./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label04_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1bf4c43f-9cbd-4e48-afd5-11e1d6bb4e97/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1bf4c43f-9cbd-4e48-afd5-11e1d6bb4e97/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1bf4c43f-9cbd-4e48-afd5-11e1d6bb4e97/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1bf4c43f-9cbd-4e48-afd5-11e1d6bb4e97/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label04_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1bf4c43f-9cbd-4e48-afd5-11e1d6bb4e97/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1bf4c43f-9cbd-4e48-afd5-11e1d6bb4e97/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 fbfe8dec550fadf4da01fadd46005a09263b3b04 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 08:48:32,249 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 08:48:32,251 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 08:48:32,259 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 08:48:32,260 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 08:48:32,260 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 08:48:32,261 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 08:48:32,263 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 08:48:32,264 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 08:48:32,265 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 08:48:32,266 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 08:48:32,266 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 08:48:32,267 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 08:48:32,268 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 08:48:32,269 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 08:48:32,270 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 08:48:32,271 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 08:48:32,272 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 08:48:32,274 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 08:48:32,275 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 08:48:32,276 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 08:48:32,277 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 08:48:32,279 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 08:48:32,279 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 08:48:32,280 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 08:48:32,280 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 08:48:32,281 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 08:48:32,282 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 08:48:32,283 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 08:48:32,284 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 08:48:32,284 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 08:48:32,285 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 08:48:32,285 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 08:48:32,285 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 08:48:32,286 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 08:48:32,287 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 08:48:32,287 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1bf4c43f-9cbd-4e48-afd5-11e1d6bb4e97/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 08:48:32,299 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 08:48:32,299 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 08:48:32,300 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 08:48:32,300 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 08:48:32,301 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 08:48:32,301 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 08:48:32,301 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 08:48:32,301 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 08:48:32,302 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 08:48:32,302 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 08:48:32,302 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 08:48:32,302 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 08:48:32,302 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 08:48:32,302 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 08:48:32,303 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 08:48:32,303 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 08:48:32,303 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 08:48:32,303 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 08:48:32,303 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 08:48:32,303 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 08:48:32,303 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 08:48:32,304 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 08:48:32,304 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 08:48:32,304 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 08:48:32,304 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 08:48:32,304 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 08:48:32,305 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 08:48:32,305 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 08:48:32,305 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 08:48:32,305 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_1bf4c43f-9cbd-4e48-afd5-11e1d6bb4e97/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 -> fbfe8dec550fadf4da01fadd46005a09263b3b04 [2018-11-23 08:48:32,335 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 08:48:32,347 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 08:48:32,350 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 08:48:32,351 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 08:48:32,351 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 08:48:32,352 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1bf4c43f-9cbd-4e48-afd5-11e1d6bb4e97/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label04_true-unreach-call_false-termination.c [2018-11-23 08:48:32,400 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1bf4c43f-9cbd-4e48-afd5-11e1d6bb4e97/bin-2019/ukojak/data/24365b80a/49f18af13b654411993fe5c31695ebfd/FLAG001edafe5 [2018-11-23 08:48:32,841 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 08:48:32,842 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1bf4c43f-9cbd-4e48-afd5-11e1d6bb4e97/sv-benchmarks/c/eca-rers2012/Problem02_label04_true-unreach-call_false-termination.c [2018-11-23 08:48:32,853 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1bf4c43f-9cbd-4e48-afd5-11e1d6bb4e97/bin-2019/ukojak/data/24365b80a/49f18af13b654411993fe5c31695ebfd/FLAG001edafe5 [2018-11-23 08:48:32,868 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1bf4c43f-9cbd-4e48-afd5-11e1d6bb4e97/bin-2019/ukojak/data/24365b80a/49f18af13b654411993fe5c31695ebfd [2018-11-23 08:48:32,871 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 08:48:32,872 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 08:48:32,873 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 08:48:32,873 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 08:48:32,877 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 08:48:32,878 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:48:32" (1/1) ... [2018-11-23 08:48:32,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13248fad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:48:32, skipping insertion in model container [2018-11-23 08:48:32,882 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:48:32" (1/1) ... [2018-11-23 08:48:32,890 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 08:48:32,938 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 08:48:33,210 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:48:33,213 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 08:48:33,297 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:48:33,314 INFO L195 MainTranslator]: Completed translation [2018-11-23 08:48:33,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:48:33 WrapperNode [2018-11-23 08:48:33,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 08:48:33,315 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 08:48:33,315 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 08:48:33,316 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 08:48:33,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:48:33" (1/1) ... [2018-11-23 08:48:33,395 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:48:33" (1/1) ... [2018-11-23 08:48:33,442 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 08:48:33,443 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 08:48:33,443 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 08:48:33,443 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 08:48:33,454 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:48:33" (1/1) ... [2018-11-23 08:48:33,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:48:33" (1/1) ... [2018-11-23 08:48:33,458 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:48:33" (1/1) ... [2018-11-23 08:48:33,458 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:48:33" (1/1) ... [2018-11-23 08:48:33,475 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:48:33" (1/1) ... [2018-11-23 08:48:33,485 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:48:33" (1/1) ... [2018-11-23 08:48:33,490 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:48:33" (1/1) ... [2018-11-23 08:48:33,496 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 08:48:33,496 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 08:48:33,496 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 08:48:33,496 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 08:48:33,497 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:48:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1bf4c43f-9cbd-4e48-afd5-11e1d6bb4e97/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 [2018-11-23 08:48:33,559 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 08:48:33,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 08:48:33,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 08:48:35,152 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 08:48:35,152 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 08:48:35,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:48:35 BoogieIcfgContainer [2018-11-23 08:48:35,153 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 08:48:35,153 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 08:48:35,153 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 08:48:35,162 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 08:48:35,162 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:48:35" (1/1) ... [2018-11-23 08:48:35,172 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:48:35,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:35,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-11-23 08:48:35,202 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-11-23 08:48:35,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 08:48:35,206 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:35,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:35,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:48:36,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:36,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 163 states and 241 transitions. [2018-11-23 08:48:36,056 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 241 transitions. [2018-11-23 08:48:36,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 08:48:36,059 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:36,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:36,142 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 08:48:36,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:36,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 164 states and 242 transitions. [2018-11-23 08:48:36,279 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 242 transitions. [2018-11-23 08:48:36,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 08:48:36,282 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:36,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:36,348 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:48:36,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:36,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 181 states and 268 transitions. [2018-11-23 08:48:36,524 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 268 transitions. [2018-11-23 08:48:36,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 08:48:36,527 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:36,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:36,608 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:48:36,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:36,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 199 states and 292 transitions. [2018-11-23 08:48:36,975 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 292 transitions. [2018-11-23 08:48:36,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 08:48:36,981 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:36,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:37,044 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:48:37,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:37,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 220 states and 320 transitions. [2018-11-23 08:48:37,327 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 320 transitions. [2018-11-23 08:48:37,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 08:48:37,332 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:37,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:37,368 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:48:37,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:37,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 224 states and 325 transitions. [2018-11-23 08:48:37,569 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 325 transitions. [2018-11-23 08:48:37,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-23 08:48:37,571 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:37,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:37,619 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 08:48:38,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:38,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 242 states and 345 transitions. [2018-11-23 08:48:38,036 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 345 transitions. [2018-11-23 08:48:38,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-23 08:48:38,037 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:38,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:38,068 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:48:38,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:38,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 246 states and 349 transitions. [2018-11-23 08:48:38,100 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 349 transitions. [2018-11-23 08:48:38,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 08:48:38,101 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:38,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:38,131 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 08:48:38,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:38,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 247 states and 351 transitions. [2018-11-23 08:48:38,279 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 351 transitions. [2018-11-23 08:48:38,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 08:48:38,281 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:38,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:38,313 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 08:48:38,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:38,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 250 states and 354 transitions. [2018-11-23 08:48:38,454 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 354 transitions. [2018-11-23 08:48:38,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 08:48:38,455 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:38,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:38,600 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 08:48:39,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:39,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 329 states and 438 transitions. [2018-11-23 08:48:39,113 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 438 transitions. [2018-11-23 08:48:39,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-23 08:48:39,114 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:39,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:39,153 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 08:48:39,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:39,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 347 states and 459 transitions. [2018-11-23 08:48:39,593 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 459 transitions. [2018-11-23 08:48:39,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-23 08:48:39,595 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:39,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:39,746 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:48:40,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:40,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 377 states and 497 transitions. [2018-11-23 08:48:40,422 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 497 transitions. [2018-11-23 08:48:40,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 08:48:40,423 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:40,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:40,546 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:48:41,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:41,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 407 states and 532 transitions. [2018-11-23 08:48:41,724 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 532 transitions. [2018-11-23 08:48:41,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 08:48:41,725 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:41,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:41,791 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:48:41,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:41,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 410 states and 535 transitions. [2018-11-23 08:48:41,938 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 535 transitions. [2018-11-23 08:48:41,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-23 08:48:41,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:41,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:41,973 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:48:42,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:42,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 423 states and 549 transitions. [2018-11-23 08:48:42,112 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 549 transitions. [2018-11-23 08:48:42,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-23 08:48:42,114 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:42,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:42,147 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:48:42,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:42,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 442 states and 571 transitions. [2018-11-23 08:48:42,383 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 571 transitions. [2018-11-23 08:48:42,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-23 08:48:42,385 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:42,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:42,422 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 08:48:42,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:42,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 446 states and 574 transitions. [2018-11-23 08:48:42,510 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 574 transitions. [2018-11-23 08:48:42,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 08:48:42,512 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:42,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:42,542 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 08:48:42,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:42,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 451 states and 578 transitions. [2018-11-23 08:48:42,565 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 578 transitions. [2018-11-23 08:48:42,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 08:48:42,566 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:42,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:42,613 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 08:48:42,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:42,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 465 states and 593 transitions. [2018-11-23 08:48:42,877 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 593 transitions. [2018-11-23 08:48:42,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-23 08:48:42,878 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:42,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:42,910 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 08:48:43,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:43,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 477 states and 604 transitions. [2018-11-23 08:48:43,014 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 604 transitions. [2018-11-23 08:48:43,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 08:48:43,015 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:43,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:43,053 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:48:43,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:43,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 481 states and 609 transitions. [2018-11-23 08:48:43,247 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 609 transitions. [2018-11-23 08:48:43,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-23 08:48:43,248 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:43,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:43,812 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 75 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 08:48:45,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:45,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 521 states and 660 transitions. [2018-11-23 08:48:45,497 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 660 transitions. [2018-11-23 08:48:45,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-23 08:48:45,498 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:45,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:45,559 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 75 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 08:48:46,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:46,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 536 states and 674 transitions. [2018-11-23 08:48:46,078 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 674 transitions. [2018-11-23 08:48:46,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-23 08:48:46,080 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:46,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:46,140 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 75 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 08:48:46,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:46,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 548 states and 685 transitions. [2018-11-23 08:48:46,368 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 685 transitions. [2018-11-23 08:48:46,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-23 08:48:46,369 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:46,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:46,409 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:48:46,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:46,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 567 states and 704 transitions. [2018-11-23 08:48:46,506 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 704 transitions. [2018-11-23 08:48:46,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-23 08:48:46,507 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:46,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:46,554 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 08:48:46,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:46,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 572 states and 711 transitions. [2018-11-23 08:48:46,597 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 711 transitions. [2018-11-23 08:48:46,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-23 08:48:46,598 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:46,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:46,641 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:48:46,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:46,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 574 states and 713 transitions. [2018-11-23 08:48:46,675 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 713 transitions. [2018-11-23 08:48:46,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-23 08:48:46,676 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:46,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:46,728 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 08:48:46,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:46,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 575 states and 714 transitions. [2018-11-23 08:48:46,755 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 714 transitions. [2018-11-23 08:48:46,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 08:48:46,756 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:46,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:46,806 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 08:48:47,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:47,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 594 states and 736 transitions. [2018-11-23 08:48:47,267 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 736 transitions. [2018-11-23 08:48:47,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 08:48:47,268 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:47,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:47,323 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 08:48:47,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:47,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 595 states and 737 transitions. [2018-11-23 08:48:47,347 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 737 transitions. [2018-11-23 08:48:47,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 08:48:47,348 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:47,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:47,371 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 08:48:47,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:47,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 598 states and 740 transitions. [2018-11-23 08:48:47,407 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 740 transitions. [2018-11-23 08:48:47,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-23 08:48:47,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:47,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:47,472 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 08:48:47,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:47,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 602 states and 744 transitions. [2018-11-23 08:48:47,740 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 744 transitions. [2018-11-23 08:48:47,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-23 08:48:47,741 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:47,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:47,797 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 08:48:48,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:48,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 614 states and 755 transitions. [2018-11-23 08:48:48,076 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 755 transitions. [2018-11-23 08:48:48,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 08:48:48,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:48,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:48,152 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:48:48,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:48,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 626 states and 767 transitions. [2018-11-23 08:48:48,436 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 767 transitions. [2018-11-23 08:48:48,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 08:48:48,437 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:48,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:48,497 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:48:48,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:48,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 629 states and 770 transitions. [2018-11-23 08:48:48,667 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 770 transitions. [2018-11-23 08:48:48,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 08:48:48,668 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:48,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:48,720 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-23 08:48:48,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:48,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 631 states and 771 transitions. [2018-11-23 08:48:48,814 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 771 transitions. [2018-11-23 08:48:48,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-23 08:48:48,815 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:48,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:48,947 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 08:48:49,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:49,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 635 states and 777 transitions. [2018-11-23 08:48:49,262 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 777 transitions. [2018-11-23 08:48:49,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-23 08:48:49,262 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:49,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:49,370 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 08:48:49,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:49,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 647 states and 788 transitions. [2018-11-23 08:48:49,726 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 788 transitions. [2018-11-23 08:48:49,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-23 08:48:49,727 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:49,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:49,788 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 08:48:49,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:49,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 648 states and 790 transitions. [2018-11-23 08:48:49,962 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 790 transitions. [2018-11-23 08:48:49,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-23 08:48:49,963 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:49,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:49,999 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 08:48:50,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:50,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 652 states and 794 transitions. [2018-11-23 08:48:50,030 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 794 transitions. [2018-11-23 08:48:50,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-23 08:48:50,031 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:50,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:50,183 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 08:48:50,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:50,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 670 states and 814 transitions. [2018-11-23 08:48:50,651 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 814 transitions. [2018-11-23 08:48:50,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-23 08:48:50,652 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:50,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:50,724 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 08:48:50,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:50,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 697 states and 842 transitions. [2018-11-23 08:48:50,921 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 842 transitions. [2018-11-23 08:48:50,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 08:48:50,922 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:50,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:50,963 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 08:48:51,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:51,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 709 states and 857 transitions. [2018-11-23 08:48:51,207 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 857 transitions. [2018-11-23 08:48:51,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 08:48:51,208 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:51,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:51,643 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 152 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 08:48:53,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:53,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 731 states and 885 transitions. [2018-11-23 08:48:53,177 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 885 transitions. [2018-11-23 08:48:53,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 08:48:53,178 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:53,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:53,214 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 08:48:53,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:53,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 735 states and 890 transitions. [2018-11-23 08:48:53,313 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 890 transitions. [2018-11-23 08:48:53,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-23 08:48:53,313 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:53,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:53,423 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 08:48:53,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:53,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 746 states and 901 transitions. [2018-11-23 08:48:53,810 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 901 transitions. [2018-11-23 08:48:53,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-23 08:48:53,811 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:53,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:53,917 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 08:48:54,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:54,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 749 states and 904 transitions. [2018-11-23 08:48:54,106 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 904 transitions. [2018-11-23 08:48:54,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-23 08:48:54,107 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:54,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:54,222 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 08:48:54,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:54,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 761 states and 915 transitions. [2018-11-23 08:48:54,634 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 915 transitions. [2018-11-23 08:48:54,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 08:48:54,635 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:54,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:54,688 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 08:48:55,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:55,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 791 states and 946 transitions. [2018-11-23 08:48:55,235 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 946 transitions. [2018-11-23 08:48:55,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-23 08:48:55,236 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:55,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:55,303 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 08:48:55,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:55,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 815 states and 971 transitions. [2018-11-23 08:48:55,650 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 971 transitions. [2018-11-23 08:48:55,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-23 08:48:55,651 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:55,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:55,707 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 08:48:55,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:55,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 816 states and 971 transitions. [2018-11-23 08:48:55,840 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 971 transitions. [2018-11-23 08:48:55,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-23 08:48:55,842 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:55,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:55,881 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 08:48:55,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:55,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 822 states and 976 transitions. [2018-11-23 08:48:55,927 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 976 transitions. [2018-11-23 08:48:55,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-23 08:48:55,928 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:55,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:55,964 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 08:48:56,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:56,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 853 states and 1007 transitions. [2018-11-23 08:48:56,083 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1007 transitions. [2018-11-23 08:48:56,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 08:48:56,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:56,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:56,159 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-23 08:48:56,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:56,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 858 states and 1013 transitions. [2018-11-23 08:48:56,281 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1013 transitions. [2018-11-23 08:48:56,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 08:48:56,282 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:56,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:56,380 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-23 08:48:56,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:56,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 859 states and 1013 transitions. [2018-11-23 08:48:56,522 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1013 transitions. [2018-11-23 08:48:56,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 08:48:56,523 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:56,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:56,688 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:48:57,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:57,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 879 states and 1037 transitions. [2018-11-23 08:48:57,418 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1037 transitions. [2018-11-23 08:48:57,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 08:48:57,419 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:57,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:57,455 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:48:57,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:57,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 881 states and 1038 transitions. [2018-11-23 08:48:57,578 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1038 transitions. [2018-11-23 08:48:57,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-23 08:48:57,579 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:57,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:57,624 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 08:48:58,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:58,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 904 states and 1062 transitions. [2018-11-23 08:48:58,009 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1062 transitions. [2018-11-23 08:48:58,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-23 08:48:58,010 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:58,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:58,072 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 08:48:58,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:58,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 937 states and 1098 transitions. [2018-11-23 08:48:58,646 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1098 transitions. [2018-11-23 08:48:58,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-23 08:48:58,647 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:58,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:58,710 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 08:48:58,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:58,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 940 states and 1101 transitions. [2018-11-23 08:48:58,939 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1101 transitions. [2018-11-23 08:48:58,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-23 08:48:58,940 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:58,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:58,986 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 08:48:59,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:59,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 944 states and 1107 transitions. [2018-11-23 08:48:59,117 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1107 transitions. [2018-11-23 08:48:59,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-23 08:48:59,118 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:59,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:59,175 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 08:48:59,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:59,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 961 states and 1123 transitions. [2018-11-23 08:48:59,232 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1123 transitions. [2018-11-23 08:48:59,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-23 08:48:59,233 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:59,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:59,261 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 08:48:59,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:59,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 999 states and 1163 transitions. [2018-11-23 08:48:59,419 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1163 transitions. [2018-11-23 08:48:59,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-23 08:48:59,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:59,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:48:59,455 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-23 08:48:59,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:48:59,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 1002 states and 1165 transitions. [2018-11-23 08:48:59,477 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1165 transitions. [2018-11-23 08:48:59,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-23 08:48:59,478 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:48:59,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:49:00,130 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:49:03,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:49:03,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 1123 states and 1305 transitions. [2018-11-23 08:49:03,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1305 transitions. [2018-11-23 08:49:03,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-23 08:49:03,092 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:49:03,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:49:03,339 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:49:03,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:49:03,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 1127 states and 1309 transitions. [2018-11-23 08:49:03,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 1309 transitions. [2018-11-23 08:49:03,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-23 08:49:03,637 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:49:03,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:49:03,901 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:49:04,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:49:04,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 1132 states and 1313 transitions. [2018-11-23 08:49:04,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1313 transitions. [2018-11-23 08:49:04,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-23 08:49:04,190 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:49:04,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:49:04,233 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-23 08:49:04,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:49:04,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 1211 states and 1404 transitions. [2018-11-23 08:49:04,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 1404 transitions. [2018-11-23 08:49:04,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-11-23 08:49:04,799 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:49:04,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:49:05,018 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:49:05,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:49:05,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1254 states and 1452 transitions. [2018-11-23 08:49:05,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1452 transitions. [2018-11-23 08:49:05,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-11-23 08:49:05,848 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:49:05,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:49:05,921 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:49:06,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:49:06,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 1258 states and 1455 transitions. [2018-11-23 08:49:06,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 1455 transitions. [2018-11-23 08:49:06,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 08:49:06,190 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:49:06,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:49:06,694 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:49:10,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:49:10,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 1395 states and 1613 transitions. [2018-11-23 08:49:10,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1613 transitions. [2018-11-23 08:49:10,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 08:49:10,054 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:49:10,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:49:10,210 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:49:11,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:49:11,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 1425 states and 1652 transitions. [2018-11-23 08:49:11,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1425 states and 1652 transitions. [2018-11-23 08:49:11,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 08:49:11,815 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:49:11,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:49:11,952 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:49:12,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:49:12,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1429 states and 1656 transitions. [2018-11-23 08:49:12,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 1656 transitions. [2018-11-23 08:49:12,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 08:49:12,349 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:49:12,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:49:12,555 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:49:12,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:49:12,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 1434 states and 1660 transitions. [2018-11-23 08:49:12,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 1660 transitions. [2018-11-23 08:49:12,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 08:49:12,907 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:49:12,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:49:13,043 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:49:13,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:49:13,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 1435 states and 1662 transitions. [2018-11-23 08:49:13,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1435 states and 1662 transitions. [2018-11-23 08:49:13,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 08:49:13,510 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:49:13,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:49:13,674 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:49:13,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:49:13,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 1439 states and 1668 transitions. [2018-11-23 08:49:13,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 1668 transitions. [2018-11-23 08:49:13,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 08:49:13,801 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:49:13,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:49:13,966 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:49:14,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:49:14,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1444 states and 1673 transitions. [2018-11-23 08:49:14,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 1673 transitions. [2018-11-23 08:49:14,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 08:49:14,681 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:49:14,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:49:14,859 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:49:15,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:49:15,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 1448 states and 1676 transitions. [2018-11-23 08:49:15,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 1676 transitions. [2018-11-23 08:49:15,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 08:49:15,281 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:49:15,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:49:15,455 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:49:15,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:49:15,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1453 states and 1680 transitions. [2018-11-23 08:49:15,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 1680 transitions. [2018-11-23 08:49:15,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-23 08:49:15,868 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:49:15,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:49:15,921 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-23 08:49:16,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:49:16,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1456 states and 1682 transitions. [2018-11-23 08:49:16,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 1682 transitions. [2018-11-23 08:49:16,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-11-23 08:49:16,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:49:16,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:49:16,178 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 382 proven. 16 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 08:49:17,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:49:17,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 1480 states and 1706 transitions. [2018-11-23 08:49:17,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 1706 transitions. [2018-11-23 08:49:17,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-11-23 08:49:17,143 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:49:17,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:49:17,224 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 382 proven. 16 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 08:49:17,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:49:17,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 1484 states and 1709 transitions. [2018-11-23 08:49:17,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 1709 transitions. [2018-11-23 08:49:17,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-23 08:49:17,557 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:49:17,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:49:17,728 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-23 08:49:21,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:49:21,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 1548 states and 1789 transitions. [2018-11-23 08:49:21,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 1789 transitions. [2018-11-23 08:49:21,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-23 08:49:21,388 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:49:21,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:49:21,453 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-23 08:49:22,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:49:22,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 1555 states and 1795 transitions. [2018-11-23 08:49:22,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 1795 transitions. [2018-11-23 08:49:22,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-23 08:49:22,055 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:49:22,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:49:22,103 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-23 08:49:22,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:49:22,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1801 states to 1560 states and 1801 transitions. [2018-11-23 08:49:22,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 1801 transitions. [2018-11-23 08:49:22,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-23 08:49:22,398 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:49:22,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:49:22,482 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-23 08:49:22,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:49:22,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1810 states to 1570 states and 1810 transitions. [2018-11-23 08:49:22,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 1810 transitions. [2018-11-23 08:49:22,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-23 08:49:22,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:49:22,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:49:23,159 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 0 proven. 199 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2018-11-23 08:49:23,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:49:23,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 1649 states and 1892 transitions. [2018-11-23 08:49:23,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 1892 transitions. [2018-11-23 08:49:23,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-23 08:49:23,959 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:49:23,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:49:24,031 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 282 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2018-11-23 08:49:24,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:49:24,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 1651 states and 1893 transitions. [2018-11-23 08:49:24,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1651 states and 1893 transitions. [2018-11-23 08:49:24,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-11-23 08:49:24,246 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:49:24,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:49:24,553 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 236 proven. 129 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2018-11-23 08:49:25,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:49:25,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 1689 states and 1934 transitions. [2018-11-23 08:49:25,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 1934 transitions. [2018-11-23 08:49:25,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-11-23 08:49:25,197 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:49:25,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:49:25,677 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 465 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2018-11-23 08:49:27,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:49:27,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2010 states to 1760 states and 2010 transitions. [2018-11-23 08:49:27,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 2010 transitions. [2018-11-23 08:49:27,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2018-11-23 08:49:27,017 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:49:27,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:49:27,115 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 274 proven. 0 refuted. 0 times theorem prover too weak. 398 trivial. 0 not checked. [2018-11-23 08:49:28,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:49:28,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2089 states to 1838 states and 2089 transitions. [2018-11-23 08:49:28,151 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 2089 transitions. [2018-11-23 08:49:28,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-11-23 08:49:28,154 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 08:49:28,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:49:28,818 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 75 proven. 400 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2018-11-23 08:49:33,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 08:49:33,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 1949 states and 2222 transitions. [2018-11-23 08:49:33,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1949 states and 2222 transitions. [2018-11-23 08:49:33,147 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 08:49:33,148 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 94 iterations. [2018-11-23 08:49:33,155 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 08:49:34,564 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 18 [2018-11-23 08:49:34,809 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 18 [2018-11-23 08:49:37,240 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 18 [2018-11-23 08:49:37,690 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 18 [2018-11-23 08:49:38,020 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 08:49:38,022 INFO L579 CodeCheckObserver]: Invariant with dag size 18 [2018-11-23 08:49:38,029 INFO L579 CodeCheckObserver]: Invariant with dag size 18 [2018-11-23 08:49:38,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:49:38 ImpRootNode [2018-11-23 08:49:38,030 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 08:49:38,031 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 08:49:38,032 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 08:49:38,032 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 08:49:38,032 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:48:35" (3/4) ... [2018-11-23 08:49:38,036 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 08:49:38,050 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 110 nodes and edges [2018-11-23 08:49:38,050 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-23 08:49:38,051 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-23 08:49:38,052 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 08:49:38,156 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1bf4c43f-9cbd-4e48-afd5-11e1d6bb4e97/bin-2019/ukojak/witness.graphml [2018-11-23 08:49:38,157 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 08:49:38,157 INFO L168 Benchmark]: Toolchain (without parser) took 65286.09 ms. Allocated memory was 1.0 GB in the beginning and 2.7 GB in the end (delta: 1.7 GB). Free memory was 951.8 MB in the beginning and 2.4 GB in the end (delta: -1.5 GB). Peak memory consumption was 199.0 MB. Max. memory is 11.5 GB. [2018-11-23 08:49:38,158 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 08:49:38,159 INFO L168 Benchmark]: CACSL2BoogieTranslator took 441.64 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 922.2 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-11-23 08:49:38,159 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 922.2 MB in the beginning and 1.1 GB in the end (delta: -212.0 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-11-23 08:49:38,159 INFO L168 Benchmark]: Boogie Preprocessor took 52.95 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-23 08:49:38,160 INFO L168 Benchmark]: RCFGBuilder took 1656.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 895.3 MB in the end (delta: 235.6 MB). Peak memory consumption was 235.6 MB. Max. memory is 11.5 GB. [2018-11-23 08:49:38,160 INFO L168 Benchmark]: CodeCheck took 62877.40 ms. Allocated memory was 1.2 GB in the beginning and 2.7 GB in the end (delta: 1.5 GB). Free memory was 895.3 MB in the beginning and 2.4 GB in the end (delta: -1.5 GB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. [2018-11-23 08:49:38,160 INFO L168 Benchmark]: Witness Printer took 125.27 ms. Allocated memory is still 2.7 GB. Free memory was 2.4 GB in the beginning and 2.4 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. [2018-11-23 08:49:38,164 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, 227 locations, 1 error locations. SAFE Result, 57.9s OverallTime, 94 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1166019776 SDtfs, -2029761368 SDslu, -1583327096 SDs, 0 SdLazy, 483267648 SolverSat, -198404376 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 254.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 114091 GetRequests, 110737 SyntacticMatches, 2618 SemanticMatches, 736 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 384274 ImplicationChecksByTransitivity, 42.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.4s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 6.8s InterpolantComputationTime, 17410 NumberOfCodeBlocks, 17410 NumberOfCodeBlocksAsserted, 93 NumberOfCheckSat, 17317 ConstructedInterpolants, 0 QuantifiedInterpolants, 15259689 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 93 InterpolantComputations, 66 PerfectInterpolantSequences, 15452/17382 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: 490]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (((!(a28 == 9) || !(1 == a11)) || !(a17 == 7)) || a25 == 1) || !(a19 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((!(a28 == 9) || !(a11 == 1)) || !(a17 == 7)) || a25 == 1) || !(a19 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 441.64 ms. Allocated memory is still 1.0 GB. Free memory was 951.8 MB in the beginning and 922.2 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 127.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 922.2 MB in the beginning and 1.1 GB in the end (delta: -212.0 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.95 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1656.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 895.3 MB in the end (delta: 235.6 MB). Peak memory consumption was 235.6 MB. Max. memory is 11.5 GB. * CodeCheck took 62877.40 ms. Allocated memory was 1.2 GB in the beginning and 2.7 GB in the end (delta: 1.5 GB). Free memory was 895.3 MB in the beginning and 2.4 GB in the end (delta: -1.5 GB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. * Witness Printer took 125.27 ms. Allocated memory is still 2.7 GB. Free memory was 2.4 GB in the beginning and 2.4 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...