./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label51_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_05b7d1d9-3970-454b-8dbe-5f683a6a7e98/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_05b7d1d9-3970-454b-8dbe-5f683a6a7e98/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_05b7d1d9-3970-454b-8dbe-5f683a6a7e98/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_05b7d1d9-3970-454b-8dbe-5f683a6a7e98/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label51_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_05b7d1d9-3970-454b-8dbe-5f683a6a7e98/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_05b7d1d9-3970-454b-8dbe-5f683a6a7e98/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 1924a8dde25e8984c73792fdb4b4e419be9487c7 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 19:23:12,543 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 19:23:12,545 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 19:23:12,552 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 19:23:12,553 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 19:23:12,553 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 19:23:12,554 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 19:23:12,555 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 19:23:12,556 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 19:23:12,557 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 19:23:12,558 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 19:23:12,558 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 19:23:12,559 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 19:23:12,559 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 19:23:12,560 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 19:23:12,561 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 19:23:12,561 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 19:23:12,563 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 19:23:12,564 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 19:23:12,565 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 19:23:12,566 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 19:23:12,567 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 19:23:12,568 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 19:23:12,568 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 19:23:12,569 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 19:23:12,570 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 19:23:12,571 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 19:23:12,571 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 19:23:12,572 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 19:23:12,572 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 19:23:12,572 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 19:23:12,573 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 19:23:12,573 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 19:23:12,573 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 19:23:12,574 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 19:23:12,574 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 19:23:12,575 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_05b7d1d9-3970-454b-8dbe-5f683a6a7e98/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 19:23:12,586 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 19:23:12,586 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 19:23:12,586 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 19:23:12,587 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 19:23:12,587 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 19:23:12,587 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 19:23:12,587 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 19:23:12,588 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 19:23:12,588 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 19:23:12,588 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 19:23:12,588 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 19:23:12,588 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 19:23:12,588 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 19:23:12,588 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 19:23:12,589 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 19:23:12,589 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 19:23:12,589 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 19:23:12,589 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 19:23:12,591 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 19:23:12,591 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 19:23:12,591 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 19:23:12,591 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 19:23:12,591 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 19:23:12,592 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 19:23:12,592 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 19:23:12,592 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 19:23:12,592 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 19:23:12,592 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 19:23:12,592 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 19:23:12,592 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_05b7d1d9-3970-454b-8dbe-5f683a6a7e98/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 -> 1924a8dde25e8984c73792fdb4b4e419be9487c7 [2018-11-18 19:23:12,617 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 19:23:12,625 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 19:23:12,627 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 19:23:12,628 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 19:23:12,628 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 19:23:12,628 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_05b7d1d9-3970-454b-8dbe-5f683a6a7e98/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label51_true-unreach-call_false-termination.c [2018-11-18 19:23:12,663 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_05b7d1d9-3970-454b-8dbe-5f683a6a7e98/bin-2019/ukojak/data/3db4beddc/198578d462e547e48fff376f5d12b7b4/FLAG806ef930d [2018-11-18 19:23:13,104 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 19:23:13,105 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_05b7d1d9-3970-454b-8dbe-5f683a6a7e98/sv-benchmarks/c/eca-rers2012/Problem01_label51_true-unreach-call_false-termination.c [2018-11-18 19:23:13,114 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_05b7d1d9-3970-454b-8dbe-5f683a6a7e98/bin-2019/ukojak/data/3db4beddc/198578d462e547e48fff376f5d12b7b4/FLAG806ef930d [2018-11-18 19:23:13,125 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_05b7d1d9-3970-454b-8dbe-5f683a6a7e98/bin-2019/ukojak/data/3db4beddc/198578d462e547e48fff376f5d12b7b4 [2018-11-18 19:23:13,128 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 19:23:13,129 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 19:23:13,130 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 19:23:13,130 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 19:23:13,133 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 19:23:13,134 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:23:13" (1/1) ... [2018-11-18 19:23:13,136 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@411459c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:23:13, skipping insertion in model container [2018-11-18 19:23:13,136 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:23:13" (1/1) ... [2018-11-18 19:23:13,144 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 19:23:13,180 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 19:23:13,402 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 19:23:13,405 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 19:23:13,472 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 19:23:13,484 INFO L195 MainTranslator]: Completed translation [2018-11-18 19:23:13,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:23:13 WrapperNode [2018-11-18 19:23:13,485 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 19:23:13,485 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 19:23:13,486 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 19:23:13,486 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 19:23:13,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:23:13" (1/1) ... [2018-11-18 19:23:13,559 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:23:13" (1/1) ... [2018-11-18 19:23:13,596 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 19:23:13,596 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 19:23:13,596 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 19:23:13,596 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 19:23:13,603 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:23:13" (1/1) ... [2018-11-18 19:23:13,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:23:13" (1/1) ... [2018-11-18 19:23:13,606 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:23:13" (1/1) ... [2018-11-18 19:23:13,606 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:23:13" (1/1) ... [2018-11-18 19:23:13,621 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:23:13" (1/1) ... [2018-11-18 19:23:13,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:23:13" (1/1) ... [2018-11-18 19:23:13,634 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:23:13" (1/1) ... [2018-11-18 19:23:13,639 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 19:23:13,639 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 19:23:13,639 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 19:23:13,639 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 19:23:13,640 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:23:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_05b7d1d9-3970-454b-8dbe-5f683a6a7e98/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 19:23:13,692 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 19:23:13,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 19:23:13,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 19:23:15,362 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 19:23:15,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:23:15 BoogieIcfgContainer [2018-11-18 19:23:15,363 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 19:23:15,363 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 19:23:15,363 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 19:23:15,370 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 19:23:15,370 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:23:15" (1/1) ... [2018-11-18 19:23:15,378 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 19:23:15,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:15,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-11-18 19:23:15,404 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-11-18 19:23:15,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 19:23:15,407 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:15,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:15,606 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 19:23:15,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:15,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 147 states and 239 transitions. [2018-11-18 19:23:15,985 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 239 transitions. [2018-11-18 19:23:15,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 19:23:15,987 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:16,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:16,065 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 19:23:16,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:16,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 148 states and 240 transitions. [2018-11-18 19:23:16,196 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 240 transitions. [2018-11-18 19:23:16,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-18 19:23:16,198 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:16,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:16,236 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:16,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:16,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 153 states and 248 transitions. [2018-11-18 19:23:16,315 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 248 transitions. [2018-11-18 19:23:16,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-18 19:23:16,316 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:16,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:16,387 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:16,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:16,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 162 states and 264 transitions. [2018-11-18 19:23:16,589 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 264 transitions. [2018-11-18 19:23:16,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-18 19:23:16,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:16,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:16,612 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 19:23:16,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:16,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 163 states and 265 transitions. [2018-11-18 19:23:16,705 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 265 transitions. [2018-11-18 19:23:16,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 19:23:16,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:16,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:16,755 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 19:23:17,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:17,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 176 states and 286 transitions. [2018-11-18 19:23:17,035 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 286 transitions. [2018-11-18 19:23:17,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 19:23:17,039 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:17,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:17,079 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:17,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:17,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 182 states and 293 transitions. [2018-11-18 19:23:17,182 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 293 transitions. [2018-11-18 19:23:17,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 19:23:17,183 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:17,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:17,217 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:17,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:17,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 183 states and 294 transitions. [2018-11-18 19:23:17,258 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 294 transitions. [2018-11-18 19:23:17,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 19:23:17,259 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:17,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:17,360 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:17,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:17,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 198 states and 314 transitions. [2018-11-18 19:23:17,784 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 314 transitions. [2018-11-18 19:23:17,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 19:23:17,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:17,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:17,802 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:17,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:17,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 199 states and 316 transitions. [2018-11-18 19:23:17,814 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 316 transitions. [2018-11-18 19:23:17,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 19:23:17,815 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:17,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:17,855 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:18,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:18,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 209 states and 335 transitions. [2018-11-18 19:23:18,209 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 335 transitions. [2018-11-18 19:23:18,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 19:23:18,209 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:18,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:18,226 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:18,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:18,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 210 states and 337 transitions. [2018-11-18 19:23:18,312 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 337 transitions. [2018-11-18 19:23:18,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 19:23:18,312 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:18,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:18,334 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 19:23:18,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:18,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 211 states and 338 transitions. [2018-11-18 19:23:18,361 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 338 transitions. [2018-11-18 19:23:18,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 19:23:18,361 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:18,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:18,392 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:18,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:18,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 215 states and 344 transitions. [2018-11-18 19:23:18,447 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 344 transitions. [2018-11-18 19:23:18,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 19:23:18,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:18,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:18,533 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:19,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:19,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 226 states and 363 transitions. [2018-11-18 19:23:19,135 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 363 transitions. [2018-11-18 19:23:19,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 19:23:19,136 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:19,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:19,158 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 19:23:19,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:19,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 228 states and 364 transitions. [2018-11-18 19:23:19,256 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 364 transitions. [2018-11-18 19:23:19,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 19:23:19,256 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:19,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:19,277 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 19:23:19,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:19,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 232 states and 368 transitions. [2018-11-18 19:23:19,394 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 368 transitions. [2018-11-18 19:23:19,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 19:23:19,394 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:19,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:19,418 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 19:23:19,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:19,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 233 states and 369 transitions. [2018-11-18 19:23:19,567 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 369 transitions. [2018-11-18 19:23:19,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 19:23:19,567 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:19,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:19,628 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:19,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:19,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 235 states and 372 transitions. [2018-11-18 19:23:19,830 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 372 transitions. [2018-11-18 19:23:19,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-18 19:23:19,831 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:19,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:19,851 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:20,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:20,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 246 states and 388 transitions. [2018-11-18 19:23:20,381 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 388 transitions. [2018-11-18 19:23:20,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 19:23:20,382 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:20,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:20,410 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 19:23:20,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:20,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 257 states and 402 transitions. [2018-11-18 19:23:20,825 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 402 transitions. [2018-11-18 19:23:20,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 19:23:20,826 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:20,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:20,841 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 19:23:20,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:20,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 259 states and 403 transitions. [2018-11-18 19:23:20,932 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 403 transitions. [2018-11-18 19:23:20,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 19:23:20,933 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:20,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:21,031 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:21,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:21,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 284 states and 437 transitions. [2018-11-18 19:23:21,767 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 437 transitions. [2018-11-18 19:23:21,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 19:23:21,768 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:21,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:21,782 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 19:23:21,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:21,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 287 states and 440 transitions. [2018-11-18 19:23:21,812 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 440 transitions. [2018-11-18 19:23:21,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 19:23:21,813 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:21,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:21,847 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:21,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:21,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 290 states and 443 transitions. [2018-11-18 19:23:21,866 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 443 transitions. [2018-11-18 19:23:21,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 19:23:21,866 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:21,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:21,883 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 19:23:22,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:22,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 292 states and 448 transitions. [2018-11-18 19:23:22,013 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 448 transitions. [2018-11-18 19:23:22,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 19:23:22,013 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:22,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:22,100 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:22,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:22,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 306 states and 470 transitions. [2018-11-18 19:23:22,709 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 470 transitions. [2018-11-18 19:23:22,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-18 19:23:22,710 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:22,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:22,726 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:23,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:23,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 322 states and 488 transitions. [2018-11-18 19:23:23,415 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 488 transitions. [2018-11-18 19:23:23,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-18 19:23:23,416 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:23,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:23,430 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:23,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:23,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 326 states and 492 transitions. [2018-11-18 19:23:23,558 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 492 transitions. [2018-11-18 19:23:23,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-18 19:23:23,559 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:23,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:23,620 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:24,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:24,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 340 states and 507 transitions. [2018-11-18 19:23:24,268 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 507 transitions. [2018-11-18 19:23:24,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 19:23:24,269 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:24,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:24,287 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:24,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:24,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 342 states and 510 transitions. [2018-11-18 19:23:24,308 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 510 transitions. [2018-11-18 19:23:24,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 19:23:24,309 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:24,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:24,567 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:25,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:25,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 358 states and 540 transitions. [2018-11-18 19:23:25,859 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 540 transitions. [2018-11-18 19:23:25,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 19:23:25,860 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:25,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:25,967 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:26,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:26,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 365 states and 548 transitions. [2018-11-18 19:23:26,348 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 548 transitions. [2018-11-18 19:23:26,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 19:23:26,349 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:26,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:26,444 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:26,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:26,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 369 states and 553 transitions. [2018-11-18 19:23:26,618 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 553 transitions. [2018-11-18 19:23:26,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 19:23:26,618 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:26,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:26,706 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:27,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:27,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 374 states and 560 transitions. [2018-11-18 19:23:27,039 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 560 transitions. [2018-11-18 19:23:27,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 19:23:27,039 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:27,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:27,101 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:27,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:27,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 375 states and 561 transitions. [2018-11-18 19:23:27,274 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 561 transitions. [2018-11-18 19:23:27,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 19:23:27,275 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:27,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:27,335 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:27,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:27,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 385 states and 571 transitions. [2018-11-18 19:23:27,719 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 571 transitions. [2018-11-18 19:23:27,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 19:23:27,720 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:27,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:27,800 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:27,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:27,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 391 states and 577 transitions. [2018-11-18 19:23:27,989 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 577 transitions. [2018-11-18 19:23:27,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 19:23:27,990 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:27,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:28,310 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:29,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:29,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 405 states and 598 transitions. [2018-11-18 19:23:29,466 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 598 transitions. [2018-11-18 19:23:29,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 19:23:29,466 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:29,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:29,493 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 19:23:30,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:30,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 419 states and 614 transitions. [2018-11-18 19:23:30,300 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 614 transitions. [2018-11-18 19:23:30,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 19:23:30,301 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:30,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:30,315 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 19:23:30,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:30,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 426 states and 623 transitions. [2018-11-18 19:23:30,637 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 623 transitions. [2018-11-18 19:23:30,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 19:23:30,637 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:30,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:30,657 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 19:23:30,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:30,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 427 states and 624 transitions. [2018-11-18 19:23:30,837 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 624 transitions. [2018-11-18 19:23:30,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 19:23:30,837 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:30,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:30,853 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 19:23:30,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:30,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 431 states and 627 transitions. [2018-11-18 19:23:30,938 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 627 transitions. [2018-11-18 19:23:30,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 19:23:30,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:30,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:30,966 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:31,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:31,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 448 states and 648 transitions. [2018-11-18 19:23:31,997 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 648 transitions. [2018-11-18 19:23:31,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 19:23:31,997 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:32,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:32,019 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:32,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:32,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 461 states and 672 transitions. [2018-11-18 19:23:32,836 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 672 transitions. [2018-11-18 19:23:32,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 19:23:32,836 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:32,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:32,861 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:33,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:33,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 466 states and 676 transitions. [2018-11-18 19:23:33,133 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 676 transitions. [2018-11-18 19:23:33,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 19:23:33,133 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:33,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:33,154 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:33,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:33,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 483 states and 693 transitions. [2018-11-18 19:23:33,483 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 693 transitions. [2018-11-18 19:23:33,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 19:23:33,483 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:33,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:33,504 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:33,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:33,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 484 states and 693 transitions. [2018-11-18 19:23:33,611 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 693 transitions. [2018-11-18 19:23:33,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 19:23:33,612 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:33,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:33,641 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:34,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:34,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 555 states and 773 transitions. [2018-11-18 19:23:34,055 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 773 transitions. [2018-11-18 19:23:34,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-18 19:23:34,055 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:34,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:34,182 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:34,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:34,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 563 states and 781 transitions. [2018-11-18 19:23:34,705 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 781 transitions. [2018-11-18 19:23:34,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-18 19:23:34,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:34,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:34,724 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:34,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:34,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 564 states and 781 transitions. [2018-11-18 19:23:34,948 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 781 transitions. [2018-11-18 19:23:34,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 19:23:34,948 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:34,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:34,962 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:34,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:34,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 573 states and 792 transitions. [2018-11-18 19:23:34,993 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 792 transitions. [2018-11-18 19:23:34,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 19:23:34,993 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:34,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:35,008 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:35,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:35,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 592 states and 816 transitions. [2018-11-18 19:23:35,970 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 816 transitions. [2018-11-18 19:23:35,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 19:23:35,970 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:35,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:35,988 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:36,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:36,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 594 states and 816 transitions. [2018-11-18 19:23:36,292 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 816 transitions. [2018-11-18 19:23:36,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-18 19:23:36,293 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:36,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:36,327 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:36,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:36,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 607 states and 831 transitions. [2018-11-18 19:23:36,554 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 831 transitions. [2018-11-18 19:23:36,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 19:23:36,554 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:36,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:36,570 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 19:23:36,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:36,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 609 states and 832 transitions. [2018-11-18 19:23:36,663 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 832 transitions. [2018-11-18 19:23:36,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 19:23:36,664 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:36,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:36,683 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:36,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:36,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 613 states and 835 transitions. [2018-11-18 19:23:36,823 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 835 transitions. [2018-11-18 19:23:36,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 19:23:36,823 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:36,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:36,927 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:37,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:37,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 627 states and 851 transitions. [2018-11-18 19:23:37,131 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 851 transitions. [2018-11-18 19:23:37,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 19:23:37,132 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:37,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:37,148 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 19:23:37,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:37,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 629 states and 852 transitions. [2018-11-18 19:23:37,240 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 852 transitions. [2018-11-18 19:23:37,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 19:23:37,240 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:37,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:37,256 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 19:23:37,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:37,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 631 states and 855 transitions. [2018-11-18 19:23:37,274 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 855 transitions. [2018-11-18 19:23:37,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 19:23:37,274 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:37,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:37,626 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:39,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:39,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 676 states and 903 transitions. [2018-11-18 19:23:39,509 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 903 transitions. [2018-11-18 19:23:39,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 19:23:39,510 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:39,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:39,613 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 19:23:40,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:40,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 773 states and 1008 transitions. [2018-11-18 19:23:40,800 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1008 transitions. [2018-11-18 19:23:40,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 19:23:40,801 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:40,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:40,939 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:41,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:41,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 787 states and 1027 transitions. [2018-11-18 19:23:41,341 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1027 transitions. [2018-11-18 19:23:41,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 19:23:41,344 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:41,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:41,383 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:42,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:42,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 795 states and 1037 transitions. [2018-11-18 19:23:42,023 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1037 transitions. [2018-11-18 19:23:42,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 19:23:42,024 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:42,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:42,044 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:42,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:42,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 800 states and 1041 transitions. [2018-11-18 19:23:42,234 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1041 transitions. [2018-11-18 19:23:42,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 19:23:42,235 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:42,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:42,389 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 19:23:43,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:43,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 814 states and 1075 transitions. [2018-11-18 19:23:43,251 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1075 transitions. [2018-11-18 19:23:43,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 19:23:43,252 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:43,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:43,326 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 19:23:43,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:43,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 819 states and 1083 transitions. [2018-11-18 19:23:43,750 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1083 transitions. [2018-11-18 19:23:43,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 19:23:43,751 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:43,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:43,806 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 19:23:44,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:44,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 824 states and 1090 transitions. [2018-11-18 19:23:44,174 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1090 transitions. [2018-11-18 19:23:44,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 19:23:44,175 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:44,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:44,197 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 19:23:46,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:46,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 865 states and 1143 transitions. [2018-11-18 19:23:46,615 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1143 transitions. [2018-11-18 19:23:46,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 19:23:46,615 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:46,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:46,636 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 19:23:47,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:47,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 881 states and 1157 transitions. [2018-11-18 19:23:47,210 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1157 transitions. [2018-11-18 19:23:47,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 19:23:47,210 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:47,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:47,241 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 19:23:47,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:47,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 885 states and 1162 transitions. [2018-11-18 19:23:47,527 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1162 transitions. [2018-11-18 19:23:47,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 19:23:47,527 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:47,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:47,779 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 19:23:49,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:49,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 895 states and 1187 transitions. [2018-11-18 19:23:49,056 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1187 transitions. [2018-11-18 19:23:49,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 19:23:49,057 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:49,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:49,083 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 19:23:49,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:49,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 898 states and 1190 transitions. [2018-11-18 19:23:49,222 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1190 transitions. [2018-11-18 19:23:49,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 19:23:49,222 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:49,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:49,240 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 19:23:49,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:49,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 913 states and 1209 transitions. [2018-11-18 19:23:49,735 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1209 transitions. [2018-11-18 19:23:49,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 19:23:49,736 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:49,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:49,778 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:49,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:49,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 930 states and 1226 transitions. [2018-11-18 19:23:49,837 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1226 transitions. [2018-11-18 19:23:49,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 19:23:49,838 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:49,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:50,293 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 97 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:51,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:51,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 961 states and 1261 transitions. [2018-11-18 19:23:51,350 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1261 transitions. [2018-11-18 19:23:51,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 19:23:51,351 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:51,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:51,842 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:53,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:53,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 986 states and 1288 transitions. [2018-11-18 19:23:53,096 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1288 transitions. [2018-11-18 19:23:53,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 19:23:53,097 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:53,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:53,132 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-18 19:23:53,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:53,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 987 states and 1288 transitions. [2018-11-18 19:23:53,164 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1288 transitions. [2018-11-18 19:23:53,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 19:23:53,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:53,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:53,738 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:55,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:56,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 1026 states and 1339 transitions. [2018-11-18 19:23:56,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1339 transitions. [2018-11-18 19:23:56,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 19:23:56,002 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:56,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:56,061 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:56,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:56,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 1057 states and 1369 transitions. [2018-11-18 19:23:56,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1369 transitions. [2018-11-18 19:23:56,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 19:23:56,734 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:56,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:56,757 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 19:23:56,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:56,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 1074 states and 1387 transitions. [2018-11-18 19:23:56,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1387 transitions. [2018-11-18 19:23:56,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 19:23:56,809 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:56,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:56,839 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:57,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:57,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 1115 states and 1430 transitions. [2018-11-18 19:23:57,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 1430 transitions. [2018-11-18 19:23:57,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 19:23:57,670 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:57,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:57,693 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:23:57,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:57,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 1126 states and 1442 transitions. [2018-11-18 19:23:57,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1442 transitions. [2018-11-18 19:23:57,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 19:23:57,916 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:57,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:57,951 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 19:23:58,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:58,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1132 states and 1451 transitions. [2018-11-18 19:23:58,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1451 transitions. [2018-11-18 19:23:58,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 19:23:58,314 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:58,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:58,350 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 19:23:58,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:23:58,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 1138 states and 1459 transitions. [2018-11-18 19:23:58,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1459 transitions. [2018-11-18 19:23:58,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-18 19:23:58,867 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:23:58,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:23:59,258 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 94 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:24:00,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:00,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 1158 states and 1482 transitions. [2018-11-18 19:24:00,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1482 transitions. [2018-11-18 19:24:00,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 19:24:00,418 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:00,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:01,102 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 131 proven. 10 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 19:24:02,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:02,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 1183 states and 1509 transitions. [2018-11-18 19:24:02,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1509 transitions. [2018-11-18 19:24:02,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 19:24:02,013 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:02,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:02,056 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 103 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 19:24:03,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:03,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 1250 states and 1588 transitions. [2018-11-18 19:24:03,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 1588 transitions. [2018-11-18 19:24:03,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 19:24:03,743 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:03,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:03,776 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 103 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 19:24:04,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:04,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 1255 states and 1594 transitions. [2018-11-18 19:24:04,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 1594 transitions. [2018-11-18 19:24:04,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 19:24:04,583 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:04,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:04,635 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 103 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 19:24:04,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:04,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 1260 states and 1600 transitions. [2018-11-18 19:24:04,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 1600 transitions. [2018-11-18 19:24:04,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 19:24:04,932 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:04,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:04,967 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 103 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 19:24:05,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:05,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 1261 states and 1600 transitions. [2018-11-18 19:24:05,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 1600 transitions. [2018-11-18 19:24:05,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 19:24:05,324 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:05,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:05,381 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 96 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 19:24:06,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:06,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 1268 states and 1616 transitions. [2018-11-18 19:24:06,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 1616 transitions. [2018-11-18 19:24:06,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 19:24:06,512 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:06,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:06,576 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 96 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 19:24:07,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:07,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 1270 states and 1618 transitions. [2018-11-18 19:24:07,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 1618 transitions. [2018-11-18 19:24:07,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 19:24:07,146 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:07,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:07,213 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 96 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 19:24:08,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:08,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1634 states to 1287 states and 1634 transitions. [2018-11-18 19:24:08,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1287 states and 1634 transitions. [2018-11-18 19:24:08,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 19:24:08,042 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:08,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:08,108 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 96 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 19:24:08,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:08,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 1288 states and 1636 transitions. [2018-11-18 19:24:08,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 1636 transitions. [2018-11-18 19:24:08,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 19:24:08,282 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:08,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:08,337 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 96 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 19:24:09,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:09,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1299 states and 1648 transitions. [2018-11-18 19:24:09,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 1648 transitions. [2018-11-18 19:24:09,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 19:24:09,197 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:09,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:09,272 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 96 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 19:24:10,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:10,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 1307 states and 1658 transitions. [2018-11-18 19:24:10,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 1658 transitions. [2018-11-18 19:24:10,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 19:24:10,342 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:10,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:10,408 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 96 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 19:24:10,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:10,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1663 states to 1312 states and 1663 transitions. [2018-11-18 19:24:10,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 1663 transitions. [2018-11-18 19:24:10,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 19:24:10,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:10,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:10,733 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 19:24:11,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:11,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 1337 states and 1690 transitions. [2018-11-18 19:24:11,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 1690 transitions. [2018-11-18 19:24:11,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-18 19:24:11,019 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:11,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:11,050 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 19:24:11,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:11,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 1338 states and 1691 transitions. [2018-11-18 19:24:11,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1691 transitions. [2018-11-18 19:24:11,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-18 19:24:11,254 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:11,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:11,279 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-18 19:24:11,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:11,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 1345 states and 1698 transitions. [2018-11-18 19:24:11,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 1698 transitions. [2018-11-18 19:24:11,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-18 19:24:11,415 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:11,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:11,460 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 19:24:12,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:12,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1358 states and 1720 transitions. [2018-11-18 19:24:12,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1720 transitions. [2018-11-18 19:24:12,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-18 19:24:12,716 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:12,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:12,814 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 19:24:13,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:13,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 1364 states and 1730 transitions. [2018-11-18 19:24:13,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1730 transitions. [2018-11-18 19:24:13,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-18 19:24:13,435 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:13,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:13,475 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 19:24:13,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:13,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 1369 states and 1735 transitions. [2018-11-18 19:24:13,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 1735 transitions. [2018-11-18 19:24:13,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 19:24:13,826 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:13,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:13,856 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 19:24:14,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:14,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1379 states and 1747 transitions. [2018-11-18 19:24:14,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 1747 transitions. [2018-11-18 19:24:14,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 19:24:14,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:14,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:14,337 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 19:24:15,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:15,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1752 states to 1384 states and 1752 transitions. [2018-11-18 19:24:15,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1752 transitions. [2018-11-18 19:24:15,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 19:24:15,188 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:15,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:16,042 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 179 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:24:17,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:17,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1765 states to 1394 states and 1765 transitions. [2018-11-18 19:24:17,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 1765 transitions. [2018-11-18 19:24:17,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 19:24:17,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:17,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:17,770 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 179 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:24:19,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:19,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 1419 states and 1791 transitions. [2018-11-18 19:24:19,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 1791 transitions. [2018-11-18 19:24:19,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 19:24:19,427 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:19,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:19,621 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 160 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:24:20,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:20,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 1447 states and 1822 transitions. [2018-11-18 19:24:20,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 1822 transitions. [2018-11-18 19:24:20,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 19:24:20,456 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:20,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:20,701 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 118 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:24:23,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:23,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 1511 states and 1896 transitions. [2018-11-18 19:24:23,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 1896 transitions. [2018-11-18 19:24:23,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 19:24:23,862 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:23,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:23,955 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 118 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:24:25,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:25,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1911 states to 1527 states and 1911 transitions. [2018-11-18 19:24:25,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 1911 transitions. [2018-11-18 19:24:25,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 19:24:25,118 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:25,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:25,203 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 118 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:24:26,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:26,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1922 states to 1537 states and 1922 transitions. [2018-11-18 19:24:26,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 1922 transitions. [2018-11-18 19:24:26,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 19:24:26,361 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:26,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:26,447 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 118 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:24:26,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:26,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1924 states to 1539 states and 1924 transitions. [2018-11-18 19:24:26,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 1924 transitions. [2018-11-18 19:24:26,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 19:24:26,690 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:26,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:26,774 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 118 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:24:27,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:27,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1931 states to 1544 states and 1931 transitions. [2018-11-18 19:24:27,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1544 states and 1931 transitions. [2018-11-18 19:24:27,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 19:24:27,386 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:27,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:27,733 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 6 proven. 114 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 19:24:29,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:29,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2065 states to 1667 states and 2065 transitions. [2018-11-18 19:24:29,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 2065 transitions. [2018-11-18 19:24:29,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 19:24:29,746 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:29,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:29,788 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 19:24:30,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:30,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2073 states to 1672 states and 2073 transitions. [2018-11-18 19:24:30,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 2073 transitions. [2018-11-18 19:24:30,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 19:24:30,984 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:30,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:31,040 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 19:24:32,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:32,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2086 states to 1687 states and 2086 transitions. [2018-11-18 19:24:32,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 2086 transitions. [2018-11-18 19:24:32,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 19:24:32,173 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:32,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:32,213 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 19:24:32,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:32,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 1692 states and 2090 transitions. [2018-11-18 19:24:32,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 2090 transitions. [2018-11-18 19:24:32,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 19:24:32,950 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:32,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:32,990 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 19:24:34,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:34,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2094 states to 1697 states and 2094 transitions. [2018-11-18 19:24:34,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1697 states and 2094 transitions. [2018-11-18 19:24:34,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 19:24:34,100 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:34,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:34,638 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 112 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:24:36,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:36,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2137 states to 1737 states and 2137 transitions. [2018-11-18 19:24:36,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 2137 transitions. [2018-11-18 19:24:36,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 19:24:36,964 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:36,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:38,142 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 19:24:41,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:41,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2185 states to 1785 states and 2185 transitions. [2018-11-18 19:24:41,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1785 states and 2185 transitions. [2018-11-18 19:24:41,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-18 19:24:41,048 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:41,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:41,095 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 123 proven. 5 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 19:24:41,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:41,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 1787 states and 2186 transitions. [2018-11-18 19:24:41,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 2186 transitions. [2018-11-18 19:24:41,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-18 19:24:41,271 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:41,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:41,319 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 123 proven. 5 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 19:24:41,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:41,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2187 states to 1789 states and 2187 transitions. [2018-11-18 19:24:41,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 2187 transitions. [2018-11-18 19:24:41,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 19:24:41,749 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:41,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:43,347 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:24:46,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:46,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 1854 states and 2255 transitions. [2018-11-18 19:24:46,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 2255 transitions. [2018-11-18 19:24:46,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 19:24:46,570 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:46,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:47,263 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 280 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:24:49,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:49,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2292 states to 1885 states and 2292 transitions. [2018-11-18 19:24:49,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1885 states and 2292 transitions. [2018-11-18 19:24:49,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-18 19:24:49,089 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:49,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:49,518 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 144 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:24:56,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:56,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2384 states to 1954 states and 2384 transitions. [2018-11-18 19:24:56,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1954 states and 2384 transitions. [2018-11-18 19:24:56,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-18 19:24:56,260 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:56,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:56,353 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 118 proven. 5 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 19:24:57,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:24:57,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2407 states to 1977 states and 2407 transitions. [2018-11-18 19:24:57,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1977 states and 2407 transitions. [2018-11-18 19:24:57,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-18 19:24:57,132 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:24:57,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:24:57,742 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 204 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:25:02,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:25:02,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2489 states to 2043 states and 2489 transitions. [2018-11-18 19:25:02,391 INFO L276 IsEmpty]: Start isEmpty. Operand 2043 states and 2489 transitions. [2018-11-18 19:25:02,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-18 19:25:02,392 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:25:02,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:25:02,481 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 137 proven. 4 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-11-18 19:25:03,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:25:03,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2501 states to 2056 states and 2501 transitions. [2018-11-18 19:25:03,112 INFO L276 IsEmpty]: Start isEmpty. Operand 2056 states and 2501 transitions. [2018-11-18 19:25:03,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 19:25:03,114 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:25:03,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:25:03,175 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-18 19:25:03,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:25:03,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2127 states and 2575 transitions. [2018-11-18 19:25:03,932 INFO L276 IsEmpty]: Start isEmpty. Operand 2127 states and 2575 transitions. [2018-11-18 19:25:03,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-18 19:25:03,933 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:25:03,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:25:05,641 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 19:25:09,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:25:09,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2630 states to 2180 states and 2630 transitions. [2018-11-18 19:25:09,725 INFO L276 IsEmpty]: Start isEmpty. Operand 2180 states and 2630 transitions. [2018-11-18 19:25:09,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-18 19:25:09,726 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:25:09,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:25:09,774 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 19:25:10,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:25:10,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2630 states to 2181 states and 2630 transitions. [2018-11-18 19:25:10,055 INFO L276 IsEmpty]: Start isEmpty. Operand 2181 states and 2630 transitions. [2018-11-18 19:25:10,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-18 19:25:10,056 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:25:10,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:25:10,102 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-18 19:25:10,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:25:10,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2638 states to 2189 states and 2638 transitions. [2018-11-18 19:25:10,399 INFO L276 IsEmpty]: Start isEmpty. Operand 2189 states and 2638 transitions. [2018-11-18 19:25:10,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-18 19:25:10,400 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:25:10,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:25:10,445 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-18 19:25:10,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:25:10,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2642 states to 2194 states and 2642 transitions. [2018-11-18 19:25:10,885 INFO L276 IsEmpty]: Start isEmpty. Operand 2194 states and 2642 transitions. [2018-11-18 19:25:10,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-18 19:25:10,886 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:25:10,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:25:12,385 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 347 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 19:25:12,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:25:12,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2623 states to 2176 states and 2623 transitions. [2018-11-18 19:25:12,922 INFO L276 IsEmpty]: Start isEmpty. Operand 2176 states and 2623 transitions. [2018-11-18 19:25:12,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-18 19:25:12,923 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:25:12,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:25:12,975 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 319 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-11-18 19:25:13,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:25:13,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2632 states to 2182 states and 2632 transitions. [2018-11-18 19:25:13,626 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 2632 transitions. [2018-11-18 19:25:13,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-18 19:25:13,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:25:13,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:25:13,942 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2018-11-18 19:25:15,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:25:15,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2707 states to 2253 states and 2707 transitions. [2018-11-18 19:25:15,252 INFO L276 IsEmpty]: Start isEmpty. Operand 2253 states and 2707 transitions. [2018-11-18 19:25:15,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-11-18 19:25:15,254 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:25:15,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:25:15,344 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 177 proven. 10 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 19:25:16,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:25:16,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2730 states to 2276 states and 2730 transitions. [2018-11-18 19:25:16,955 INFO L276 IsEmpty]: Start isEmpty. Operand 2276 states and 2730 transitions. [2018-11-18 19:25:16,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-11-18 19:25:16,957 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:25:16,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:25:17,140 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 320 proven. 14 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-18 19:25:19,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:25:19,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2752 states to 2298 states and 2752 transitions. [2018-11-18 19:25:19,639 INFO L276 IsEmpty]: Start isEmpty. Operand 2298 states and 2752 transitions. [2018-11-18 19:25:19,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-11-18 19:25:19,640 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:25:19,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:25:21,223 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 19:25:25,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:25:25,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2788 states to 2332 states and 2788 transitions. [2018-11-18 19:25:25,807 INFO L276 IsEmpty]: Start isEmpty. Operand 2332 states and 2788 transitions. [2018-11-18 19:25:25,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-11-18 19:25:25,809 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:25:25,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:25:25,957 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 19:25:26,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:25:26,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2801 states to 2346 states and 2801 transitions. [2018-11-18 19:25:26,938 INFO L276 IsEmpty]: Start isEmpty. Operand 2346 states and 2801 transitions. [2018-11-18 19:25:26,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-18 19:25:26,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:25:26,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:25:27,515 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 19:25:32,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:25:32,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2830 states to 2373 states and 2830 transitions. [2018-11-18 19:25:32,025 INFO L276 IsEmpty]: Start isEmpty. Operand 2373 states and 2830 transitions. [2018-11-18 19:25:32,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-18 19:25:32,027 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:25:32,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:25:32,172 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 19:25:34,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:25:34,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2844 states to 2387 states and 2844 transitions. [2018-11-18 19:25:34,140 INFO L276 IsEmpty]: Start isEmpty. Operand 2387 states and 2844 transitions. [2018-11-18 19:25:34,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-18 19:25:34,141 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:25:34,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:25:34,324 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 350 proven. 6 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-18 19:25:34,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:25:34,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2846 states to 2389 states and 2846 transitions. [2018-11-18 19:25:34,726 INFO L276 IsEmpty]: Start isEmpty. Operand 2389 states and 2846 transitions. [2018-11-18 19:25:34,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-18 19:25:34,727 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:25:34,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:25:34,906 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 292 proven. 70 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-11-18 19:25:36,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:25:36,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2920 states to 2460 states and 2920 transitions. [2018-11-18 19:25:36,606 INFO L276 IsEmpty]: Start isEmpty. Operand 2460 states and 2920 transitions. [2018-11-18 19:25:36,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-18 19:25:36,607 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:25:36,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:25:36,676 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 296 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-11-18 19:25:36,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:25:36,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2920 states to 2461 states and 2920 transitions. [2018-11-18 19:25:36,718 INFO L276 IsEmpty]: Start isEmpty. Operand 2461 states and 2920 transitions. [2018-11-18 19:25:36,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-11-18 19:25:36,719 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:25:36,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:25:36,892 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 392 proven. 5 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2018-11-18 19:25:37,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:25:37,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2851 states to 2393 states and 2851 transitions. [2018-11-18 19:25:37,194 INFO L276 IsEmpty]: Start isEmpty. Operand 2393 states and 2851 transitions. [2018-11-18 19:25:37,195 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 19:25:37,195 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 148 iterations. [2018-11-18 19:25:37,203 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 19:25:37,487 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 41 [2018-11-18 19:25:37,602 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 41 [2018-11-18 19:25:37,753 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 42 [2018-11-18 19:25:37,983 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 42 [2018-11-18 19:25:38,164 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 42 [2018-11-18 19:25:38,293 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 17 [2018-11-18 19:25:38,563 WARN L180 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 48 [2018-11-18 19:25:38,714 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 42 [2018-11-18 19:25:38,928 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 17 [2018-11-18 19:25:39,049 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 41 [2018-11-18 19:25:39,275 WARN L180 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 48 [2018-11-18 19:25:39,555 WARN L180 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 48 [2018-11-18 19:25:39,705 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 43 [2018-11-18 19:25:39,913 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 41 [2018-11-18 19:25:40,145 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 42 [2018-11-18 19:25:40,391 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 42 [2018-11-18 19:25:40,579 WARN L180 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 54 [2018-11-18 19:25:40,733 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 41 [2018-11-18 19:25:40,841 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 40 [2018-11-18 19:25:40,952 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 40 [2018-11-18 19:25:41,136 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 41 [2018-11-18 19:25:41,384 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 17 [2018-11-18 19:25:41,493 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 40 [2018-11-18 19:25:41,727 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 41 [2018-11-18 19:25:41,998 WARN L180 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 48 [2018-11-18 19:25:42,226 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 41 [2018-11-18 19:25:42,496 WARN L180 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 53 [2018-11-18 19:25:42,628 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 41 [2018-11-18 19:25:42,850 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 17 [2018-11-18 19:25:42,970 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 41 [2018-11-18 19:25:43,285 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 41 [2018-11-18 19:25:43,447 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 40 [2018-11-18 19:25:43,598 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 42 [2018-11-18 19:25:43,864 WARN L180 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 67 [2018-11-18 19:25:44,054 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 41 [2018-11-18 19:25:44,266 WARN L180 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 41 [2018-11-18 19:25:44,416 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 42 [2018-11-18 19:25:44,600 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 42 [2018-11-18 19:25:44,740 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 42 [2018-11-18 19:25:44,864 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 41 [2018-11-18 19:25:45,090 WARN L180 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 48 [2018-11-18 19:25:45,091 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 19:25:45,093 INFO L579 CodeCheckObserver]: Invariant with dag size 17 [2018-11-18 19:25:45,099 INFO L579 CodeCheckObserver]: Invariant with dag size 17 [2018-11-18 19:25:45,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 07:25:45 ImpRootNode [2018-11-18 19:25:45,100 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 19:25:45,100 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 19:25:45,100 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 19:25:45,100 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 19:25:45,101 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:23:15" (3/4) ... [2018-11-18 19:25:45,104 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 19:25:45,117 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 101 nodes and edges [2018-11-18 19:25:45,117 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-18 19:25:45,118 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-18 19:25:45,119 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 19:25:45,208 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_05b7d1d9-3970-454b-8dbe-5f683a6a7e98/bin-2019/ukojak/witness.graphml [2018-11-18 19:25:45,208 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 19:25:45,209 INFO L168 Benchmark]: Toolchain (without parser) took 152080.40 ms. Allocated memory was 1.0 GB in the beginning and 4.2 GB in the end (delta: 3.1 GB). Free memory was 951.1 MB in the beginning and 3.4 GB in the end (delta: -2.5 GB). Peak memory consumption was 685.8 MB. Max. memory is 11.5 GB. [2018-11-18 19:25:45,209 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 19:25:45,209 INFO L168 Benchmark]: CACSL2BoogieTranslator took 355.48 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 918.8 MB in the end (delta: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. [2018-11-18 19:25:45,210 INFO L168 Benchmark]: Boogie Procedure Inliner took 110.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 918.8 MB in the beginning and 1.1 GB in the end (delta: -217.5 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-18 19:25:45,210 INFO L168 Benchmark]: Boogie Preprocessor took 43.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-18 19:25:45,210 INFO L168 Benchmark]: RCFGBuilder took 1723.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 892.7 MB in the end (delta: 236.7 MB). Peak memory consumption was 236.7 MB. Max. memory is 11.5 GB. [2018-11-18 19:25:45,210 INFO L168 Benchmark]: CodeCheck took 149736.62 ms. Allocated memory was 1.2 GB in the beginning and 4.2 GB in the end (delta: 3.0 GB). Free memory was 892.7 MB in the beginning and 3.4 GB in the end (delta: -2.5 GB). Peak memory consumption was 3.1 GB. Max. memory is 11.5 GB. [2018-11-18 19:25:45,211 INFO L168 Benchmark]: Witness Printer took 108.12 ms. Allocated memory is still 4.2 GB. Free memory was 3.4 GB in the beginning and 3.4 GB in the end (delta: 47.9 kB). Peak memory consumption was 47.9 kB. Max. memory is 11.5 GB. [2018-11-18 19:25:45,212 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 199 locations, 1 error locations. SAFE Result, 141.8s OverallTime, 148 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 82589716 SDtfs, -1637841098 SDslu, 643676832 SDs, 0 SdLazy, -115354982 SolverSat, 453762080 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 377.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 154624 GetRequests, 149369 SyntacticMatches, 3679 SemanticMatches, 1576 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1793730 ImplicationChecksByTransitivity, 125.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.4s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 18.5s InterpolantComputationTime, 22175 NumberOfCodeBlocks, 22175 NumberOfCodeBlocksAsserted, 147 NumberOfCheckSat, 22028 ConstructedInterpolants, 0 QuantifiedInterpolants, 20278320 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 147 InterpolantComputations, 108 PerfectInterpolantSequences, 17018/17798 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: 494]: 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: (((!(a16 == 5) || a17 == 1) || !(a8 == 14)) || !(a20 == 1)) || a7 == 1 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((!(a16 == 5) || a17 == 1) || !(a8 == 14)) || !(a20 == 1)) || a7 == 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 355.48 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 918.8 MB in the end (delta: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 110.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 918.8 MB in the beginning and 1.1 GB in the end (delta: -217.5 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1723.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 892.7 MB in the end (delta: 236.7 MB). Peak memory consumption was 236.7 MB. Max. memory is 11.5 GB. * CodeCheck took 149736.62 ms. Allocated memory was 1.2 GB in the beginning and 4.2 GB in the end (delta: 3.0 GB). Free memory was 892.7 MB in the beginning and 3.4 GB in the end (delta: -2.5 GB). Peak memory consumption was 3.1 GB. Max. memory is 11.5 GB. * Witness Printer took 108.12 ms. Allocated memory is still 4.2 GB. Free memory was 3.4 GB in the beginning and 3.4 GB in the end (delta: 47.9 kB). Peak memory consumption was 47.9 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...