:13,558 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:13,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:13,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:13,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:13,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 45 states and 70 transitions. [2018-12-09 10:31:13,784 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 70 transitions. [2018-12-09 10:31:13,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 10:31:13,784 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:13,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:13,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:13,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:13,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 46 states and 70 transitions. [2018-12-09 10:31:13,992 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 70 transitions. [2018-12-09 10:31:13,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 10:31:13,992 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:13,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:14,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:20,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:20,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 56 states and 96 transitions. [2018-12-09 10:31:20,359 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 96 transitions. [2018-12-09 10:31:20,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 10:31:20,359 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:20,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:20,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:20,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:20,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 57 states and 96 transitions. [2018-12-09 10:31:20,592 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 96 transitions. [2018-12-09 10:31:20,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 10:31:20,592 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:20,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:20,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:20,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:20,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 58 states and 96 transitions. [2018-12-09 10:31:20,897 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 96 transitions. [2018-12-09 10:31:20,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 10:31:20,897 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:20,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:20,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:21,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:21,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 42 states and 72 transitions. [2018-12-09 10:31:21,261 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 72 transitions. [2018-12-09 10:31:21,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 10:31:21,262 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:21,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:21,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:21,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:21,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 43 states and 72 transitions. [2018-12-09 10:31:21,637 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 72 transitions. [2018-12-09 10:31:21,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 10:31:21,637 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:21,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:21,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:22,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:22,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 72 transitions. [2018-12-09 10:31:22,795 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 72 transitions. [2018-12-09 10:31:22,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 10:31:22,795 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:22,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:22,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:23,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:23,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 45 states and 72 transitions. [2018-12-09 10:31:23,141 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 72 transitions. [2018-12-09 10:31:23,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 10:31:23,141 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:23,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:23,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:23,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:23,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 46 states and 72 transitions. [2018-12-09 10:31:23,437 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 72 transitions. [2018-12-09 10:31:23,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 10:31:23,437 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:23,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:23,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:23,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:23,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 47 states and 72 transitions. [2018-12-09 10:31:23,709 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 72 transitions. [2018-12-09 10:31:23,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 10:31:23,709 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:23,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:23,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:24,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:24,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 48 states and 72 transitions. [2018-12-09 10:31:24,278 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 72 transitions. [2018-12-09 10:31:24,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 10:31:24,279 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:24,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:24,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:25,279 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2018-12-09 10:31:25,624 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2018-12-09 10:31:25,945 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2018-12-09 10:31:26,991 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2018-12-09 10:31:31,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:31,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 59 states and 101 transitions. [2018-12-09 10:31:31,714 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 101 transitions. [2018-12-09 10:31:31,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 10:31:31,715 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:31,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:31,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:32,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:32,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 60 states and 101 transitions. [2018-12-09 10:31:32,003 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 101 transitions. [2018-12-09 10:31:32,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 10:31:32,003 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:32,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:32,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:32,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:32,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 61 states and 101 transitions. [2018-12-09 10:31:32,356 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 101 transitions. [2018-12-09 10:31:32,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 10:31:32,356 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:32,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:32,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:32,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:32,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 43 states and 74 transitions. [2018-12-09 10:31:32,775 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 74 transitions. [2018-12-09 10:31:32,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 10:31:32,775 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:32,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:32,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:33,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:33,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 44 states and 74 transitions. [2018-12-09 10:31:33,200 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 74 transitions. [2018-12-09 10:31:33,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 10:31:33,201 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:33,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:33,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:33,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:33,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 45 states and 74 transitions. [2018-12-09 10:31:33,606 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 74 transitions. [2018-12-09 10:31:33,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 10:31:33,606 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:33,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:33,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:33,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:33,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 46 states and 74 transitions. [2018-12-09 10:31:33,986 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 74 transitions. [2018-12-09 10:31:33,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 10:31:33,986 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:33,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:33,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:34,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:34,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 74 transitions. [2018-12-09 10:31:34,338 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 74 transitions. [2018-12-09 10:31:34,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 10:31:34,338 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:34,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:34,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:34,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:34,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 48 states and 74 transitions. [2018-12-09 10:31:34,668 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 74 transitions. [2018-12-09 10:31:34,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 10:31:34,668 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:34,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:34,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:35,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:35,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 49 states and 74 transitions. [2018-12-09 10:31:35,010 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 74 transitions. [2018-12-09 10:31:35,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 10:31:35,011 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:35,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:35,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:41,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:41,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 61 states and 106 transitions. [2018-12-09 10:31:41,970 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 106 transitions. [2018-12-09 10:31:41,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 10:31:41,971 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:41,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:41,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:42,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:42,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 62 states and 106 transitions. [2018-12-09 10:31:42,327 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 106 transitions. [2018-12-09 10:31:42,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 10:31:42,327 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:42,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:42,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:43,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:43,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 63 states and 106 transitions. [2018-12-09 10:31:43,173 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 106 transitions. [2018-12-09 10:31:43,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 10:31:43,173 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:43,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:43,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:44,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:44,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 64 states and 106 transitions. [2018-12-09 10:31:44,138 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 106 transitions. [2018-12-09 10:31:44,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 10:31:44,138 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:44,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:44,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:44,440 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2018-12-09 10:31:45,359 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2018-12-09 10:31:46,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:46,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 44 states and 76 transitions. [2018-12-09 10:31:46,335 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 76 transitions. [2018-12-09 10:31:46,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 10:31:46,335 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:46,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:46,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:46,749 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2018-12-09 10:31:47,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:47,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 45 states and 76 transitions. [2018-12-09 10:31:47,486 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 76 transitions. [2018-12-09 10:31:47,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 10:31:47,486 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:47,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:47,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:48,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:48,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 46 states and 76 transitions. [2018-12-09 10:31:48,067 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 76 transitions. [2018-12-09 10:31:48,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 10:31:48,067 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:48,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:48,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:48,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:48,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 47 states and 76 transitions. [2018-12-09 10:31:48,528 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 76 transitions. [2018-12-09 10:31:48,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 10:31:48,528 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:48,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:48,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:48,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:48,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 48 states and 76 transitions. [2018-12-09 10:31:48,963 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 76 transitions. [2018-12-09 10:31:48,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 10:31:48,964 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:48,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:48,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:49,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:49,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 49 states and 76 transitions. [2018-12-09 10:31:49,376 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 76 transitions. [2018-12-09 10:31:49,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 10:31:49,376 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:49,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:49,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:49,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:49,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 50 states and 76 transitions. [2018-12-09 10:31:49,766 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 76 transitions. [2018-12-09 10:31:49,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 10:31:49,767 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:49,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:49,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:50,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:50,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 51 states and 76 transitions. [2018-12-09 10:31:50,138 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 76 transitions. [2018-12-09 10:31:50,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 10:31:50,138 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:50,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:50,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:50,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:50,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 52 states and 76 transitions. [2018-12-09 10:31:50,520 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 76 transitions. [2018-12-09 10:31:50,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 10:31:50,521 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:50,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:50,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:50,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:50,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 53 states and 76 transitions. [2018-12-09 10:31:50,963 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2018-12-09 10:31:50,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 10:31:50,963 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:50,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:50,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:51,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:51,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 54 states and 76 transitions. [2018-12-09 10:31:51,489 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 76 transitions. [2018-12-09 10:31:51,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 10:31:51,489 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:31:51,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:31:51,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:31:52,583 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2018-12-09 10:31:52,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:31:52,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2018-12-09 10:31:52,624 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2018-12-09 10:31:52,624 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 10:31:52,624 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 79 iterations. [2018-12-09 10:31:52,640 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 10:31:53,049 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 10:31:53,052 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 10:31:53,052 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 10:31:53,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 10:31:53 ImpRootNode [2018-12-09 10:31:53,052 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 10:31:53,053 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 10:31:53,053 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 10:31:53,053 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 10:31:53,053 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:30:59" (3/4) ... [2018-12-09 10:31:53,056 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 10:31:53,064 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-12-09 10:31:53,065 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-09 10:31:53,065 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 10:31:53,113 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_85701a7e-65b0-4e7a-a4e2-0f71cb007fe9/bin-2019/ukojak/witness.graphml [2018-12-09 10:31:53,113 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 10:31:53,114 INFO L168 Benchmark]: Toolchain (without parser) took 54574.99 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 439.4 MB). Free memory was 960.3 MB in the beginning and 979.7 MB in the end (delta: -19.4 MB). Peak memory consumption was 420.0 MB. Max. memory is 11.5 GB. [2018-12-09 10:31:53,114 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 10:31:53,115 INFO L168 Benchmark]: CACSL2BoogieTranslator took 143.25 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 949.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 10:31:53,115 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.25 ms. Allocated memory is still 1.0 GB. Free memory was 949.6 MB in the beginning and 944.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 10:31:53,115 INFO L168 Benchmark]: Boogie Preprocessor took 52.41 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 944.2 MB in the beginning and 1.1 GB in the end (delta: -170.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2018-12-09 10:31:53,115 INFO L168 Benchmark]: RCFGBuilder took 285.72 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 11.5 GB. [2018-12-09 10:31:53,115 INFO L168 Benchmark]: CodeCheck took 54008.86 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 319.3 MB). Free memory was 1.1 GB in the beginning and 979.7 MB in the end (delta: 98.7 MB). Peak memory consumption was 418.0 MB. Max. memory is 11.5 GB. [2018-12-09 10:31:53,115 INFO L168 Benchmark]: Witness Printer took 60.63 ms. Allocated memory is still 1.5 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 10:31:53,116 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, 45 locations, 1 error locations. SAFE Result, 53.5s OverallTime, 79 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 1335226364 SDslu, 0 SDs, 0 SdLazy, 1465769976 SolverSat, 260304892 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 33.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 11386 GetRequests, 10810 SyntacticMatches, 0 SemanticMatches, 576 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160411 ImplicationChecksByTransitivity, 51.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 1106 NumberOfCodeBlocks, 1106 NumberOfCodeBlocksAsserted, 78 NumberOfCheckSat, 1028 ConstructedInterpolants, 0 QuantifiedInterpolants, 77274 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 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 143.25 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 949.6 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 21.25 ms. Allocated memory is still 1.0 GB. Free memory was 949.6 MB in the beginning and 944.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.41 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 944.2 MB in the beginning and 1.1 GB in the end (delta: -170.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 285.72 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 11.5 GB. * CodeCheck took 54008.86 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 319.3 MB). Free memory was 1.1 GB in the beginning and 979.7 MB in the end (delta: 98.7 MB). Peak memory consumption was 418.0 MB. Max. memory is 11.5 GB. * Witness Printer took 60.63 ms. Allocated memory is still 1.5 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...