./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label01_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_b5ffa1ba-3464-461d-8193-45857efd7304/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b5ffa1ba-3464-461d-8193-45857efd7304/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b5ffa1ba-3464-461d-8193-45857efd7304/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b5ffa1ba-3464-461d-8193-45857efd7304/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label01_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b5ffa1ba-3464-461d-8193-45857efd7304/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b5ffa1ba-3464-461d-8193-45857efd7304/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 dab50d57c53f23a15c1109c01d840c6793808077 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 12:03:55,533 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 12:03:55,534 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 12:03:55,540 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 12:03:55,540 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 12:03:55,540 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 12:03:55,541 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 12:03:55,542 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 12:03:55,542 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 12:03:55,543 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 12:03:55,543 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 12:03:55,543 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 12:03:55,544 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 12:03:55,544 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 12:03:55,545 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 12:03:55,545 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 12:03:55,545 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 12:03:55,546 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 12:03:55,547 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 12:03:55,548 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 12:03:55,548 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 12:03:55,549 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 12:03:55,550 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 12:03:55,550 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 12:03:55,550 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 12:03:55,550 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 12:03:55,551 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 12:03:55,551 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 12:03:55,552 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 12:03:55,552 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 12:03:55,552 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 12:03:55,553 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 12:03:55,553 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 12:03:55,553 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 12:03:55,553 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 12:03:55,554 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 12:03:55,554 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b5ffa1ba-3464-461d-8193-45857efd7304/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 12:03:55,561 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 12:03:55,561 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 12:03:55,561 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 12:03:55,562 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 12:03:55,562 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 12:03:55,562 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 12:03:55,562 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 12:03:55,562 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 12:03:55,562 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 12:03:55,562 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 12:03:55,562 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 12:03:55,563 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 12:03:55,563 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 12:03:55,563 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 12:03:55,563 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 12:03:55,563 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 12:03:55,563 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 12:03:55,563 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 12:03:55,563 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 12:03:55,563 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 12:03:55,563 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 12:03:55,563 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 12:03:55,564 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 12:03:55,564 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 12:03:55,564 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 12:03:55,564 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 12:03:55,564 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 12:03:55,564 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 12:03:55,564 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 12:03:55,564 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_b5ffa1ba-3464-461d-8193-45857efd7304/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 -> dab50d57c53f23a15c1109c01d840c6793808077 [2018-12-09 12:03:55,581 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 12:03:55,589 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 12:03:55,591 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 12:03:55,591 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 12:03:55,592 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 12:03:55,592 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b5ffa1ba-3464-461d-8193-45857efd7304/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label01_true-unreach-call_false-termination.c [2018-12-09 12:03:55,625 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b5ffa1ba-3464-461d-8193-45857efd7304/bin-2019/ukojak/data/116a3eb7f/5d9f4c2d092049f28310cb94b8a7056b/FLAG4cfa63410 [2018-12-09 12:03:56,134 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 12:03:56,134 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b5ffa1ba-3464-461d-8193-45857efd7304/sv-benchmarks/c/eca-rers2012/Problem01_label01_true-unreach-call_false-termination.c [2018-12-09 12:03:56,141 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b5ffa1ba-3464-461d-8193-45857efd7304/bin-2019/ukojak/data/116a3eb7f/5d9f4c2d092049f28310cb94b8a7056b/FLAG4cfa63410 [2018-12-09 12:03:56,149 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b5ffa1ba-3464-461d-8193-45857efd7304/bin-2019/ukojak/data/116a3eb7f/5d9f4c2d092049f28310cb94b8a7056b [2018-12-09 12:03:56,151 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 12:03:56,152 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 12:03:56,153 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 12:03:56,153 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 12:03:56,155 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 12:03:56,155 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:03:56" (1/1) ... [2018-12-09 12:03:56,157 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ba821c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:56, skipping insertion in model container [2018-12-09 12:03:56,157 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:03:56" (1/1) ... [2018-12-09 12:03:56,163 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 12:03:56,192 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 12:03:56,363 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:03:56,366 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 12:03:56,446 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:03:56,455 INFO L195 MainTranslator]: Completed translation [2018-12-09 12:03:56,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:56 WrapperNode [2018-12-09 12:03:56,455 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 12:03:56,456 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 12:03:56,456 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 12:03:56,456 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 12:03:56,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:56" (1/1) ... [2018-12-09 12:03:56,470 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:56" (1/1) ... [2018-12-09 12:03:56,496 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 12:03:56,497 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 12:03:56,497 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 12:03:56,497 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 12:03:56,503 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:56" (1/1) ... [2018-12-09 12:03:56,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:56" (1/1) ... [2018-12-09 12:03:56,505 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:56" (1/1) ... [2018-12-09 12:03:56,505 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:56" (1/1) ... [2018-12-09 12:03:56,514 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:56" (1/1) ... [2018-12-09 12:03:56,520 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:56" (1/1) ... [2018-12-09 12:03:56,523 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:56" (1/1) ... [2018-12-09 12:03:56,526 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 12:03:56,526 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 12:03:56,526 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 12:03:56,526 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 12:03:56,527 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b5ffa1ba-3464-461d-8193-45857efd7304/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 12:03:56,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 12:03:56,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 12:03:57,529 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 12:03:57,529 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-09 12:03:57,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:03:57 BoogieIcfgContainer [2018-12-09 12:03:57,530 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 12:03:57,530 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 12:03:57,530 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 12:03:57,537 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 12:03:57,537 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:03:57" (1/1) ... [2018-12-09 12:03:57,545 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:03:57,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:03:57,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2018-12-09 12:03:57,570 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2018-12-09 12:03:57,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-09 12:03:57,573 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:03:57,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:03:57,755 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 12:03:58,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:03:58,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 145 states and 232 transitions. [2018-12-09 12:03:58,067 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 232 transitions. [2018-12-09 12:03:58,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-09 12:03:58,068 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:03:58,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:03:58,133 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 12:03:58,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:03:58,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 146 states and 233 transitions. [2018-12-09 12:03:58,260 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 233 transitions. [2018-12-09 12:03:58,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-09 12:03:58,261 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:03:58,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:03:58,299 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 12:03:58,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:03:58,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 150 states and 240 transitions. [2018-12-09 12:03:58,372 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 240 transitions. [2018-12-09 12:03:58,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-09 12:03:58,373 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:03:58,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:03:58,419 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 12:03:58,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:03:58,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 219 states and 335 transitions. [2018-12-09 12:03:58,769 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 335 transitions. [2018-12-09 12:03:58,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-09 12:03:58,770 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:03:58,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:03:58,784 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 12:03:58,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:03:58,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 220 states and 336 transitions. [2018-12-09 12:03:58,819 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 336 transitions. [2018-12-09 12:03:58,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-09 12:03:58,822 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:03:58,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:03:58,845 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 12:03:59,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:03:59,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 231 states and 354 transitions. [2018-12-09 12:03:59,086 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 354 transitions. [2018-12-09 12:03:59,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-09 12:03:59,087 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:03:59,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:03:59,142 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 12:03:59,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:03:59,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 245 states and 374 transitions. [2018-12-09 12:03:59,526 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 374 transitions. [2018-12-09 12:03:59,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-09 12:03:59,527 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:03:59,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:03:59,597 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 12:03:59,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:03:59,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 260 states and 396 transitions. [2018-12-09 12:03:59,988 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 396 transitions. [2018-12-09 12:03:59,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-09 12:03:59,989 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:03:59,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:00,010 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 12:04:00,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:00,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 266 states and 405 transitions. [2018-12-09 12:04:00,295 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 405 transitions. [2018-12-09 12:04:00,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-09 12:04:00,295 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:00,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:00,333 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 12:04:00,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:00,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 281 states and 424 transitions. [2018-12-09 12:04:00,616 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 424 transitions. [2018-12-09 12:04:00,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-09 12:04:00,617 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:00,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:00,667 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 12:04:01,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:01,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 295 states and 444 transitions. [2018-12-09 12:04:01,175 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 444 transitions. [2018-12-09 12:04:01,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-09 12:04:01,176 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:01,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:01,199 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 12:04:01,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:01,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 298 states and 448 transitions. [2018-12-09 12:04:01,278 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 448 transitions. [2018-12-09 12:04:01,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-09 12:04:01,279 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:01,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:01,294 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 12:04:01,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:01,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 303 states and 454 transitions. [2018-12-09 12:04:01,315 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 454 transitions. [2018-12-09 12:04:01,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-09 12:04:01,316 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:01,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:01,329 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 12:04:01,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:01,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 322 states and 475 transitions. [2018-12-09 12:04:01,423 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 475 transitions. [2018-12-09 12:04:01,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-09 12:04:01,424 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:01,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:01,438 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 12:04:01,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:01,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 331 states and 483 transitions. [2018-12-09 12:04:01,668 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 483 transitions. [2018-12-09 12:04:01,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-09 12:04:01,669 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:01,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:01,685 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 12:04:02,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:02,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 358 states and 518 transitions. [2018-12-09 12:04:02,368 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 518 transitions. [2018-12-09 12:04:02,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-09 12:04:02,368 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:02,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:02,391 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 12:04:02,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:02,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 365 states and 526 transitions. [2018-12-09 12:04:02,456 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 526 transitions. [2018-12-09 12:04:02,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-09 12:04:02,457 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:02,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:02,473 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 12:04:02,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:02,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 367 states and 528 transitions. [2018-12-09 12:04:02,486 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 528 transitions. [2018-12-09 12:04:02,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-09 12:04:02,487 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:02,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:02,534 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 12:04:02,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:02,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 382 states and 545 transitions. [2018-12-09 12:04:02,686 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 545 transitions. [2018-12-09 12:04:02,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-09 12:04:02,686 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:02,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:02,753 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 12:04:03,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:03,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 485 states and 661 transitions. [2018-12-09 12:04:03,717 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 661 transitions. [2018-12-09 12:04:03,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-09 12:04:03,718 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:03,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:03,751 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 12:04:03,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:03,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 492 states and 670 transitions. [2018-12-09 12:04:03,901 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 670 transitions. [2018-12-09 12:04:03,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-09 12:04:03,902 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:03,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:03,915 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 12:04:04,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:04,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 503 states and 682 transitions. [2018-12-09 12:04:04,197 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 682 transitions. [2018-12-09 12:04:04,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-09 12:04:04,198 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:04,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:04,254 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 12:04:04,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:04,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 525 states and 705 transitions. [2018-12-09 12:04:04,750 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 705 transitions. [2018-12-09 12:04:04,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-09 12:04:04,751 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:04,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:04,770 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 12:04:04,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:04,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 538 states and 717 transitions. [2018-12-09 12:04:04,894 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 717 transitions. [2018-12-09 12:04:04,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-09 12:04:04,895 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:04,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:04,913 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 12:04:05,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:05,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 559 states and 739 transitions. [2018-12-09 12:04:05,161 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 739 transitions. [2018-12-09 12:04:05,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-09 12:04:05,162 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:05,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:05,182 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 12:04:05,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:05,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 567 states and 747 transitions. [2018-12-09 12:04:05,214 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 747 transitions. [2018-12-09 12:04:05,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-09 12:04:05,215 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:05,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:05,327 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 12:04:05,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:05,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 594 states and 785 transitions. [2018-12-09 12:04:05,769 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 785 transitions. [2018-12-09 12:04:05,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-09 12:04:05,770 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:05,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:05,833 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 12:04:06,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:06,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 605 states and 798 transitions. [2018-12-09 12:04:06,132 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 798 transitions. [2018-12-09 12:04:06,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-09 12:04:06,133 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:06,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:06,164 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:04:06,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:06,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 628 states and 821 transitions. [2018-12-09 12:04:06,246 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 821 transitions. [2018-12-09 12:04:06,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-09 12:04:06,247 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:06,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:06,748 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:04:08,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:08,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 684 states and 876 transitions. [2018-12-09 12:04:08,397 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 876 transitions. [2018-12-09 12:04:08,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-09 12:04:08,398 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:08,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:08,440 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 12:04:08,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:08,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 702 states and 894 transitions. [2018-12-09 12:04:08,995 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 894 transitions. [2018-12-09 12:04:08,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-09 12:04:08,996 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:09,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:09,036 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 12:04:09,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:09,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 713 states and 904 transitions. [2018-12-09 12:04:09,466 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 904 transitions. [2018-12-09 12:04:09,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-09 12:04:09,467 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:09,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:09,486 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 12:04:09,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:09,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 733 states and 924 transitions. [2018-12-09 12:04:09,565 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 924 transitions. [2018-12-09 12:04:09,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 12:04:09,566 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:09,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:09,612 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 12:04:09,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:09,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 735 states and 925 transitions. [2018-12-09 12:04:09,704 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 925 transitions. [2018-12-09 12:04:09,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 12:04:09,705 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:09,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:09,868 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:04:10,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:10,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 806 states and 996 transitions. [2018-12-09 12:04:10,734 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 996 transitions. [2018-12-09 12:04:10,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-09 12:04:10,735 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:10,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:10,780 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-09 12:04:12,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:12,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 847 states and 1047 transitions. [2018-12-09 12:04:12,246 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1047 transitions. [2018-12-09 12:04:12,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-09 12:04:12,247 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:12,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:12,338 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 12:04:12,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:12,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 861 states and 1066 transitions. [2018-12-09 12:04:12,655 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1066 transitions. [2018-12-09 12:04:12,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-09 12:04:12,656 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:12,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:12,693 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 12:04:12,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:12,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 869 states and 1073 transitions. [2018-12-09 12:04:12,969 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1073 transitions. [2018-12-09 12:04:12,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-09 12:04:12,970 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:12,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:13,002 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 12:04:13,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:13,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 873 states and 1079 transitions. [2018-12-09 12:04:13,194 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1079 transitions. [2018-12-09 12:04:13,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-09 12:04:13,195 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:13,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:13,327 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-09 12:04:13,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:13,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 884 states and 1098 transitions. [2018-12-09 12:04:13,756 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1098 transitions. [2018-12-09 12:04:13,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-09 12:04:13,757 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:13,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:13,776 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-09 12:04:14,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:14,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 893 states and 1108 transitions. [2018-12-09 12:04:14,097 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1108 transitions. [2018-12-09 12:04:14,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-09 12:04:14,098 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:14,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:14,117 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-09 12:04:14,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:14,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 900 states and 1114 transitions. [2018-12-09 12:04:14,333 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1114 transitions. [2018-12-09 12:04:14,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-12-09 12:04:14,333 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:14,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:14,356 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-09 12:04:14,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:14,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 901 states and 1115 transitions. [2018-12-09 12:04:14,403 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1115 transitions. [2018-12-09 12:04:14,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-09 12:04:14,404 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:14,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:14,424 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-09 12:04:14,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:14,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 902 states and 1116 transitions. [2018-12-09 12:04:14,446 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1116 transitions. [2018-12-09 12:04:14,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-09 12:04:14,447 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:14,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:14,484 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 12:04:14,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:14,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 923 states and 1137 transitions. [2018-12-09 12:04:14,552 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1137 transitions. [2018-12-09 12:04:14,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 12:04:14,553 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:14,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:15,950 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 12:04:17,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:17,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 975 states and 1191 transitions. [2018-12-09 12:04:17,770 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1191 transitions. [2018-12-09 12:04:17,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-09 12:04:17,771 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:17,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:17,797 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 12:04:17,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:17,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 977 states and 1193 transitions. [2018-12-09 12:04:17,848 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1193 transitions. [2018-12-09 12:04:17,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-09 12:04:17,849 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:17,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:17,877 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 12:04:18,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:18,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 1003 states and 1228 transitions. [2018-12-09 12:04:18,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1228 transitions. [2018-12-09 12:04:18,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-09 12:04:18,923 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:18,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:18,956 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 12:04:19,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:19,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 1006 states and 1233 transitions. [2018-12-09 12:04:19,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1233 transitions. [2018-12-09 12:04:19,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-09 12:04:19,059 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:19,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:19,087 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 12:04:19,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:19,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 1014 states and 1241 transitions. [2018-12-09 12:04:19,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1241 transitions. [2018-12-09 12:04:19,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-09 12:04:19,292 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:19,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:19,320 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 12:04:19,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:19,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 1017 states and 1245 transitions. [2018-12-09 12:04:19,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1245 transitions. [2018-12-09 12:04:19,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-09 12:04:19,692 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:19,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:19,725 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-09 12:04:20,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:20,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1039 states and 1269 transitions. [2018-12-09 12:04:20,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1269 transitions. [2018-12-09 12:04:20,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-09 12:04:20,699 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:20,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:20,743 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-09 12:04:21,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:21,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 1057 states and 1287 transitions. [2018-12-09 12:04:21,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1287 transitions. [2018-12-09 12:04:21,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-09 12:04:21,644 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:21,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:21,682 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-09 12:04:21,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:21,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 1065 states and 1295 transitions. [2018-12-09 12:04:21,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1295 transitions. [2018-12-09 12:04:21,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-12-09 12:04:21,891 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:21,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:21,935 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-09 12:04:22,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:22,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 1068 states and 1297 transitions. [2018-12-09 12:04:22,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 1297 transitions. [2018-12-09 12:04:22,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-09 12:04:22,262 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:22,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:22,298 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 12:04:25,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:25,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1135 states and 1391 transitions. [2018-12-09 12:04:25,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1391 transitions. [2018-12-09 12:04:25,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-09 12:04:25,708 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:25,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:25,752 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 12:04:26,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:26,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 1154 states and 1409 transitions. [2018-12-09 12:04:26,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 1409 transitions. [2018-12-09 12:04:26,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-09 12:04:26,770 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:26,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:26,810 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 12:04:26,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:26,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 1158 states and 1413 transitions. [2018-12-09 12:04:26,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1413 transitions. [2018-12-09 12:04:26,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-09 12:04:26,997 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:27,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:27,033 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 12:04:27,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:27,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 1159 states and 1423 transitions. [2018-12-09 12:04:27,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1423 transitions. [2018-12-09 12:04:27,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-09 12:04:27,321 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:27,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:27,349 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 12:04:27,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:27,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 1163 states and 1429 transitions. [2018-12-09 12:04:27,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 1429 transitions. [2018-12-09 12:04:27,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-09 12:04:27,669 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:27,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:27,702 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-09 12:04:28,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:28,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1182 states and 1449 transitions. [2018-12-09 12:04:28,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1449 transitions. [2018-12-09 12:04:28,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 12:04:28,482 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:28,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:28,534 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 12:04:28,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:28,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 1187 states and 1458 transitions. [2018-12-09 12:04:28,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1458 transitions. [2018-12-09 12:04:28,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-12-09 12:04:28,688 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:28,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:28,716 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-09 12:04:28,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:28,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 1197 states and 1468 transitions. [2018-12-09 12:04:28,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 1468 transitions. [2018-12-09 12:04:28,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-09 12:04:28,967 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:28,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:29,002 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 12:04:30,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:30,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 1219 states and 1494 transitions. [2018-12-09 12:04:30,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1494 transitions. [2018-12-09 12:04:30,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-09 12:04:30,019 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:30,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:30,056 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 12:04:30,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:30,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 1222 states and 1496 transitions. [2018-12-09 12:04:30,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 1496 transitions. [2018-12-09 12:04:30,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-09 12:04:30,294 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:30,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:30,347 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 12:04:30,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:30,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 1230 states and 1503 transitions. [2018-12-09 12:04:30,601 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1503 transitions. [2018-12-09 12:04:30,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-09 12:04:30,601 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:30,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:30,637 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 12:04:30,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:30,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1233 states and 1505 transitions. [2018-12-09 12:04:30,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 1505 transitions. [2018-12-09 12:04:30,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-12-09 12:04:30,965 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:30,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:30,996 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-12-09 12:04:33,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:33,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 1257 states and 1536 transitions. [2018-12-09 12:04:33,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1536 transitions. [2018-12-09 12:04:33,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-09 12:04:33,068 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:33,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:33,159 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 12:04:34,351 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 28 [2018-12-09 12:04:37,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:37,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 1324 states and 1612 transitions. [2018-12-09 12:04:37,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1612 transitions. [2018-12-09 12:04:37,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-09 12:04:37,532 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:37,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:37,609 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 12:04:37,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:37,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1617 states to 1328 states and 1617 transitions. [2018-12-09 12:04:37,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1617 transitions. [2018-12-09 12:04:37,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-09 12:04:37,853 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:37,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:37,928 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 12:04:38,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:38,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1336 states and 1624 transitions. [2018-12-09 12:04:38,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1624 transitions. [2018-12-09 12:04:38,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-09 12:04:38,509 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:38,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:38,605 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 12:04:38,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:38,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1337 states and 1624 transitions. [2018-12-09 12:04:38,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 1624 transitions. [2018-12-09 12:04:38,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-12-09 12:04:38,882 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:38,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:38,933 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-09 12:04:39,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:39,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1361 states and 1648 transitions. [2018-12-09 12:04:39,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1648 transitions. [2018-12-09 12:04:39,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-12-09 12:04:39,459 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:39,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:39,506 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-09 12:04:39,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:39,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1369 states and 1655 transitions. [2018-12-09 12:04:39,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 1655 transitions. [2018-12-09 12:04:39,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-12-09 12:04:39,772 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:39,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:39,874 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 326 proven. 4 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-09 12:04:40,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:40,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1388 states and 1682 transitions. [2018-12-09 12:04:40,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 1682 transitions. [2018-12-09 12:04:40,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-12-09 12:04:40,462 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:40,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:40,506 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-09 12:04:40,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:40,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 1415 states and 1709 transitions. [2018-12-09 12:04:40,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 1709 transitions. [2018-12-09 12:04:40,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-12-09 12:04:40,911 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:40,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:40,956 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-12-09 12:04:41,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:41,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 1420 states and 1713 transitions. [2018-12-09 12:04:41,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 1713 transitions. [2018-12-09 12:04:41,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-12-09 12:04:41,096 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:41,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:42,391 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 12:04:45,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:45,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 1444 states and 1741 transitions. [2018-12-09 12:04:45,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 1741 transitions. [2018-12-09 12:04:45,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-09 12:04:45,980 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:45,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:46,036 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2018-12-09 12:04:46,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:46,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 1448 states and 1744 transitions. [2018-12-09 12:04:46,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 1744 transitions. [2018-12-09 12:04:46,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-09 12:04:46,202 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:46,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:46,348 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-09 12:04:47,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:47,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 1491 states and 1791 transitions. [2018-12-09 12:04:47,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 1791 transitions. [2018-12-09 12:04:47,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-09 12:04:47,587 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:47,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:48,666 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 282 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-09 12:04:51,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:51,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 1546 states and 1854 transitions. [2018-12-09 12:04:51,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 1854 transitions. [2018-12-09 12:04:51,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-12-09 12:04:51,784 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:51,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:52,570 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 389 proven. 60 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-09 12:04:55,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:04:55,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1890 states to 1576 states and 1890 transitions. [2018-12-09 12:04:55,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 1890 transitions. [2018-12-09 12:04:55,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-09 12:04:55,793 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:04:55,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:04:57,605 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-09 12:05:01,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:05:01,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1938 states to 1621 states and 1938 transitions. [2018-12-09 12:05:01,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1621 states and 1938 transitions. [2018-12-09 12:05:01,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-09 12:05:01,088 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:05:01,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:05:01,361 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-09 12:05:01,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:05:01,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1941 states to 1624 states and 1941 transitions. [2018-12-09 12:05:01,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 1941 transitions. [2018-12-09 12:05:01,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-12-09 12:05:01,669 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:05:01,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:05:01,719 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 226 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-12-09 12:05:02,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:05:02,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2014 states to 1694 states and 2014 transitions. [2018-12-09 12:05:02,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1694 states and 2014 transitions. [2018-12-09 12:05:02,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-12-09 12:05:02,313 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:05:02,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:05:02,555 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 278 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-09 12:05:03,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:05:03,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2042 states to 1723 states and 2042 transitions. [2018-12-09 12:05:03,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 2042 transitions. [2018-12-09 12:05:03,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-09 12:05:03,241 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:05:03,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:05:03,469 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 193 proven. 0 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2018-12-09 12:05:04,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:05:04,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 1793 states and 2116 transitions. [2018-12-09 12:05:04,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 2116 transitions. [2018-12-09 12:05:04,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-12-09 12:05:04,663 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:05:04,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:05:05,245 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 12:05:08,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:05:08,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 1859 states and 2193 transitions. [2018-12-09 12:05:08,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 2193 transitions. [2018-12-09 12:05:08,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-12-09 12:05:08,293 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:05:08,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:05:08,458 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 12:05:09,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:05:09,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2211 states to 1878 states and 2211 transitions. [2018-12-09 12:05:09,601 INFO L276 IsEmpty]: Start isEmpty. Operand 1878 states and 2211 transitions. [2018-12-09 12:05:09,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-12-09 12:05:09,604 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:05:09,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:05:09,675 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 12:05:10,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:05:10,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2235 states to 1902 states and 2235 transitions. [2018-12-09 12:05:10,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 2235 transitions. [2018-12-09 12:05:10,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-12-09 12:05:10,103 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:05:10,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:05:10,172 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 12:05:11,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:05:11,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2239 states to 1906 states and 2239 transitions. [2018-12-09 12:05:11,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1906 states and 2239 transitions. [2018-12-09 12:05:11,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-12-09 12:05:11,104 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:05:11,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:05:11,176 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 12:05:15,760 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 29 [2018-12-09 12:05:17,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:05:17,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 1968 states and 2304 transitions. [2018-12-09 12:05:17,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1968 states and 2304 transitions. [2018-12-09 12:05:17,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-09 12:05:17,953 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:05:17,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:05:19,409 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2018-12-09 12:05:20,133 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 32 [2018-12-09 12:05:21,000 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 31 [2018-12-09 12:05:21,816 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 27 [2018-12-09 12:05:22,217 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 12:05:31,521 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 38 [2018-12-09 12:05:33,615 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2018-12-09 12:05:35,699 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2018-12-09 12:05:38,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:05:38,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2500 states to 2133 states and 2500 transitions. [2018-12-09 12:05:38,085 INFO L276 IsEmpty]: Start isEmpty. Operand 2133 states and 2500 transitions. [2018-12-09 12:05:38,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-12-09 12:05:38,087 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:05:38,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:05:38,235 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 386 proven. 4 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2018-12-09 12:05:38,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:05:38,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2508 states to 2138 states and 2508 transitions. [2018-12-09 12:05:38,730 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 2508 transitions. [2018-12-09 12:05:38,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2018-12-09 12:05:38,732 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:05:38,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:05:38,843 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 386 proven. 4 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2018-12-09 12:05:39,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:05:39,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2511 states to 2141 states and 2511 transitions. [2018-12-09 12:05:39,162 INFO L276 IsEmpty]: Start isEmpty. Operand 2141 states and 2511 transitions. [2018-12-09 12:05:39,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2018-12-09 12:05:39,163 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:05:39,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:05:39,306 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 579 proven. 8 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2018-12-09 12:05:47,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:05:47,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2422 states to 2065 states and 2422 transitions. [2018-12-09 12:05:47,246 INFO L276 IsEmpty]: Start isEmpty. Operand 2065 states and 2422 transitions. [2018-12-09 12:05:47,247 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 12:05:47,247 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 97 iterations. [2018-12-09 12:05:47,253 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 12:05:47,636 WARN L180 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 55 [2018-12-09 12:05:47,941 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 35 [2018-12-09 12:05:48,051 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 26 [2018-12-09 12:05:48,325 WARN L180 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 55 [2018-12-09 12:05:48,558 WARN L180 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 55 [2018-12-09 12:05:49,084 WARN L180 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 56 [2018-12-09 12:05:49,370 WARN L180 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 55 [2018-12-09 12:05:49,619 WARN L180 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 55 [2018-12-09 12:05:50,069 WARN L180 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 55 [2018-12-09 12:05:50,336 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 35 [2018-12-09 12:05:51,346 WARN L180 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 56 [2018-12-09 12:05:51,641 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 35 [2018-12-09 12:05:52,025 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 26 [2018-12-09 12:05:52,594 WARN L180 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 55 [2018-12-09 12:05:52,823 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 54 [2018-12-09 12:05:53,249 WARN L180 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 55 [2018-12-09 12:05:53,484 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 36 [2018-12-09 12:05:53,840 WARN L180 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 55 [2018-12-09 12:05:53,840 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 12:05:53,842 INFO L583 CodeCheckObserver]: Invariant with dag size 26 [2018-12-09 12:05:53,849 INFO L583 CodeCheckObserver]: Invariant with dag size 26 [2018-12-09 12:05:53,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 12:05:53 ImpRootNode [2018-12-09 12:05:53,850 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 12:05:53,850 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 12:05:53,850 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 12:05:53,851 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 12:05:53,851 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:03:57" (3/4) ... [2018-12-09 12:05:53,854 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 12:05:53,868 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 99 nodes and edges [2018-12-09 12:05:53,869 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-09 12:05:53,869 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-09 12:05:53,944 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b5ffa1ba-3464-461d-8193-45857efd7304/bin-2019/ukojak/witness.graphml [2018-12-09 12:05:53,944 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 12:05:53,945 INFO L168 Benchmark]: Toolchain (without parser) took 117792.96 ms. Allocated memory was 1.0 GB in the beginning and 2.0 GB in the end (delta: 979.9 MB). Free memory was 951.7 MB in the beginning and 1.0 GB in the end (delta: -51.1 MB). Peak memory consumption was 928.8 MB. Max. memory is 11.5 GB. [2018-12-09 12:05:53,945 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 12:05:53,945 INFO L168 Benchmark]: CACSL2BoogieTranslator took 303.16 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 80.7 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -110.9 MB). Peak memory consumption was 43.6 MB. Max. memory is 11.5 GB. [2018-12-09 12:05:53,946 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.37 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2018-12-09 12:05:53,946 INFO L168 Benchmark]: Boogie Preprocessor took 29.54 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 12:05:53,946 INFO L168 Benchmark]: RCFGBuilder took 1003.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 843.6 MB in the end (delta: 211.8 MB). Peak memory consumption was 211.8 MB. Max. memory is 11.5 GB. [2018-12-09 12:05:53,946 INFO L168 Benchmark]: CodeCheck took 116320.03 ms. Allocated memory was 1.1 GB in the beginning and 2.0 GB in the end (delta: 899.2 MB). Free memory was 843.6 MB in the beginning and 1.0 GB in the end (delta: -182.7 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-12-09 12:05:53,947 INFO L168 Benchmark]: Witness Printer took 93.54 ms. Allocated memory is still 2.0 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 23.6 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. [2018-12-09 12:05:53,948 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, 109.6s OverallTime, 97 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1901703476 SDtfs, 1299988354 SDslu, -1475713262 SDs, 0 SdLazy, -58964296 SolverSat, -1320774900 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 273.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 117166 GetRequests, 114939 SyntacticMatches, 1155 SemanticMatches, 1072 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 838660 ImplicationChecksByTransitivity, 94.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.4s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 13.7s InterpolantComputationTime, 17237 NumberOfCodeBlocks, 17237 NumberOfCodeBlocksAsserted, 96 NumberOfCheckSat, 17141 ConstructedInterpolants, 0 QuantifiedInterpolants, 13301196 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 96 InterpolantComputations, 82 PerfectInterpolantSequences, 19792/20231 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: 449]: 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: ((a8 == 15 || !(a7 == 1)) || !(a16 == 6)) || ((((!(a21 == 1) && a8 == 13) && a12 == 8) && a17 <= 0) && a20 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((a8 == 15 || !(a16 == 6)) || ((((!(a21 == 1) && a8 == 13) && a12 == 8) && a17 <= 0) && a20 == 1)) || !(a7 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 303.16 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 80.7 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -110.9 MB). Peak memory consumption was 43.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 40.37 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.54 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1003.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 843.6 MB in the end (delta: 211.8 MB). Peak memory consumption was 211.8 MB. Max. memory is 11.5 GB. * CodeCheck took 116320.03 ms. Allocated memory was 1.1 GB in the beginning and 2.0 GB in the end (delta: 899.2 MB). Free memory was 843.6 MB in the beginning and 1.0 GB in the end (delta: -182.7 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. * Witness Printer took 93.54 ms. Allocated memory is still 2.0 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 23.6 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...