./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label34_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_317603c3-2b7c-48fe-a9a9-418c09b58d97/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_317603c3-2b7c-48fe-a9a9-418c09b58d97/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_317603c3-2b7c-48fe-a9a9-418c09b58d97/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_317603c3-2b7c-48fe-a9a9-418c09b58d97/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label34_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_317603c3-2b7c-48fe-a9a9-418c09b58d97/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_317603c3-2b7c-48fe-a9a9-418c09b58d97/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 f01979d5da4d022026be8efd02bfc41090b6cbce ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 18:39:51,573 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 18:39:51,574 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 18:39:51,580 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 18:39:51,581 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 18:39:51,581 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 18:39:51,582 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 18:39:51,583 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 18:39:51,584 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 18:39:51,584 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 18:39:51,584 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 18:39:51,585 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 18:39:51,585 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 18:39:51,586 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 18:39:51,586 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 18:39:51,587 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 18:39:51,587 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 18:39:51,588 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 18:39:51,589 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 18:39:51,590 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 18:39:51,590 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 18:39:51,591 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 18:39:51,592 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 18:39:51,592 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 18:39:51,592 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 18:39:51,593 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 18:39:51,593 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 18:39:51,594 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 18:39:51,594 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 18:39:51,595 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 18:39:51,595 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 18:39:51,595 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 18:39:51,595 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 18:39:51,596 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 18:39:51,596 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 18:39:51,596 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 18:39:51,597 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_317603c3-2b7c-48fe-a9a9-418c09b58d97/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 18:39:51,604 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 18:39:51,604 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 18:39:51,605 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 18:39:51,605 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 18:39:51,605 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 18:39:51,605 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 18:39:51,605 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 18:39:51,606 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 18:39:51,606 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 18:39:51,606 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 18:39:51,606 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 18:39:51,606 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 18:39:51,606 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 18:39:51,606 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 18:39:51,606 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 18:39:51,607 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 18:39:51,607 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 18:39:51,607 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 18:39:51,607 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 18:39:51,607 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 18:39:51,607 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 18:39:51,607 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 18:39:51,607 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 18:39:51,608 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 18:39:51,608 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 18:39:51,608 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 18:39:51,608 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 18:39:51,608 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 18:39:51,608 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 18:39:51,608 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_317603c3-2b7c-48fe-a9a9-418c09b58d97/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 -> f01979d5da4d022026be8efd02bfc41090b6cbce [2018-12-09 18:39:51,626 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 18:39:51,635 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 18:39:51,637 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 18:39:51,638 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 18:39:51,639 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 18:39:51,639 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_317603c3-2b7c-48fe-a9a9-418c09b58d97/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label34_true-unreach-call_false-termination.c [2018-12-09 18:39:51,682 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_317603c3-2b7c-48fe-a9a9-418c09b58d97/bin-2019/ukojak/data/4598b4986/abde5f13d3d44e1ab21aff14ec26bbc4/FLAG8148f1f96 [2018-12-09 18:39:52,024 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 18:39:52,025 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_317603c3-2b7c-48fe-a9a9-418c09b58d97/sv-benchmarks/c/eca-rers2012/Problem01_label34_true-unreach-call_false-termination.c [2018-12-09 18:39:52,033 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_317603c3-2b7c-48fe-a9a9-418c09b58d97/bin-2019/ukojak/data/4598b4986/abde5f13d3d44e1ab21aff14ec26bbc4/FLAG8148f1f96 [2018-12-09 18:39:52,044 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_317603c3-2b7c-48fe-a9a9-418c09b58d97/bin-2019/ukojak/data/4598b4986/abde5f13d3d44e1ab21aff14ec26bbc4 [2018-12-09 18:39:52,046 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 18:39:52,047 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 18:39:52,047 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 18:39:52,047 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 18:39:52,049 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 18:39:52,050 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:39:52" (1/1) ... [2018-12-09 18:39:52,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27d92faf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:39:52, skipping insertion in model container [2018-12-09 18:39:52,052 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:39:52" (1/1) ... [2018-12-09 18:39:52,058 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 18:39:52,086 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 18:39:52,292 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:39:52,296 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 18:39:52,402 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:39:52,415 INFO L195 MainTranslator]: Completed translation [2018-12-09 18:39:52,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:39:52 WrapperNode [2018-12-09 18:39:52,415 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 18:39:52,416 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 18:39:52,416 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 18:39:52,416 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 18:39:52,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:39:52" (1/1) ... [2018-12-09 18:39:52,433 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:39:52" (1/1) ... [2018-12-09 18:39:52,463 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 18:39:52,463 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 18:39:52,463 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 18:39:52,463 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 18:39:52,470 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:39:52" (1/1) ... [2018-12-09 18:39:52,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:39:52" (1/1) ... [2018-12-09 18:39:52,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:39:52" (1/1) ... [2018-12-09 18:39:52,473 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:39:52" (1/1) ... [2018-12-09 18:39:52,486 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:39:52" (1/1) ... [2018-12-09 18:39:52,495 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:39:52" (1/1) ... [2018-12-09 18:39:52,499 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:39:52" (1/1) ... [2018-12-09 18:39:52,503 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 18:39:52,504 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 18:39:52,504 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 18:39:52,504 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 18:39:52,504 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:39:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_317603c3-2b7c-48fe-a9a9-418c09b58d97/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 18:39:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 18:39:52,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 18:39:53,502 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 18:39:53,502 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-09 18:39:53,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:39:53 BoogieIcfgContainer [2018-12-09 18:39:53,503 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 18:39:53,503 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 18:39:53,503 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 18:39:53,510 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 18:39:53,510 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:39:53" (1/1) ... [2018-12-09 18:39:53,517 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:39:53,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:39:53,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2018-12-09 18:39:53,540 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2018-12-09 18:39:53,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-09 18:39:53,543 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:39:53,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:39:53,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:39:53,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:39:53,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 145 states and 244 transitions. [2018-12-09 18:39:53,998 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 244 transitions. [2018-12-09 18:39:54,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-09 18:39:54,000 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:39:54,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:39:54,052 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:39:54,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:39:54,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 146 states and 245 transitions. [2018-12-09 18:39:54,191 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 245 transitions. [2018-12-09 18:39:54,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-09 18:39:54,192 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:39:54,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:39:54,215 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:39:54,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:39:54,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 150 states and 253 transitions. [2018-12-09 18:39:54,292 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 253 transitions. [2018-12-09 18:39:54,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-09 18:39:54,295 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:39:54,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:39:54,343 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:39:54,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:39:54,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 154 states and 260 transitions. [2018-12-09 18:39:54,453 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 260 transitions. [2018-12-09 18:39:54,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-09 18:39:54,454 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:39:54,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:39:54,468 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 18:39:54,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:39:54,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 155 states and 261 transitions. [2018-12-09 18:39:54,502 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 261 transitions. [2018-12-09 18:39:54,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-09 18:39:54,503 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:39:54,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:39:54,527 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 18:39:54,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:39:54,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 166 states and 281 transitions. [2018-12-09 18:39:54,815 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 281 transitions. [2018-12-09 18:39:54,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-09 18:39:54,816 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:39:54,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:39:54,890 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:39:55,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:39:55,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 180 states and 300 transitions. [2018-12-09 18:39:55,173 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 300 transitions. [2018-12-09 18:39:55,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-09 18:39:55,173 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:39:55,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:39:55,228 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:39:55,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:39:55,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 195 states and 321 transitions. [2018-12-09 18:39:55,695 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 321 transitions. [2018-12-09 18:39:55,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-09 18:39:55,695 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:39:55,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:39:55,711 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:39:55,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:39:55,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 201 states and 330 transitions. [2018-12-09 18:39:55,996 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 330 transitions. [2018-12-09 18:39:55,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-09 18:39:55,996 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:39:56,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:39:56,013 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:39:56,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:39:56,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 205 states and 336 transitions. [2018-12-09 18:39:56,096 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 336 transitions. [2018-12-09 18:39:56,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-09 18:39:56,096 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:39:56,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:39:56,129 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:39:56,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:39:56,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 220 states and 361 transitions. [2018-12-09 18:39:56,630 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 361 transitions. [2018-12-09 18:39:56,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-09 18:39:56,631 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:39:56,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:39:56,652 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:39:56,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:39:56,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 221 states and 364 transitions. [2018-12-09 18:39:56,779 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 364 transitions. [2018-12-09 18:39:56,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-09 18:39:56,780 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:39:56,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:39:56,799 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 18:39:56,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:39:56,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 232 states and 375 transitions. [2018-12-09 18:39:56,987 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 375 transitions. [2018-12-09 18:39:56,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-09 18:39:56,987 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:39:56,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:39:57,006 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 18:39:57,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:39:57,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 235 states and 377 transitions. [2018-12-09 18:39:57,171 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 377 transitions. [2018-12-09 18:39:57,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-09 18:39:57,172 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:39:57,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:39:57,220 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 18:39:57,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:39:57,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 249 states and 400 transitions. [2018-12-09 18:39:57,893 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 400 transitions. [2018-12-09 18:39:57,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-09 18:39:57,894 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:39:57,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:39:57,909 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 18:39:58,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:39:58,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 250 states and 401 transitions. [2018-12-09 18:39:58,051 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 401 transitions. [2018-12-09 18:39:58,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-09 18:39:58,051 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:39:58,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:39:58,068 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:39:58,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:39:58,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 267 states and 421 transitions. [2018-12-09 18:39:58,311 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 421 transitions. [2018-12-09 18:39:58,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-09 18:39:58,311 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:39:58,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:39:58,324 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 18:39:58,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:39:58,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 279 states and 436 transitions. [2018-12-09 18:39:58,449 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 436 transitions. [2018-12-09 18:39:58,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-09 18:39:58,450 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:39:58,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:39:58,467 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 18:39:58,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:39:58,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 282 states and 440 transitions. [2018-12-09 18:39:58,570 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 440 transitions. [2018-12-09 18:39:58,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-09 18:39:58,571 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:39:58,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:39:58,585 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 18:39:58,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:39:58,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 283 states and 442 transitions. [2018-12-09 18:39:58,613 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 442 transitions. [2018-12-09 18:39:58,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-09 18:39:58,613 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:39:58,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:39:58,633 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:39:58,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:39:58,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 294 states and 456 transitions. [2018-12-09 18:39:58,863 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 456 transitions. [2018-12-09 18:39:58,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-09 18:39:58,863 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:39:58,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:39:58,948 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:39:59,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:39:59,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 321 states and 493 transitions. [2018-12-09 18:39:59,649 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 493 transitions. [2018-12-09 18:39:59,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-09 18:39:59,649 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:39:59,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:39:59,661 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 18:39:59,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:39:59,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 330 states and 501 transitions. [2018-12-09 18:39:59,845 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 501 transitions. [2018-12-09 18:39:59,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-09 18:39:59,846 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:39:59,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:39:59,868 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 18:39:59,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:39:59,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 334 states and 505 transitions. [2018-12-09 18:39:59,940 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 505 transitions. [2018-12-09 18:39:59,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-09 18:39:59,941 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:39:59,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:39:59,954 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 18:40:00,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:00,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 338 states and 509 transitions. [2018-12-09 18:40:00,095 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 509 transitions. [2018-12-09 18:40:00,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 18:40:00,096 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:00,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:00,110 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:40:00,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:00,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 342 states and 515 transitions. [2018-12-09 18:40:00,345 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 515 transitions. [2018-12-09 18:40:00,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 18:40:00,346 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:00,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:00,368 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:40:00,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:00,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 356 states and 529 transitions. [2018-12-09 18:40:00,633 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 529 transitions. [2018-12-09 18:40:00,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-09 18:40:00,633 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:00,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:00,647 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 18:40:00,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:00,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 358 states and 531 transitions. [2018-12-09 18:40:00,702 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 531 transitions. [2018-12-09 18:40:00,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-09 18:40:00,703 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:00,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:00,766 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 18:40:01,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:01,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 384 states and 565 transitions. [2018-12-09 18:40:01,643 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 565 transitions. [2018-12-09 18:40:01,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-09 18:40:01,643 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:01,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:01,664 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:40:02,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:02,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 454 states and 640 transitions. [2018-12-09 18:40:02,034 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 640 transitions. [2018-12-09 18:40:02,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-09 18:40:02,034 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:02,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:02,119 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:40:02,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:02,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 459 states and 646 transitions. [2018-12-09 18:40:02,415 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 646 transitions. [2018-12-09 18:40:02,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-09 18:40:02,416 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:02,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:02,444 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 18:40:03,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:03,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 483 states and 678 transitions. [2018-12-09 18:40:03,461 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 678 transitions. [2018-12-09 18:40:03,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-09 18:40:03,462 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:03,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:03,497 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 18:40:04,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:04,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 494 states and 690 transitions. [2018-12-09 18:40:04,016 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 690 transitions. [2018-12-09 18:40:04,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-09 18:40:04,017 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:04,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:04,035 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 18:40:04,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:04,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 497 states and 694 transitions. [2018-12-09 18:40:04,297 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 694 transitions. [2018-12-09 18:40:04,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-09 18:40:04,298 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:04,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:04,316 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 18:40:04,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:04,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 511 states and 713 transitions. [2018-12-09 18:40:04,967 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 713 transitions. [2018-12-09 18:40:04,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-09 18:40:04,968 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:04,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:05,087 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 18:40:05,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:05,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 530 states and 745 transitions. [2018-12-09 18:40:05,887 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 745 transitions. [2018-12-09 18:40:05,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-09 18:40:05,888 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:05,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:05,905 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 18:40:06,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:06,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 540 states and 757 transitions. [2018-12-09 18:40:06,400 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 757 transitions. [2018-12-09 18:40:06,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-09 18:40:06,401 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:06,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:06,426 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 18:40:06,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:06,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 551 states and 774 transitions. [2018-12-09 18:40:06,949 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 774 transitions. [2018-12-09 18:40:06,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-09 18:40:06,950 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:06,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:06,971 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 18:40:07,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:07,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 553 states and 776 transitions. [2018-12-09 18:40:07,140 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 776 transitions. [2018-12-09 18:40:07,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-09 18:40:07,141 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:07,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:07,158 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 18:40:07,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:07,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 554 states and 779 transitions. [2018-12-09 18:40:07,326 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 779 transitions. [2018-12-09 18:40:07,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-09 18:40:07,326 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:07,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:07,356 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 18:40:07,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:07,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 563 states and 790 transitions. [2018-12-09 18:40:07,542 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 790 transitions. [2018-12-09 18:40:07,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-09 18:40:07,543 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:07,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:07,557 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:40:07,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:07,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 572 states and 801 transitions. [2018-12-09 18:40:07,742 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 801 transitions. [2018-12-09 18:40:07,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-09 18:40:07,742 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:07,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:07,807 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:40:08,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:08,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 575 states and 806 transitions. [2018-12-09 18:40:08,164 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 806 transitions. [2018-12-09 18:40:08,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-09 18:40:08,165 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:08,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:08,204 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:40:08,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:08,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 588 states and 824 transitions. [2018-12-09 18:40:08,925 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 824 transitions. [2018-12-09 18:40:08,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-09 18:40:08,926 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:08,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:08,946 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 18:40:09,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:09,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 592 states and 829 transitions. [2018-12-09 18:40:09,275 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 829 transitions. [2018-12-09 18:40:09,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-09 18:40:09,275 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:09,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:09,291 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 18:40:09,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:09,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 599 states and 835 transitions. [2018-12-09 18:40:09,332 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 835 transitions. [2018-12-09 18:40:09,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-09 18:40:09,332 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:09,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:09,474 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:40:10,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:10,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 624 states and 874 transitions. [2018-12-09 18:40:10,883 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 874 transitions. [2018-12-09 18:40:10,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-09 18:40:10,884 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:10,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:10,908 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:40:11,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:11,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 626 states and 877 transitions. [2018-12-09 18:40:11,113 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 877 transitions. [2018-12-09 18:40:11,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-09 18:40:11,114 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:11,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:11,132 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:40:11,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:11,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 636 states and 887 transitions. [2018-12-09 18:40:11,551 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 887 transitions. [2018-12-09 18:40:11,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-09 18:40:11,552 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:11,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:11,633 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:40:12,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:12,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 651 states and 910 transitions. [2018-12-09 18:40:12,059 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 910 transitions. [2018-12-09 18:40:12,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-09 18:40:12,059 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:12,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:12,077 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:40:12,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:12,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 658 states and 919 transitions. [2018-12-09 18:40:12,456 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 919 transitions. [2018-12-09 18:40:12,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-09 18:40:12,456 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:12,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:12,473 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 18:40:12,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:12,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 659 states and 920 transitions. [2018-12-09 18:40:12,519 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 920 transitions. [2018-12-09 18:40:12,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-09 18:40:12,520 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:12,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:12,536 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 18:40:12,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:12,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 661 states and 921 transitions. [2018-12-09 18:40:12,668 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 921 transitions. [2018-12-09 18:40:12,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-09 18:40:12,669 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:12,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:12,687 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 18:40:12,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:12,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 662 states and 923 transitions. [2018-12-09 18:40:12,795 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 923 transitions. [2018-12-09 18:40:12,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-09 18:40:12,796 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:12,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:12,812 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 18:40:12,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:12,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 664 states and 927 transitions. [2018-12-09 18:40:12,907 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 927 transitions. [2018-12-09 18:40:12,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-09 18:40:12,908 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:12,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:12,925 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 18:40:13,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:13,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 665 states and 927 transitions. [2018-12-09 18:40:13,023 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 927 transitions. [2018-12-09 18:40:13,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-09 18:40:13,023 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:13,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:13,044 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 18:40:13,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:13,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 676 states and 941 transitions. [2018-12-09 18:40:13,449 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 941 transitions. [2018-12-09 18:40:13,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-09 18:40:13,450 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:13,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:13,490 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:40:13,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:13,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 683 states and 949 transitions. [2018-12-09 18:40:13,600 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 949 transitions. [2018-12-09 18:40:13,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-09 18:40:13,601 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:13,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:13,619 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:40:14,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:14,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 688 states and 958 transitions. [2018-12-09 18:40:14,012 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 958 transitions. [2018-12-09 18:40:14,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-09 18:40:14,013 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:14,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:14,035 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:40:14,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:14,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 690 states and 960 transitions. [2018-12-09 18:40:14,437 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 960 transitions. [2018-12-09 18:40:14,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-09 18:40:14,438 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:14,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:14,712 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:40:16,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:16,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 735 states and 1007 transitions. [2018-12-09 18:40:16,588 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1007 transitions. [2018-12-09 18:40:16,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-09 18:40:16,588 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:16,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:16,754 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:40:18,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:18,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 748 states and 1029 transitions. [2018-12-09 18:40:18,036 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1029 transitions. [2018-12-09 18:40:18,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-09 18:40:18,037 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:18,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:18,068 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:40:18,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:18,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 752 states and 1032 transitions. [2018-12-09 18:40:18,189 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1032 transitions. [2018-12-09 18:40:18,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-09 18:40:18,190 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:18,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:18,212 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:40:20,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:20,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 793 states and 1092 transitions. [2018-12-09 18:40:20,569 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1092 transitions. [2018-12-09 18:40:20,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-09 18:40:20,570 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:20,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:20,602 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:40:21,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:21,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 798 states and 1101 transitions. [2018-12-09 18:40:21,034 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1101 transitions. [2018-12-09 18:40:21,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-09 18:40:21,034 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:21,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:21,054 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:40:22,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:22,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 830 states and 1134 transitions. [2018-12-09 18:40:22,846 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1134 transitions. [2018-12-09 18:40:22,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-09 18:40:22,847 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:22,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:22,871 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:40:23,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:23,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 840 states and 1147 transitions. [2018-12-09 18:40:23,403 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1147 transitions. [2018-12-09 18:40:23,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-09 18:40:23,404 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:23,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:23,426 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:40:24,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:24,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 852 states and 1159 transitions. [2018-12-09 18:40:24,225 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1159 transitions. [2018-12-09 18:40:24,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-09 18:40:24,227 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:24,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:24,257 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:40:24,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:24,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 855 states and 1163 transitions. [2018-12-09 18:40:24,976 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1163 transitions. [2018-12-09 18:40:24,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-09 18:40:24,976 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:24,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:24,997 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:40:25,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:25,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 856 states and 1163 transitions. [2018-12-09 18:40:25,220 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1163 transitions. [2018-12-09 18:40:25,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-09 18:40:25,220 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:25,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:25,938 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 18:40:30,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:30,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 921 states and 1229 transitions. [2018-12-09 18:40:30,083 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1229 transitions. [2018-12-09 18:40:30,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-09 18:40:30,083 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:30,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:30,202 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:40:31,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:31,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 946 states and 1262 transitions. [2018-12-09 18:40:31,790 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1262 transitions. [2018-12-09 18:40:31,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-09 18:40:31,790 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:31,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:31,815 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:40:32,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:32,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 961 states and 1279 transitions. [2018-12-09 18:40:32,695 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1279 transitions. [2018-12-09 18:40:32,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-09 18:40:32,696 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:32,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:32,718 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:40:33,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:33,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 963 states and 1281 transitions. [2018-12-09 18:40:33,226 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1281 transitions. [2018-12-09 18:40:33,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-09 18:40:33,227 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:33,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:33,293 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 94 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-09 18:40:33,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:33,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 965 states and 1284 transitions. [2018-12-09 18:40:33,711 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1284 transitions. [2018-12-09 18:40:33,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-09 18:40:33,711 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:33,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:33,729 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 18:40:33,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:33,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 972 states and 1294 transitions. [2018-12-09 18:40:33,856 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1294 transitions. [2018-12-09 18:40:33,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-09 18:40:33,857 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:33,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:33,875 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 18:40:34,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:34,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 976 states and 1297 transitions. [2018-12-09 18:40:34,024 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1297 transitions. [2018-12-09 18:40:34,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-09 18:40:34,025 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:34,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:34,044 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 18:40:34,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:34,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 980 states and 1304 transitions. [2018-12-09 18:40:34,421 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1304 transitions. [2018-12-09 18:40:34,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-09 18:40:34,422 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:34,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:34,439 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 18:40:34,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:34,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 981 states and 1305 transitions. [2018-12-09 18:40:34,816 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1305 transitions. [2018-12-09 18:40:34,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-09 18:40:34,818 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:34,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:34,852 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 18:40:34,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:34,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 982 states and 1305 transitions. [2018-12-09 18:40:34,997 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1305 transitions. [2018-12-09 18:40:34,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 18:40:34,998 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:35,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:35,028 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-09 18:40:39,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:39,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 1038 states and 1371 transitions. [2018-12-09 18:40:39,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1371 transitions. [2018-12-09 18:40:39,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 18:40:39,454 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:39,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:39,499 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-09 18:40:41,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:41,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 1068 states and 1403 transitions. [2018-12-09 18:40:41,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 1403 transitions. [2018-12-09 18:40:41,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 18:40:41,816 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:41,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:41,847 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-09 18:40:42,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:42,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 1069 states and 1403 transitions. [2018-12-09 18:40:42,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1403 transitions. [2018-12-09 18:40:42,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 18:40:42,030 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:42,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:42,060 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-09 18:40:42,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:42,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 1071 states and 1405 transitions. [2018-12-09 18:40:42,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 1405 transitions. [2018-12-09 18:40:42,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 18:40:42,569 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:42,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:42,590 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 18:40:44,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:44,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 1118 states and 1461 transitions. [2018-12-09 18:40:44,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 1461 transitions. [2018-12-09 18:40:44,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 18:40:44,551 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:44,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:44,572 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 18:40:45,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:45,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 1144 states and 1489 transitions. [2018-12-09 18:40:45,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 1489 transitions. [2018-12-09 18:40:45,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 18:40:45,725 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:45,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:45,748 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 18:40:46,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:46,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 1145 states and 1489 transitions. [2018-12-09 18:40:46,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1489 transitions. [2018-12-09 18:40:46,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-09 18:40:46,069 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:46,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:46,087 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 18:40:46,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:46,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 1150 states and 1496 transitions. [2018-12-09 18:40:46,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 1496 transitions. [2018-12-09 18:40:46,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 18:40:46,461 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:46,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:46,710 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 18:40:48,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:48,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 1183 states and 1532 transitions. [2018-12-09 18:40:48,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1532 transitions. [2018-12-09 18:40:48,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 18:40:48,121 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:48,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:48,169 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 18:40:49,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:49,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 1214 states and 1563 transitions. [2018-12-09 18:40:49,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 1563 transitions. [2018-12-09 18:40:49,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 18:40:49,192 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:49,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:49,242 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 18:40:49,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:49,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 1219 states and 1566 transitions. [2018-12-09 18:40:49,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1566 transitions. [2018-12-09 18:40:49,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-09 18:40:49,673 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:49,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:49,821 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:40:50,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:50,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1231 states and 1582 transitions. [2018-12-09 18:40:50,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1582 transitions. [2018-12-09 18:40:50,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-09 18:40:50,646 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:50,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:50,678 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:40:51,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:51,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1253 states and 1607 transitions. [2018-12-09 18:40:51,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 1607 transitions. [2018-12-09 18:40:51,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-12-09 18:40:51,915 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:51,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:51,992 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 111 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-09 18:40:52,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:52,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1259 states and 1611 transitions. [2018-12-09 18:40:52,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1611 transitions. [2018-12-09 18:40:52,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-09 18:40:52,230 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:52,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:52,301 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-09 18:40:53,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:53,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 1273 states and 1629 transitions. [2018-12-09 18:40:53,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 1629 transitions. [2018-12-09 18:40:53,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-09 18:40:53,143 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:53,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:53,173 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 18:40:53,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:53,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 1282 states and 1638 transitions. [2018-12-09 18:40:53,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1638 transitions. [2018-12-09 18:40:53,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-09 18:40:53,834 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:53,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:53,855 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-09 18:40:56,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:56,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 1302 states and 1664 transitions. [2018-12-09 18:40:56,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 1664 transitions. [2018-12-09 18:40:56,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-09 18:40:56,069 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:56,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:56,093 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-09 18:40:56,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:56,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 1313 states and 1676 transitions. [2018-12-09 18:40:56,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 1676 transitions. [2018-12-09 18:40:56,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-09 18:40:56,429 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:56,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:56,472 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 18:40:57,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:57,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1697 states to 1325 states and 1697 transitions. [2018-12-09 18:40:57,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 1697 transitions. [2018-12-09 18:40:57,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-09 18:40:57,511 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:57,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:57,557 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 18:40:58,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:58,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 1331 states and 1707 transitions. [2018-12-09 18:40:58,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 1707 transitions. [2018-12-09 18:40:58,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-09 18:40:58,051 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:58,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:58,080 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 18:40:58,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:58,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 1334 states and 1709 transitions. [2018-12-09 18:40:58,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1709 transitions. [2018-12-09 18:40:58,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-09 18:40:58,191 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:58,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:58,230 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:40:58,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:58,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1348 states and 1732 transitions. [2018-12-09 18:40:58,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1732 transitions. [2018-12-09 18:40:58,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-09 18:40:58,658 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:58,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:58,710 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:40:59,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:40:59,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 1358 states and 1741 transitions. [2018-12-09 18:40:59,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1741 transitions. [2018-12-09 18:40:59,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-09 18:40:59,620 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:40:59,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:40:59,653 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-09 18:41:00,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:00,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1362 states and 1747 transitions. [2018-12-09 18:41:00,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 1747 transitions. [2018-12-09 18:41:00,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-09 18:41:00,182 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:00,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:00,207 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-09 18:41:00,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:00,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 1368 states and 1755 transitions. [2018-12-09 18:41:00,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 1755 transitions. [2018-12-09 18:41:00,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-09 18:41:00,488 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:00,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:00,592 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-12-09 18:41:01,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:01,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 1377 states and 1764 transitions. [2018-12-09 18:41:01,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1764 transitions. [2018-12-09 18:41:01,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-09 18:41:01,457 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:01,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:01,481 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:41:01,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:01,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 1388 states and 1775 transitions. [2018-12-09 18:41:01,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 1775 transitions. [2018-12-09 18:41:01,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-09 18:41:01,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:01,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:01,833 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:41:06,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:06,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 1430 states and 1832 transitions. [2018-12-09 18:41:06,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 1832 transitions. [2018-12-09 18:41:06,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-09 18:41:06,090 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:06,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:06,132 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:41:06,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:06,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 1434 states and 1841 transitions. [2018-12-09 18:41:06,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 1841 transitions. [2018-12-09 18:41:06,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-09 18:41:06,493 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:06,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:06,519 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 18:41:06,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:06,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1848 states to 1442 states and 1848 transitions. [2018-12-09 18:41:06,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 1848 transitions. [2018-12-09 18:41:06,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-09 18:41:06,727 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:06,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:06,752 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-09 18:41:06,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:06,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 1443 states and 1849 transitions. [2018-12-09 18:41:06,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states and 1849 transitions. [2018-12-09 18:41:06,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-09 18:41:06,988 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:06,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:07,012 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-09 18:41:07,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:07,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 1451 states and 1856 transitions. [2018-12-09 18:41:07,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 1856 transitions. [2018-12-09 18:41:07,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 18:41:07,640 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:07,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:09,858 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 18:41:14,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:14,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1910 states to 1503 states and 1910 transitions. [2018-12-09 18:41:14,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 1910 transitions. [2018-12-09 18:41:14,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-09 18:41:14,975 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:14,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:15,017 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-09 18:41:15,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:15,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 1514 states and 1921 transitions. [2018-12-09 18:41:15,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 1921 transitions. [2018-12-09 18:41:15,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-09 18:41:15,566 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:15,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:15,595 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-09 18:41:15,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:15,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1922 states to 1515 states and 1922 transitions. [2018-12-09 18:41:15,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1515 states and 1922 transitions. [2018-12-09 18:41:15,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-09 18:41:15,928 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:15,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:15,954 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 18:41:18,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:18,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1944 states to 1534 states and 1944 transitions. [2018-12-09 18:41:18,116 INFO L276 IsEmpty]: Start isEmpty. Operand 1534 states and 1944 transitions. [2018-12-09 18:41:18,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-09 18:41:18,118 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:18,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:18,161 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 18:41:19,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:19,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1551 states and 1962 transitions. [2018-12-09 18:41:19,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 1962 transitions. [2018-12-09 18:41:19,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-09 18:41:19,141 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:19,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:19,178 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 18:41:19,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:19,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1976 states to 1566 states and 1976 transitions. [2018-12-09 18:41:19,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1566 states and 1976 transitions. [2018-12-09 18:41:19,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-09 18:41:19,973 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:19,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:19,998 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-09 18:41:20,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:20,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 1576 states and 1986 transitions. [2018-12-09 18:41:20,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 1986 transitions. [2018-12-09 18:41:20,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-09 18:41:20,422 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:20,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:20,452 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-12-09 18:41:20,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:20,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1998 states to 1586 states and 1998 transitions. [2018-12-09 18:41:20,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1586 states and 1998 transitions. [2018-12-09 18:41:20,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-09 18:41:20,786 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:20,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:20,817 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-09 18:41:22,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:22,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 1623 states and 2037 transitions. [2018-12-09 18:41:22,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1623 states and 2037 transitions. [2018-12-09 18:41:22,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-09 18:41:22,287 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:22,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:24,095 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 18:41:32,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:32,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2111 states to 1687 states and 2111 transitions. [2018-12-09 18:41:32,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 2111 transitions. [2018-12-09 18:41:32,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-09 18:41:32,254 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:32,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:32,382 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 18:41:37,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:37,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2151 states to 1729 states and 2151 transitions. [2018-12-09 18:41:37,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 2151 transitions. [2018-12-09 18:41:37,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-09 18:41:37,336 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:37,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:37,368 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-09 18:41:38,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:38,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 1733 states and 2156 transitions. [2018-12-09 18:41:38,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 2156 transitions. [2018-12-09 18:41:38,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-09 18:41:38,018 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:38,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:38,050 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-09 18:41:38,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:38,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2159 states to 1736 states and 2159 transitions. [2018-12-09 18:41:38,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1736 states and 2159 transitions. [2018-12-09 18:41:38,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-09 18:41:38,417 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:38,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:38,448 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:41:41,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:41,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 1771 states and 2198 transitions. [2018-12-09 18:41:41,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 2198 transitions. [2018-12-09 18:41:41,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-09 18:41:41,081 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:41,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:41,112 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:41:41,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:41,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2208 states to 1782 states and 2208 transitions. [2018-12-09 18:41:41,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2208 transitions. [2018-12-09 18:41:41,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-09 18:41:41,884 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:41,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:41,921 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:41:42,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:42,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2212 states to 1786 states and 2212 transitions. [2018-12-09 18:41:42,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 2212 transitions. [2018-12-09 18:41:42,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-12-09 18:41:42,374 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:42,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:42,402 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 18:41:42,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:42,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2216 states to 1790 states and 2216 transitions. [2018-12-09 18:41:42,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 2216 transitions. [2018-12-09 18:41:42,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 18:41:42,949 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:42,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:44,225 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 18:41:48,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:48,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2241 states to 1812 states and 2241 transitions. [2018-12-09 18:41:48,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 2241 transitions. [2018-12-09 18:41:48,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 18:41:48,679 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:48,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:48,727 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 18:41:49,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:49,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 1817 states and 2250 transitions. [2018-12-09 18:41:49,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 2250 transitions. [2018-12-09 18:41:49,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-12-09 18:41:49,011 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:49,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:49,089 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-09 18:41:49,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:49,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2263 states to 1828 states and 2263 transitions. [2018-12-09 18:41:49,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1828 states and 2263 transitions. [2018-12-09 18:41:49,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-12-09 18:41:49,148 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:49,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:49,193 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-09 18:41:49,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:49,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2269 states to 1836 states and 2269 transitions. [2018-12-09 18:41:49,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 2269 transitions. [2018-12-09 18:41:49,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-09 18:41:49,409 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:49,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:49,443 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-12-09 18:41:49,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:49,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2269 states to 1837 states and 2269 transitions. [2018-12-09 18:41:49,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1837 states and 2269 transitions. [2018-12-09 18:41:49,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-09 18:41:49,699 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:49,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:49,733 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-12-09 18:41:50,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:50,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2276 states to 1845 states and 2276 transitions. [2018-12-09 18:41:50,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 2276 transitions. [2018-12-09 18:41:50,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-09 18:41:50,922 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:50,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:50,956 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-12-09 18:41:51,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:51,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2281 states to 1850 states and 2281 transitions. [2018-12-09 18:41:51,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 2281 transitions. [2018-12-09 18:41:51,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-09 18:41:51,981 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:51,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:52,224 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 180 proven. 78 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-09 18:41:54,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:54,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2314 states to 1875 states and 2314 transitions. [2018-12-09 18:41:54,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 2314 transitions. [2018-12-09 18:41:54,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-09 18:41:54,694 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:54,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:54,753 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 180 proven. 78 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-09 18:41:56,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:56,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 1886 states and 2323 transitions. [2018-12-09 18:41:56,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 2323 transitions. [2018-12-09 18:41:56,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-09 18:41:56,655 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:56,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:56,704 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-12-09 18:41:57,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:41:57,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2328 states to 1890 states and 2328 transitions. [2018-12-09 18:41:57,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1890 states and 2328 transitions. [2018-12-09 18:41:57,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-09 18:41:57,085 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:41:57,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:41:57,118 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-09 18:42:00,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:42:00,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2359 states to 1918 states and 2359 transitions. [2018-12-09 18:42:00,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 2359 transitions. [2018-12-09 18:42:00,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-09 18:42:00,923 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:42:00,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:42:00,968 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-09 18:42:01,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:42:01,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2365 states to 1923 states and 2365 transitions. [2018-12-09 18:42:01,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 2365 transitions. [2018-12-09 18:42:01,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-09 18:42:01,270 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:42:01,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:42:01,306 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-12-09 18:42:01,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:42:01,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2366 states to 1924 states and 2366 transitions. [2018-12-09 18:42:01,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1924 states and 2366 transitions. [2018-12-09 18:42:01,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-09 18:42:01,551 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:42:01,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:42:01,589 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 165 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-09 18:42:04,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:42:04,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2450 states to 1997 states and 2450 transitions. [2018-12-09 18:42:04,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1997 states and 2450 transitions. [2018-12-09 18:42:04,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-09 18:42:04,472 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:42:04,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:42:04,521 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 165 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-09 18:42:04,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:42:04,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 2007 states and 2458 transitions. [2018-12-09 18:42:04,936 INFO L276 IsEmpty]: Start isEmpty. Operand 2007 states and 2458 transitions. [2018-12-09 18:42:04,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-12-09 18:42:04,937 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:42:04,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:42:04,967 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-12-09 18:42:05,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:42:05,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2463 states to 2011 states and 2463 transitions. [2018-12-09 18:42:05,381 INFO L276 IsEmpty]: Start isEmpty. Operand 2011 states and 2463 transitions. [2018-12-09 18:42:05,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-12-09 18:42:05,383 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:42:05,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:42:05,467 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-09 18:42:08,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:42:08,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2499 states to 2037 states and 2499 transitions. [2018-12-09 18:42:08,933 INFO L276 IsEmpty]: Start isEmpty. Operand 2037 states and 2499 transitions. [2018-12-09 18:42:08,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-12-09 18:42:08,934 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:42:08,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:42:08,982 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-12-09 18:42:10,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:42:10,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2584 states to 2112 states and 2584 transitions. [2018-12-09 18:42:10,676 INFO L276 IsEmpty]: Start isEmpty. Operand 2112 states and 2584 transitions. [2018-12-09 18:42:10,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-09 18:42:10,679 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:42:10,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:42:10,746 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2018-12-09 18:42:10,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:42:10,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2584 states to 2113 states and 2584 transitions. [2018-12-09 18:42:10,793 INFO L276 IsEmpty]: Start isEmpty. Operand 2113 states and 2584 transitions. [2018-12-09 18:42:10,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-09 18:42:10,794 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:42:10,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:42:11,798 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 321 proven. 106 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-09 18:42:16,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:42:16,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2620 states to 2138 states and 2620 transitions. [2018-12-09 18:42:16,347 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 2620 transitions. [2018-12-09 18:42:16,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-09 18:42:16,348 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:42:16,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:42:16,498 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 321 proven. 106 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-09 18:42:17,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:42:17,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2631 states to 2149 states and 2631 transitions. [2018-12-09 18:42:17,780 INFO L276 IsEmpty]: Start isEmpty. Operand 2149 states and 2631 transitions. [2018-12-09 18:42:17,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-09 18:42:17,781 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:42:17,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:42:17,844 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-09 18:42:19,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:42:19,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2641 states to 2158 states and 2641 transitions. [2018-12-09 18:42:19,235 INFO L276 IsEmpty]: Start isEmpty. Operand 2158 states and 2641 transitions. [2018-12-09 18:42:19,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-12-09 18:42:19,236 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:42:19,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:42:19,299 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 289 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-09 18:42:20,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:42:20,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 2164 states and 2645 transitions. [2018-12-09 18:42:20,112 INFO L276 IsEmpty]: Start isEmpty. Operand 2164 states and 2645 transitions. [2018-12-09 18:42:20,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-12-09 18:42:20,113 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:42:20,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:42:20,263 INFO L134 CoverageAnalysis]: Checked inductivity of 649 backedges. 440 proven. 4 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2018-12-09 18:42:20,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:42:20,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2651 states to 2168 states and 2651 transitions. [2018-12-09 18:42:20,752 INFO L276 IsEmpty]: Start isEmpty. Operand 2168 states and 2651 transitions. [2018-12-09 18:42:20,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-12-09 18:42:20,754 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:42:20,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:42:20,830 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 393 proven. 4 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-12-09 18:42:24,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:42:24,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2679 states to 2187 states and 2679 transitions. [2018-12-09 18:42:24,096 INFO L276 IsEmpty]: Start isEmpty. Operand 2187 states and 2679 transitions. [2018-12-09 18:42:24,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-12-09 18:42:24,098 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:42:24,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:42:24,169 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-12-09 18:42:25,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:42:25,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2715 states to 2217 states and 2715 transitions. [2018-12-09 18:42:25,918 INFO L276 IsEmpty]: Start isEmpty. Operand 2217 states and 2715 transitions. [2018-12-09 18:42:25,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-12-09 18:42:25,919 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:42:25,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:42:26,038 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-12-09 18:42:26,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:42:26,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2719 states to 2221 states and 2719 transitions. [2018-12-09 18:42:26,490 INFO L276 IsEmpty]: Start isEmpty. Operand 2221 states and 2719 transitions. [2018-12-09 18:42:26,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-12-09 18:42:26,491 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:42:26,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:42:26,557 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-12-09 18:42:27,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:42:27,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2723 states to 2225 states and 2723 transitions. [2018-12-09 18:42:27,027 INFO L276 IsEmpty]: Start isEmpty. Operand 2225 states and 2723 transitions. [2018-12-09 18:42:27,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-12-09 18:42:27,029 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:42:27,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:42:27,088 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 329 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-12-09 18:42:27,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:42:27,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2735 states to 2236 states and 2735 transitions. [2018-12-09 18:42:27,952 INFO L276 IsEmpty]: Start isEmpty. Operand 2236 states and 2735 transitions. [2018-12-09 18:42:27,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-12-09 18:42:27,953 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:42:27,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:42:28,011 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 329 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-12-09 18:42:28,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:42:28,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2740 states to 2241 states and 2740 transitions. [2018-12-09 18:42:28,294 INFO L276 IsEmpty]: Start isEmpty. Operand 2241 states and 2740 transitions. [2018-12-09 18:42:28,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-12-09 18:42:28,295 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:42:28,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:42:28,353 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 329 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-12-09 18:42:28,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:42:28,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2743 states to 2245 states and 2743 transitions. [2018-12-09 18:42:28,814 INFO L276 IsEmpty]: Start isEmpty. Operand 2245 states and 2743 transitions. [2018-12-09 18:42:28,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-09 18:42:28,816 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:42:28,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:42:31,015 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-12-09 18:42:33,901 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2018-12-09 18:42:35,476 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2018-12-09 18:42:36,577 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2018-12-09 18:42:37,720 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 45 [2018-12-09 18:42:41,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:42:41,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2784 states to 2279 states and 2784 transitions. [2018-12-09 18:42:41,786 INFO L276 IsEmpty]: Start isEmpty. Operand 2279 states and 2784 transitions. [2018-12-09 18:42:41,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-09 18:42:41,787 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:42:41,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:42:41,932 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-12-09 18:42:45,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:42:45,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2810 states to 2305 states and 2810 transitions. [2018-12-09 18:42:45,756 INFO L276 IsEmpty]: Start isEmpty. Operand 2305 states and 2810 transitions. [2018-12-09 18:42:45,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-12-09 18:42:45,758 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:42:45,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:42:47,666 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-12-09 18:42:50,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:42:50,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2830 states to 2323 states and 2830 transitions. [2018-12-09 18:42:50,800 INFO L276 IsEmpty]: Start isEmpty. Operand 2323 states and 2830 transitions. [2018-12-09 18:42:50,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-12-09 18:42:50,801 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:42:50,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:42:50,998 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-12-09 18:42:51,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:42:51,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2838 states to 2329 states and 2838 transitions. [2018-12-09 18:42:51,954 INFO L276 IsEmpty]: Start isEmpty. Operand 2329 states and 2838 transitions. [2018-12-09 18:42:51,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-12-09 18:42:51,955 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:42:51,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:42:52,094 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-12-09 18:42:53,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:42:53,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2849 states to 2340 states and 2849 transitions. [2018-12-09 18:42:53,567 INFO L276 IsEmpty]: Start isEmpty. Operand 2340 states and 2849 transitions. [2018-12-09 18:42:53,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-09 18:42:53,568 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:42:53,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:42:55,226 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-12-09 18:42:58,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:42:58,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2856 states to 2344 states and 2856 transitions. [2018-12-09 18:42:58,720 INFO L276 IsEmpty]: Start isEmpty. Operand 2344 states and 2856 transitions. [2018-12-09 18:42:58,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-09 18:42:58,722 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:42:58,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:42:58,864 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-12-09 18:43:01,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:43:01,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 2355 states and 2866 transitions. [2018-12-09 18:43:01,780 INFO L276 IsEmpty]: Start isEmpty. Operand 2355 states and 2866 transitions. [2018-12-09 18:43:01,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-09 18:43:01,782 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:43:01,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:43:01,857 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 401 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-12-09 18:43:02,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:43:02,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 2359 states and 2876 transitions. [2018-12-09 18:43:02,376 INFO L276 IsEmpty]: Start isEmpty. Operand 2359 states and 2876 transitions. [2018-12-09 18:43:02,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-12-09 18:43:02,377 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:43:02,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:43:02,521 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-12-09 18:43:05,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:43:05,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2902 states to 2385 states and 2902 transitions. [2018-12-09 18:43:05,538 INFO L276 IsEmpty]: Start isEmpty. Operand 2385 states and 2902 transitions. [2018-12-09 18:43:05,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-12-09 18:43:05,540 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:43:05,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:43:05,610 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-12-09 18:43:07,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:43:07,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2910 states to 2394 states and 2910 transitions. [2018-12-09 18:43:07,938 INFO L276 IsEmpty]: Start isEmpty. Operand 2394 states and 2910 transitions. [2018-12-09 18:43:07,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-12-09 18:43:07,939 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:43:07,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:43:08,006 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-12-09 18:43:08,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:43:08,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2910 states to 2395 states and 2910 transitions. [2018-12-09 18:43:08,338 INFO L276 IsEmpty]: Start isEmpty. Operand 2395 states and 2910 transitions. [2018-12-09 18:43:08,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-12-09 18:43:08,339 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:43:08,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:43:08,406 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-12-09 18:43:08,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:43:08,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2910 states to 2396 states and 2910 transitions. [2018-12-09 18:43:08,723 INFO L276 IsEmpty]: Start isEmpty. Operand 2396 states and 2910 transitions. [2018-12-09 18:43:08,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-12-09 18:43:08,724 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:43:08,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:43:08,790 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2018-12-09 18:43:08,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:43:08,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2917 states to 2406 states and 2917 transitions. [2018-12-09 18:43:08,858 INFO L276 IsEmpty]: Start isEmpty. Operand 2406 states and 2917 transitions. [2018-12-09 18:43:08,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-09 18:43:08,859 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:43:08,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:43:09,404 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 373 proven. 0 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2018-12-09 18:43:11,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:43:11,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2929 states to 2412 states and 2929 transitions. [2018-12-09 18:43:11,048 INFO L276 IsEmpty]: Start isEmpty. Operand 2412 states and 2929 transitions. [2018-12-09 18:43:11,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-12-09 18:43:11,049 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:43:11,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:43:12,282 INFO L134 CoverageAnalysis]: Checked inductivity of 745 backedges. 529 proven. 39 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-12-09 18:43:19,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:43:19,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2964 states to 2442 states and 2964 transitions. [2018-12-09 18:43:19,101 INFO L276 IsEmpty]: Start isEmpty. Operand 2442 states and 2964 transitions. [2018-12-09 18:43:19,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-12-09 18:43:19,102 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:43:19,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:43:19,264 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 372 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2018-12-09 18:43:20,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:43:20,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2978 states to 2457 states and 2978 transitions. [2018-12-09 18:43:20,089 INFO L276 IsEmpty]: Start isEmpty. Operand 2457 states and 2978 transitions. [2018-12-09 18:43:20,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-12-09 18:43:20,091 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:43:20,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:43:20,196 INFO L134 CoverageAnalysis]: Checked inductivity of 627 backedges. 433 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2018-12-09 18:43:21,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:43:21,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2988 states to 2465 states and 2988 transitions. [2018-12-09 18:43:21,142 INFO L276 IsEmpty]: Start isEmpty. Operand 2465 states and 2988 transitions. [2018-12-09 18:43:21,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-09 18:43:21,143 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:43:21,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:43:21,229 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-12-09 18:43:25,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:43:25,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3021 states to 2490 states and 3021 transitions. [2018-12-09 18:43:25,829 INFO L276 IsEmpty]: Start isEmpty. Operand 2490 states and 3021 transitions. [2018-12-09 18:43:25,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-09 18:43:25,830 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:43:25,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:43:25,913 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-12-09 18:43:31,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:43:31,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3048 states to 2510 states and 3048 transitions. [2018-12-09 18:43:31,353 INFO L276 IsEmpty]: Start isEmpty. Operand 2510 states and 3048 transitions. [2018-12-09 18:43:31,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-09 18:43:31,354 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:43:31,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:43:31,433 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-12-09 18:43:33,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:43:33,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3058 states to 2522 states and 3058 transitions. [2018-12-09 18:43:33,044 INFO L276 IsEmpty]: Start isEmpty. Operand 2522 states and 3058 transitions. [2018-12-09 18:43:33,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-09 18:43:33,046 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:43:33,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:43:33,124 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-12-09 18:43:35,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:43:35,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3076 states to 2541 states and 3076 transitions. [2018-12-09 18:43:35,169 INFO L276 IsEmpty]: Start isEmpty. Operand 2541 states and 3076 transitions. [2018-12-09 18:43:35,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-09 18:43:35,171 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:43:35,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:43:35,261 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-12-09 18:43:36,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:43:36,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3076 states to 2542 states and 3076 transitions. [2018-12-09 18:43:36,308 INFO L276 IsEmpty]: Start isEmpty. Operand 2542 states and 3076 transitions. [2018-12-09 18:43:36,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-12-09 18:43:36,311 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:43:36,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:43:36,411 INFO L134 CoverageAnalysis]: Checked inductivity of 635 backedges. 441 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2018-12-09 18:43:37,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:43:37,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3082 states to 2548 states and 3082 transitions. [2018-12-09 18:43:37,456 INFO L276 IsEmpty]: Start isEmpty. Operand 2548 states and 3082 transitions. [2018-12-09 18:43:37,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-12-09 18:43:37,457 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:43:37,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:43:38,083 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 380 proven. 167 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-09 18:43:43,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:43:43,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3130 states to 2585 states and 3130 transitions. [2018-12-09 18:43:43,826 INFO L276 IsEmpty]: Start isEmpty. Operand 2585 states and 3130 transitions. [2018-12-09 18:43:43,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-12-09 18:43:43,827 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:43:43,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:43:44,008 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 380 proven. 167 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-09 18:43:44,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:43:44,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3137 states to 2593 states and 3137 transitions. [2018-12-09 18:43:44,856 INFO L276 IsEmpty]: Start isEmpty. Operand 2593 states and 3137 transitions. [2018-12-09 18:43:44,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-12-09 18:43:44,857 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:43:44,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:43:44,923 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2018-12-09 18:43:46,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:43:46,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 2609 states and 3152 transitions. [2018-12-09 18:43:46,629 INFO L276 IsEmpty]: Start isEmpty. Operand 2609 states and 3152 transitions. [2018-12-09 18:43:46,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-12-09 18:43:46,630 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:43:46,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:43:46,696 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2018-12-09 18:43:47,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:43:47,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 2610 states and 3152 transitions. [2018-12-09 18:43:47,021 INFO L276 IsEmpty]: Start isEmpty. Operand 2610 states and 3152 transitions. [2018-12-09 18:43:47,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-09 18:43:47,022 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:43:47,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:43:47,078 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 453 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2018-12-09 18:43:50,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:43:50,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3191 states to 2637 states and 3191 transitions. [2018-12-09 18:43:50,543 INFO L276 IsEmpty]: Start isEmpty. Operand 2637 states and 3191 transitions. [2018-12-09 18:43:50,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-09 18:43:50,545 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:43:50,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:43:50,601 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 453 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2018-12-09 18:43:51,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:43:51,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3207 states to 2651 states and 3207 transitions. [2018-12-09 18:43:51,656 INFO L276 IsEmpty]: Start isEmpty. Operand 2651 states and 3207 transitions. [2018-12-09 18:43:51,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-12-09 18:43:51,657 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:43:51,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:43:51,719 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-09 18:43:52,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:43:52,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3209 states to 2653 states and 3209 transitions. [2018-12-09 18:43:52,040 INFO L276 IsEmpty]: Start isEmpty. Operand 2653 states and 3209 transitions. [2018-12-09 18:43:52,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-12-09 18:43:52,041 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:43:52,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:43:52,104 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-09 18:43:52,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:43:52,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3232 states to 2675 states and 3232 transitions. [2018-12-09 18:43:52,766 INFO L276 IsEmpty]: Start isEmpty. Operand 2675 states and 3232 transitions. [2018-12-09 18:43:52,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-12-09 18:43:52,767 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:43:52,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:43:52,830 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-09 18:43:53,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:43:53,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3247 states to 2690 states and 3247 transitions. [2018-12-09 18:43:53,819 INFO L276 IsEmpty]: Start isEmpty. Operand 2690 states and 3247 transitions. [2018-12-09 18:43:53,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-12-09 18:43:53,821 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:43:53,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:43:53,883 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-09 18:43:54,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:43:54,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3252 states to 2694 states and 3252 transitions. [2018-12-09 18:43:54,385 INFO L276 IsEmpty]: Start isEmpty. Operand 2694 states and 3252 transitions. [2018-12-09 18:43:54,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-12-09 18:43:54,387 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:43:54,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:43:54,528 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-12-09 18:43:54,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:43:54,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3254 states to 2697 states and 3254 transitions. [2018-12-09 18:43:54,574 INFO L276 IsEmpty]: Start isEmpty. Operand 2697 states and 3254 transitions. [2018-12-09 18:43:54,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-12-09 18:43:54,575 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:43:54,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:43:54,648 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 357 proven. 0 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2018-12-09 18:43:56,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:43:56,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3295 states to 2738 states and 3295 transitions. [2018-12-09 18:43:56,936 INFO L276 IsEmpty]: Start isEmpty. Operand 2738 states and 3295 transitions. [2018-12-09 18:43:56,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-12-09 18:43:56,937 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:43:56,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:43:58,156 INFO L134 CoverageAnalysis]: Checked inductivity of 692 backedges. 469 proven. 42 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-12-09 18:44:02,343 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-12-09 18:44:05,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:44:05,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3377 states to 2810 states and 3377 transitions. [2018-12-09 18:44:05,495 INFO L276 IsEmpty]: Start isEmpty. Operand 2810 states and 3377 transitions. [2018-12-09 18:44:05,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-12-09 18:44:05,497 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:44:05,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:44:05,648 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 475 proven. 0 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2018-12-09 18:44:06,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:44:06,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3382 states to 2815 states and 3382 transitions. [2018-12-09 18:44:06,426 INFO L276 IsEmpty]: Start isEmpty. Operand 2815 states and 3382 transitions. [2018-12-09 18:44:06,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-12-09 18:44:06,428 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:44:06,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:44:06,539 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 463 proven. 128 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-09 18:44:07,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:44:07,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3386 states to 2820 states and 3386 transitions. [2018-12-09 18:44:07,764 INFO L276 IsEmpty]: Start isEmpty. Operand 2820 states and 3386 transitions. [2018-12-09 18:44:07,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-12-09 18:44:07,765 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:44:07,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:44:07,891 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 463 proven. 128 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-09 18:44:09,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:44:09,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3402 states to 2836 states and 3402 transitions. [2018-12-09 18:44:09,530 INFO L276 IsEmpty]: Start isEmpty. Operand 2836 states and 3402 transitions. [2018-12-09 18:44:09,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2018-12-09 18:44:09,531 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:44:09,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:44:09,661 INFO L134 CoverageAnalysis]: Checked inductivity of 769 backedges. 517 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2018-12-09 18:44:10,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:44:10,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3417 states to 2850 states and 3417 transitions. [2018-12-09 18:44:10,733 INFO L276 IsEmpty]: Start isEmpty. Operand 2850 states and 3417 transitions. [2018-12-09 18:44:10,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-09 18:44:10,735 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:44:10,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:44:15,538 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-09 18:44:42,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:44:42,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3422 states to 2827 states and 3422 transitions. [2018-12-09 18:44:42,785 INFO L276 IsEmpty]: Start isEmpty. Operand 2827 states and 3422 transitions. [2018-12-09 18:44:42,786 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 18:44:42,786 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 202 iterations. [2018-12-09 18:44:42,792 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 18:44:42,903 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 29 [2018-12-09 18:44:43,177 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 36 [2018-12-09 18:44:43,431 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 34 [2018-12-09 18:44:43,571 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 33 [2018-12-09 18:44:43,717 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 24 [2018-12-09 18:44:43,912 WARN L180 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 36 [2018-12-09 18:44:44,092 WARN L180 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 36 [2018-12-09 18:44:44,318 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 24 [2018-12-09 18:44:44,423 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 33 [2018-12-09 18:44:44,618 WARN L180 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 36 [2018-12-09 18:44:44,856 WARN L180 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 36 [2018-12-09 18:44:45,046 WARN L180 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 36 [2018-12-09 18:44:45,228 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 31 [2018-12-09 18:44:45,472 WARN L180 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 36 [2018-12-09 18:44:45,725 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 34 [2018-12-09 18:44:45,828 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 33 [2018-12-09 18:44:45,988 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 29 [2018-12-09 18:44:46,282 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 29 [2018-12-09 18:44:46,720 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 33 [2018-12-09 18:44:46,974 WARN L180 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 36 [2018-12-09 18:44:47,197 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 33 [2018-12-09 18:44:47,423 WARN L180 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 33 [2018-12-09 18:44:47,728 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 29 [2018-12-09 18:44:47,879 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 24 [2018-12-09 18:44:48,464 WARN L180 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 36 [2018-12-09 18:44:48,723 WARN L180 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 54 [2018-12-09 18:44:49,144 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 34 [2018-12-09 18:44:49,330 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 34 [2018-12-09 18:44:49,481 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 34 [2018-12-09 18:44:49,592 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 33 [2018-12-09 18:44:49,801 WARN L180 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 36 [2018-12-09 18:44:49,801 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:44:49,803 INFO L583 CodeCheckObserver]: Invariant with dag size 24 [2018-12-09 18:44:49,807 INFO L583 CodeCheckObserver]: Invariant with dag size 24 [2018-12-09 18:44:49,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 06:44:49 ImpRootNode [2018-12-09 18:44:49,808 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 18:44:49,808 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 18:44:49,808 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 18:44:49,808 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 18:44:49,809 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:39:53" (3/4) ... [2018-12-09 18:44:49,811 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 18:44:49,821 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 100 nodes and edges [2018-12-09 18:44:49,821 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-12-09 18:44:49,822 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-09 18:44:49,877 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_317603c3-2b7c-48fe-a9a9-418c09b58d97/bin-2019/ukojak/witness.graphml [2018-12-09 18:44:49,877 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 18:44:49,878 INFO L168 Benchmark]: Toolchain (without parser) took 297831.86 ms. Allocated memory was 1.0 GB in the beginning and 3.8 GB in the end (delta: 2.8 GB). Free memory was 946.3 MB in the beginning and 2.0 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. [2018-12-09 18:44:49,878 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 18:44:49,879 INFO L168 Benchmark]: CACSL2BoogieTranslator took 368.33 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.6 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -146.0 MB). Peak memory consumption was 35.5 MB. Max. memory is 11.5 GB. [2018-12-09 18:44:49,879 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.17 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 18:44:49,879 INFO L168 Benchmark]: Boogie Preprocessor took 40.32 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 18:44:49,879 INFO L168 Benchmark]: RCFGBuilder took 998.99 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 875.1 MB in the end (delta: 201.2 MB). Peak memory consumption was 201.2 MB. Max. memory is 11.5 GB. [2018-12-09 18:44:49,879 INFO L168 Benchmark]: CodeCheck took 296305.05 ms. Allocated memory was 1.1 GB in the beginning and 3.8 GB in the end (delta: 2.7 GB). Free memory was 875.1 MB in the beginning and 2.0 GB in the end (delta: -1.1 GB). Peak memory consumption was 3.0 GB. Max. memory is 11.5 GB. [2018-12-09 18:44:49,880 INFO L168 Benchmark]: Witness Printer took 69.12 ms. Allocated memory is still 3.8 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 2.2 kB). Peak memory consumption was 2.2 kB. Max. memory is 11.5 GB. [2018-12-09 18:44:49,881 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 198 locations, 1 error locations. SAFE Result, 289.2s OverallTime, 202 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 872973456 SDtfs, 768364086 SDslu, 942873444 SDs, 0 SdLazy, -560828810 SolverSat, -1404196740 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 834.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 254213 GetRequests, 248920 SyntacticMatches, 3165 SemanticMatches, 2128 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3169399 ImplicationChecksByTransitivity, 262.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.7s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 25.0s InterpolantComputationTime, 38086 NumberOfCodeBlocks, 38086 NumberOfCodeBlocksAsserted, 201 NumberOfCheckSat, 37885 ConstructedInterpolants, 0 QuantifiedInterpolants, 30558242 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 201 InterpolantComputations, 175 PerfectInterpolantSequences, 47675/49249 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: 491]: 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: (!(a7 == 1) || !(a16 == 6)) || ((((!(a21 == 1) && a8 == 13) && a12 == 8) && a17 <= 0) && a20 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (!(a7 == 1) || !(a16 == 6)) || ((((!(a21 == 1) && a8 == 13) && a12 == 8) && a17 <= 0) && a20 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 368.33 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.6 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -146.0 MB). Peak memory consumption was 35.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 47.17 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.32 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 998.99 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 875.1 MB in the end (delta: 201.2 MB). Peak memory consumption was 201.2 MB. Max. memory is 11.5 GB. * CodeCheck took 296305.05 ms. Allocated memory was 1.1 GB in the beginning and 3.8 GB in the end (delta: 2.7 GB). Free memory was 875.1 MB in the beginning and 2.0 GB in the end (delta: -1.1 GB). Peak memory consumption was 3.0 GB. Max. memory is 11.5 GB. * Witness Printer took 69.12 ms. Allocated memory is still 3.8 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 2.2 kB). Peak memory consumption was 2.2 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...