./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label05_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d91b0e64-4893-47b6-85f5-a270ba22b90d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d91b0e64-4893-47b6-85f5-a270ba22b90d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d91b0e64-4893-47b6-85f5-a270ba22b90d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d91b0e64-4893-47b6-85f5-a270ba22b90d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label05_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d91b0e64-4893-47b6-85f5-a270ba22b90d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d91b0e64-4893-47b6-85f5-a270ba22b90d/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 6893c9ea3ad65b75d2a8fdb58db378617d0e1a5f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 12:55:39,451 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:55:39,452 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:55:39,461 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:55:39,461 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:55:39,462 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:55:39,463 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:55:39,464 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:55:39,465 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:55:39,466 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:55:39,466 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:55:39,467 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:55:39,467 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:55:39,468 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:55:39,469 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:55:39,469 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:55:39,470 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:55:39,471 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:55:39,473 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:55:39,474 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:55:39,475 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:55:39,476 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:55:39,478 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:55:39,478 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:55:39,478 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:55:39,479 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:55:39,480 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:55:39,480 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:55:39,481 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:55:39,482 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:55:39,482 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:55:39,482 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:55:39,482 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:55:39,483 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:55:39,483 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:55:39,484 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:55:39,484 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d91b0e64-4893-47b6-85f5-a270ba22b90d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 12:55:39,491 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:55:39,491 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:55:39,492 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:55:39,492 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 12:55:39,492 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:55:39,493 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:55:39,493 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:55:39,493 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:55:39,493 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:55:39,493 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:55:39,493 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:55:39,493 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:55:39,494 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:55:39,494 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:55:39,494 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:55:39,494 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:55:39,494 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:55:39,494 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 12:55:39,494 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 12:55:39,494 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:55:39,495 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:55:39,495 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:55:39,495 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:55:39,495 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:55:39,495 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:55:39,495 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 12:55:39,495 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:55:39,495 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 12:55:39,496 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_d91b0e64-4893-47b6-85f5-a270ba22b90d/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 -> 6893c9ea3ad65b75d2a8fdb58db378617d0e1a5f [2018-11-10 12:55:39,517 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:55:39,526 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:55:39,528 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:55:39,529 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:55:39,529 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:55:39,530 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d91b0e64-4893-47b6-85f5-a270ba22b90d/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label05_true-unreach-call_false-termination.c [2018-11-10 12:55:39,570 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d91b0e64-4893-47b6-85f5-a270ba22b90d/bin-2019/ukojak/data/abfafbd94/d885754c72384291b553df1cc97cbfd9/FLAG4583bba66 [2018-11-10 12:55:39,979 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:55:39,979 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d91b0e64-4893-47b6-85f5-a270ba22b90d/sv-benchmarks/c/eca-rers2012/Problem01_label05_true-unreach-call_false-termination.c [2018-11-10 12:55:39,989 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d91b0e64-4893-47b6-85f5-a270ba22b90d/bin-2019/ukojak/data/abfafbd94/d885754c72384291b553df1cc97cbfd9/FLAG4583bba66 [2018-11-10 12:55:40,002 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d91b0e64-4893-47b6-85f5-a270ba22b90d/bin-2019/ukojak/data/abfafbd94/d885754c72384291b553df1cc97cbfd9 [2018-11-10 12:55:40,005 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:55:40,007 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:55:40,008 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:55:40,008 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:55:40,012 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:55:40,012 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:55:40" (1/1) ... [2018-11-10 12:55:40,015 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ce791db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:55:40, skipping insertion in model container [2018-11-10 12:55:40,015 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:55:40" (1/1) ... [2018-11-10 12:55:40,024 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:55:40,065 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:55:40,301 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:55:40,305 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:55:40,377 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:55:40,389 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:55:40,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:55:40 WrapperNode [2018-11-10 12:55:40,390 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:55:40,391 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:55:40,391 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:55:40,391 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:55:40,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:55:40" (1/1) ... [2018-11-10 12:55:40,466 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:55:40" (1/1) ... [2018-11-10 12:55:40,504 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:55:40,504 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:55:40,505 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:55:40,505 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:55:40,513 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:55:40" (1/1) ... [2018-11-10 12:55:40,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:55:40" (1/1) ... [2018-11-10 12:55:40,517 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:55:40" (1/1) ... [2018-11-10 12:55:40,517 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:55:40" (1/1) ... [2018-11-10 12:55:40,530 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:55:40" (1/1) ... [2018-11-10 12:55:40,538 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:55:40" (1/1) ... [2018-11-10 12:55:40,542 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:55:40" (1/1) ... [2018-11-10 12:55:40,549 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:55:40,549 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:55:40,550 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:55:40,550 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:55:40,550 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:55:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d91b0e64-4893-47b6-85f5-a270ba22b90d/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:55:40,605 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 12:55:40,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:55:40,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:55:41,986 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:55:41,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:55:41 BoogieIcfgContainer [2018-11-10 12:55:41,986 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 12:55:41,987 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 12:55:41,987 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 12:55:41,994 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 12:55:41,994 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:55:41" (1/1) ... [2018-11-10 12:55:42,002 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:55:42,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:42,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-11-10 12:55:42,030 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-11-10 12:55:42,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-10 12:55:42,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:42,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:42,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:55:42,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:42,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 147 states and 222 transitions. [2018-11-10 12:55:42,798 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 222 transitions. [2018-11-10 12:55:42,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-10 12:55:42,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:42,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:42,879 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 12:55:42,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:42,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 148 states and 223 transitions. [2018-11-10 12:55:42,986 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 223 transitions. [2018-11-10 12:55:42,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-10 12:55:42,987 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:42,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:43,044 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:55:43,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:43,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 154 states and 233 transitions. [2018-11-10 12:55:43,124 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 233 transitions. [2018-11-10 12:55:43,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-10 12:55:43,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:43,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:43,196 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 12:55:43,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:43,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 232 states and 324 transitions. [2018-11-10 12:55:43,698 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 324 transitions. [2018-11-10 12:55:43,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-10 12:55:43,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:43,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:43,770 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 12:55:44,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:44,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 267 states and 365 transitions. [2018-11-10 12:55:44,157 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 365 transitions. [2018-11-10 12:55:44,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 12:55:44,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:44,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:44,297 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 12:55:44,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:44,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 278 states and 383 transitions. [2018-11-10 12:55:44,728 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 383 transitions. [2018-11-10 12:55:44,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-10 12:55:44,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:44,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:44,805 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 12:55:45,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:45,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 290 states and 404 transitions. [2018-11-10 12:55:45,448 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 404 transitions. [2018-11-10 12:55:45,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-10 12:55:45,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:45,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:45,477 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 12:55:45,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:45,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 297 states and 413 transitions. [2018-11-10 12:55:45,718 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 413 transitions. [2018-11-10 12:55:45,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-10 12:55:45,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:45,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:45,750 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 12:55:45,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:45,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 304 states and 423 transitions. [2018-11-10 12:55:45,977 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 423 transitions. [2018-11-10 12:55:45,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-10 12:55:45,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:45,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:45,999 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 12:55:46,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:46,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 306 states and 424 transitions. [2018-11-10 12:55:46,161 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 424 transitions. [2018-11-10 12:55:46,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-10 12:55:46,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:46,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:46,194 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 12:55:46,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:46,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 310 states and 428 transitions. [2018-11-10 12:55:46,334 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 428 transitions. [2018-11-10 12:55:46,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-10 12:55:46,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:46,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:46,379 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 12:55:46,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:46,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 322 states and 440 transitions. [2018-11-10 12:55:46,445 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 440 transitions. [2018-11-10 12:55:46,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-10 12:55:46,446 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:46,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:46,492 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 12:55:46,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:46,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 324 states and 442 transitions. [2018-11-10 12:55:46,518 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 442 transitions. [2018-11-10 12:55:46,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-10 12:55:46,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:46,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:46,630 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:55:47,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:47,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 370 states and 492 transitions. [2018-11-10 12:55:47,045 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 492 transitions. [2018-11-10 12:55:47,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-10 12:55:47,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:47,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:47,071 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-10 12:55:47,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:47,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 376 states and 500 transitions. [2018-11-10 12:55:47,494 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 500 transitions. [2018-11-10 12:55:47,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-10 12:55:47,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:47,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:47,515 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-10 12:55:47,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:47,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 379 states and 502 transitions. [2018-11-10 12:55:47,639 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 502 transitions. [2018-11-10 12:55:47,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-10 12:55:47,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:47,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:47,660 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-10 12:55:47,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:47,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 382 states and 504 transitions. [2018-11-10 12:55:47,846 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 504 transitions. [2018-11-10 12:55:47,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-10 12:55:47,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:47,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:47,906 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:55:48,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:48,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 425 states and 554 transitions. [2018-11-10 12:55:48,231 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 554 transitions. [2018-11-10 12:55:48,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-10 12:55:48,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:48,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:48,340 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-10 12:55:48,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:48,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 430 states and 560 transitions. [2018-11-10 12:55:48,613 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 560 transitions. [2018-11-10 12:55:48,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-10 12:55:48,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:48,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:48,639 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 12:55:48,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:48,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 437 states and 568 transitions. [2018-11-10 12:55:48,712 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 568 transitions. [2018-11-10 12:55:48,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 12:55:48,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:48,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:48,826 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-10 12:55:49,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:49,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 443 states and 578 transitions. [2018-11-10 12:55:49,421 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 578 transitions. [2018-11-10 12:55:49,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 12:55:49,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:49,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:49,447 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-10 12:55:49,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:49,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 444 states and 578 transitions. [2018-11-10 12:55:49,607 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 578 transitions. [2018-11-10 12:55:49,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-10 12:55:49,608 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:49,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:49,667 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-10 12:55:50,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:50,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 462 states and 599 transitions. [2018-11-10 12:55:50,006 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 599 transitions. [2018-11-10 12:55:50,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-10 12:55:50,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:50,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:50,276 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:55:51,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:51,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 527 states and 666 transitions. [2018-11-10 12:55:51,566 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 666 transitions. [2018-11-10 12:55:51,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 12:55:51,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:51,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:51,614 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-10 12:55:51,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:51,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 531 states and 669 transitions. [2018-11-10 12:55:51,745 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 669 transitions. [2018-11-10 12:55:51,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 12:55:51,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:51,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:52,021 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-10 12:55:52,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:52,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 545 states and 685 transitions. [2018-11-10 12:55:52,452 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 685 transitions. [2018-11-10 12:55:52,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 12:55:52,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:52,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:52,779 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:55:54,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:54,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 600 states and 753 transitions. [2018-11-10 12:55:54,189 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 753 transitions. [2018-11-10 12:55:54,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 12:55:54,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:54,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:54,300 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:55:54,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:54,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 615 states and 766 transitions. [2018-11-10 12:55:54,799 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 766 transitions. [2018-11-10 12:55:54,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 12:55:54,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:54,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:54,844 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 12:55:54,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:54,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 633 states and 784 transitions. [2018-11-10 12:55:54,924 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 784 transitions. [2018-11-10 12:55:54,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 12:55:54,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:54,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:55,090 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:55:55,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:55,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 641 states and 795 transitions. [2018-11-10 12:55:55,376 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 795 transitions. [2018-11-10 12:55:55,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 12:55:55,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:55,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:55,592 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 12:55:55,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:55,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 646 states and 807 transitions. [2018-11-10 12:55:55,971 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 807 transitions. [2018-11-10 12:55:55,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 12:55:55,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:55,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:55,998 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 12:55:56,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:56,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 653 states and 817 transitions. [2018-11-10 12:55:56,507 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 817 transitions. [2018-11-10 12:55:56,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 12:55:56,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:56,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:56,532 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 12:55:57,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:57,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 660 states and 829 transitions. [2018-11-10 12:55:57,000 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 829 transitions. [2018-11-10 12:55:57,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 12:55:57,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:57,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:57,039 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 12:55:57,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:57,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 664 states and 834 transitions. [2018-11-10 12:55:57,208 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 834 transitions. [2018-11-10 12:55:57,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 12:55:57,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:57,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:57,268 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 12:55:57,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:57,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 666 states and 836 transitions. [2018-11-10 12:55:57,474 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 836 transitions. [2018-11-10 12:55:57,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-10 12:55:57,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:57,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:57,541 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-11-10 12:55:57,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:57,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 667 states and 837 transitions. [2018-11-10 12:55:57,593 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 837 transitions. [2018-11-10 12:55:57,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-10 12:55:57,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:57,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:57,661 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-11-10 12:55:57,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:57,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 668 states and 837 transitions. [2018-11-10 12:55:57,761 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 837 transitions. [2018-11-10 12:55:57,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-10 12:55:57,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:57,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:57,796 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 12:55:57,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:57,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 696 states and 870 transitions. [2018-11-10 12:55:57,997 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 870 transitions. [2018-11-10 12:55:57,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-10 12:55:57,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:58,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:58,041 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-10 12:55:58,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:58,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 739 states and 913 transitions. [2018-11-10 12:55:58,301 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 913 transitions. [2018-11-10 12:55:58,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-10 12:55:58,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:58,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:58,565 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 138 proven. 1 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-10 12:55:59,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:59,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 744 states and 922 transitions. [2018-11-10 12:55:59,370 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 922 transitions. [2018-11-10 12:55:59,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-10 12:55:59,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:59,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:59,410 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 138 proven. 1 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-10 12:55:59,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:55:59,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 751 states and 930 transitions. [2018-11-10 12:55:59,714 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 930 transitions. [2018-11-10 12:55:59,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-10 12:55:59,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:55:59,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:55:59,837 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-10 12:56:00,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:00,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 877 states and 1064 transitions. [2018-11-10 12:56:00,916 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1064 transitions. [2018-11-10 12:56:00,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-10 12:56:00,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:00,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:00,962 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 12:56:01,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:01,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 879 states and 1066 transitions. [2018-11-10 12:56:01,114 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1066 transitions. [2018-11-10 12:56:01,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-10 12:56:01,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:01,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:01,159 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 12:56:01,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:01,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 880 states and 1066 transitions. [2018-11-10 12:56:01,292 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1066 transitions. [2018-11-10 12:56:01,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-10 12:56:01,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:01,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:01,715 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 112 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:56:03,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:03,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 945 states and 1139 transitions. [2018-11-10 12:56:03,858 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1139 transitions. [2018-11-10 12:56:03,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-10 12:56:03,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:03,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:03,934 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 112 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:56:04,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:04,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 952 states and 1149 transitions. [2018-11-10 12:56:04,578 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1149 transitions. [2018-11-10 12:56:04,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 12:56:04,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:04,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:05,230 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:56:06,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:06,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 1007 states and 1207 transitions. [2018-11-10 12:56:06,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 1207 transitions. [2018-11-10 12:56:06,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 12:56:06,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:06,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:06,729 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 145 proven. 70 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-10 12:56:08,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:08,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 1069 states and 1277 transitions. [2018-11-10 12:56:08,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1277 transitions. [2018-11-10 12:56:08,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 12:56:08,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:08,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:08,733 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 145 proven. 70 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-10 12:56:09,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:09,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 1074 states and 1283 transitions. [2018-11-10 12:56:09,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1283 transitions. [2018-11-10 12:56:09,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-10 12:56:09,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:09,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:09,508 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 145 proven. 70 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-10 12:56:09,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:09,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 1077 states and 1286 transitions. [2018-11-10 12:56:09,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 1286 transitions. [2018-11-10 12:56:09,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-10 12:56:09,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:09,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:09,893 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 138 proven. 5 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-10 12:56:10,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:10,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 1108 states and 1319 transitions. [2018-11-10 12:56:10,205 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1319 transitions. [2018-11-10 12:56:10,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-10 12:56:10,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:10,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:10,257 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 138 proven. 5 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-10 12:56:10,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:10,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 1109 states and 1319 transitions. [2018-11-10 12:56:10,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 1319 transitions. [2018-11-10 12:56:10,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-10 12:56:10,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:10,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:10,667 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 135 proven. 11 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 12:56:11,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:11,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 1126 states and 1339 transitions. [2018-11-10 12:56:11,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1339 transitions. [2018-11-10 12:56:11,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-10 12:56:11,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:11,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:11,664 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-10 12:56:12,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:12,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 1194 states and 1409 transitions. [2018-11-10 12:56:12,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1409 transitions. [2018-11-10 12:56:12,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-10 12:56:12,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:12,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:12,593 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-11-10 12:56:12,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:12,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 1196 states and 1412 transitions. [2018-11-10 12:56:12,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1412 transitions. [2018-11-10 12:56:12,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-10 12:56:12,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:12,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:12,839 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 156 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-10 12:56:13,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:13,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 1269 states and 1494 transitions. [2018-11-10 12:56:13,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1494 transitions. [2018-11-10 12:56:13,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-10 12:56:13,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:13,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:14,371 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 218 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-10 12:56:15,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:15,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 1279 states and 1513 transitions. [2018-11-10 12:56:15,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 1513 transitions. [2018-11-10 12:56:15,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-10 12:56:15,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:15,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:16,036 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 218 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-10 12:56:16,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:16,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 1282 states and 1517 transitions. [2018-11-10 12:56:16,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1517 transitions. [2018-11-10 12:56:16,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-10 12:56:16,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:16,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:16,587 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-10 12:56:16,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:16,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 1285 states and 1521 transitions. [2018-11-10 12:56:16,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 1521 transitions. [2018-11-10 12:56:16,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-10 12:56:16,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:16,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:17,732 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 265 proven. 20 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-10 12:56:21,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:21,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 1340 states and 1584 transitions. [2018-11-10 12:56:21,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 1584 transitions. [2018-11-10 12:56:21,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-10 12:56:21,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:21,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:21,393 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 287 proven. 5 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-10 12:56:21,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:21,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 1341 states and 1588 transitions. [2018-11-10 12:56:21,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1588 transitions. [2018-11-10 12:56:21,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-10 12:56:21,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:21,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:21,915 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 287 proven. 5 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-10 12:56:22,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:22,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 1345 states and 1592 transitions. [2018-11-10 12:56:22,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 1592 transitions. [2018-11-10 12:56:22,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-10 12:56:22,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:22,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:22,313 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 287 proven. 5 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-10 12:56:22,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:22,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1596 states to 1349 states and 1596 transitions. [2018-11-10 12:56:22,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1596 transitions. [2018-11-10 12:56:22,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-10 12:56:22,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:22,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:22,724 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 287 proven. 5 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-10 12:56:22,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:22,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 1353 states and 1600 transitions. [2018-11-10 12:56:22,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1600 transitions. [2018-11-10 12:56:22,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-11-10 12:56:22,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:22,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:23,567 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-11-10 12:56:24,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:24,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1394 states and 1646 transitions. [2018-11-10 12:56:24,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 1646 transitions. [2018-11-10 12:56:24,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-10 12:56:24,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:24,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:24,837 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 245 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-10 12:56:27,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:27,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 1452 states and 1713 transitions. [2018-11-10 12:56:27,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 1713 transitions. [2018-11-10 12:56:27,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-10 12:56:27,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:27,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:28,130 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 233 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-11-10 12:56:30,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:30,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 1500 states and 1761 transitions. [2018-11-10 12:56:30,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1761 transitions. [2018-11-10 12:56:30,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-11-10 12:56:30,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:30,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:30,318 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 236 proven. 5 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2018-11-10 12:56:31,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:31,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 1580 states and 1847 transitions. [2018-11-10 12:56:31,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 1847 transitions. [2018-11-10 12:56:31,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-10 12:56:31,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:31,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:31,392 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2018-11-10 12:56:31,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:31,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1850 states to 1584 states and 1850 transitions. [2018-11-10 12:56:31,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 1850 transitions. [2018-11-10 12:56:31,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-10 12:56:31,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:31,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:32,170 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 12:56:33,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:33,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 1596 states and 1863 transitions. [2018-11-10 12:56:33,113 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 1863 transitions. [2018-11-10 12:56:33,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-10 12:56:33,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:33,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:33,313 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 12:56:33,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:33,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 1601 states and 1869 transitions. [2018-11-10 12:56:33,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 1869 transitions. [2018-11-10 12:56:33,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-10 12:56:33,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:33,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:33,944 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 12:56:34,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:34,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1873 states to 1603 states and 1873 transitions. [2018-11-10 12:56:34,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 1873 transitions. [2018-11-10 12:56:34,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-10 12:56:34,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:34,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:34,640 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 274 proven. 50 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 12:56:38,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:38,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1939 states to 1657 states and 1939 transitions. [2018-11-10 12:56:38,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states and 1939 transitions. [2018-11-10 12:56:38,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 12:56:38,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:38,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:38,991 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 12:56:40,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:40,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1988 states to 1702 states and 1988 transitions. [2018-11-10 12:56:40,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 1988 transitions. [2018-11-10 12:56:40,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 12:56:40,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:40,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:40,665 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 12:56:42,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:42,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2033 states to 1746 states and 2033 transitions. [2018-11-10 12:56:42,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1746 states and 2033 transitions. [2018-11-10 12:56:42,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-11-10 12:56:42,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:42,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:44,082 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 348 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-10 12:56:48,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:48,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 1799 states and 2090 transitions. [2018-11-10 12:56:48,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1799 states and 2090 transitions. [2018-11-10 12:56:48,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-11-10 12:56:48,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:48,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:48,911 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 320 proven. 14 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-10 12:56:50,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:50,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2101 states to 1810 states and 2101 transitions. [2018-11-10 12:56:50,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1810 states and 2101 transitions. [2018-11-10 12:56:50,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-11-10 12:56:50,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:50,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:52,198 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-10 12:56:55,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:55,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2132 states to 1838 states and 2132 transitions. [2018-11-10 12:56:55,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 2132 transitions. [2018-11-10 12:56:55,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-11-10 12:56:55,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:55,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:55,321 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-10 12:56:56,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:56,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2146 states to 1849 states and 2146 transitions. [2018-11-10 12:56:56,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1849 states and 2146 transitions. [2018-11-10 12:56:56,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-11-10 12:56:56,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:56,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:56,852 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-10 12:56:57,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:56:57,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2159 states to 1863 states and 2159 transitions. [2018-11-10 12:56:57,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 2159 transitions. [2018-11-10 12:56:57,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-10 12:56:57,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:56:57,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:56:58,343 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 12:57:02,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:57:02,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 1887 states and 2192 transitions. [2018-11-10 12:57:02,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1887 states and 2192 transitions. [2018-11-10 12:57:02,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-10 12:57:02,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:57:02,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:57:02,825 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 12:57:04,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:57:04,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2203 states to 1894 states and 2203 transitions. [2018-11-10 12:57:04,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1894 states and 2203 transitions. [2018-11-10 12:57:04,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-10 12:57:04,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:57:04,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:57:04,423 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 12:57:04,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:57:04,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2203 states to 1895 states and 2203 transitions. [2018-11-10 12:57:04,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1895 states and 2203 transitions. [2018-11-10 12:57:04,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-10 12:57:04,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:57:04,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:57:04,936 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 12:57:05,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:57:05,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2209 states to 1900 states and 2209 transitions. [2018-11-10 12:57:05,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1900 states and 2209 transitions. [2018-11-10 12:57:05,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-10 12:57:05,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:57:05,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:57:06,004 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 12:57:06,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:57:06,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2209 states to 1901 states and 2209 transitions. [2018-11-10 12:57:06,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1901 states and 2209 transitions. [2018-11-10 12:57:06,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-10 12:57:06,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:57:06,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:57:06,592 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 350 proven. 6 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-10 12:57:06,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:57:06,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2211 states to 1903 states and 2211 transitions. [2018-11-10 12:57:06,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1903 states and 2211 transitions. [2018-11-10 12:57:06,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-10 12:57:06,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:57:06,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:57:07,358 INFO L134 CoverageAnalysis]: Checked inductivity of 565 backedges. 489 proven. 5 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 12:57:08,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:57:08,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 1905 states and 2214 transitions. [2018-11-10 12:57:08,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1905 states and 2214 transitions. [2018-11-10 12:57:08,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-10 12:57:08,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:57:08,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:57:08,654 INFO L134 CoverageAnalysis]: Checked inductivity of 565 backedges. 489 proven. 5 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 12:57:09,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:57:09,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2218 states to 1909 states and 2218 transitions. [2018-11-10 12:57:09,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1909 states and 2218 transitions. [2018-11-10 12:57:09,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-11-10 12:57:09,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:57:09,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:57:10,097 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 416 proven. 23 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-11-10 12:57:12,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:57:12,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2235 states to 1924 states and 2235 transitions. [2018-11-10 12:57:12,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1924 states and 2235 transitions. [2018-11-10 12:57:12,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-11-10 12:57:12,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:57:12,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:57:12,534 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 416 proven. 23 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-11-10 12:57:12,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:57:12,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2239 states to 1928 states and 2239 transitions. [2018-11-10 12:57:12,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states and 2239 transitions. [2018-11-10 12:57:12,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-10 12:57:12,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:57:12,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:57:13,506 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 400 proven. 134 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-10 12:57:15,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:57:15,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2287 states to 1970 states and 2287 transitions. [2018-11-10 12:57:15,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1970 states and 2287 transitions. [2018-11-10 12:57:15,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-10 12:57:15,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:57:15,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:57:16,839 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 507 proven. 5 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-10 12:57:25,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:57:25,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2455 states to 2105 states and 2455 transitions. [2018-11-10 12:57:25,449 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 2455 transitions. [2018-11-10 12:57:25,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-10 12:57:25,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:57:25,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:57:26,322 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 466 proven. 42 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 12:57:29,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:57:29,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2495 states to 2138 states and 2495 transitions. [2018-11-10 12:57:29,595 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 2495 transitions. [2018-11-10 12:57:29,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-10 12:57:29,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:57:29,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:57:29,977 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 466 proven. 42 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 12:57:32,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:57:32,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 2160 states and 2517 transitions. [2018-11-10 12:57:32,841 INFO L276 IsEmpty]: Start isEmpty. Operand 2160 states and 2517 transitions. [2018-11-10 12:57:32,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-10 12:57:32,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:57:32,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:57:33,215 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 466 proven. 42 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 12:57:33,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:57:33,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 2161 states and 2517 transitions. [2018-11-10 12:57:33,662 INFO L276 IsEmpty]: Start isEmpty. Operand 2161 states and 2517 transitions. [2018-11-10 12:57:33,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-10 12:57:33,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:57:33,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:57:34,036 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 466 proven. 42 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 12:57:34,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:57:34,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 2162 states and 2517 transitions. [2018-11-10 12:57:34,439 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 2517 transitions. [2018-11-10 12:57:34,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-11-10 12:57:34,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:57:34,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:57:35,019 INFO L134 CoverageAnalysis]: Checked inductivity of 614 backedges. 532 proven. 5 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-10 12:57:36,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:57:36,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2529 states to 2173 states and 2529 transitions. [2018-11-10 12:57:36,120 INFO L276 IsEmpty]: Start isEmpty. Operand 2173 states and 2529 transitions. [2018-11-10 12:57:36,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-11-10 12:57:36,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:57:36,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:57:36,378 INFO L134 CoverageAnalysis]: Checked inductivity of 614 backedges. 532 proven. 5 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-10 12:57:36,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:57:36,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2533 states to 2177 states and 2533 transitions. [2018-11-10 12:57:36,665 INFO L276 IsEmpty]: Start isEmpty. Operand 2177 states and 2533 transitions. [2018-11-10 12:57:36,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-11-10 12:57:36,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:57:36,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:57:36,781 INFO L134 CoverageAnalysis]: Checked inductivity of 628 backedges. 374 proven. 6 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2018-11-10 12:57:37,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:57:37,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2541 states to 2184 states and 2541 transitions. [2018-11-10 12:57:37,064 INFO L276 IsEmpty]: Start isEmpty. Operand 2184 states and 2541 transitions. [2018-11-10 12:57:37,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-11-10 12:57:37,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:57:37,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:57:37,224 INFO L134 CoverageAnalysis]: Checked inductivity of 958 backedges. 561 proven. 12 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2018-11-10 12:57:37,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:57:37,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2397 states to 2045 states and 2397 transitions. [2018-11-10 12:57:37,871 INFO L276 IsEmpty]: Start isEmpty. Operand 2045 states and 2397 transitions. [2018-11-10 12:57:37,872 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 12:57:37,872 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 101 iterations. [2018-11-10 12:57:37,879 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 12:57:38,046 WARN L179 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 29 [2018-11-10 12:57:38,241 WARN L179 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 35 [2018-11-10 12:57:38,426 WARN L179 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 33 [2018-11-10 12:57:38,550 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 32 [2018-11-10 12:57:38,663 WARN L179 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 25 [2018-11-10 12:57:38,871 WARN L179 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 54 [2018-11-10 12:57:38,985 WARN L179 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 35 [2018-11-10 12:57:39,140 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 25 [2018-11-10 12:57:39,243 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 32 [2018-11-10 12:57:39,454 WARN L179 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 53 [2018-11-10 12:57:39,722 WARN L179 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 54 [2018-11-10 12:57:39,849 WARN L179 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 35 [2018-11-10 12:57:40,181 WARN L179 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 35 [2018-11-10 12:57:40,366 WARN L179 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 33 [2018-11-10 12:57:40,471 WARN L179 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 32 [2018-11-10 12:57:41,065 WARN L179 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 25 [2018-11-10 12:57:41,340 WARN L179 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 32 [2018-11-10 12:57:41,573 WARN L179 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 53 [2018-11-10 12:57:41,760 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 32 [2018-11-10 12:57:41,903 WARN L179 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 32 [2018-11-10 12:57:42,032 WARN L179 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 32 [2018-11-10 12:57:42,230 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 25 [2018-11-10 12:57:42,812 WARN L179 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 35 [2018-11-10 12:57:43,025 WARN L179 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 53 [2018-11-10 12:57:43,214 WARN L179 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 29 [2018-11-10 12:57:43,404 WARN L179 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 33 [2018-11-10 12:57:43,546 WARN L179 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 33 [2018-11-10 12:57:43,653 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 33 [2018-11-10 12:57:43,766 WARN L179 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 32 [2018-11-10 12:57:43,959 WARN L179 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 53 [2018-11-10 12:57:43,959 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:57:43,961 INFO L582 CodeCheckObserver]: Invariant with dag size 25 [2018-11-10 12:57:43,966 INFO L582 CodeCheckObserver]: Invariant with dag size 25 [2018-11-10 12:57:43,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 12:57:43 ImpRootNode [2018-11-10 12:57:43,967 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 12:57:43,967 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 12:57:43,968 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 12:57:43,968 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 12:57:43,968 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:55:41" (3/4) ... [2018-11-10 12:57:43,971 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 12:57:43,986 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 102 nodes and edges [2018-11-10 12:57:43,987 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-11-10 12:57:43,988 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-10 12:57:43,988 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 12:57:44,071 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d91b0e64-4893-47b6-85f5-a270ba22b90d/bin-2019/ukojak/witness.graphml [2018-11-10 12:57:44,071 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 12:57:44,072 INFO L168 Benchmark]: Toolchain (without parser) took 124065.95 ms. Allocated memory was 1.0 GB in the beginning and 3.3 GB in the end (delta: 2.3 GB). Free memory was 955.5 MB in the beginning and 2.7 GB in the end (delta: -1.8 GB). Peak memory consumption was 497.3 MB. Max. memory is 11.5 GB. [2018-11-10 12:57:44,072 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:57:44,072 INFO L168 Benchmark]: CACSL2BoogieTranslator took 382.67 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 920.6 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-10 12:57:44,073 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 920.6 MB in the beginning and 1.1 GB in the end (delta: -212.7 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. [2018-11-10 12:57:44,073 INFO L168 Benchmark]: Boogie Preprocessor took 44.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-10 12:57:44,073 INFO L168 Benchmark]: RCFGBuilder took 1437.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 891.2 MB in the end (delta: 234.0 MB). Peak memory consumption was 234.0 MB. Max. memory is 11.5 GB. [2018-11-10 12:57:44,073 INFO L168 Benchmark]: CodeCheck took 121980.32 ms. Allocated memory was 1.2 GB in the beginning and 3.3 GB in the end (delta: 2.1 GB). Free memory was 891.2 MB in the beginning and 2.7 GB in the end (delta: -1.8 GB). Peak memory consumption was 2.2 GB. Max. memory is 11.5 GB. [2018-11-10 12:57:44,074 INFO L168 Benchmark]: Witness Printer took 103.80 ms. Allocated memory is still 3.3 GB. Free memory is still 2.7 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:57:44,075 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, 199 locations, 1 error locations. SAFE Result, 115.8s OverallTime, 101 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1500476900 SDtfs, 59720946 SDslu, -401258246 SDs, 0 SdLazy, -856261452 SolverSat, 1842979520 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 298.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 133178 GetRequests, 127758 SyntacticMatches, 4210 SemanticMatches, 1210 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1148483 ImplicationChecksByTransitivity, 97.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.4s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 19.3s InterpolantComputationTime, 20652 NumberOfCodeBlocks, 20652 NumberOfCodeBlocksAsserted, 100 NumberOfCheckSat, 20552 ConstructedInterpolants, 0 QuantifiedInterpolants, 34698015 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 100 InterpolantComputations, 58 PerfectInterpolantSequences, 25708/26920 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: 458]: 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 || !(a8 == 13)) || !(a7 == 1)) || ((((!(a21 == 1) && a16 == 4) && a17 == 1) && a12 == 8) && a20 <= 0) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((a20 == 1 || !(a8 == 13)) || ((((!(a21 == 1) && a16 == 4) && a17 == 1) && a12 == 8) && a20 <= 0)) || !(a7 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 382.67 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 920.6 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 113.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 920.6 MB in the beginning and 1.1 GB in the end (delta: -212.7 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1437.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 891.2 MB in the end (delta: 234.0 MB). Peak memory consumption was 234.0 MB. Max. memory is 11.5 GB. * CodeCheck took 121980.32 ms. Allocated memory was 1.2 GB in the beginning and 3.3 GB in the end (delta: 2.1 GB). Free memory was 891.2 MB in the beginning and 2.7 GB in the end (delta: -1.8 GB). Peak memory consumption was 2.2 GB. Max. memory is 11.5 GB. * Witness Printer took 103.80 ms. Allocated memory is still 3.3 GB. Free memory is still 2.7 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...