./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label21_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_fbd2c6b7-6256-4827-bfec-f33594e7a884/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fbd2c6b7-6256-4827-bfec-f33594e7a884/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fbd2c6b7-6256-4827-bfec-f33594e7a884/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fbd2c6b7-6256-4827-bfec-f33594e7a884/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label21_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_fbd2c6b7-6256-4827-bfec-f33594e7a884/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fbd2c6b7-6256-4827-bfec-f33594e7a884/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 d72d8b32d23c090e7c4c923093cd0c146af9199e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 15:28:33,586 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:28:33,587 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:28:33,594 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:28:33,594 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:28:33,594 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:28:33,595 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:28:33,596 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:28:33,597 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:28:33,598 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:28:33,598 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:28:33,599 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:28:33,599 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:28:33,600 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:28:33,600 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:28:33,601 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:28:33,602 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:28:33,603 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:28:33,604 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:28:33,605 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:28:33,606 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:28:33,606 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:28:33,608 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:28:33,608 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:28:33,608 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:28:33,609 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:28:33,609 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:28:33,610 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:28:33,610 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:28:33,611 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:28:33,611 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:28:33,612 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:28:33,612 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:28:33,612 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:28:33,613 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:28:33,613 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:28:33,613 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fbd2c6b7-6256-4827-bfec-f33594e7a884/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 15:28:33,623 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:28:33,623 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:28:33,623 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:28:33,623 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 15:28:33,624 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:28:33,624 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:28:33,624 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:28:33,624 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:28:33,624 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:28:33,624 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:28:33,625 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:28:33,625 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:28:33,625 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:28:33,625 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:28:33,625 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:28:33,625 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:28:33,625 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:28:33,625 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:28:33,626 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 15:28:33,626 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 15:28:33,626 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:28:33,626 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:28:33,626 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 15:28:33,626 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:28:33,626 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:28:33,626 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:28:33,627 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 15:28:33,627 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:28:33,627 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 15:28:33,627 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_fbd2c6b7-6256-4827-bfec-f33594e7a884/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 -> d72d8b32d23c090e7c4c923093cd0c146af9199e [2018-11-18 15:28:33,649 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:28:33,657 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:28:33,659 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:28:33,659 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:28:33,660 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:28:33,660 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fbd2c6b7-6256-4827-bfec-f33594e7a884/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label21_true-unreach-call_false-termination.c [2018-11-18 15:28:33,694 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fbd2c6b7-6256-4827-bfec-f33594e7a884/bin-2019/ukojak/data/4328a5e11/b12bbb339f9740dcaf2a8be901e63bca/FLAG028fa8c21 [2018-11-18 15:28:34,133 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:28:34,133 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fbd2c6b7-6256-4827-bfec-f33594e7a884/sv-benchmarks/c/eca-rers2012/Problem02_label21_true-unreach-call_false-termination.c [2018-11-18 15:28:34,141 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fbd2c6b7-6256-4827-bfec-f33594e7a884/bin-2019/ukojak/data/4328a5e11/b12bbb339f9740dcaf2a8be901e63bca/FLAG028fa8c21 [2018-11-18 15:28:34,153 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fbd2c6b7-6256-4827-bfec-f33594e7a884/bin-2019/ukojak/data/4328a5e11/b12bbb339f9740dcaf2a8be901e63bca [2018-11-18 15:28:34,155 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:28:34,156 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 15:28:34,157 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:28:34,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:28:34,160 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:28:34,160 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:28:34" (1/1) ... [2018-11-18 15:28:34,162 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65ec56fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:34, skipping insertion in model container [2018-11-18 15:28:34,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:28:34" (1/1) ... [2018-11-18 15:28:34,170 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:28:34,207 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:28:34,442 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:28:34,445 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:28:34,511 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:28:34,523 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:28:34,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:34 WrapperNode [2018-11-18 15:28:34,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:28:34,524 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 15:28:34,524 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 15:28:34,524 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 15:28:34,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:34" (1/1) ... [2018-11-18 15:28:34,595 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:34" (1/1) ... [2018-11-18 15:28:34,629 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 15:28:34,630 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:28:34,630 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:28:34,630 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:28:34,636 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:34" (1/1) ... [2018-11-18 15:28:34,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:34" (1/1) ... [2018-11-18 15:28:34,639 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:34" (1/1) ... [2018-11-18 15:28:34,640 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:34" (1/1) ... [2018-11-18 15:28:34,653 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:34" (1/1) ... [2018-11-18 15:28:34,659 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:34" (1/1) ... [2018-11-18 15:28:34,663 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:34" (1/1) ... [2018-11-18 15:28:34,668 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:28:34,668 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:28:34,668 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:28:34,668 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:28:34,669 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:28:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fbd2c6b7-6256-4827-bfec-f33594e7a884/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 15:28:34,717 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 15:28:34,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:28:34,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:28:36,332 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:28:36,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:28:36 BoogieIcfgContainer [2018-11-18 15:28:36,333 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:28:36,333 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 15:28:36,334 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 15:28:36,341 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 15:28:36,341 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:28:36" (1/1) ... [2018-11-18 15:28:36,349 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:28:36,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:36,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-11-18 15:28:36,373 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-11-18 15:28:36,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 15:28:36,377 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:36,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:36,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:37,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:37,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 165 states and 243 transitions. [2018-11-18 15:28:37,016 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 243 transitions. [2018-11-18 15:28:37,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 15:28:37,017 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:37,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:37,101 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:28:37,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:37,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 245 states and 328 transitions. [2018-11-18 15:28:37,417 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 328 transitions. [2018-11-18 15:28:37,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 15:28:37,419 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:37,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:37,484 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 15:28:37,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:37,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 246 states and 329 transitions. [2018-11-18 15:28:37,586 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 329 transitions. [2018-11-18 15:28:37,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 15:28:37,588 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:37,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:37,634 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 15:28:37,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:37,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 252 states and 336 transitions. [2018-11-18 15:28:37,735 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 336 transitions. [2018-11-18 15:28:37,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 15:28:37,741 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:37,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:37,791 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:28:37,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:37,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 270 states and 364 transitions. [2018-11-18 15:28:37,938 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 364 transitions. [2018-11-18 15:28:37,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-18 15:28:37,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:37,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:37,986 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:28:38,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:38,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 292 states and 391 transitions. [2018-11-18 15:28:38,242 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 391 transitions. [2018-11-18 15:28:38,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 15:28:38,243 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:38,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:38,314 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:28:38,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:38,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 311 states and 420 transitions. [2018-11-18 15:28:38,680 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 420 transitions. [2018-11-18 15:28:38,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-18 15:28:38,681 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:38,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:38,700 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:28:38,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:38,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 316 states and 428 transitions. [2018-11-18 15:28:38,893 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 428 transitions. [2018-11-18 15:28:38,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 15:28:38,894 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:38,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:38,913 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:28:38,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:38,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 320 states and 432 transitions. [2018-11-18 15:28:38,936 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 432 transitions. [2018-11-18 15:28:38,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 15:28:38,937 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:38,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:38,953 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 15:28:39,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:39,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 321 states and 434 transitions. [2018-11-18 15:28:39,048 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 434 transitions. [2018-11-18 15:28:39,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 15:28:39,049 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:39,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:39,066 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 15:28:39,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:39,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 325 states and 441 transitions. [2018-11-18 15:28:39,159 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 441 transitions. [2018-11-18 15:28:39,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 15:28:39,160 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:39,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:39,183 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 15:28:39,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:39,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 339 states and 455 transitions. [2018-11-18 15:28:39,424 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 455 transitions. [2018-11-18 15:28:39,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 15:28:39,424 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:39,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:39,465 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 15:28:39,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:39,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 344 states and 462 transitions. [2018-11-18 15:28:39,655 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 462 transitions. [2018-11-18 15:28:39,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 15:28:39,656 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:39,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:39,754 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:28:40,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:40,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 356 states and 479 transitions. [2018-11-18 15:28:40,085 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 479 transitions. [2018-11-18 15:28:40,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-18 15:28:40,086 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:40,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:40,165 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:28:41,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:41,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 387 states and 519 transitions. [2018-11-18 15:28:41,157 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 519 transitions. [2018-11-18 15:28:41,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-18 15:28:41,158 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:41,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:41,184 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 15:28:41,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:41,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 388 states and 522 transitions. [2018-11-18 15:28:41,346 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 522 transitions. [2018-11-18 15:28:41,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-18 15:28:41,346 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:41,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:41,363 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 15:28:41,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:41,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 406 states and 541 transitions. [2018-11-18 15:28:41,586 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 541 transitions. [2018-11-18 15:28:41,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-18 15:28:41,587 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:41,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:41,671 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:28:42,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:42,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 437 states and 578 transitions. [2018-11-18 15:28:42,430 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 578 transitions. [2018-11-18 15:28:42,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-18 15:28:42,431 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:42,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:42,486 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:28:42,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:42,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 441 states and 583 transitions. [2018-11-18 15:28:42,596 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 583 transitions. [2018-11-18 15:28:42,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 15:28:42,597 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:42,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:42,618 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:28:42,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:42,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 458 states and 602 transitions. [2018-11-18 15:28:42,808 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 602 transitions. [2018-11-18 15:28:42,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 15:28:42,809 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:42,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:42,850 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:28:43,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:43,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 477 states and 624 transitions. [2018-11-18 15:28:43,085 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 624 transitions. [2018-11-18 15:28:43,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-18 15:28:43,086 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:43,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:43,142 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 15:28:43,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:43,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 478 states and 626 transitions. [2018-11-18 15:28:43,332 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 626 transitions. [2018-11-18 15:28:43,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-18 15:28:43,333 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:43,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:43,352 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 15:28:43,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:43,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 482 states and 629 transitions. [2018-11-18 15:28:43,432 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 629 transitions. [2018-11-18 15:28:43,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 15:28:43,433 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:43,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:43,481 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:28:43,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:43,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 514 states and 661 transitions. [2018-11-18 15:28:43,662 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 661 transitions. [2018-11-18 15:28:43,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 15:28:43,663 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:43,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:43,682 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 15:28:43,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:43,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 519 states and 665 transitions. [2018-11-18 15:28:43,701 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 665 transitions. [2018-11-18 15:28:43,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 15:28:43,702 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:43,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:43,725 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 15:28:43,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:43,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 533 states and 680 transitions. [2018-11-18 15:28:43,947 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 680 transitions. [2018-11-18 15:28:43,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 15:28:43,948 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:43,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:43,992 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 15:28:44,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:44,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 545 states and 691 transitions. [2018-11-18 15:28:44,101 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 691 transitions. [2018-11-18 15:28:44,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 15:28:44,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:44,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:44,127 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:28:44,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:44,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 564 states and 710 transitions. [2018-11-18 15:28:44,191 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 710 transitions. [2018-11-18 15:28:44,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 15:28:44,192 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:44,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:44,496 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 101 proven. 3 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 15:28:45,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:45,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 606 states and 764 transitions. [2018-11-18 15:28:45,904 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 764 transitions. [2018-11-18 15:28:45,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 15:28:45,928 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:45,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:45,960 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 101 proven. 3 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 15:28:46,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:46,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 621 states and 778 transitions. [2018-11-18 15:28:46,158 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 778 transitions. [2018-11-18 15:28:46,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 15:28:46,159 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:46,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:46,190 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 101 proven. 3 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 15:28:46,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:46,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 633 states and 789 transitions. [2018-11-18 15:28:46,390 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 789 transitions. [2018-11-18 15:28:46,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-18 15:28:46,390 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:46,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:46,416 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:28:46,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:46,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 635 states and 791 transitions. [2018-11-18 15:28:46,431 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 791 transitions. [2018-11-18 15:28:46,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 15:28:46,431 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:46,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:46,454 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 15:28:46,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:46,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 636 states and 792 transitions. [2018-11-18 15:28:46,602 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 792 transitions. [2018-11-18 15:28:46,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 15:28:46,603 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:46,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:46,671 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 15:28:47,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:47,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 641 states and 800 transitions. [2018-11-18 15:28:47,158 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 800 transitions. [2018-11-18 15:28:47,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-18 15:28:47,158 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:47,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:47,222 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 15:28:47,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:47,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 642 states and 801 transitions. [2018-11-18 15:28:47,263 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 801 transitions. [2018-11-18 15:28:47,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-18 15:28:47,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:47,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:47,330 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 15:28:47,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:47,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 722 states and 883 transitions. [2018-11-18 15:28:47,822 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 883 transitions. [2018-11-18 15:28:47,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 15:28:47,822 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:47,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:47,867 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 15:28:47,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:47,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 736 states and 897 transitions. [2018-11-18 15:28:47,916 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 897 transitions. [2018-11-18 15:28:47,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-18 15:28:47,917 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:47,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:47,956 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 15:28:48,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:48,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 750 states and 911 transitions. [2018-11-18 15:28:48,237 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 911 transitions. [2018-11-18 15:28:48,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 15:28:48,238 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:48,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:48,268 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 15:28:48,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:48,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 753 states and 914 transitions. [2018-11-18 15:28:48,305 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 914 transitions. [2018-11-18 15:28:48,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 15:28:48,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:48,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:48,374 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 15:28:48,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:48,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 764 states and 925 transitions. [2018-11-18 15:28:48,710 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 925 transitions. [2018-11-18 15:28:48,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-18 15:28:48,710 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:48,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:48,767 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:28:49,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:49,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 777 states and 939 transitions. [2018-11-18 15:28:49,235 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 939 transitions. [2018-11-18 15:28:49,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-18 15:28:49,236 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:49,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:49,304 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:28:49,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:49,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 781 states and 943 transitions. [2018-11-18 15:28:49,487 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 943 transitions. [2018-11-18 15:28:49,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-18 15:28:49,488 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:49,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:49,602 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 91 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 15:28:50,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:50,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 861 states and 1033 transitions. [2018-11-18 15:28:50,982 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1033 transitions. [2018-11-18 15:28:50,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 15:28:50,983 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:50,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:51,023 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 15:28:51,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:51,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 891 states and 1066 transitions. [2018-11-18 15:28:51,677 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1066 transitions. [2018-11-18 15:28:51,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 15:28:51,677 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:51,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:51,719 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:28:52,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:52,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 921 states and 1098 transitions. [2018-11-18 15:28:52,079 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1098 transitions. [2018-11-18 15:28:52,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 15:28:52,080 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:52,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:52,112 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:28:52,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:52,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 925 states and 1102 transitions. [2018-11-18 15:28:52,262 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 1102 transitions. [2018-11-18 15:28:52,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 15:28:52,263 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:52,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:52,406 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 15:28:53,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:53,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 942 states and 1123 transitions. [2018-11-18 15:28:53,287 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1123 transitions. [2018-11-18 15:28:53,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 15:28:53,288 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:53,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:53,390 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 15:28:53,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:53,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 954 states and 1134 transitions. [2018-11-18 15:28:53,725 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1134 transitions. [2018-11-18 15:28:53,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-18 15:28:53,726 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:53,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:53,779 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 15:28:54,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:54,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 976 states and 1157 transitions. [2018-11-18 15:28:54,438 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1157 transitions. [2018-11-18 15:28:54,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-18 15:28:54,439 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:54,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:54,480 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:28:54,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:54,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 1002 states and 1184 transitions. [2018-11-18 15:28:54,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1184 transitions. [2018-11-18 15:28:54,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 15:28:54,952 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:54,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:54,975 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 15:28:55,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:55,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 1030 states and 1212 transitions. [2018-11-18 15:28:55,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1212 transitions. [2018-11-18 15:28:55,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 15:28:55,144 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:55,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:55,167 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 15:28:55,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:55,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 1034 states and 1216 transitions. [2018-11-18 15:28:55,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 1216 transitions. [2018-11-18 15:28:55,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-18 15:28:55,250 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:55,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:55,295 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 15:28:55,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:55,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 1044 states and 1227 transitions. [2018-11-18 15:28:55,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1227 transitions. [2018-11-18 15:28:55,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 15:28:55,451 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:55,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:55,527 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-18 15:28:55,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:55,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 1062 states and 1247 transitions. [2018-11-18 15:28:55,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 1247 transitions. [2018-11-18 15:28:55,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 15:28:55,924 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:55,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:55,992 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 15:28:56,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:56,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 1074 states and 1262 transitions. [2018-11-18 15:28:56,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1262 transitions. [2018-11-18 15:28:56,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 15:28:56,431 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:56,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:56,509 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 5 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-18 15:28:57,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:57,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 1182 states and 1373 transitions. [2018-11-18 15:28:57,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1373 transitions. [2018-11-18 15:28:57,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 15:28:57,127 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:57,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:57,214 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 15:28:57,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:57,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 1186 states and 1378 transitions. [2018-11-18 15:28:57,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 1378 transitions. [2018-11-18 15:28:57,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 15:28:57,334 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:57,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:57,721 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 188 proven. 11 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 15:28:59,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:59,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 1199 states and 1398 transitions. [2018-11-18 15:28:59,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1398 transitions. [2018-11-18 15:28:59,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 15:28:59,104 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:59,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:59,128 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-18 15:28:59,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:59,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 1200 states and 1398 transitions. [2018-11-18 15:28:59,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1398 transitions. [2018-11-18 15:28:59,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-18 15:28:59,256 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:59,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:59,310 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 15:28:59,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:28:59,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 1201 states and 1398 transitions. [2018-11-18 15:28:59,340 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 1398 transitions. [2018-11-18 15:28:59,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 15:28:59,341 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:28:59,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:28:59,427 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 15:29:00,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:00,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 1226 states and 1423 transitions. [2018-11-18 15:29:00,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 1423 transitions. [2018-11-18 15:29:00,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-18 15:29:00,011 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:00,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:00,055 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 15:29:00,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:00,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 1232 states and 1430 transitions. [2018-11-18 15:29:00,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 1430 transitions. [2018-11-18 15:29:00,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-18 15:29:00,278 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:00,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:00,303 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 15:29:00,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:00,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 1235 states and 1433 transitions. [2018-11-18 15:29:00,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1433 transitions. [2018-11-18 15:29:00,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-18 15:29:00,336 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:00,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:00,425 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 169 proven. 5 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 15:29:00,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:00,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 1242 states and 1442 transitions. [2018-11-18 15:29:00,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 1442 transitions. [2018-11-18 15:29:00,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-18 15:29:00,750 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:00,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:00,830 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-18 15:29:01,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:01,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1249 states and 1451 transitions. [2018-11-18 15:29:01,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1451 transitions. [2018-11-18 15:29:01,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-18 15:29:01,046 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:01,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:01,079 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:29:01,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:01,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 1285 states and 1493 transitions. [2018-11-18 15:29:01,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 1493 transitions. [2018-11-18 15:29:01,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-18 15:29:01,732 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:01,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:01,766 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:29:02,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:02,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 1301 states and 1512 transitions. [2018-11-18 15:29:02,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 1512 transitions. [2018-11-18 15:29:02,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-18 15:29:02,352 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:02,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:02,385 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:29:02,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:02,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 1313 states and 1523 transitions. [2018-11-18 15:29:02,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 1523 transitions. [2018-11-18 15:29:02,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-18 15:29:02,648 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:02,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:02,681 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 15:29:02,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:02,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 1325 states and 1534 transitions. [2018-11-18 15:29:02,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 1534 transitions. [2018-11-18 15:29:02,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-18 15:29:02,913 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:02,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:02,966 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 127 proven. 16 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-18 15:29:03,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:03,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 1334 states and 1544 transitions. [2018-11-18 15:29:03,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1544 transitions. [2018-11-18 15:29:03,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-18 15:29:03,258 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:03,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:03,450 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 280 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 15:29:04,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:04,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1339 states and 1552 transitions. [2018-11-18 15:29:04,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 1552 transitions. [2018-11-18 15:29:04,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-18 15:29:04,180 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:04,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:04,219 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 280 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 15:29:04,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:04,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 1357 states and 1571 transitions. [2018-11-18 15:29:04,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 1571 transitions. [2018-11-18 15:29:04,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-18 15:29:04,723 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:04,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:04,793 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 181 proven. 1 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-18 15:29:05,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:05,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 1381 states and 1599 transitions. [2018-11-18 15:29:05,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 1599 transitions. [2018-11-18 15:29:05,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 15:29:05,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:05,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:05,469 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 154 proven. 16 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-18 15:29:05,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:05,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1626 states to 1408 states and 1626 transitions. [2018-11-18 15:29:05,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 1626 transitions. [2018-11-18 15:29:05,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-18 15:29:05,771 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:05,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:05,835 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2018-11-18 15:29:05,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:05,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1626 states to 1409 states and 1626 transitions. [2018-11-18 15:29:05,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 1626 transitions. [2018-11-18 15:29:05,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-18 15:29:05,876 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:29:05,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:29:06,026 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 207 proven. 22 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2018-11-18 15:29:06,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:29:06,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 1285 states and 1483 transitions. [2018-11-18 15:29:06,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 1483 transitions. [2018-11-18 15:29:06,401 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 15:29:06,401 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 77 iterations. [2018-11-18 15:29:06,407 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 15:29:09,330 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 15:29:09,332 INFO L579 CodeCheckObserver]: Invariant with dag size 17 [2018-11-18 15:29:09,338 INFO L579 CodeCheckObserver]: Invariant with dag size 17 [2018-11-18 15:29:09,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 03:29:09 ImpRootNode [2018-11-18 15:29:09,339 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 15:29:09,339 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:29:09,340 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:29:09,340 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:29:09,340 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:28:36" (3/4) ... [2018-11-18 15:29:09,344 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 15:29:09,358 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-11-18 15:29:09,358 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-11-18 15:29:09,359 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-18 15:29:09,360 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 15:29:09,440 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_fbd2c6b7-6256-4827-bfec-f33594e7a884/bin-2019/ukojak/witness.graphml [2018-11-18 15:29:09,440 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:29:09,441 INFO L168 Benchmark]: Toolchain (without parser) took 35285.26 ms. Allocated memory was 1.0 GB in the beginning and 2.2 GB in the end (delta: 1.2 GB). Free memory was 951.1 MB in the beginning and 1.9 GB in the end (delta: -934.5 MB). Peak memory consumption was 254.1 MB. Max. memory is 11.5 GB. [2018-11-18 15:29:09,442 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:29:09,442 INFO L168 Benchmark]: CACSL2BoogieTranslator took 366.57 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 916.1 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. [2018-11-18 15:29:09,442 INFO L168 Benchmark]: Boogie Procedure Inliner took 105.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 916.1 MB in the beginning and 1.2 GB in the end (delta: -237.5 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-11-18 15:29:09,442 INFO L168 Benchmark]: Boogie Preprocessor took 38.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-18 15:29:09,443 INFO L168 Benchmark]: RCFGBuilder took 1664.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 902.2 MB in the end (delta: 248.1 MB). Peak memory consumption was 248.1 MB. Max. memory is 11.5 GB. [2018-11-18 15:29:09,443 INFO L168 Benchmark]: CodeCheck took 33005.68 ms. Allocated memory was 1.2 GB in the beginning and 2.2 GB in the end (delta: 1.0 GB). Free memory was 902.2 MB in the beginning and 1.9 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. [2018-11-18 15:29:09,443 INFO L168 Benchmark]: Witness Printer took 100.94 ms. Allocated memory is still 2.2 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 26.1 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. [2018-11-18 15:29:09,445 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, 228 locations, 1 error locations. SAFE Result, 30.0s OverallTime, 77 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 6320480 SDtfs, 1022146486 SDslu, -2094302176 SDs, 0 SdLazy, 224727180 SolverSat, 1151521738 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 140.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 80866 GetRequests, 79349 SyntacticMatches, 985 SemanticMatches, 532 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 216061 ImplicationChecksByTransitivity, 22.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 12675 NumberOfCodeBlocks, 12675 NumberOfCodeBlocksAsserted, 76 NumberOfCheckSat, 12599 ConstructedInterpolants, 0 QuantifiedInterpolants, 4795214 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 76 InterpolantComputations, 64 PerfectInterpolantSequences, 10407/10574 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: 460]: 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: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((a11 == 1 && !(a17 == 9)) || (!(a17 == 7) && !(a11 == 1))) || !(a19 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((!(a17 == 7) && !(a11 == 1)) || (a11 == 1 && !(a17 == 9))) || !(a19 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 366.57 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 916.1 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 105.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 916.1 MB in the beginning and 1.2 GB in the end (delta: -237.5 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1664.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 902.2 MB in the end (delta: 248.1 MB). Peak memory consumption was 248.1 MB. Max. memory is 11.5 GB. * CodeCheck took 33005.68 ms. Allocated memory was 1.2 GB in the beginning and 2.2 GB in the end (delta: 1.0 GB). Free memory was 902.2 MB in the beginning and 1.9 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. * Witness Printer took 100.94 ms. Allocated memory is still 2.2 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 26.1 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...