./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label46_true-unreach-call_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_e1485334-4633-46a9-be1e-59e95796554e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e1485334-4633-46a9-be1e-59e95796554e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e1485334-4633-46a9-be1e-59e95796554e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e1485334-4633-46a9-be1e-59e95796554e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label46_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e1485334-4633-46a9-be1e-59e95796554e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e1485334-4633-46a9-be1e-59e95796554e/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 7a28669cb9b241f33b1fd8e4286127a35464e045 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 00:01:25,573 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 00:01:25,574 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 00:01:25,580 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 00:01:25,580 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 00:01:25,580 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 00:01:25,581 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 00:01:25,582 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 00:01:25,583 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 00:01:25,584 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 00:01:25,584 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 00:01:25,584 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 00:01:25,585 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 00:01:25,585 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 00:01:25,586 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 00:01:25,586 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 00:01:25,587 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 00:01:25,587 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 00:01:25,589 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 00:01:25,589 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 00:01:25,590 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 00:01:25,590 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 00:01:25,592 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 00:01:25,592 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 00:01:25,592 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 00:01:25,592 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 00:01:25,593 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 00:01:25,593 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 00:01:25,594 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 00:01:25,594 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 00:01:25,594 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 00:01:25,595 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 00:01:25,595 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 00:01:25,595 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 00:01:25,595 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 00:01:25,596 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 00:01:25,596 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e1485334-4633-46a9-be1e-59e95796554e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 00:01:25,603 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 00:01:25,604 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 00:01:25,604 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 00:01:25,604 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 00:01:25,605 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 00:01:25,605 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 00:01:25,605 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 00:01:25,605 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 00:01:25,605 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 00:01:25,605 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 00:01:25,605 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 00:01:25,605 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 00:01:25,605 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 00:01:25,606 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 00:01:25,606 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 00:01:25,606 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 00:01:25,606 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 00:01:25,606 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 00:01:25,606 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 00:01:25,606 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 00:01:25,606 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 00:01:25,606 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 00:01:25,606 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 00:01:25,607 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 00:01:25,607 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 00:01:25,607 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 00:01:25,607 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 00:01:25,607 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 00:01:25,607 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 00:01:25,607 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_e1485334-4633-46a9-be1e-59e95796554e/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 -> 7a28669cb9b241f33b1fd8e4286127a35464e045 [2018-12-09 00:01:25,624 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 00:01:25,631 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 00:01:25,633 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 00:01:25,634 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 00:01:25,634 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 00:01:25,634 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e1485334-4633-46a9-be1e-59e95796554e/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label46_true-unreach-call_false-termination.c [2018-12-09 00:01:25,667 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e1485334-4633-46a9-be1e-59e95796554e/bin-2019/ukojak/data/446757573/b68c0091953d47b6878408e37d854f2c/FLAG218ee6d52 [2018-12-09 00:01:26,067 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 00:01:26,068 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e1485334-4633-46a9-be1e-59e95796554e/sv-benchmarks/c/eca-rers2012/Problem01_label46_true-unreach-call_false-termination.c [2018-12-09 00:01:26,074 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e1485334-4633-46a9-be1e-59e95796554e/bin-2019/ukojak/data/446757573/b68c0091953d47b6878408e37d854f2c/FLAG218ee6d52 [2018-12-09 00:01:26,411 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e1485334-4633-46a9-be1e-59e95796554e/bin-2019/ukojak/data/446757573/b68c0091953d47b6878408e37d854f2c [2018-12-09 00:01:26,417 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 00:01:26,419 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 00:01:26,421 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 00:01:26,421 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 00:01:26,428 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 00:01:26,430 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:01:26" (1/1) ... [2018-12-09 00:01:26,434 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a9438d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:01:26, skipping insertion in model container [2018-12-09 00:01:26,434 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:01:26" (1/1) ... [2018-12-09 00:01:26,443 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 00:01:26,478 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 00:01:26,652 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:01:26,656 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 00:01:26,704 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:01:26,765 INFO L195 MainTranslator]: Completed translation [2018-12-09 00:01:26,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:01:26 WrapperNode [2018-12-09 00:01:26,766 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 00:01:26,767 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 00:01:26,767 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 00:01:26,767 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 00:01:26,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:01:26" (1/1) ... [2018-12-09 00:01:26,787 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:01:26" (1/1) ... [2018-12-09 00:01:26,825 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 00:01:26,825 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 00:01:26,825 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 00:01:26,825 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 00:01:26,833 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:01:26" (1/1) ... [2018-12-09 00:01:26,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:01:26" (1/1) ... [2018-12-09 00:01:26,837 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:01:26" (1/1) ... [2018-12-09 00:01:26,837 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:01:26" (1/1) ... [2018-12-09 00:01:26,851 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:01:26" (1/1) ... [2018-12-09 00:01:26,859 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:01:26" (1/1) ... [2018-12-09 00:01:26,862 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:01:26" (1/1) ... [2018-12-09 00:01:26,867 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 00:01:26,868 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 00:01:26,868 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 00:01:26,868 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 00:01:26,868 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:01:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e1485334-4633-46a9-be1e-59e95796554e/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 00:01:26,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 00:01:26,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 00:01:27,876 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 00:01:27,877 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-09 00:01:27,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:01:27 BoogieIcfgContainer [2018-12-09 00:01:27,877 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 00:01:27,878 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 00:01:27,878 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 00:01:27,884 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 00:01:27,885 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:01:27" (1/1) ... [2018-12-09 00:01:27,892 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:01:27,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:27,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2018-12-09 00:01:27,918 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2018-12-09 00:01:27,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-09 00:01:27,922 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:28,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:28,117 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 00:01:28,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:28,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 145 states and 244 transitions. [2018-12-09 00:01:28,386 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 244 transitions. [2018-12-09 00:01:28,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-09 00:01:28,388 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:28,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:28,477 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:01:28,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:28,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 146 states and 245 transitions. [2018-12-09 00:01:28,655 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 245 transitions. [2018-12-09 00:01:28,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-09 00:01:28,656 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:28,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:28,680 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:01:28,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:28,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 150 states and 253 transitions. [2018-12-09 00:01:28,771 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 253 transitions. [2018-12-09 00:01:28,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-09 00:01:28,775 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:28,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:28,850 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:01:28,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:28,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 154 states and 260 transitions. [2018-12-09 00:01:28,963 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 260 transitions. [2018-12-09 00:01:28,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-09 00:01:28,964 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:28,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:28,976 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:01:29,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:29,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 155 states and 261 transitions. [2018-12-09 00:01:29,010 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 261 transitions. [2018-12-09 00:01:29,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-09 00:01:29,010 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:29,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:29,035 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 00:01:29,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:29,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 166 states and 281 transitions. [2018-12-09 00:01:29,307 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 281 transitions. [2018-12-09 00:01:29,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-09 00:01:29,308 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:29,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:29,375 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:01:29,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:29,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 180 states and 300 transitions. [2018-12-09 00:01:29,672 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 300 transitions. [2018-12-09 00:01:29,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-09 00:01:29,672 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:29,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:29,733 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:01:30,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:30,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 195 states and 321 transitions. [2018-12-09 00:01:30,192 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 321 transitions. [2018-12-09 00:01:30,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-09 00:01:30,193 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:30,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:30,223 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:01:30,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:30,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 201 states and 330 transitions. [2018-12-09 00:01:30,513 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 330 transitions. [2018-12-09 00:01:30,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-09 00:01:30,513 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:30,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:30,529 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:01:30,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:30,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 205 states and 336 transitions. [2018-12-09 00:01:30,630 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 336 transitions. [2018-12-09 00:01:30,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-09 00:01:30,631 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:30,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:30,670 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:01:31,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:31,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 220 states and 361 transitions. [2018-12-09 00:01:31,136 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 361 transitions. [2018-12-09 00:01:31,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-09 00:01:31,136 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:31,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:31,149 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:01:31,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:31,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 221 states and 364 transitions. [2018-12-09 00:01:31,281 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 364 transitions. [2018-12-09 00:01:31,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-09 00:01:31,281 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:31,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:31,299 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:01:31,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:31,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 232 states and 375 transitions. [2018-12-09 00:01:31,491 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 375 transitions. [2018-12-09 00:01:31,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-09 00:01:31,491 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:31,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:31,513 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:01:31,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:31,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 235 states and 377 transitions. [2018-12-09 00:01:31,696 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 377 transitions. [2018-12-09 00:01:31,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-09 00:01:31,696 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:31,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:31,746 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 00:01:32,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:32,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 249 states and 400 transitions. [2018-12-09 00:01:32,379 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 400 transitions. [2018-12-09 00:01:32,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-09 00:01:32,380 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:32,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:32,400 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 00:01:32,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:32,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 250 states and 401 transitions. [2018-12-09 00:01:32,548 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 401 transitions. [2018-12-09 00:01:32,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-09 00:01:32,548 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:32,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:32,560 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:01:32,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:32,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 267 states and 421 transitions. [2018-12-09 00:01:32,801 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 421 transitions. [2018-12-09 00:01:32,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-09 00:01:32,802 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:32,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:32,819 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 00:01:32,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:32,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 279 states and 436 transitions. [2018-12-09 00:01:32,960 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 436 transitions. [2018-12-09 00:01:32,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-09 00:01:32,960 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:32,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:32,977 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 00:01:33,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:33,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 282 states and 440 transitions. [2018-12-09 00:01:33,083 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 440 transitions. [2018-12-09 00:01:33,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-09 00:01:33,083 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:33,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:33,095 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 00:01:33,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:33,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 283 states and 442 transitions. [2018-12-09 00:01:33,120 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 442 transitions. [2018-12-09 00:01:33,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-09 00:01:33,121 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:33,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:33,136 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:01:33,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:33,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 294 states and 456 transitions. [2018-12-09 00:01:33,362 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 456 transitions. [2018-12-09 00:01:33,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-09 00:01:33,362 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:33,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:33,430 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:01:34,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:34,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 321 states and 493 transitions. [2018-12-09 00:01:34,142 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 493 transitions. [2018-12-09 00:01:34,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-09 00:01:34,143 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:34,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:34,157 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:01:34,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:34,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 330 states and 501 transitions. [2018-12-09 00:01:34,353 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 501 transitions. [2018-12-09 00:01:34,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-09 00:01:34,353 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:34,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:34,372 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 00:01:34,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:34,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 334 states and 505 transitions. [2018-12-09 00:01:34,456 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 505 transitions. [2018-12-09 00:01:34,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-09 00:01:34,457 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:34,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:34,494 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 00:01:34,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:34,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 338 states and 509 transitions. [2018-12-09 00:01:34,641 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 509 transitions. [2018-12-09 00:01:34,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 00:01:34,642 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:34,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:34,665 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:01:34,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:34,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 342 states and 515 transitions. [2018-12-09 00:01:34,923 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 515 transitions. [2018-12-09 00:01:34,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 00:01:34,924 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:34,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:34,938 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:01:35,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:35,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 356 states and 529 transitions. [2018-12-09 00:01:35,200 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 529 transitions. [2018-12-09 00:01:35,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-09 00:01:35,200 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:35,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:35,214 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 00:01:35,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:35,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 358 states and 531 transitions. [2018-12-09 00:01:35,277 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 531 transitions. [2018-12-09 00:01:35,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-09 00:01:35,278 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:35,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:35,353 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 00:01:36,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:36,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 384 states and 565 transitions. [2018-12-09 00:01:36,162 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 565 transitions. [2018-12-09 00:01:36,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-09 00:01:36,162 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:36,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:36,240 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 00:01:36,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:36,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 461 states and 657 transitions. [2018-12-09 00:01:36,835 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 657 transitions. [2018-12-09 00:01:36,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-09 00:01:36,836 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:36,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:36,912 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:01:37,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:37,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 466 states and 671 transitions. [2018-12-09 00:01:37,187 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 671 transitions. [2018-12-09 00:01:37,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-09 00:01:37,188 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:37,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:37,249 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 41 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:01:38,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:38,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 489 states and 704 transitions. [2018-12-09 00:01:38,046 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 704 transitions. [2018-12-09 00:01:38,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-09 00:01:38,047 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:38,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:38,069 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:01:38,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:38,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 512 states and 731 transitions. [2018-12-09 00:01:38,501 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 731 transitions. [2018-12-09 00:01:38,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-09 00:01:38,501 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:38,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:38,520 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 00:01:38,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:38,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 518 states and 738 transitions. [2018-12-09 00:01:38,866 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 738 transitions. [2018-12-09 00:01:38,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-09 00:01:38,866 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:38,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:38,883 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 00:01:38,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:38,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 526 states and 747 transitions. [2018-12-09 00:01:38,980 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 747 transitions. [2018-12-09 00:01:38,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-09 00:01:38,980 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:38,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:39,095 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:01:39,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:39,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 551 states and 782 transitions. [2018-12-09 00:01:39,733 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 782 transitions. [2018-12-09 00:01:39,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-09 00:01:39,733 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:39,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:39,752 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 00:01:40,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:40,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 558 states and 792 transitions. [2018-12-09 00:01:40,256 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 792 transitions. [2018-12-09 00:01:40,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-09 00:01:40,257 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:40,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:40,274 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 00:01:40,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:40,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 564 states and 803 transitions. [2018-12-09 00:01:40,669 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 803 transitions. [2018-12-09 00:01:40,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-09 00:01:40,670 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:40,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:40,798 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 00:01:41,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:41,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 579 states and 823 transitions. [2018-12-09 00:01:41,619 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 823 transitions. [2018-12-09 00:01:41,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-09 00:01:41,619 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:41,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:41,638 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 00:01:41,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:41,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 589 states and 833 transitions. [2018-12-09 00:01:41,841 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 833 transitions. [2018-12-09 00:01:41,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-09 00:01:41,842 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:41,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:41,860 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 00:01:42,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:42,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 600 states and 846 transitions. [2018-12-09 00:01:42,129 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 846 transitions. [2018-12-09 00:01:42,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-09 00:01:42,130 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:42,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:42,179 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 00:01:42,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:42,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 620 states and 871 transitions. [2018-12-09 00:01:42,677 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 871 transitions. [2018-12-09 00:01:42,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-09 00:01:42,678 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:42,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:42,746 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 00:01:42,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:42,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 628 states and 880 transitions. [2018-12-09 00:01:42,940 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 880 transitions. [2018-12-09 00:01:42,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-09 00:01:42,941 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:42,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:42,965 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:01:43,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:43,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 638 states and 891 transitions. [2018-12-09 00:01:43,086 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 891 transitions. [2018-12-09 00:01:43,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-09 00:01:43,087 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:43,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:43,103 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 00:01:43,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:43,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 648 states and 903 transitions. [2018-12-09 00:01:43,341 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 903 transitions. [2018-12-09 00:01:43,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-09 00:01:43,342 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:43,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:43,359 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 00:01:44,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:44,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 672 states and 930 transitions. [2018-12-09 00:01:44,242 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 930 transitions. [2018-12-09 00:01:44,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-09 00:01:44,243 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:44,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:44,260 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 00:01:44,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:44,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 673 states and 931 transitions. [2018-12-09 00:01:44,418 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 931 transitions. [2018-12-09 00:01:44,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-09 00:01:44,419 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:44,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:44,448 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 00:01:45,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:45,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 690 states and 952 transitions. [2018-12-09 00:01:45,134 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 952 transitions. [2018-12-09 00:01:45,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-09 00:01:45,135 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:45,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:45,151 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 00:01:45,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:45,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 700 states and 961 transitions. [2018-12-09 00:01:45,346 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 961 transitions. [2018-12-09 00:01:45,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-09 00:01:45,346 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:45,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:45,365 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 00:01:47,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:47,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 741 states and 1014 transitions. [2018-12-09 00:01:47,187 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1014 transitions. [2018-12-09 00:01:47,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-09 00:01:47,187 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:47,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:47,212 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 00:01:47,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:47,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 750 states and 1023 transitions. [2018-12-09 00:01:47,581 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1023 transitions. [2018-12-09 00:01:47,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-09 00:01:47,581 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:47,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:47,603 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 00:01:47,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:47,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 759 states and 1032 transitions. [2018-12-09 00:01:47,977 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1032 transitions. [2018-12-09 00:01:47,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-09 00:01:47,978 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:47,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:47,995 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 00:01:48,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:48,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 767 states and 1039 transitions. [2018-12-09 00:01:48,263 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1039 transitions. [2018-12-09 00:01:48,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-09 00:01:48,263 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:48,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:48,289 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 00:01:48,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:48,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 783 states and 1063 transitions. [2018-12-09 00:01:48,567 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1063 transitions. [2018-12-09 00:01:48,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-09 00:01:48,567 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:48,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:48,584 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 00:01:48,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:48,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 791 states and 1070 transitions. [2018-12-09 00:01:48,789 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1070 transitions. [2018-12-09 00:01:48,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-09 00:01:48,790 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:48,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:48,806 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 00:01:49,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:49,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 808 states and 1089 transitions. [2018-12-09 00:01:49,110 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1089 transitions. [2018-12-09 00:01:49,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-09 00:01:49,110 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:49,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:49,126 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 00:01:49,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:49,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 818 states and 1098 transitions. [2018-12-09 00:01:49,356 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1098 transitions. [2018-12-09 00:01:49,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-09 00:01:49,356 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:49,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:49,372 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 00:01:49,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:49,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 826 states and 1107 transitions. [2018-12-09 00:01:49,755 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1107 transitions. [2018-12-09 00:01:49,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-09 00:01:49,755 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:49,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:49,772 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:01:50,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:50,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 841 states and 1126 transitions. [2018-12-09 00:01:50,314 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1126 transitions. [2018-12-09 00:01:50,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-09 00:01:50,315 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:50,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:50,339 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-09 00:01:50,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:50,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 856 states and 1142 transitions. [2018-12-09 00:01:50,708 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1142 transitions. [2018-12-09 00:01:50,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-09 00:01:50,709 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:50,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:50,725 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:01:50,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:50,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 857 states and 1143 transitions. [2018-12-09 00:01:50,739 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1143 transitions. [2018-12-09 00:01:50,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-09 00:01:50,740 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:50,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:50,755 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 00:01:50,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:50,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 866 states and 1152 transitions. [2018-12-09 00:01:50,965 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1152 transitions. [2018-12-09 00:01:50,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-09 00:01:50,965 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:50,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:50,985 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 00:01:51,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:51,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 878 states and 1165 transitions. [2018-12-09 00:01:51,084 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1165 transitions. [2018-12-09 00:01:51,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-09 00:01:51,085 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:51,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:51,107 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:01:51,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:51,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 886 states and 1174 transitions. [2018-12-09 00:01:51,500 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1174 transitions. [2018-12-09 00:01:51,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-09 00:01:51,501 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:51,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:51,527 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:01:51,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:51,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 896 states and 1183 transitions. [2018-12-09 00:01:51,756 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1183 transitions. [2018-12-09 00:01:51,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-09 00:01:51,756 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:51,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:51,776 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:01:52,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:52,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 924 states and 1216 transitions. [2018-12-09 00:01:52,546 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1216 transitions. [2018-12-09 00:01:52,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-09 00:01:52,546 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:52,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:52,750 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 79 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 00:01:54,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:54,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 963 states and 1259 transitions. [2018-12-09 00:01:54,798 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1259 transitions. [2018-12-09 00:01:54,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-09 00:01:54,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:54,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:54,819 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 00:01:55,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:55,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 975 states and 1273 transitions. [2018-12-09 00:01:55,093 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1273 transitions. [2018-12-09 00:01:55,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-09 00:01:55,094 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:55,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:55,114 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 00:01:55,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:55,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 991 states and 1291 transitions. [2018-12-09 00:01:55,833 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1291 transitions. [2018-12-09 00:01:55,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-09 00:01:55,833 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:55,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:55,854 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 00:01:56,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:56,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1001 states and 1300 transitions. [2018-12-09 00:01:56,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1300 transitions. [2018-12-09 00:01:56,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-09 00:01:56,084 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:56,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:56,104 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 00:01:56,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:01:56,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 1002 states and 1301 transitions. [2018-12-09 00:01:56,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1301 transitions. [2018-12-09 00:01:56,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-09 00:01:56,120 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:01:56,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:01:56,821 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 00:02:01,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:01,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 1067 states and 1367 transitions. [2018-12-09 00:02:01,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1367 transitions. [2018-12-09 00:02:01,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 00:02:01,054 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:01,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:01,086 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-09 00:02:03,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:03,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 1112 states and 1421 transitions. [2018-12-09 00:02:03,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 1421 transitions. [2018-12-09 00:02:03,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 00:02:03,540 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:03,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:03,572 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-09 00:02:03,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:03,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 1113 states and 1423 transitions. [2018-12-09 00:02:03,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 1423 transitions. [2018-12-09 00:02:03,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-09 00:02:03,846 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:03,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:03,877 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 00:02:04,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:04,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1122 states and 1432 transitions. [2018-12-09 00:02:04,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 1432 transitions. [2018-12-09 00:02:04,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 00:02:04,909 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:04,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:05,148 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 00:02:06,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:06,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1477 states to 1165 states and 1477 transitions. [2018-12-09 00:02:06,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1477 transitions. [2018-12-09 00:02:06,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 00:02:06,728 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:06,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:06,782 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 00:02:06,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:06,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 1174 states and 1486 transitions. [2018-12-09 00:02:06,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1486 transitions. [2018-12-09 00:02:06,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 00:02:06,972 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:06,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:07,020 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 00:02:07,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:07,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 1183 states and 1495 transitions. [2018-12-09 00:02:07,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1495 transitions. [2018-12-09 00:02:07,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 00:02:07,214 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:07,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:07,274 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 00:02:07,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:07,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 1191 states and 1502 transitions. [2018-12-09 00:02:07,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1502 transitions. [2018-12-09 00:02:07,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-09 00:02:07,631 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:07,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:07,661 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 78 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 00:02:07,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:07,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 1195 states and 1510 transitions. [2018-12-09 00:02:07,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1510 transitions. [2018-12-09 00:02:07,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-09 00:02:07,866 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:07,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:07,884 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 00:02:08,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:08,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 1209 states and 1525 transitions. [2018-12-09 00:02:08,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 1525 transitions. [2018-12-09 00:02:08,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-09 00:02:08,309 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:08,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:08,883 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 104 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 00:02:11,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:11,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 1230 states and 1555 transitions. [2018-12-09 00:02:11,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1555 transitions. [2018-12-09 00:02:11,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-12-09 00:02:11,092 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:11,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:11,130 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 00:02:11,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:11,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1250 states and 1575 transitions. [2018-12-09 00:02:11,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 1575 transitions. [2018-12-09 00:02:11,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-09 00:02:11,205 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:11,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:11,238 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 00:02:12,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:12,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 1275 states and 1600 transitions. [2018-12-09 00:02:12,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 1600 transitions. [2018-12-09 00:02:12,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-09 00:02:12,650 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:12,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:12,881 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-09 00:02:15,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:15,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1626 states to 1286 states and 1626 transitions. [2018-12-09 00:02:15,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 1626 transitions. [2018-12-09 00:02:15,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-09 00:02:15,477 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:15,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:15,501 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-09 00:02:15,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:15,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 1287 states and 1628 transitions. [2018-12-09 00:02:15,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1287 states and 1628 transitions. [2018-12-09 00:02:15,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-09 00:02:15,785 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:15,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:15,809 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-09 00:02:16,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:16,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 1288 states and 1631 transitions. [2018-12-09 00:02:16,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 1631 transitions. [2018-12-09 00:02:16,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-09 00:02:16,071 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:16,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:16,095 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:02:17,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:17,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1663 states to 1312 states and 1663 transitions. [2018-12-09 00:02:17,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 1663 transitions. [2018-12-09 00:02:17,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-09 00:02:17,269 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:17,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:17,293 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:02:17,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:17,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 1322 states and 1674 transitions. [2018-12-09 00:02:17,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 1674 transitions. [2018-12-09 00:02:17,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-09 00:02:17,672 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:17,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:17,723 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:02:18,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:18,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 1335 states and 1689 transitions. [2018-12-09 00:02:18,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1689 transitions. [2018-12-09 00:02:18,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-09 00:02:18,519 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:18,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:18,544 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:02:18,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:18,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 1344 states and 1698 transitions. [2018-12-09 00:02:18,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 1698 transitions. [2018-12-09 00:02:18,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-09 00:02:18,719 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:18,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:18,743 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:02:19,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:19,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 1350 states and 1703 transitions. [2018-12-09 00:02:19,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1703 transitions. [2018-12-09 00:02:19,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-09 00:02:19,029 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:19,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:19,055 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 00:02:19,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:19,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1391 states and 1747 transitions. [2018-12-09 00:02:19,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1747 transitions. [2018-12-09 00:02:19,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-09 00:02:19,508 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:19,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:19,543 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 00:02:19,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:19,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 1392 states and 1748 transitions. [2018-12-09 00:02:19,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 1748 transitions. [2018-12-09 00:02:19,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-12-09 00:02:19,567 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:19,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:19,591 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 00:02:19,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:19,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1752 states to 1396 states and 1752 transitions. [2018-12-09 00:02:19,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 1752 transitions. [2018-12-09 00:02:19,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-09 00:02:19,890 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:19,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:19,918 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-09 00:02:20,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:20,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 1404 states and 1761 transitions. [2018-12-09 00:02:20,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 1761 transitions. [2018-12-09 00:02:20,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-09 00:02:20,539 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:20,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:20,568 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-09 00:02:22,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:22,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 1424 states and 1782 transitions. [2018-12-09 00:02:22,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 1782 transitions. [2018-12-09 00:02:22,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-09 00:02:22,349 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:22,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:22,383 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-09 00:02:23,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:23,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1861 states to 1494 states and 1861 transitions. [2018-12-09 00:02:23,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 1861 transitions. [2018-12-09 00:02:23,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 00:02:23,157 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:23,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:24,228 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 00:02:26,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:26,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1909 states to 1542 states and 1909 transitions. [2018-12-09 00:02:26,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 1909 transitions. [2018-12-09 00:02:26,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-12-09 00:02:26,676 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:26,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:26,710 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 00:02:29,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:29,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 1562 states and 1934 transitions. [2018-12-09 00:02:29,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 1934 transitions. [2018-12-09 00:02:29,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-12-09 00:02:29,515 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:29,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:29,551 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 00:02:30,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:30,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1946 states to 1573 states and 1946 transitions. [2018-12-09 00:02:30,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1573 states and 1946 transitions. [2018-12-09 00:02:30,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-09 00:02:30,032 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:30,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:30,072 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:02:30,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:30,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1966 states to 1589 states and 1966 transitions. [2018-12-09 00:02:30,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 1966 transitions. [2018-12-09 00:02:30,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-09 00:02:30,957 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:30,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:30,987 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 110 proven. 2 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-09 00:02:31,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:31,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1974 states to 1593 states and 1974 transitions. [2018-12-09 00:02:31,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1593 states and 1974 transitions. [2018-12-09 00:02:31,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-09 00:02:31,315 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:31,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:31,346 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 00:02:32,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:32,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2003 states to 1621 states and 2003 transitions. [2018-12-09 00:02:32,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1621 states and 2003 transitions. [2018-12-09 00:02:32,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-09 00:02:32,471 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:32,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:32,499 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 00:02:33,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:33,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 1632 states and 2013 transitions. [2018-12-09 00:02:33,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 2013 transitions. [2018-12-09 00:02:33,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-12-09 00:02:33,557 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:33,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:33,597 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-12-09 00:02:34,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:34,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2093 states to 1707 states and 2093 transitions. [2018-12-09 00:02:34,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 2093 transitions. [2018-12-09 00:02:34,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-09 00:02:34,704 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:34,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:37,190 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 00:02:41,702 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2018-12-09 00:02:42,941 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2018-12-09 00:02:47,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:47,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2168 states to 1770 states and 2168 transitions. [2018-12-09 00:02:47,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 2168 transitions. [2018-12-09 00:02:47,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-09 00:02:47,734 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:47,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:47,846 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 00:02:49,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:49,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 1794 states and 2192 transitions. [2018-12-09 00:02:49,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1794 states and 2192 transitions. [2018-12-09 00:02:49,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-09 00:02:49,121 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:49,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:49,231 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 00:02:50,950 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 33 [2018-12-09 00:02:53,155 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 37 [2018-12-09 00:02:54,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:54,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2208 states to 1811 states and 2208 transitions. [2018-12-09 00:02:54,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 2208 transitions. [2018-12-09 00:02:54,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 00:02:54,202 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:54,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:55,275 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 00:02:57,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:57,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2220 states to 1821 states and 2220 transitions. [2018-12-09 00:02:57,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1821 states and 2220 transitions. [2018-12-09 00:02:57,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 00:02:57,753 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:57,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:57,876 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 00:02:59,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:59,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1824 states and 2224 transitions. [2018-12-09 00:02:59,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 2224 transitions. [2018-12-09 00:02:59,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 00:02:59,062 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:59,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:59,112 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 00:02:59,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:59,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2236 states to 1829 states and 2236 transitions. [2018-12-09 00:02:59,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 2236 transitions. [2018-12-09 00:02:59,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-12-09 00:02:59,368 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:59,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:59,400 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-12-09 00:02:59,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:59,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2241 states to 1833 states and 2241 transitions. [2018-12-09 00:02:59,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 2241 transitions. [2018-12-09 00:02:59,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-09 00:02:59,728 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:59,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:59,781 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-12-09 00:02:59,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:59,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2241 states to 1834 states and 2241 transitions. [2018-12-09 00:02:59,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 2241 transitions. [2018-12-09 00:02:59,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-12-09 00:02:59,820 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:59,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:02:59,870 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-09 00:02:59,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:02:59,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2241 states to 1835 states and 2241 transitions. [2018-12-09 00:02:59,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 2241 transitions. [2018-12-09 00:02:59,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-12-09 00:02:59,904 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:02:59,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:03:01,800 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 34 [2018-12-09 00:03:02,560 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 33 [2018-12-09 00:03:04,872 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 356 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 00:03:09,939 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2018-12-09 00:03:11,062 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2018-12-09 00:03:14,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:03:14,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2375 states to 1960 states and 2375 transitions. [2018-12-09 00:03:14,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 2375 transitions. [2018-12-09 00:03:14,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-09 00:03:14,048 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:03:14,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:03:16,353 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:03:22,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:03:22,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2443 states to 2027 states and 2443 transitions. [2018-12-09 00:03:22,291 INFO L276 IsEmpty]: Start isEmpty. Operand 2027 states and 2443 transitions. [2018-12-09 00:03:22,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-09 00:03:22,292 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:03:22,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:03:22,490 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:03:23,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:03:23,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2466 states to 2050 states and 2466 transitions. [2018-12-09 00:03:23,368 INFO L276 IsEmpty]: Start isEmpty. Operand 2050 states and 2466 transitions. [2018-12-09 00:03:23,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-09 00:03:23,369 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:03:23,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:03:23,568 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:03:24,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:03:24,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2475 states to 2059 states and 2475 transitions. [2018-12-09 00:03:24,056 INFO L276 IsEmpty]: Start isEmpty. Operand 2059 states and 2475 transitions. [2018-12-09 00:03:24,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-09 00:03:24,057 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:03:24,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:03:24,266 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 382 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 00:03:24,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:03:24,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2480 states to 2065 states and 2480 transitions. [2018-12-09 00:03:24,707 INFO L276 IsEmpty]: Start isEmpty. Operand 2065 states and 2480 transitions. [2018-12-09 00:03:24,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-12-09 00:03:24,708 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:03:24,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:03:26,308 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-09 00:03:31,163 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2018-12-09 00:03:32,703 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2018-12-09 00:03:35,198 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2018-12-09 00:03:38,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:03:38,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2515 states to 2097 states and 2515 transitions. [2018-12-09 00:03:38,102 INFO L276 IsEmpty]: Start isEmpty. Operand 2097 states and 2515 transitions. [2018-12-09 00:03:38,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-12-09 00:03:38,103 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:03:38,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:03:38,238 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-09 00:03:40,225 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2018-12-09 00:03:40,718 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2018-12-09 00:03:42,132 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2018-12-09 00:03:43,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:03:43,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2542 states to 2123 states and 2542 transitions. [2018-12-09 00:03:43,531 INFO L276 IsEmpty]: Start isEmpty. Operand 2123 states and 2542 transitions. [2018-12-09 00:03:43,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-12-09 00:03:43,532 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:03:43,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:03:43,705 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-09 00:03:44,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:03:44,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2551 states to 2131 states and 2551 transitions. [2018-12-09 00:03:44,841 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 2551 transitions. [2018-12-09 00:03:44,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-12-09 00:03:44,842 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:03:44,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:03:44,977 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-09 00:03:47,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:03:47,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2556 states to 2137 states and 2556 transitions. [2018-12-09 00:03:47,779 INFO L276 IsEmpty]: Start isEmpty. Operand 2137 states and 2556 transitions. [2018-12-09 00:03:47,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-12-09 00:03:47,780 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:03:47,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:03:49,337 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-09 00:03:56,594 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2018-12-09 00:03:57,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:03:57,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2593 states to 2169 states and 2593 transitions. [2018-12-09 00:03:57,127 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 2593 transitions. [2018-12-09 00:03:57,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-12-09 00:03:57,129 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:03:57,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:03:57,263 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-09 00:03:57,613 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2018-12-09 00:03:59,688 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 34 [2018-12-09 00:04:01,962 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 34 [2018-12-09 00:04:03,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:04:03,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2609 states to 2184 states and 2609 transitions. [2018-12-09 00:04:03,368 INFO L276 IsEmpty]: Start isEmpty. Operand 2184 states and 2609 transitions. [2018-12-09 00:04:03,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-12-09 00:04:03,369 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:04:03,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:04:03,503 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-09 00:04:04,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:04:04,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2620 states to 2195 states and 2620 transitions. [2018-12-09 00:04:04,116 INFO L276 IsEmpty]: Start isEmpty. Operand 2195 states and 2620 transitions. [2018-12-09 00:04:04,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-12-09 00:04:04,117 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:04:04,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:04:04,250 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-09 00:04:04,660 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2018-12-09 00:04:07,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:04:07,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2634 states to 2210 states and 2634 transitions. [2018-12-09 00:04:07,714 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 2634 transitions. [2018-12-09 00:04:07,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-12-09 00:04:07,715 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:04:07,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:04:09,154 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-09 00:04:13,221 WARN L180 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2018-12-09 00:04:16,494 WARN L180 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2018-12-09 00:04:17,120 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2018-12-09 00:04:17,663 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2018-12-09 00:04:19,092 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2018-12-09 00:04:21,913 WARN L180 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2018-12-09 00:04:22,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:04:22,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2664 states to 2237 states and 2664 transitions. [2018-12-09 00:04:22,697 INFO L276 IsEmpty]: Start isEmpty. Operand 2237 states and 2664 transitions. [2018-12-09 00:04:22,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-12-09 00:04:22,698 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:04:22,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:04:22,834 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-09 00:04:24,848 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2018-12-09 00:04:26,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:04:26,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2698 states to 2273 states and 2698 transitions. [2018-12-09 00:04:26,025 INFO L276 IsEmpty]: Start isEmpty. Operand 2273 states and 2698 transitions. [2018-12-09 00:04:26,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-09 00:04:26,026 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:04:26,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:04:26,102 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-09 00:04:29,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:04:29,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2740 states to 2315 states and 2740 transitions. [2018-12-09 00:04:29,543 INFO L276 IsEmpty]: Start isEmpty. Operand 2315 states and 2740 transitions. [2018-12-09 00:04:29,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-09 00:04:29,545 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:04:29,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:04:29,633 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-09 00:04:37,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:04:37,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2797 states to 2359 states and 2797 transitions. [2018-12-09 00:04:37,413 INFO L276 IsEmpty]: Start isEmpty. Operand 2359 states and 2797 transitions. [2018-12-09 00:04:37,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-09 00:04:37,414 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:04:37,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:04:37,490 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-09 00:04:39,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:04:39,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2824 states to 2385 states and 2824 transitions. [2018-12-09 00:04:39,689 INFO L276 IsEmpty]: Start isEmpty. Operand 2385 states and 2824 transitions. [2018-12-09 00:04:39,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-09 00:04:39,691 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:04:39,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:04:39,811 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-09 00:04:41,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:04:41,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2851 states to 2405 states and 2851 transitions. [2018-12-09 00:04:41,499 INFO L276 IsEmpty]: Start isEmpty. Operand 2405 states and 2851 transitions. [2018-12-09 00:04:41,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-09 00:04:41,500 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:04:41,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:04:41,574 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-09 00:04:45,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:04:45,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 2437 states and 2883 transitions. [2018-12-09 00:04:45,498 INFO L276 IsEmpty]: Start isEmpty. Operand 2437 states and 2883 transitions. [2018-12-09 00:04:45,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-09 00:04:45,500 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:04:45,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:04:45,578 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-09 00:04:46,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:04:46,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2890 states to 2445 states and 2890 transitions. [2018-12-09 00:04:46,085 INFO L276 IsEmpty]: Start isEmpty. Operand 2445 states and 2890 transitions. [2018-12-09 00:04:46,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-09 00:04:46,086 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:04:46,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:04:46,159 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-09 00:04:47,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:04:47,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2905 states to 2458 states and 2905 transitions. [2018-12-09 00:04:47,364 INFO L276 IsEmpty]: Start isEmpty. Operand 2458 states and 2905 transitions. [2018-12-09 00:04:47,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-09 00:04:47,366 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:04:47,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:04:47,449 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-09 00:04:48,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:04:48,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2916 states to 2468 states and 2916 transitions. [2018-12-09 00:04:48,411 INFO L276 IsEmpty]: Start isEmpty. Operand 2468 states and 2916 transitions. [2018-12-09 00:04:48,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-09 00:04:48,412 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:04:48,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:04:48,491 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-09 00:04:49,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:04:49,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2925 states to 2478 states and 2925 transitions. [2018-12-09 00:04:49,634 INFO L276 IsEmpty]: Start isEmpty. Operand 2478 states and 2925 transitions. [2018-12-09 00:04:49,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-09 00:04:49,637 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:04:49,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:04:49,726 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2018-12-09 00:04:51,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:04:51,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2932 states to 2486 states and 2932 transitions. [2018-12-09 00:04:51,235 INFO L276 IsEmpty]: Start isEmpty. Operand 2486 states and 2932 transitions. [2018-12-09 00:04:51,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-12-09 00:04:51,239 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:04:51,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:04:55,399 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 442 proven. 4 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-09 00:04:56,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:04:56,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2937 states to 2490 states and 2937 transitions. [2018-12-09 00:04:56,915 INFO L276 IsEmpty]: Start isEmpty. Operand 2490 states and 2937 transitions. [2018-12-09 00:04:56,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-12-09 00:04:56,916 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:04:56,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:04:58,355 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 495 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-09 00:05:03,675 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2018-12-09 00:05:06,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:05:06,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2999 states to 2548 states and 2999 transitions. [2018-12-09 00:05:06,979 INFO L276 IsEmpty]: Start isEmpty. Operand 2548 states and 2999 transitions. [2018-12-09 00:05:06,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-12-09 00:05:06,980 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:05:06,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:05:07,203 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 495 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-09 00:05:08,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:05:08,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3008 states to 2558 states and 3008 transitions. [2018-12-09 00:05:08,275 INFO L276 IsEmpty]: Start isEmpty. Operand 2558 states and 3008 transitions. [2018-12-09 00:05:08,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-12-09 00:05:08,276 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:05:08,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:05:08,456 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 495 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-09 00:05:08,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:05:08,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3014 states to 2564 states and 3014 transitions. [2018-12-09 00:05:08,822 INFO L276 IsEmpty]: Start isEmpty. Operand 2564 states and 3014 transitions. [2018-12-09 00:05:08,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-12-09 00:05:08,823 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:05:08,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:05:09,046 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 495 proven. 4 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-09 00:05:10,598 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2018-12-09 00:05:11,939 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2018-12-09 00:05:13,901 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2018-12-09 00:05:14,270 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2018-12-09 00:05:15,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:05:15,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3031 states to 2583 states and 3031 transitions. [2018-12-09 00:05:15,356 INFO L276 IsEmpty]: Start isEmpty. Operand 2583 states and 3031 transitions. [2018-12-09 00:05:15,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-12-09 00:05:15,358 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:05:15,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:05:18,774 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 515 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-09 00:05:21,625 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 37 [2018-12-09 00:05:22,056 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2018-12-09 00:05:24,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:05:24,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3046 states to 2597 states and 3046 transitions. [2018-12-09 00:05:24,496 INFO L276 IsEmpty]: Start isEmpty. Operand 2597 states and 3046 transitions. [2018-12-09 00:05:24,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-12-09 00:05:24,498 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:05:24,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:05:24,674 INFO L134 CoverageAnalysis]: Checked inductivity of 622 backedges. 391 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2018-12-09 00:05:26,204 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2018-12-09 00:05:27,756 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 25 [2018-12-09 00:05:28,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:05:28,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3079 states to 2631 states and 3079 transitions. [2018-12-09 00:05:28,342 INFO L276 IsEmpty]: Start isEmpty. Operand 2631 states and 3079 transitions. [2018-12-09 00:05:28,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-12-09 00:05:28,343 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:05:28,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:05:30,837 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 504 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-12-09 00:05:32,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:05:32,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3104 states to 2653 states and 3104 transitions. [2018-12-09 00:05:32,950 INFO L276 IsEmpty]: Start isEmpty. Operand 2653 states and 3104 transitions. [2018-12-09 00:05:32,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-12-09 00:05:32,951 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:05:33,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:05:33,120 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 504 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-12-09 00:05:34,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:05:34,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3118 states to 2667 states and 3118 transitions. [2018-12-09 00:05:34,816 INFO L276 IsEmpty]: Start isEmpty. Operand 2667 states and 3118 transitions. [2018-12-09 00:05:34,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-12-09 00:05:34,818 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:05:34,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:05:34,945 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 504 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-12-09 00:05:35,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:05:35,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3125 states to 2674 states and 3125 transitions. [2018-12-09 00:05:35,855 INFO L276 IsEmpty]: Start isEmpty. Operand 2674 states and 3125 transitions. [2018-12-09 00:05:35,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-12-09 00:05:35,857 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:05:35,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:05:36,028 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 504 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-12-09 00:05:37,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:05:37,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3150 states to 2700 states and 3150 transitions. [2018-12-09 00:05:37,999 INFO L276 IsEmpty]: Start isEmpty. Operand 2700 states and 3150 transitions. [2018-12-09 00:05:38,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-12-09 00:05:38,001 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:05:38,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:05:39,876 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 513 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-09 00:05:49,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:05:49,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3181 states to 2726 states and 3181 transitions. [2018-12-09 00:05:49,143 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3181 transitions. [2018-12-09 00:05:49,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-12-09 00:05:49,145 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:05:49,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:05:49,295 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 513 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-09 00:05:49,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:05:49,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3183 states to 2727 states and 3183 transitions. [2018-12-09 00:05:49,667 INFO L276 IsEmpty]: Start isEmpty. Operand 2727 states and 3183 transitions. [2018-12-09 00:05:49,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-12-09 00:05:49,669 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:05:49,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:05:49,820 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 513 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-09 00:05:53,380 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2018-12-09 00:05:55,184 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 30 [2018-12-09 00:05:56,693 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2018-12-09 00:05:58,102 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2018-12-09 00:05:59,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:05:59,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3207 states to 2751 states and 3207 transitions. [2018-12-09 00:05:59,636 INFO L276 IsEmpty]: Start isEmpty. Operand 2751 states and 3207 transitions. [2018-12-09 00:05:59,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-12-09 00:05:59,638 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:05:59,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:05:59,788 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 513 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-09 00:06:00,907 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2018-12-09 00:06:03,989 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2018-12-09 00:06:05,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:06:05,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3225 states to 2769 states and 3225 transitions. [2018-12-09 00:06:05,453 INFO L276 IsEmpty]: Start isEmpty. Operand 2769 states and 3225 transitions. [2018-12-09 00:06:05,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-12-09 00:06:05,455 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:06:05,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:06:05,650 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 513 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-09 00:06:06,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:06:06,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3226 states to 2771 states and 3226 transitions. [2018-12-09 00:06:06,650 INFO L276 IsEmpty]: Start isEmpty. Operand 2771 states and 3226 transitions. [2018-12-09 00:06:06,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-12-09 00:06:06,651 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:06:06,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:06:07,286 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 519 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-12-09 00:06:10,464 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2018-12-09 00:06:10,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:06:10,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3253 states to 2795 states and 3253 transitions. [2018-12-09 00:06:10,637 INFO L276 IsEmpty]: Start isEmpty. Operand 2795 states and 3253 transitions. [2018-12-09 00:06:10,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-12-09 00:06:10,639 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:06:10,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:06:10,786 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 519 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-12-09 00:06:12,419 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2018-12-09 00:06:15,289 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2018-12-09 00:06:15,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:06:15,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3266 states to 2808 states and 3266 transitions. [2018-12-09 00:06:15,542 INFO L276 IsEmpty]: Start isEmpty. Operand 2808 states and 3266 transitions. [2018-12-09 00:06:15,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-12-09 00:06:15,544 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:06:15,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:06:15,700 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 519 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-12-09 00:06:16,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:06:16,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3270 states to 2812 states and 3270 transitions. [2018-12-09 00:06:16,112 INFO L276 IsEmpty]: Start isEmpty. Operand 2812 states and 3270 transitions. [2018-12-09 00:06:16,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-12-09 00:06:16,114 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:06:16,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:06:16,255 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 519 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-12-09 00:06:16,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:06:16,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3275 states to 2817 states and 3275 transitions. [2018-12-09 00:06:16,624 INFO L276 IsEmpty]: Start isEmpty. Operand 2817 states and 3275 transitions. [2018-12-09 00:06:16,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-12-09 00:06:16,626 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:06:16,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:06:16,766 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 519 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-12-09 00:06:17,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:06:17,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3288 states to 2830 states and 3288 transitions. [2018-12-09 00:06:17,656 INFO L276 IsEmpty]: Start isEmpty. Operand 2830 states and 3288 transitions. [2018-12-09 00:06:17,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-12-09 00:06:17,658 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:06:17,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:06:17,837 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 519 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-12-09 00:06:17,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:06:17,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3297 states to 2840 states and 3297 transitions. [2018-12-09 00:06:17,956 INFO L276 IsEmpty]: Start isEmpty. Operand 2840 states and 3297 transitions. [2018-12-09 00:06:17,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2018-12-09 00:06:17,957 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:06:17,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:06:18,123 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 459 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2018-12-09 00:06:19,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:06:19,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3301 states to 2845 states and 3301 transitions. [2018-12-09 00:06:19,380 INFO L276 IsEmpty]: Start isEmpty. Operand 2845 states and 3301 transitions. [2018-12-09 00:06:19,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-12-09 00:06:19,382 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:06:19,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:06:19,454 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 425 proven. 0 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2018-12-09 00:06:21,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:06:21,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3341 states to 2879 states and 3341 transitions. [2018-12-09 00:06:21,624 INFO L276 IsEmpty]: Start isEmpty. Operand 2879 states and 3341 transitions. [2018-12-09 00:06:21,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2018-12-09 00:06:21,626 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:06:21,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:06:22,839 INFO L134 CoverageAnalysis]: Checked inductivity of 778 backedges. 612 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-09 00:06:24,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:06:24,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3367 states to 2903 states and 3367 transitions. [2018-12-09 00:06:24,518 INFO L276 IsEmpty]: Start isEmpty. Operand 2903 states and 3367 transitions. [2018-12-09 00:06:24,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2018-12-09 00:06:24,519 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:06:24,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:06:25,090 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 570 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-12-09 00:06:25,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:06:25,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3373 states to 2907 states and 3373 transitions. [2018-12-09 00:06:25,799 INFO L276 IsEmpty]: Start isEmpty. Operand 2907 states and 3373 transitions. [2018-12-09 00:06:25,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2018-12-09 00:06:25,800 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:06:25,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:06:25,939 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 570 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-12-09 00:06:26,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:06:26,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3385 states to 2918 states and 3385 transitions. [2018-12-09 00:06:26,596 INFO L276 IsEmpty]: Start isEmpty. Operand 2918 states and 3385 transitions. [2018-12-09 00:06:26,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2018-12-09 00:06:26,598 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:06:26,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:06:26,802 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 570 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-12-09 00:06:28,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:06:28,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3404 states to 2936 states and 3404 transitions. [2018-12-09 00:06:28,349 INFO L276 IsEmpty]: Start isEmpty. Operand 2936 states and 3404 transitions. [2018-12-09 00:06:28,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2018-12-09 00:06:28,351 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:06:28,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:06:28,490 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 570 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-12-09 00:06:28,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:06:28,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3417 states to 2950 states and 3417 transitions. [2018-12-09 00:06:28,966 INFO L276 IsEmpty]: Start isEmpty. Operand 2950 states and 3417 transitions. [2018-12-09 00:06:28,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 00:06:28,967 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:06:28,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:06:29,068 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2018-12-09 00:06:32,341 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 33 [2018-12-09 00:06:32,823 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2018-12-09 00:06:38,158 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2018-12-09 00:06:38,889 WARN L180 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2018-12-09 00:06:39,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:06:39,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3450 states to 2975 states and 3450 transitions. [2018-12-09 00:06:39,916 INFO L276 IsEmpty]: Start isEmpty. Operand 2975 states and 3450 transitions. [2018-12-09 00:06:39,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 00:06:39,918 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:06:39,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:06:40,057 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2018-12-09 00:06:49,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:06:49,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 3006 states and 3486 transitions. [2018-12-09 00:06:49,622 INFO L276 IsEmpty]: Start isEmpty. Operand 3006 states and 3486 transitions. [2018-12-09 00:06:49,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 00:06:49,623 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:06:49,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:06:49,766 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2018-12-09 00:06:54,755 WARN L180 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2018-12-09 00:07:03,486 WARN L180 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 37 [2018-12-09 00:07:05,547 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2018-12-09 00:07:10,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:07:10,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3536 states to 3042 states and 3536 transitions. [2018-12-09 00:07:10,057 INFO L276 IsEmpty]: Start isEmpty. Operand 3042 states and 3536 transitions. [2018-12-09 00:07:10,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 00:07:10,061 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:07:10,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:07:10,172 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2018-12-09 00:07:17,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:07:17,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3553 states to 3055 states and 3553 transitions. [2018-12-09 00:07:17,273 INFO L276 IsEmpty]: Start isEmpty. Operand 3055 states and 3553 transitions. [2018-12-09 00:07:17,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 00:07:17,277 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:07:17,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:07:17,387 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2018-12-09 00:07:20,896 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 27 [2018-12-09 00:07:21,372 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 33 [2018-12-09 00:07:27,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:07:27,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3601 states to 3098 states and 3601 transitions. [2018-12-09 00:07:27,523 INFO L276 IsEmpty]: Start isEmpty. Operand 3098 states and 3601 transitions. [2018-12-09 00:07:27,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 00:07:27,526 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:07:27,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:07:27,631 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2018-12-09 00:07:34,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:07:34,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3618 states to 3116 states and 3618 transitions. [2018-12-09 00:07:34,033 INFO L276 IsEmpty]: Start isEmpty. Operand 3116 states and 3618 transitions. [2018-12-09 00:07:34,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 00:07:34,036 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:07:34,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:07:34,144 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2018-12-09 00:07:36,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:07:36,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3628 states to 3127 states and 3628 transitions. [2018-12-09 00:07:36,647 INFO L276 IsEmpty]: Start isEmpty. Operand 3127 states and 3628 transitions. [2018-12-09 00:07:36,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 00:07:36,649 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:07:36,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:07:36,749 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2018-12-09 00:07:41,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:07:41,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3649 states to 3145 states and 3649 transitions. [2018-12-09 00:07:41,102 INFO L276 IsEmpty]: Start isEmpty. Operand 3145 states and 3649 transitions. [2018-12-09 00:07:41,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 00:07:41,104 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:07:41,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:07:41,207 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2018-12-09 00:07:42,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:07:42,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3658 states to 3155 states and 3658 transitions. [2018-12-09 00:07:42,369 INFO L276 IsEmpty]: Start isEmpty. Operand 3155 states and 3658 transitions. [2018-12-09 00:07:42,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 00:07:42,371 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:07:42,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:07:42,476 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2018-12-09 00:07:43,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:07:43,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3670 states to 3166 states and 3670 transitions. [2018-12-09 00:07:43,659 INFO L276 IsEmpty]: Start isEmpty. Operand 3166 states and 3670 transitions. [2018-12-09 00:07:43,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 00:07:43,661 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:07:43,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:07:43,763 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2018-12-09 00:07:44,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:07:44,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3676 states to 3173 states and 3676 transitions. [2018-12-09 00:07:44,474 INFO L276 IsEmpty]: Start isEmpty. Operand 3173 states and 3676 transitions. [2018-12-09 00:07:44,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 00:07:44,475 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:07:44,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:07:44,574 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2018-12-09 00:07:45,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:07:45,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3685 states to 3183 states and 3685 transitions. [2018-12-09 00:07:45,443 INFO L276 IsEmpty]: Start isEmpty. Operand 3183 states and 3685 transitions. [2018-12-09 00:07:45,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 00:07:45,445 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:07:45,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:07:45,549 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2018-12-09 00:07:46,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:07:46,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3686 states to 3185 states and 3686 transitions. [2018-12-09 00:07:46,257 INFO L276 IsEmpty]: Start isEmpty. Operand 3185 states and 3686 transitions. [2018-12-09 00:07:46,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 00:07:46,259 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:07:46,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:07:46,404 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2018-12-09 00:07:47,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:07:47,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3687 states to 3187 states and 3687 transitions. [2018-12-09 00:07:47,087 INFO L276 IsEmpty]: Start isEmpty. Operand 3187 states and 3687 transitions. [2018-12-09 00:07:47,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 00:07:47,089 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:07:47,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:07:47,191 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2018-12-09 00:07:50,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:07:50,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3709 states to 3207 states and 3709 transitions. [2018-12-09 00:07:50,842 INFO L276 IsEmpty]: Start isEmpty. Operand 3207 states and 3709 transitions. [2018-12-09 00:07:50,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 00:07:50,844 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:07:50,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:07:50,948 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2018-12-09 00:07:52,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:07:52,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3716 states to 3215 states and 3716 transitions. [2018-12-09 00:07:52,123 INFO L276 IsEmpty]: Start isEmpty. Operand 3215 states and 3716 transitions. [2018-12-09 00:07:52,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 00:07:52,125 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:07:52,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:07:52,225 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2018-12-09 00:07:53,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:07:53,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3723 states to 3223 states and 3723 transitions. [2018-12-09 00:07:53,049 INFO L276 IsEmpty]: Start isEmpty. Operand 3223 states and 3723 transitions. [2018-12-09 00:07:53,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 00:07:53,051 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:07:53,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:07:53,154 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2018-12-09 00:07:57,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:07:57,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3736 states to 3233 states and 3736 transitions. [2018-12-09 00:07:57,085 INFO L276 IsEmpty]: Start isEmpty. Operand 3233 states and 3736 transitions. [2018-12-09 00:07:57,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 00:07:57,086 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:07:57,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:07:57,185 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2018-12-09 00:07:58,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:07:58,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3740 states to 3237 states and 3740 transitions. [2018-12-09 00:07:58,013 INFO L276 IsEmpty]: Start isEmpty. Operand 3237 states and 3740 transitions. [2018-12-09 00:07:58,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 00:07:58,015 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:07:58,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:07:58,114 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2018-12-09 00:07:58,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:07:58,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3740 states to 3238 states and 3740 transitions. [2018-12-09 00:07:58,273 INFO L276 IsEmpty]: Start isEmpty. Operand 3238 states and 3740 transitions. [2018-12-09 00:07:58,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 00:07:58,275 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:07:58,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:07:58,376 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2018-12-09 00:08:03,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:08:03,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3777 states to 3276 states and 3777 transitions. [2018-12-09 00:08:03,574 INFO L276 IsEmpty]: Start isEmpty. Operand 3276 states and 3777 transitions. [2018-12-09 00:08:03,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 00:08:03,576 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:08:03,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:08:03,683 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2018-12-09 00:08:04,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:08:04,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3780 states to 3280 states and 3780 transitions. [2018-12-09 00:08:04,469 INFO L276 IsEmpty]: Start isEmpty. Operand 3280 states and 3780 transitions. [2018-12-09 00:08:04,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 00:08:04,471 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:08:04,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:08:04,572 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2018-12-09 00:08:07,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:08:07,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3794 states to 3295 states and 3794 transitions. [2018-12-09 00:08:07,299 INFO L276 IsEmpty]: Start isEmpty. Operand 3295 states and 3794 transitions. [2018-12-09 00:08:07,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 00:08:07,302 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:08:07,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:08:07,409 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2018-12-09 00:08:10,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:08:10,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3804 states to 3306 states and 3804 transitions. [2018-12-09 00:08:10,876 INFO L276 IsEmpty]: Start isEmpty. Operand 3306 states and 3804 transitions. [2018-12-09 00:08:10,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 00:08:10,878 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:08:10,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:08:10,980 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2018-12-09 00:08:12,715 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 26 [2018-12-09 00:08:16,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:08:16,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3816 states to 3317 states and 3816 transitions. [2018-12-09 00:08:16,424 INFO L276 IsEmpty]: Start isEmpty. Operand 3317 states and 3816 transitions. [2018-12-09 00:08:16,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-12-09 00:08:16,426 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:08:16,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:08:19,438 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2018-12-09 00:08:23,473 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 641 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-12-09 00:08:27,895 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2018-12-09 00:08:34,516 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2018-12-09 00:08:39,353 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 36 [2018-12-09 00:08:41,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:08:41,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3841 states to 3338 states and 3841 transitions. [2018-12-09 00:08:41,451 INFO L276 IsEmpty]: Start isEmpty. Operand 3338 states and 3841 transitions. [2018-12-09 00:08:41,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-12-09 00:08:41,453 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:08:41,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:08:41,633 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 641 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-12-09 00:08:43,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:08:43,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3849 states to 3344 states and 3849 transitions. [2018-12-09 00:08:43,355 INFO L276 IsEmpty]: Start isEmpty. Operand 3344 states and 3849 transitions. [2018-12-09 00:08:43,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-12-09 00:08:43,357 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:08:43,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:08:43,577 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 641 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-12-09 00:08:44,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:08:44,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3850 states to 3347 states and 3850 transitions. [2018-12-09 00:08:44,523 INFO L276 IsEmpty]: Start isEmpty. Operand 3347 states and 3850 transitions. [2018-12-09 00:08:44,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-12-09 00:08:44,525 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:08:44,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:08:44,701 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 641 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-12-09 00:08:47,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:08:47,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3859 states to 3355 states and 3859 transitions. [2018-12-09 00:08:47,288 INFO L276 IsEmpty]: Start isEmpty. Operand 3355 states and 3859 transitions. [2018-12-09 00:08:47,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-12-09 00:08:47,290 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:08:47,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:08:47,503 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 641 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-12-09 00:08:49,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:08:49,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3880 states to 3378 states and 3880 transitions. [2018-12-09 00:08:49,734 INFO L276 IsEmpty]: Start isEmpty. Operand 3378 states and 3880 transitions. [2018-12-09 00:08:49,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-12-09 00:08:49,737 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:08:49,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:08:50,548 INFO L134 CoverageAnalysis]: Checked inductivity of 867 backedges. 627 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-12-09 00:08:53,870 WARN L180 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 38 [2018-12-09 00:08:55,681 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2018-12-09 00:08:59,582 WARN L180 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 39 [2018-12-09 00:09:01,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:09:01,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3918 states to 3413 states and 3918 transitions. [2018-12-09 00:09:01,557 INFO L276 IsEmpty]: Start isEmpty. Operand 3413 states and 3918 transitions. [2018-12-09 00:09:01,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-12-09 00:09:01,559 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:09:01,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:09:01,747 INFO L134 CoverageAnalysis]: Checked inductivity of 867 backedges. 627 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-12-09 00:09:04,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:09:04,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3930 states to 3425 states and 3930 transitions. [2018-12-09 00:09:04,118 INFO L276 IsEmpty]: Start isEmpty. Operand 3425 states and 3930 transitions. [2018-12-09 00:09:04,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-12-09 00:09:04,120 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:09:04,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:09:04,273 INFO L134 CoverageAnalysis]: Checked inductivity of 867 backedges. 627 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-12-09 00:09:06,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:09:06,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3951 states to 3447 states and 3951 transitions. [2018-12-09 00:09:06,337 INFO L276 IsEmpty]: Start isEmpty. Operand 3447 states and 3951 transitions. [2018-12-09 00:09:06,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2018-12-09 00:09:06,339 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:09:06,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:09:07,039 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 630 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-12-09 00:09:10,375 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 38 [2018-12-09 00:09:13,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:09:13,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4000 states to 3492 states and 4000 transitions. [2018-12-09 00:09:13,600 INFO L276 IsEmpty]: Start isEmpty. Operand 3492 states and 4000 transitions. [2018-12-09 00:09:13,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2018-12-09 00:09:13,602 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:09:13,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:09:13,807 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 630 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-12-09 00:09:14,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:09:14,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4010 states to 3503 states and 4010 transitions. [2018-12-09 00:09:14,761 INFO L276 IsEmpty]: Start isEmpty. Operand 3503 states and 4010 transitions. [2018-12-09 00:09:14,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2018-12-09 00:09:14,763 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:09:14,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:09:14,923 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 630 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-12-09 00:09:15,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:09:15,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4014 states to 3507 states and 4014 transitions. [2018-12-09 00:09:15,036 INFO L276 IsEmpty]: Start isEmpty. Operand 3507 states and 4014 transitions. [2018-12-09 00:09:15,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2018-12-09 00:09:15,038 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:09:15,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:09:15,238 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 630 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-12-09 00:09:16,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:09:16,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4022 states to 3516 states and 4022 transitions. [2018-12-09 00:09:16,805 INFO L276 IsEmpty]: Start isEmpty. Operand 3516 states and 4022 transitions. [2018-12-09 00:09:16,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2018-12-09 00:09:16,807 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:09:16,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:09:16,884 INFO L134 CoverageAnalysis]: Checked inductivity of 829 backedges. 496 proven. 2 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2018-12-09 00:09:21,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:09:21,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4028 states to 3521 states and 4028 transitions. [2018-12-09 00:09:21,128 INFO L276 IsEmpty]: Start isEmpty. Operand 3521 states and 4028 transitions. [2018-12-09 00:09:21,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2018-12-09 00:09:21,130 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:09:21,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:09:21,209 INFO L134 CoverageAnalysis]: Checked inductivity of 829 backedges. 496 proven. 2 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2018-12-09 00:09:27,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:09:27,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4039 states to 3532 states and 4039 transitions. [2018-12-09 00:09:27,006 INFO L276 IsEmpty]: Start isEmpty. Operand 3532 states and 4039 transitions. [2018-12-09 00:09:27,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2018-12-09 00:09:27,008 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:09:27,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:09:27,126 INFO L134 CoverageAnalysis]: Checked inductivity of 829 backedges. 496 proven. 2 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2018-12-09 00:09:29,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:09:29,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4042 states to 3536 states and 4042 transitions. [2018-12-09 00:09:29,573 INFO L276 IsEmpty]: Start isEmpty. Operand 3536 states and 4042 transitions. [2018-12-09 00:09:29,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-12-09 00:09:29,575 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:09:29,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:09:32,759 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2018-12-09 00:09:34,063 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 32 [2018-12-09 00:09:35,382 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 31 [2018-12-09 00:09:37,659 INFO L134 CoverageAnalysis]: Checked inductivity of 923 backedges. 715 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-12-09 00:09:42,026 WARN L180 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2018-12-09 00:09:43,893 WARN L180 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2018-12-09 00:09:45,944 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2018-12-09 00:09:48,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:09:48,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4054 states to 3545 states and 4054 transitions. [2018-12-09 00:09:48,846 INFO L276 IsEmpty]: Start isEmpty. Operand 3545 states and 4054 transitions. [2018-12-09 00:09:48,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-12-09 00:09:48,849 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:09:48,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:09:49,047 INFO L134 CoverageAnalysis]: Checked inductivity of 923 backedges. 715 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-12-09 00:09:50,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:09:50,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4058 states to 3548 states and 4058 transitions. [2018-12-09 00:09:50,310 INFO L276 IsEmpty]: Start isEmpty. Operand 3548 states and 4058 transitions. [2018-12-09 00:09:50,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-12-09 00:09:50,312 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:09:50,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:09:50,502 INFO L134 CoverageAnalysis]: Checked inductivity of 923 backedges. 715 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-12-09 00:09:54,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:09:54,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4073 states to 3563 states and 4073 transitions. [2018-12-09 00:09:54,056 INFO L276 IsEmpty]: Start isEmpty. Operand 3563 states and 4073 transitions. [2018-12-09 00:09:54,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-12-09 00:09:54,058 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:09:54,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:09:54,248 INFO L134 CoverageAnalysis]: Checked inductivity of 923 backedges. 715 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-12-09 00:09:56,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:09:56,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4083 states to 3574 states and 4083 transitions. [2018-12-09 00:09:56,179 INFO L276 IsEmpty]: Start isEmpty. Operand 3574 states and 4083 transitions. [2018-12-09 00:09:56,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2018-12-09 00:09:56,181 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:09:56,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:09:56,410 INFO L134 CoverageAnalysis]: Checked inductivity of 923 backedges. 715 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-12-09 00:09:57,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:09:57,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4092 states to 3584 states and 4092 transitions. [2018-12-09 00:09:57,717 INFO L276 IsEmpty]: Start isEmpty. Operand 3584 states and 4092 transitions. [2018-12-09 00:09:57,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-12-09 00:09:57,719 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:09:57,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:09:58,898 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 781 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-12-09 00:10:03,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:10:03,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4108 states to 3597 states and 4108 transitions. [2018-12-09 00:10:03,164 INFO L276 IsEmpty]: Start isEmpty. Operand 3597 states and 4108 transitions. [2018-12-09 00:10:03,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-12-09 00:10:03,166 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:10:03,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:10:03,333 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 781 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-12-09 00:10:06,551 WARN L180 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2018-12-09 00:10:07,937 WARN L180 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2018-12-09 00:10:10,245 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2018-12-09 00:10:11,208 WARN L180 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2018-12-09 00:10:13,709 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 32 [2018-12-09 00:10:17,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:10:17,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4148 states to 3637 states and 4148 transitions. [2018-12-09 00:10:17,197 INFO L276 IsEmpty]: Start isEmpty. Operand 3637 states and 4148 transitions. [2018-12-09 00:10:17,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-12-09 00:10:17,198 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:10:17,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:10:17,412 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 781 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-12-09 00:10:17,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:10:17,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4161 states to 3651 states and 4161 transitions. [2018-12-09 00:10:17,947 INFO L276 IsEmpty]: Start isEmpty. Operand 3651 states and 4161 transitions. [2018-12-09 00:10:17,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2018-12-09 00:10:17,949 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:10:17,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:10:18,114 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 781 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-12-09 00:10:19,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:10:19,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4162 states to 3653 states and 4162 transitions. [2018-12-09 00:10:19,291 INFO L276 IsEmpty]: Start isEmpty. Operand 3653 states and 4162 transitions. [2018-12-09 00:10:19,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2018-12-09 00:10:19,293 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:10:19,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:10:21,729 INFO L134 CoverageAnalysis]: Checked inductivity of 889 backedges. 634 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2018-12-09 00:10:30,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:10:30,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4214 states to 3705 states and 4214 transitions. [2018-12-09 00:10:30,900 INFO L276 IsEmpty]: Start isEmpty. Operand 3705 states and 4214 transitions. [2018-12-09 00:10:30,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-12-09 00:10:30,903 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:10:30,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:10:32,488 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 23 [2018-12-09 00:10:32,628 INFO L134 CoverageAnalysis]: Checked inductivity of 937 backedges. 687 proven. 0 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2018-12-09 00:10:35,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:10:35,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4220 states to 3709 states and 4220 transitions. [2018-12-09 00:10:35,364 INFO L276 IsEmpty]: Start isEmpty. Operand 3709 states and 4220 transitions. [2018-12-09 00:10:35,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-12-09 00:10:35,366 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:10:35,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:10:35,527 INFO L134 CoverageAnalysis]: Checked inductivity of 937 backedges. 687 proven. 0 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2018-12-09 00:10:36,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:10:36,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4222 states to 3710 states and 4222 transitions. [2018-12-09 00:10:36,804 INFO L276 IsEmpty]: Start isEmpty. Operand 3710 states and 4222 transitions. [2018-12-09 00:10:36,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2018-12-09 00:10:36,806 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:10:36,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:10:46,977 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 766 proven. 94 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-09 00:10:54,578 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2018-12-09 00:11:00,326 WARN L180 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2018-12-09 00:11:01,736 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2018-12-09 00:11:02,708 WARN L180 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 46 [2018-12-09 00:11:09,513 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2018-12-09 00:11:09,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:11:09,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4251 states to 3735 states and 4251 transitions. [2018-12-09 00:11:09,683 INFO L276 IsEmpty]: Start isEmpty. Operand 3735 states and 4251 transitions. [2018-12-09 00:11:09,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2018-12-09 00:11:09,686 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:11:09,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:11:09,903 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 766 proven. 94 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-09 00:11:11,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:11:11,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4254 states to 3738 states and 4254 transitions. [2018-12-09 00:11:11,380 INFO L276 IsEmpty]: Start isEmpty. Operand 3738 states and 4254 transitions. [2018-12-09 00:11:11,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2018-12-09 00:11:11,382 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:11:11,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:11:11,595 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 766 proven. 94 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-09 00:11:15,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:11:15,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4264 states to 3749 states and 4264 transitions. [2018-12-09 00:11:15,812 INFO L276 IsEmpty]: Start isEmpty. Operand 3749 states and 4264 transitions. [2018-12-09 00:11:15,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2018-12-09 00:11:15,814 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:11:15,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:11:16,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 766 proven. 94 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-09 00:11:19,466 WARN L180 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2018-12-09 00:11:21,454 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2018-12-09 00:11:22,038 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2018-12-09 00:11:23,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:11:23,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4291 states to 3777 states and 4291 transitions. [2018-12-09 00:11:23,305 INFO L276 IsEmpty]: Start isEmpty. Operand 3777 states and 4291 transitions. [2018-12-09 00:11:23,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2018-12-09 00:11:23,308 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:11:23,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:11:23,561 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 766 proven. 94 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-09 00:11:25,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:11:25,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4292 states to 3779 states and 4292 transitions. [2018-12-09 00:11:25,492 INFO L276 IsEmpty]: Start isEmpty. Operand 3779 states and 4292 transitions. [2018-12-09 00:11:25,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2018-12-09 00:11:25,495 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:11:25,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:11:25,684 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 562 proven. 8 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2018-12-09 00:11:38,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:11:38,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4378 states to 3858 states and 4378 transitions. [2018-12-09 00:11:38,156 INFO L276 IsEmpty]: Start isEmpty. Operand 3858 states and 4378 transitions. [2018-12-09 00:11:38,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2018-12-09 00:11:38,158 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:11:38,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:11:41,210 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2018-12-09 00:11:43,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 848 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-12-09 00:11:47,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:11:47,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4384 states to 3862 states and 4384 transitions. [2018-12-09 00:11:47,688 INFO L276 IsEmpty]: Start isEmpty. Operand 3862 states and 4384 transitions. [2018-12-09 00:11:47,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-12-09 00:11:47,690 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:11:47,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:11:48,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1067 backedges. 258 proven. 532 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2018-12-09 00:11:49,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:11:49,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4239 states to 3723 states and 4239 transitions. [2018-12-09 00:11:49,845 INFO L276 IsEmpty]: Start isEmpty. Operand 3723 states and 4239 transitions. [2018-12-09 00:11:49,847 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 00:11:49,847 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 230 iterations. [2018-12-09 00:11:49,852 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 00:11:50,016 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 27 [2018-12-09 00:11:50,170 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2018-12-09 00:11:50,411 WARN L180 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 31 [2018-12-09 00:11:50,562 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2018-12-09 00:11:50,765 WARN L180 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 29 [2018-12-09 00:11:51,026 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2018-12-09 00:11:51,172 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 24 [2018-12-09 00:11:51,412 WARN L180 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 32 [2018-12-09 00:11:51,660 WARN L180 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 31 [2018-12-09 00:11:51,792 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 25 [2018-12-09 00:11:52,016 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 24 [2018-12-09 00:11:52,174 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 29 [2018-12-09 00:11:52,384 WARN L180 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 34 [2018-12-09 00:11:52,715 WARN L180 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 34 [2018-12-09 00:11:52,957 WARN L180 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 32 [2018-12-09 00:11:53,310 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 29 [2018-12-09 00:11:53,687 WARN L180 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 29 [2018-12-09 00:11:53,922 WARN L180 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 27 [2018-12-09 00:11:54,122 WARN L180 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 29 [2018-12-09 00:11:54,307 WARN L180 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 29 [2018-12-09 00:11:54,592 WARN L180 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 27 [2018-12-09 00:11:54,777 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 27 [2018-12-09 00:11:54,978 WARN L180 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 27 [2018-12-09 00:11:55,091 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 27 [2018-12-09 00:11:55,260 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2018-12-09 00:11:55,568 WARN L180 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 27 [2018-12-09 00:11:55,793 WARN L180 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 27 [2018-12-09 00:11:55,895 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 25 [2018-12-09 00:11:56,121 WARN L180 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 27 [2018-12-09 00:11:56,349 WARN L180 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 29 [2018-12-09 00:11:56,642 WARN L180 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 34 [2018-12-09 00:11:56,897 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2018-12-09 00:11:57,070 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 29 [2018-12-09 00:11:57,338 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 29 [2018-12-09 00:11:57,512 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 29 [2018-12-09 00:11:57,681 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 27 [2018-12-09 00:11:57,931 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 29 [2018-12-09 00:11:58,078 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 24 [2018-12-09 00:11:58,351 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 27 [2018-12-09 00:11:58,513 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 27 [2018-12-09 00:11:58,666 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 29 [2018-12-09 00:11:58,897 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 27 [2018-12-09 00:11:59,156 WARN L180 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 32 [2018-12-09 00:11:59,471 WARN L180 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 60 [2018-12-09 00:11:59,802 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 27 [2018-12-09 00:11:59,955 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 27 [2018-12-09 00:12:00,193 WARN L180 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 29 [2018-12-09 00:12:00,488 WARN L180 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 29 [2018-12-09 00:12:00,685 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 29 [2018-12-09 00:12:00,851 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 29 [2018-12-09 00:12:01,119 WARN L180 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 34 [2018-12-09 00:12:01,119 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 00:12:01,121 INFO L583 CodeCheckObserver]: Invariant with dag size 24 [2018-12-09 00:12:01,126 INFO L583 CodeCheckObserver]: Invariant with dag size 24 [2018-12-09 00:12:01,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 12:12:01 ImpRootNode [2018-12-09 00:12:01,126 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 00:12:01,126 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 00:12:01,126 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 00:12:01,127 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 00:12:01,127 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:01:27" (3/4) ... [2018-12-09 00:12:01,129 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 00:12:01,142 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 99 nodes and edges [2018-12-09 00:12:01,142 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-12-09 00:12:01,143 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-09 00:12:01,144 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 00:12:01,218 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e1485334-4633-46a9-be1e-59e95796554e/bin-2019/ukojak/witness.graphml [2018-12-09 00:12:01,218 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 00:12:01,219 INFO L168 Benchmark]: Toolchain (without parser) took 634801.60 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 919.6 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -106.0 MB). Peak memory consumption was 813.6 MB. Max. memory is 11.5 GB. [2018-12-09 00:12:01,219 INFO L168 Benchmark]: CDTParser took 0.10 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 00:12:01,219 INFO L168 Benchmark]: CACSL2BoogieTranslator took 345.39 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 78.1 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -112.2 MB). Peak memory consumption was 57.9 MB. Max. memory is 11.5 GB. [2018-12-09 00:12:01,219 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.29 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: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 11.5 GB. [2018-12-09 00:12:01,219 INFO L168 Benchmark]: Boogie Preprocessor took 42.05 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: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 11.5 GB. [2018-12-09 00:12:01,220 INFO L168 Benchmark]: RCFGBuilder took 1009.67 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 843.9 MB in the end (delta: 213.0 MB). Peak memory consumption was 213.0 MB. Max. memory is 11.5 GB. [2018-12-09 00:12:01,220 INFO L168 Benchmark]: CodeCheck took 633248.69 ms. Allocated memory was 1.1 GB in the beginning and 1.9 GB in the end (delta: 841.5 MB). Free memory was 843.9 MB in the beginning and 1.1 GB in the end (delta: -218.1 MB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. [2018-12-09 00:12:01,220 INFO L168 Benchmark]: Witness Printer took 91.73 ms. Allocated memory is still 1.9 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.2 kB). Peak memory consumption was 6.2 kB. Max. memory is 11.5 GB. [2018-12-09 00:12:01,221 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, 198 locations, 1 error locations. SAFE Result, 621.9s OverallTime, 230 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1876882900 SDtfs, 123521498 SDslu, 1619409138 SDs, 0 SdLazy, -150160772 SolverSat, -1317405376 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1496.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 367305 GetRequests, 354139 SyntacticMatches, 10734 SemanticMatches, 2432 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4167940 ImplicationChecksByTransitivity, 569.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.1s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 73.9s InterpolantComputationTime, 54999 NumberOfCodeBlocks, 54999 NumberOfCodeBlocksAsserted, 229 NumberOfCheckSat, 54770 ConstructedInterpolants, 0 QuantifiedInterpolants, 95866272 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 229 InterpolantComputations, 169 PerfectInterpolantSequences, 89555/90893 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: 512]: 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: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((a20 == 1 || !(a16 == 6)) || a17 == 1) || ((((!(a7 == 1) && a8 == 15) && a12 == 8) && a17 <= 0) && a21 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((a20 == 1 || !(a16 == 6)) || a17 == 1) || ((((!(a7 == 1) && a8 == 15) && a12 == 8) && a17 <= 0) && a21 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 345.39 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 78.1 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -112.2 MB). Peak memory consumption was 57.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 58.29 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: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.05 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: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1009.67 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 843.9 MB in the end (delta: 213.0 MB). Peak memory consumption was 213.0 MB. Max. memory is 11.5 GB. * CodeCheck took 633248.69 ms. Allocated memory was 1.1 GB in the beginning and 1.9 GB in the end (delta: 841.5 MB). Free memory was 843.9 MB in the beginning and 1.1 GB in the end (delta: -218.1 MB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. * Witness Printer took 91.73 ms. Allocated memory is still 1.9 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.2 kB). Peak memory consumption was 6.2 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...