./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label55_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_90d5c71b-b4a6-4714-a638-31a088b50588/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_90d5c71b-b4a6-4714-a638-31a088b50588/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_90d5c71b-b4a6-4714-a638-31a088b50588/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_90d5c71b-b4a6-4714-a638-31a088b50588/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label55_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_90d5c71b-b4a6-4714-a638-31a088b50588/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_90d5c71b-b4a6-4714-a638-31a088b50588/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 6dacd915ddcb2eb31881c9efdd8e6c888fdc7dc2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 01:02:03,010 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 01:02:03,011 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 01:02:03,020 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 01:02:03,021 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 01:02:03,022 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 01:02:03,023 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 01:02:03,024 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 01:02:03,025 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 01:02:03,025 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 01:02:03,029 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 01:02:03,029 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 01:02:03,030 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 01:02:03,030 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 01:02:03,031 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 01:02:03,032 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 01:02:03,032 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 01:02:03,037 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 01:02:03,044 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 01:02:03,047 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 01:02:03,048 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 01:02:03,048 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 01:02:03,052 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 01:02:03,053 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 01:02:03,053 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 01:02:03,054 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 01:02:03,054 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 01:02:03,055 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 01:02:03,055 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 01:02:03,056 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 01:02:03,056 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 01:02:03,056 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 01:02:03,057 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 01:02:03,057 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 01:02:03,057 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 01:02:03,060 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 01:02:03,061 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_90d5c71b-b4a6-4714-a638-31a088b50588/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-27 01:02:03,075 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 01:02:03,076 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 01:02:03,076 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 01:02:03,077 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 01:02:03,077 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 01:02:03,079 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 01:02:03,079 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 01:02:03,079 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 01:02:03,079 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 01:02:03,079 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 01:02:03,079 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 01:02:03,079 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 01:02:03,080 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 01:02:03,080 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 01:02:03,080 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 01:02:03,080 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 01:02:03,080 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 01:02:03,080 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-27 01:02:03,080 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-27 01:02:03,081 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 01:02:03,081 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 01:02:03,081 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 01:02:03,081 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 01:02:03,081 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 01:02:03,081 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 01:02:03,081 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-27 01:02:03,081 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 01:02:03,082 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 01:02:03,082 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_90d5c71b-b4a6-4714-a638-31a088b50588/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 -> 6dacd915ddcb2eb31881c9efdd8e6c888fdc7dc2 [2018-10-27 01:02:03,116 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 01:02:03,125 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 01:02:03,128 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 01:02:03,129 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 01:02:03,129 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 01:02:03,130 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_90d5c71b-b4a6-4714-a638-31a088b50588/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label55_true-unreach-call_false-termination.c [2018-10-27 01:02:03,176 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_90d5c71b-b4a6-4714-a638-31a088b50588/bin-2019/ukojak/data/d9b780a03/a3f314e6d6014e628997a6b8bbfd895d/FLAGf4dd629ef [2018-10-27 01:02:03,614 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 01:02:03,615 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_90d5c71b-b4a6-4714-a638-31a088b50588/sv-benchmarks/c/eca-rers2012/Problem01_label55_true-unreach-call_false-termination.c [2018-10-27 01:02:03,624 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_90d5c71b-b4a6-4714-a638-31a088b50588/bin-2019/ukojak/data/d9b780a03/a3f314e6d6014e628997a6b8bbfd895d/FLAGf4dd629ef [2018-10-27 01:02:03,636 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_90d5c71b-b4a6-4714-a638-31a088b50588/bin-2019/ukojak/data/d9b780a03/a3f314e6d6014e628997a6b8bbfd895d [2018-10-27 01:02:03,639 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 01:02:03,641 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 01:02:03,642 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 01:02:03,642 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 01:02:03,645 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 01:02:03,646 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:02:03" (1/1) ... [2018-10-27 01:02:03,648 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@267e2a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:02:03, skipping insertion in model container [2018-10-27 01:02:03,649 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:02:03" (1/1) ... [2018-10-27 01:02:03,656 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 01:02:03,694 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 01:02:03,990 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 01:02:03,994 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 01:02:04,075 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 01:02:04,088 INFO L193 MainTranslator]: Completed translation [2018-10-27 01:02:04,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:02:04 WrapperNode [2018-10-27 01:02:04,089 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 01:02:04,090 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 01:02:04,090 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 01:02:04,090 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 01:02:04,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:02:04" (1/1) ... [2018-10-27 01:02:04,118 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:02:04" (1/1) ... [2018-10-27 01:02:04,159 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 01:02:04,159 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 01:02:04,159 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 01:02:04,159 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 01:02:04,261 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:02:04" (1/1) ... [2018-10-27 01:02:04,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:02:04" (1/1) ... [2018-10-27 01:02:04,265 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:02:04" (1/1) ... [2018-10-27 01:02:04,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:02:04" (1/1) ... [2018-10-27 01:02:04,287 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:02:04" (1/1) ... [2018-10-27 01:02:04,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:02:04" (1/1) ... [2018-10-27 01:02:04,300 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:02:04" (1/1) ... [2018-10-27 01:02:04,310 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 01:02:04,310 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 01:02:04,310 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 01:02:04,310 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 01:02:04,318 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:02:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_90d5c71b-b4a6-4714-a638-31a088b50588/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 [2018-10-27 01:02:04,382 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-27 01:02:04,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 01:02:04,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 01:02:08,329 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 01:02:08,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:02:08 BoogieIcfgContainer [2018-10-27 01:02:08,330 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 01:02:08,330 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-27 01:02:08,331 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-27 01:02:08,340 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-27 01:02:08,340 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:02:08" (1/1) ... [2018-10-27 01:02:08,357 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 01:02:08,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:08,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-10-27 01:02:08,395 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-10-27 01:02:08,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-27 01:02:08,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:08,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:08,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:02:09,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:09,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 147 states and 233 transitions. [2018-10-27 01:02:09,494 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 233 transitions. [2018-10-27 01:02:09,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-27 01:02:09,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:09,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:09,699 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-27 01:02:10,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:10,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 222 states and 313 transitions. [2018-10-27 01:02:10,415 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 313 transitions. [2018-10-27 01:02:10,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-27 01:02:10,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:10,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:10,620 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:02:11,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:11,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 293 states and 388 transitions. [2018-10-27 01:02:11,495 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 388 transitions. [2018-10-27 01:02:11,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-27 01:02:11,499 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:11,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:11,633 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:02:11,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:11,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 301 states and 399 transitions. [2018-10-27 01:02:11,852 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 399 transitions. [2018-10-27 01:02:11,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-27 01:02:11,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:11,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:11,972 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:02:12,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:12,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 310 states and 412 transitions. [2018-10-27 01:02:12,244 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 412 transitions. [2018-10-27 01:02:12,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-27 01:02:12,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:12,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:12,296 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:02:12,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:12,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 318 states and 422 transitions. [2018-10-27 01:02:12,595 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 422 transitions. [2018-10-27 01:02:12,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-27 01:02:12,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:12,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:12,619 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:02:12,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:12,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 323 states and 427 transitions. [2018-10-27 01:02:12,695 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 427 transitions. [2018-10-27 01:02:12,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-27 01:02:12,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:12,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:12,722 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-27 01:02:12,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:12,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 328 states and 435 transitions. [2018-10-27 01:02:12,965 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 435 transitions. [2018-10-27 01:02:12,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-27 01:02:12,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:12,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:12,997 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-27 01:02:13,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:13,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 342 states and 452 transitions. [2018-10-27 01:02:13,505 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 452 transitions. [2018-10-27 01:02:13,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-27 01:02:13,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:13,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:13,592 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:02:13,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:13,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 352 states and 466 transitions. [2018-10-27 01:02:13,894 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 466 transitions. [2018-10-27 01:02:13,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-27 01:02:13,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:13,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:13,985 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:02:14,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:14,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 353 states and 468 transitions. [2018-10-27 01:02:14,112 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 468 transitions. [2018-10-27 01:02:14,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-27 01:02:14,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:14,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:14,884 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:02:15,273 WARN L179 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-10-27 01:02:16,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:16,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 368 states and 488 transitions. [2018-10-27 01:02:16,095 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 488 transitions. [2018-10-27 01:02:16,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-27 01:02:16,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:16,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:16,122 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:02:16,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:16,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 369 states and 490 transitions. [2018-10-27 01:02:16,159 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 490 transitions. [2018-10-27 01:02:16,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-27 01:02:16,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:16,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:16,203 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:02:16,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:16,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 373 states and 496 transitions. [2018-10-27 01:02:16,371 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 496 transitions. [2018-10-27 01:02:16,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-27 01:02:16,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:16,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:16,815 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:02:17,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:17,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 381 states and 507 transitions. [2018-10-27 01:02:17,253 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 507 transitions. [2018-10-27 01:02:17,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-27 01:02:17,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:17,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:17,282 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:02:18,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:18,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 404 states and 539 transitions. [2018-10-27 01:02:18,147 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 539 transitions. [2018-10-27 01:02:18,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-27 01:02:18,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:18,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:18,171 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-27 01:02:18,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:18,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 405 states and 539 transitions. [2018-10-27 01:02:18,838 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 539 transitions. [2018-10-27 01:02:18,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-27 01:02:18,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:18,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:18,942 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:02:19,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:19,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 407 states and 542 transitions. [2018-10-27 01:02:19,099 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 542 transitions. [2018-10-27 01:02:19,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-27 01:02:19,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:19,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:19,122 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 01:02:19,862 WARN L179 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-10-27 01:02:20,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:20,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 421 states and 558 transitions. [2018-10-27 01:02:20,212 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 558 transitions. [2018-10-27 01:02:20,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-27 01:02:20,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:20,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:20,251 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-27 01:02:20,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:20,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 432 states and 569 transitions. [2018-10-27 01:02:20,563 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 569 transitions. [2018-10-27 01:02:20,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-27 01:02:20,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:20,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:20,587 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 01:02:20,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:20,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 433 states and 569 transitions. [2018-10-27 01:02:20,776 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 569 transitions. [2018-10-27 01:02:20,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-27 01:02:20,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:20,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:20,961 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-27 01:02:21,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:21,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 439 states and 577 transitions. [2018-10-27 01:02:21,336 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 577 transitions. [2018-10-27 01:02:21,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-27 01:02:21,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:21,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:21,365 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-27 01:02:22,206 WARN L179 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 21 [2018-10-27 01:02:22,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:22,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 454 states and 594 transitions. [2018-10-27 01:02:22,870 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 594 transitions. [2018-10-27 01:02:22,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-27 01:02:22,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:22,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:22,954 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:02:23,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:23,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 479 states and 626 transitions. [2018-10-27 01:02:23,758 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 626 transitions. [2018-10-27 01:02:23,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-27 01:02:23,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:23,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:23,807 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 01:02:23,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:23,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 484 states and 631 transitions. [2018-10-27 01:02:23,895 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 631 transitions. [2018-10-27 01:02:23,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-27 01:02:23,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:23,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:23,924 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 01:02:26,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:26,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 487 states and 634 transitions. [2018-10-27 01:02:26,169 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 634 transitions. [2018-10-27 01:02:26,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-27 01:02:26,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:26,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:26,207 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:02:27,362 WARN L179 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-10-27 01:02:27,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:27,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 494 states and 643 transitions. [2018-10-27 01:02:27,622 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 643 transitions. [2018-10-27 01:02:27,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-27 01:02:27,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:27,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:27,994 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:02:28,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:28,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 497 states and 647 transitions. [2018-10-27 01:02:28,011 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 647 transitions. [2018-10-27 01:02:28,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-27 01:02:28,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:28,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:28,035 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 01:02:28,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:28,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 499 states and 652 transitions. [2018-10-27 01:02:28,194 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 652 transitions. [2018-10-27 01:02:28,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-27 01:02:28,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:28,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:29,991 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:02:31,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:31,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 513 states and 671 transitions. [2018-10-27 01:02:31,691 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 671 transitions. [2018-10-27 01:02:31,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-27 01:02:31,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:31,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:31,719 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:02:32,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:32,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 517 states and 675 transitions. [2018-10-27 01:02:32,340 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 675 transitions. [2018-10-27 01:02:32,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-27 01:02:32,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:32,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:32,383 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:02:32,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:32,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 531 states and 693 transitions. [2018-10-27 01:02:32,849 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 693 transitions. [2018-10-27 01:02:32,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-27 01:02:32,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:32,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:32,876 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:02:32,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:32,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 540 states and 702 transitions. [2018-10-27 01:02:32,927 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 702 transitions. [2018-10-27 01:02:32,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-27 01:02:32,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:32,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:32,956 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:02:33,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:33,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 556 states and 722 transitions. [2018-10-27 01:02:33,529 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 722 transitions. [2018-10-27 01:02:33,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-27 01:02:33,530 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:33,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:33,946 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:02:35,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:35,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 582 states and 762 transitions. [2018-10-27 01:02:35,821 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 762 transitions. [2018-10-27 01:02:35,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-27 01:02:35,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:35,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:36,179 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:02:37,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:37,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 599 states and 784 transitions. [2018-10-27 01:02:37,296 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 784 transitions. [2018-10-27 01:02:37,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-27 01:02:37,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:37,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:37,322 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-10-27 01:02:37,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:37,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 608 states and 795 transitions. [2018-10-27 01:02:37,567 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 795 transitions. [2018-10-27 01:02:37,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-27 01:02:37,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:37,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:37,964 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:02:38,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:38,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 622 states and 812 transitions. [2018-10-27 01:02:38,655 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 812 transitions. [2018-10-27 01:02:38,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-27 01:02:38,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:38,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:38,687 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-27 01:02:39,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:39,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 639 states and 832 transitions. [2018-10-27 01:02:39,247 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 832 transitions. [2018-10-27 01:02:39,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-27 01:02:39,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:39,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:39,273 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 01:02:39,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:39,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 647 states and 840 transitions. [2018-10-27 01:02:39,319 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 840 transitions. [2018-10-27 01:02:39,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-27 01:02:39,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:39,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:39,345 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 01:02:40,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:40,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 654 states and 851 transitions. [2018-10-27 01:02:40,010 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 851 transitions. [2018-10-27 01:02:40,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-27 01:02:40,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:40,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:40,033 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 01:02:40,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:40,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 663 states and 860 transitions. [2018-10-27 01:02:40,649 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 860 transitions. [2018-10-27 01:02:40,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-27 01:02:40,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:40,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:40,675 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 01:02:40,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:40,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 664 states and 861 transitions. [2018-10-27 01:02:40,766 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 861 transitions. [2018-10-27 01:02:40,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-27 01:02:40,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:40,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:40,794 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 01:02:41,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:41,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 665 states and 863 transitions. [2018-10-27 01:02:41,202 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 863 transitions. [2018-10-27 01:02:41,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-27 01:02:41,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:41,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:41,228 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-27 01:02:41,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:41,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 667 states and 865 transitions. [2018-10-27 01:02:41,585 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 865 transitions. [2018-10-27 01:02:41,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-27 01:02:41,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:41,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:41,649 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:02:42,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:42,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 677 states and 883 transitions. [2018-10-27 01:02:42,898 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 883 transitions. [2018-10-27 01:02:42,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-27 01:02:42,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:42,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:43,000 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:02:43,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:43,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 694 states and 900 transitions. [2018-10-27 01:02:43,715 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 900 transitions. [2018-10-27 01:02:43,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-27 01:02:43,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:43,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:43,891 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:02:44,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:44,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 696 states and 902 transitions. [2018-10-27 01:02:44,021 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 902 transitions. [2018-10-27 01:02:44,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-27 01:02:44,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:44,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:44,051 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-27 01:02:44,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:44,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 699 states and 905 transitions. [2018-10-27 01:02:44,201 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 905 transitions. [2018-10-27 01:02:44,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-27 01:02:44,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:44,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:44,691 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:02:45,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:45,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 701 states and 907 transitions. [2018-10-27 01:02:45,537 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 907 transitions. [2018-10-27 01:02:45,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-27 01:02:45,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:45,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:45,600 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-27 01:02:45,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:45,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 704 states and 909 transitions. [2018-10-27 01:02:45,817 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 909 transitions. [2018-10-27 01:02:45,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-27 01:02:45,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:45,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:45,843 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-27 01:02:45,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:45,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 705 states and 910 transitions. [2018-10-27 01:02:45,941 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 910 transitions. [2018-10-27 01:02:45,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-27 01:02:45,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:45,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:46,772 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:02:48,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:48,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 750 states and 959 transitions. [2018-10-27 01:02:48,833 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 959 transitions. [2018-10-27 01:02:48,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-27 01:02:48,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:48,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:49,061 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-27 01:02:49,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:49,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 760 states and 974 transitions. [2018-10-27 01:02:49,438 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 974 transitions. [2018-10-27 01:02:49,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-27 01:02:49,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:49,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:49,477 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:02:51,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:51,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 781 states and 999 transitions. [2018-10-27 01:02:51,339 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 999 transitions. [2018-10-27 01:02:51,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-27 01:02:51,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:51,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:51,412 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:02:51,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:51,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 815 states and 1035 transitions. [2018-10-27 01:02:51,963 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1035 transitions. [2018-10-27 01:02:51,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-27 01:02:51,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:51,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:51,996 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-27 01:02:52,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:52,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 825 states and 1046 transitions. [2018-10-27 01:02:52,486 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1046 transitions. [2018-10-27 01:02:52,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-27 01:02:52,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:52,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:52,522 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-27 01:02:52,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:52,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 826 states and 1046 transitions. [2018-10-27 01:02:52,899 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1046 transitions. [2018-10-27 01:02:52,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-27 01:02:52,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:52,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:52,931 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-27 01:02:53,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:53,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 831 states and 1052 transitions. [2018-10-27 01:02:53,360 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1052 transitions. [2018-10-27 01:02:53,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-27 01:02:53,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:53,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:53,702 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-27 01:02:55,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:55,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 841 states and 1068 transitions. [2018-10-27 01:02:55,138 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1068 transitions. [2018-10-27 01:02:55,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-27 01:02:55,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:55,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:55,434 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 68 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-10-27 01:02:56,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:56,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 879 states and 1108 transitions. [2018-10-27 01:02:56,478 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1108 transitions. [2018-10-27 01:02:56,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-27 01:02:56,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:56,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:56,606 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 68 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-10-27 01:02:57,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:57,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 887 states and 1118 transitions. [2018-10-27 01:02:57,062 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1118 transitions. [2018-10-27 01:02:57,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-27 01:02:57,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:57,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:57,088 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-27 01:02:58,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:02:58,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 901 states and 1136 transitions. [2018-10-27 01:02:58,207 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1136 transitions. [2018-10-27 01:02:58,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-27 01:02:58,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:02:58,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:02:58,916 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 69 proven. 13 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-27 01:03:00,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:00,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 915 states and 1157 transitions. [2018-10-27 01:03:00,136 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1157 transitions. [2018-10-27 01:03:00,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-10-27 01:03:00,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:00,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:00,208 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:03:00,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:00,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 932 states and 1176 transitions. [2018-10-27 01:03:00,267 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1176 transitions. [2018-10-27 01:03:00,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-10-27 01:03:00,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:00,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:00,337 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:03:00,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:00,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 951 states and 1199 transitions. [2018-10-27 01:03:00,429 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1199 transitions. [2018-10-27 01:03:00,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-27 01:03:00,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:00,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:00,479 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-10-27 01:03:00,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:00,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 953 states and 1209 transitions. [2018-10-27 01:03:00,745 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1209 transitions. [2018-10-27 01:03:00,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-10-27 01:03:00,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:00,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:00,781 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-27 01:03:00,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:00,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 970 states and 1227 transitions. [2018-10-27 01:03:00,851 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1227 transitions. [2018-10-27 01:03:00,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-27 01:03:00,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:00,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:00,918 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-10-27 01:03:01,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:01,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 974 states and 1230 transitions. [2018-10-27 01:03:01,153 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1230 transitions. [2018-10-27 01:03:01,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-27 01:03:01,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:01,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:01,355 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:03:01,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:01,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 986 states and 1242 transitions. [2018-10-27 01:03:01,558 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1242 transitions. [2018-10-27 01:03:01,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-27 01:03:01,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:01,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:01,662 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:03:02,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:02,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1000 states and 1269 transitions. [2018-10-27 01:03:02,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1269 transitions. [2018-10-27 01:03:02,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-27 01:03:02,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:02,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:02,865 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:03:03,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:03,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 1004 states and 1274 transitions. [2018-10-27 01:03:03,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1274 transitions. [2018-10-27 01:03:03,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-27 01:03:03,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:03,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:03,607 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:03:04,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:04,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 1011 states and 1281 transitions. [2018-10-27 01:03:04,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1281 transitions. [2018-10-27 01:03:04,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-10-27 01:03:04,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:04,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:04,426 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-10-27 01:03:04,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:04,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 1015 states and 1285 transitions. [2018-10-27 01:03:04,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1285 transitions. [2018-10-27 01:03:04,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-10-27 01:03:04,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:04,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:04,498 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:03:05,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:05,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 1041 states and 1314 transitions. [2018-10-27 01:03:05,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1314 transitions. [2018-10-27 01:03:05,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-10-27 01:03:05,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:05,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:05,226 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:03:05,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:05,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 1048 states and 1319 transitions. [2018-10-27 01:03:05,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1319 transitions. [2018-10-27 01:03:05,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-27 01:03:05,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:05,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:05,803 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-10-27 01:03:06,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:06,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 1057 states and 1328 transitions. [2018-10-27 01:03:06,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1328 transitions. [2018-10-27 01:03:06,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-10-27 01:03:06,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:06,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:06,238 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 102 proven. 5 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-10-27 01:03:09,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:09,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 1164 states and 1443 transitions. [2018-10-27 01:03:09,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1443 transitions. [2018-10-27 01:03:09,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-27 01:03:09,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:09,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:09,561 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-27 01:03:11,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:11,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 1189 states and 1470 transitions. [2018-10-27 01:03:11,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 1470 transitions. [2018-10-27 01:03:11,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-10-27 01:03:11,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:11,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:11,327 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2018-10-27 01:03:11,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:11,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 1190 states and 1470 transitions. [2018-10-27 01:03:11,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1470 transitions. [2018-10-27 01:03:11,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-10-27 01:03:11,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:11,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:11,734 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2018-10-27 01:03:12,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:12,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 1191 states and 1470 transitions. [2018-10-27 01:03:12,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1470 transitions. [2018-10-27 01:03:12,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-10-27 01:03:12,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:12,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:12,118 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2018-10-27 01:03:12,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:12,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 1192 states and 1470 transitions. [2018-10-27 01:03:12,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1470 transitions. [2018-10-27 01:03:12,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-10-27 01:03:12,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:12,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:12,875 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-27 01:03:14,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:14,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 1261 states and 1549 transitions. [2018-10-27 01:03:14,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 1549 transitions. [2018-10-27 01:03:14,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-10-27 01:03:14,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:14,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:14,859 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-27 01:03:16,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:16,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1292 states and 1580 transitions. [2018-10-27 01:03:16,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 1580 transitions. [2018-10-27 01:03:16,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-10-27 01:03:16,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:16,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:16,319 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-27 01:03:17,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:17,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1311 states and 1598 transitions. [2018-10-27 01:03:17,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 1598 transitions. [2018-10-27 01:03:17,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-10-27 01:03:17,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:17,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:17,182 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-10-27 01:03:18,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:18,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 1337 states and 1628 transitions. [2018-10-27 01:03:18,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 1628 transitions. [2018-10-27 01:03:18,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-10-27 01:03:18,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:18,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:18,360 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-10-27 01:03:19,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:19,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1639 states to 1348 states and 1639 transitions. [2018-10-27 01:03:19,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1639 transitions. [2018-10-27 01:03:19,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-10-27 01:03:19,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:19,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:19,081 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-10-27 01:03:19,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:19,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 1355 states and 1645 transitions. [2018-10-27 01:03:19,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 1645 transitions. [2018-10-27 01:03:19,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-10-27 01:03:19,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:19,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:19,465 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-10-27 01:03:19,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:19,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1650 states to 1361 states and 1650 transitions. [2018-10-27 01:03:19,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1650 transitions. [2018-10-27 01:03:19,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-10-27 01:03:19,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:19,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:19,697 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-10-27 01:03:19,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:19,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 1365 states and 1653 transitions. [2018-10-27 01:03:19,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 1653 transitions. [2018-10-27 01:03:19,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-10-27 01:03:19,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:19,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:19,899 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-10-27 01:03:20,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:20,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 1370 states and 1661 transitions. [2018-10-27 01:03:20,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1661 transitions. [2018-10-27 01:03:20,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-10-27 01:03:20,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:20,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:20,134 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-10-27 01:03:20,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:20,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 1379 states and 1668 transitions. [2018-10-27 01:03:20,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 1668 transitions. [2018-10-27 01:03:20,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-10-27 01:03:20,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:20,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:21,145 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 153 proven. 10 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-10-27 01:03:22,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:22,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 1386 states and 1677 transitions. [2018-10-27 01:03:22,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1386 states and 1677 transitions. [2018-10-27 01:03:22,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-10-27 01:03:22,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:22,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:22,262 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-10-27 01:03:22,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:22,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 1388 states and 1679 transitions. [2018-10-27 01:03:22,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 1679 transitions. [2018-10-27 01:03:22,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-10-27 01:03:22,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:22,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:22,360 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-10-27 01:03:22,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:22,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 1389 states and 1679 transitions. [2018-10-27 01:03:22,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 1679 transitions. [2018-10-27 01:03:22,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-10-27 01:03:22,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:22,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:22,502 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-10-27 01:03:23,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:23,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 1410 states and 1707 transitions. [2018-10-27 01:03:23,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 1707 transitions. [2018-10-27 01:03:23,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-10-27 01:03:23,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:23,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:23,738 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-10-27 01:03:24,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:24,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 1416 states and 1712 transitions. [2018-10-27 01:03:24,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 1712 transitions. [2018-10-27 01:03:24,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-10-27 01:03:24,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:24,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:24,351 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-10-27 01:03:24,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:24,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 1417 states and 1713 transitions. [2018-10-27 01:03:24,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 1713 transitions. [2018-10-27 01:03:24,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-10-27 01:03:24,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:24,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:25,247 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 219 proven. 32 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-27 01:03:29,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:29,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1800 states to 1487 states and 1800 transitions. [2018-10-27 01:03:29,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 1800 transitions. [2018-10-27 01:03:29,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-10-27 01:03:29,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:29,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:29,731 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 219 proven. 32 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-27 01:03:31,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:31,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1845 states to 1526 states and 1845 transitions. [2018-10-27 01:03:31,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1845 transitions. [2018-10-27 01:03:31,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-10-27 01:03:31,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:31,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:31,181 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 219 proven. 32 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-27 01:03:31,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:31,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1861 states to 1543 states and 1861 transitions. [2018-10-27 01:03:31,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 1861 transitions. [2018-10-27 01:03:31,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-10-27 01:03:31,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:31,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:31,803 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 219 proven. 32 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-27 01:03:32,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:32,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1861 states to 1544 states and 1861 transitions. [2018-10-27 01:03:32,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1544 states and 1861 transitions. [2018-10-27 01:03:32,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-10-27 01:03:32,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:32,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:32,334 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 219 proven. 32 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-27 01:03:33,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:33,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1871 states to 1553 states and 1871 transitions. [2018-10-27 01:03:33,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 1871 transitions. [2018-10-27 01:03:33,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-10-27 01:03:33,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:33,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:33,358 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 219 proven. 32 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-27 01:03:33,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:33,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1875 states to 1558 states and 1875 transitions. [2018-10-27 01:03:33,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 1875 transitions. [2018-10-27 01:03:33,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-10-27 01:03:33,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:33,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:33,948 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-10-27 01:03:34,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:34,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 1577 states and 1893 transitions. [2018-10-27 01:03:34,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1577 states and 1893 transitions. [2018-10-27 01:03:34,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-10-27 01:03:34,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:34,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:34,933 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 225 proven. 4 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-10-27 01:03:35,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:35,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1900 states to 1585 states and 1900 transitions. [2018-10-27 01:03:35,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 1900 transitions. [2018-10-27 01:03:35,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-10-27 01:03:35,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:35,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:35,237 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-10-27 01:03:35,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:35,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 1587 states and 1902 transitions. [2018-10-27 01:03:35,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 1902 transitions. [2018-10-27 01:03:35,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-10-27 01:03:35,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:35,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:35,823 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-10-27 01:03:37,543 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2018-10-27 01:03:37,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:37,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1919 states to 1598 states and 1919 transitions. [2018-10-27 01:03:37,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 1919 transitions. [2018-10-27 01:03:37,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-10-27 01:03:37,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:37,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:39,132 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 297 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-27 01:03:41,013 WARN L179 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2018-10-27 01:03:41,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:41,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 1666 states and 1994 transitions. [2018-10-27 01:03:41,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 1994 transitions. [2018-10-27 01:03:41,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-10-27 01:03:41,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:41,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:42,098 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 297 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-27 01:03:42,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:42,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 1673 states and 1999 transitions. [2018-10-27 01:03:42,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 1999 transitions. [2018-10-27 01:03:42,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-10-27 01:03:42,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:42,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:42,783 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2018-10-27 01:03:43,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:43,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2007 states to 1682 states and 2007 transitions. [2018-10-27 01:03:43,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 2007 transitions. [2018-10-27 01:03:43,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-10-27 01:03:43,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:43,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:43,716 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2018-10-27 01:03:43,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:43,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2007 states to 1683 states and 2007 transitions. [2018-10-27 01:03:43,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 2007 transitions. [2018-10-27 01:03:43,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-10-27 01:03:43,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:43,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:45,071 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 258 proven. 70 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-10-27 01:03:52,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:52,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2099 states to 1753 states and 2099 transitions. [2018-10-27 01:03:52,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 2099 transitions. [2018-10-27 01:03:52,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-10-27 01:03:52,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:52,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:52,829 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 258 proven. 70 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-10-27 01:03:53,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:53,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2105 states to 1759 states and 2105 transitions. [2018-10-27 01:03:53,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 2105 transitions. [2018-10-27 01:03:53,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-10-27 01:03:53,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:53,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:53,939 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 218 proven. 11 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-10-27 01:03:55,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:55,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2131 states to 1778 states and 2131 transitions. [2018-10-27 01:03:55,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 2131 transitions. [2018-10-27 01:03:55,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-10-27 01:03:55,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:55,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:56,768 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-27 01:03:57,350 WARN L179 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 27 [2018-10-27 01:03:58,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:58,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2153 states to 1797 states and 2153 transitions. [2018-10-27 01:03:58,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 2153 transitions. [2018-10-27 01:03:58,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-10-27 01:03:58,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:58,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:03:58,779 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 233 proven. 0 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-10-27 01:03:59,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:03:59,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2163 states to 1804 states and 2163 transitions. [2018-10-27 01:03:59,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 2163 transitions. [2018-10-27 01:03:59,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-10-27 01:03:59,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:03:59,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:00,035 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 233 proven. 4 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2018-10-27 01:04:03,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:03,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2241 states to 1873 states and 2241 transitions. [2018-10-27 01:04:03,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1873 states and 2241 transitions. [2018-10-27 01:04:03,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-27 01:04:03,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:03,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:05,030 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-27 01:04:10,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:10,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2322 states to 1938 states and 2322 transitions. [2018-10-27 01:04:10,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 2322 transitions. [2018-10-27 01:04:10,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-27 01:04:10,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:10,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:10,666 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-27 01:04:13,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:13,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2369 states to 1975 states and 2369 transitions. [2018-10-27 01:04:13,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1975 states and 2369 transitions. [2018-10-27 01:04:13,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-27 01:04:13,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:14,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:14,460 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-27 01:04:15,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:15,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2389 states to 1996 states and 2389 transitions. [2018-10-27 01:04:15,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1996 states and 2389 transitions. [2018-10-27 01:04:15,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-27 01:04:15,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:15,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:16,031 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-27 01:04:17,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:17,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2402 states to 2007 states and 2402 transitions. [2018-10-27 01:04:17,040 INFO L276 IsEmpty]: Start isEmpty. Operand 2007 states and 2402 transitions. [2018-10-27 01:04:17,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-27 01:04:17,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:17,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:17,481 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-27 01:04:18,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:18,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2418 states to 2023 states and 2418 transitions. [2018-10-27 01:04:18,452 INFO L276 IsEmpty]: Start isEmpty. Operand 2023 states and 2418 transitions. [2018-10-27 01:04:18,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-27 01:04:18,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:18,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:18,904 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-27 01:04:19,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:19,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2436 states to 2040 states and 2436 transitions. [2018-10-27 01:04:19,619 INFO L276 IsEmpty]: Start isEmpty. Operand 2040 states and 2436 transitions. [2018-10-27 01:04:19,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-27 01:04:19,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:19,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:20,639 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-27 01:04:21,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:21,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2437 states to 2041 states and 2437 transitions. [2018-10-27 01:04:21,137 INFO L276 IsEmpty]: Start isEmpty. Operand 2041 states and 2437 transitions. [2018-10-27 01:04:21,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-27 01:04:21,138 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:21,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:22,638 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-27 01:04:23,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:23,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2454 states to 2057 states and 2454 transitions. [2018-10-27 01:04:23,846 INFO L276 IsEmpty]: Start isEmpty. Operand 2057 states and 2454 transitions. [2018-10-27 01:04:23,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-10-27 01:04:23,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:23,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:25,761 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-10-27 01:04:29,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:29,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2507 states to 2105 states and 2507 transitions. [2018-10-27 01:04:29,615 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 2507 transitions. [2018-10-27 01:04:29,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-10-27 01:04:29,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:29,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:29,680 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 261 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2018-10-27 01:04:29,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:29,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2511 states to 2108 states and 2511 transitions. [2018-10-27 01:04:29,954 INFO L276 IsEmpty]: Start isEmpty. Operand 2108 states and 2511 transitions. [2018-10-27 01:04:29,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-10-27 01:04:29,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:29,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:32,208 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 348 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-10-27 01:04:37,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:37,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2548 states to 2141 states and 2548 transitions. [2018-10-27 01:04:37,088 INFO L276 IsEmpty]: Start isEmpty. Operand 2141 states and 2548 transitions. [2018-10-27 01:04:37,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-10-27 01:04:37,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:37,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:37,288 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 348 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-10-27 01:04:39,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:39,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2161 states and 2567 transitions. [2018-10-27 01:04:39,204 INFO L276 IsEmpty]: Start isEmpty. Operand 2161 states and 2567 transitions. [2018-10-27 01:04:39,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-10-27 01:04:39,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:39,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:41,079 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-10-27 01:04:42,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:42,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2570 states to 2162 states and 2570 transitions. [2018-10-27 01:04:42,822 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 2570 transitions. [2018-10-27 01:04:42,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-10-27 01:04:42,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:42,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:43,105 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-10-27 01:04:45,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:45,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2587 states to 2177 states and 2587 transitions. [2018-10-27 01:04:45,540 INFO L276 IsEmpty]: Start isEmpty. Operand 2177 states and 2587 transitions. [2018-10-27 01:04:45,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-10-27 01:04:45,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:45,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:45,889 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-10-27 01:04:48,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:48,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2624 states to 2214 states and 2624 transitions. [2018-10-27 01:04:48,613 INFO L276 IsEmpty]: Start isEmpty. Operand 2214 states and 2624 transitions. [2018-10-27 01:04:48,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-10-27 01:04:48,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:48,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:49,596 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-27 01:04:53,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:53,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2665 states to 2250 states and 2665 transitions. [2018-10-27 01:04:53,014 INFO L276 IsEmpty]: Start isEmpty. Operand 2250 states and 2665 transitions. [2018-10-27 01:04:53,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-10-27 01:04:53,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:53,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:53,360 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-27 01:04:57,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:57,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2686 states to 2265 states and 2686 transitions. [2018-10-27 01:04:57,069 INFO L276 IsEmpty]: Start isEmpty. Operand 2265 states and 2686 transitions. [2018-10-27 01:04:57,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-10-27 01:04:57,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:57,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:57,239 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-27 01:04:57,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:57,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2692 states to 2269 states and 2692 transitions. [2018-10-27 01:04:57,790 INFO L276 IsEmpty]: Start isEmpty. Operand 2269 states and 2692 transitions. [2018-10-27 01:04:57,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-10-27 01:04:57,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:57,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:57,952 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-27 01:04:58,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:58,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2696 states to 2273 states and 2696 transitions. [2018-10-27 01:04:58,449 INFO L276 IsEmpty]: Start isEmpty. Operand 2273 states and 2696 transitions. [2018-10-27 01:04:58,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-10-27 01:04:58,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:58,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:58,744 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 350 proven. 6 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-10-27 01:04:58,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:04:58,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2698 states to 2275 states and 2698 transitions. [2018-10-27 01:04:58,866 INFO L276 IsEmpty]: Start isEmpty. Operand 2275 states and 2698 transitions. [2018-10-27 01:04:58,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-10-27 01:04:58,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:04:58,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:04:58,974 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 311 proven. 5 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-10-27 01:05:00,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:00,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 2291 states and 2712 transitions. [2018-10-27 01:05:00,205 INFO L276 IsEmpty]: Start isEmpty. Operand 2291 states and 2712 transitions. [2018-10-27 01:05:00,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-10-27 01:05:00,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:00,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:00,299 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-10-27 01:05:00,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:00,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 2292 states and 2712 transitions. [2018-10-27 01:05:00,432 INFO L276 IsEmpty]: Start isEmpty. Operand 2292 states and 2712 transitions. [2018-10-27 01:05:00,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-10-27 01:05:00,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:00,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:01,375 INFO L134 CoverageAnalysis]: Checked inductivity of 565 backedges. 489 proven. 5 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-27 01:05:05,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:05,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2741 states to 2316 states and 2741 transitions. [2018-10-27 01:05:05,135 INFO L276 IsEmpty]: Start isEmpty. Operand 2316 states and 2741 transitions. [2018-10-27 01:05:05,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-10-27 01:05:05,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:05,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:05,918 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 400 proven. 134 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-10-27 01:05:12,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:12,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2805 states to 2358 states and 2805 transitions. [2018-10-27 01:05:12,575 INFO L276 IsEmpty]: Start isEmpty. Operand 2358 states and 2805 transitions. [2018-10-27 01:05:12,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-10-27 01:05:12,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:12,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:12,706 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 400 proven. 134 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-10-27 01:05:13,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:13,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2810 states to 2364 states and 2810 transitions. [2018-10-27 01:05:13,576 INFO L276 IsEmpty]: Start isEmpty. Operand 2364 states and 2810 transitions. [2018-10-27 01:05:13,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-10-27 01:05:13,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:13,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:13,744 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 400 proven. 134 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-10-27 01:05:16,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:16,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2835 states to 2384 states and 2835 transitions. [2018-10-27 01:05:16,989 INFO L276 IsEmpty]: Start isEmpty. Operand 2384 states and 2835 transitions. [2018-10-27 01:05:16,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-10-27 01:05:16,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:17,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:17,131 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 400 proven. 134 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-10-27 01:05:17,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:17,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2835 states to 2387 states and 2835 transitions. [2018-10-27 01:05:17,897 INFO L276 IsEmpty]: Start isEmpty. Operand 2387 states and 2835 transitions. [2018-10-27 01:05:17,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-10-27 01:05:17,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:17,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:17,982 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 445 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-10-27 01:05:19,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:19,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2856 states to 2410 states and 2856 transitions. [2018-10-27 01:05:19,933 INFO L276 IsEmpty]: Start isEmpty. Operand 2410 states and 2856 transitions. [2018-10-27 01:05:19,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-10-27 01:05:19,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:19,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:23,028 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 507 proven. 5 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-10-27 01:05:37,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:37,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2981 states to 2507 states and 2981 transitions. [2018-10-27 01:05:37,209 INFO L276 IsEmpty]: Start isEmpty. Operand 2507 states and 2981 transitions. [2018-10-27 01:05:37,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-10-27 01:05:37,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:37,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:37,678 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 507 proven. 5 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-10-27 01:05:42,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:42,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3039 states to 2560 states and 3039 transitions. [2018-10-27 01:05:42,658 INFO L276 IsEmpty]: Start isEmpty. Operand 2560 states and 3039 transitions. [2018-10-27 01:05:42,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-10-27 01:05:42,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:42,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:43,874 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 466 proven. 42 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-27 01:05:45,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:45,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3051 states to 2571 states and 3051 transitions. [2018-10-27 01:05:45,328 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 3051 transitions. [2018-10-27 01:05:45,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-10-27 01:05:45,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:45,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:46,347 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 466 proven. 42 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-27 01:05:52,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:52,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3088 states to 2605 states and 3088 transitions. [2018-10-27 01:05:52,537 INFO L276 IsEmpty]: Start isEmpty. Operand 2605 states and 3088 transitions. [2018-10-27 01:05:52,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-10-27 01:05:52,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:52,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:52,674 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 204 proven. 15 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2018-10-27 01:05:55,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:55,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3160 states to 2675 states and 3160 transitions. [2018-10-27 01:05:55,099 INFO L276 IsEmpty]: Start isEmpty. Operand 2675 states and 3160 transitions. [2018-10-27 01:05:55,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-10-27 01:05:55,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:05:55,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:05:55,242 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 204 proven. 15 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2018-10-27 01:05:58,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:05:58,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2998 states to 2525 states and 2998 transitions. [2018-10-27 01:05:58,647 INFO L276 IsEmpty]: Start isEmpty. Operand 2525 states and 2998 transitions. [2018-10-27 01:05:58,648 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-27 01:05:58,648 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 153 iterations. [2018-10-27 01:05:58,659 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-27 01:05:58,860 WARN L179 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 47 [2018-10-27 01:05:59,038 WARN L179 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 47 [2018-10-27 01:05:59,199 WARN L179 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 36 [2018-10-27 01:05:59,367 WARN L179 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 46 [2018-10-27 01:05:59,495 WARN L179 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 34 [2018-10-27 01:05:59,649 WARN L179 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 33 [2018-10-27 01:05:59,773 WARN L179 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 26 [2018-10-27 01:06:00,125 WARN L179 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 36 [2018-10-27 01:06:00,283 WARN L179 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 36 [2018-10-27 01:06:00,649 WARN L179 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 47 [2018-10-27 01:06:00,815 WARN L179 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 36 [2018-10-27 01:06:01,046 WARN L179 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 36 [2018-10-27 01:06:01,211 WARN L179 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 36 [2018-10-27 01:06:01,505 WARN L179 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 47 [2018-10-27 01:06:01,713 WARN L179 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 36 [2018-10-27 01:06:01,889 WARN L179 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 45 [2018-10-27 01:06:02,019 WARN L179 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 34 [2018-10-27 01:06:02,220 WARN L179 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 47 [2018-10-27 01:06:02,445 WARN L179 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 46 [2018-10-27 01:06:02,588 WARN L179 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 43 [2018-10-27 01:06:02,729 WARN L179 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 43 [2018-10-27 01:06:02,959 WARN L179 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 47 [2018-10-27 01:06:03,143 WARN L179 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 45 [2018-10-27 01:06:03,263 WARN L179 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 26 [2018-10-27 01:06:03,406 WARN L179 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 43 [2018-10-27 01:06:03,719 WARN L179 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 47 [2018-10-27 01:06:03,922 WARN L179 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 36 [2018-10-27 01:06:04,251 WARN L179 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 47 [2018-10-27 01:06:04,504 WARN L179 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 47 [2018-10-27 01:06:04,708 WARN L179 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 47 [2018-10-27 01:06:04,954 WARN L179 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 26 [2018-10-27 01:06:05,155 WARN L179 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 46 [2018-10-27 01:06:05,363 WARN L179 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 46 [2018-10-27 01:06:05,604 WARN L179 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 46 [2018-10-27 01:06:05,816 WARN L179 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 47 [2018-10-27 01:06:05,994 WARN L179 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 36 [2018-10-27 01:06:06,258 WARN L179 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 54 [2018-10-27 01:06:06,485 WARN L179 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 46 [2018-10-27 01:06:06,647 WARN L179 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 46 [2018-10-27 01:06:06,797 WARN L179 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 34 [2018-10-27 01:06:06,956 WARN L179 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 34 [2018-10-27 01:06:07,083 WARN L179 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 34 [2018-10-27 01:06:07,285 WARN L179 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 47 [2018-10-27 01:06:07,704 WARN L179 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 36 [2018-10-27 01:06:07,705 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-27 01:06:07,707 INFO L582 CodeCheckObserver]: Invariant with dag size 26 [2018-10-27 01:06:07,715 INFO L582 CodeCheckObserver]: Invariant with dag size 26 [2018-10-27 01:06:07,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 27.10 01:06:07 ImpRootNode [2018-10-27 01:06:07,716 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-27 01:06:07,716 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 01:06:07,716 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 01:06:07,717 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 01:06:07,717 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:02:08" (3/4) ... [2018-10-27 01:06:07,723 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-27 01:06:07,751 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 102 nodes and edges [2018-10-27 01:06:07,752 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-10-27 01:06:07,752 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-10-27 01:06:07,753 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-10-27 01:06:07,863 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_90d5c71b-b4a6-4714-a638-31a088b50588/bin-2019/ukojak/witness.graphml [2018-10-27 01:06:07,864 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 01:06:07,864 INFO L168 Benchmark]: Toolchain (without parser) took 244224.26 ms. Allocated memory was 1.0 GB in the beginning and 4.8 GB in the end (delta: 3.7 GB). Free memory was 951.8 MB in the beginning and 4.3 GB in the end (delta: -3.3 GB). Peak memory consumption was 395.1 MB. Max. memory is 11.5 GB. [2018-10-27 01:06:07,865 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 01:06:07,865 INFO L168 Benchmark]: CACSL2BoogieTranslator took 447.20 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 922.2 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-10-27 01:06:07,865 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.84 ms. Allocated memory is still 1.0 GB. Free memory was 922.2 MB in the beginning and 914.2 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-10-27 01:06:07,865 INFO L168 Benchmark]: Boogie Preprocessor took 150.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.3 MB). Free memory was 914.2 MB in the beginning and 1.2 GB in the end (delta: -249.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. [2018-10-27 01:06:07,868 INFO L168 Benchmark]: RCFGBuilder took 4019.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 937.0 MB in the end (delta: 226.7 MB). Peak memory consumption was 226.7 MB. Max. memory is 11.5 GB. [2018-10-27 01:06:07,868 INFO L168 Benchmark]: CodeCheck took 239385.65 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.5 GB). Free memory was 937.0 MB in the beginning and 4.3 GB in the end (delta: -3.3 GB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. [2018-10-27 01:06:07,869 INFO L168 Benchmark]: Witness Printer took 147.25 ms. Allocated memory is still 4.8 GB. Free memory was 4.3 GB in the beginning and 4.3 GB in the end (delta: 14.4 kB). Peak memory consumption was 14.4 kB. Max. memory is 11.5 GB. [2018-10-27 01:06:07,870 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, 230.2s OverallTime, 153 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 35926348 SDtfs, -363335806 SDslu, 265657922 SDs, 0 SdLazy, -359632140 SolverSat, 929611392 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 869.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 189419 GetRequests, 182848 SyntacticMatches, 4831 SemanticMatches, 1740 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2260117 ImplicationChecksByTransitivity, 201.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 37.3s InterpolantComputationTime, 29389 NumberOfCodeBlocks, 29389 NumberOfCodeBlocksAsserted, 152 NumberOfCheckSat, 29237 ConstructedInterpolants, 0 QuantifiedInterpolants, 37016355 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 152 InterpolantComputations, 110 PerfectInterpolantSequences, 33884/35628 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: 509]: 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 || !(a17 == 1)) || a8 == 15) || (((((!(a21 == 1) && a7 == 1) && a16 == 4) && a8 == 13) && a12 == 8) && a20 <= 0) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((a20 == 1 || a8 == 15) || (((((!(a21 == 1) && a7 == 1) && a16 == 4) && a8 == 13) && a12 == 8) && a20 <= 0)) || !(a17 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 447.20 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 922.2 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 68.84 ms. Allocated memory is still 1.0 GB. Free memory was 922.2 MB in the beginning and 914.2 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 150.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.3 MB). Free memory was 914.2 MB in the beginning and 1.2 GB in the end (delta: -249.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 4019.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 937.0 MB in the end (delta: 226.7 MB). Peak memory consumption was 226.7 MB. Max. memory is 11.5 GB. * CodeCheck took 239385.65 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.5 GB). Free memory was 937.0 MB in the beginning and 4.3 GB in the end (delta: -3.3 GB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. * Witness Printer took 147.25 ms. Allocated memory is still 4.8 GB. Free memory was 4.3 GB in the beginning and 4.3 GB in the end (delta: 14.4 kB). Peak memory consumption was 14.4 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...