./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label08_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_310e410c-2e0f-42a8-aa0f-0f49605ae707/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_310e410c-2e0f-42a8-aa0f-0f49605ae707/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_310e410c-2e0f-42a8-aa0f-0f49605ae707/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_310e410c-2e0f-42a8-aa0f-0f49605ae707/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label08_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_310e410c-2e0f-42a8-aa0f-0f49605ae707/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_310e410c-2e0f-42a8-aa0f-0f49605ae707/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 6ce363081c1dab610a244bdee8a1005551fe87b5 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:52:40,362 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 15:52:40,364 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 15:52:40,372 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 15:52:40,372 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 15:52:40,373 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 15:52:40,374 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 15:52:40,375 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 15:52:40,376 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 15:52:40,377 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 15:52:40,378 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 15:52:40,378 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 15:52:40,378 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 15:52:40,379 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 15:52:40,380 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 15:52:40,381 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 15:52:40,381 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 15:52:40,382 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 15:52:40,384 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 15:52:40,385 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 15:52:40,386 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 15:52:40,386 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 15:52:40,388 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 15:52:40,388 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 15:52:40,388 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 15:52:40,389 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 15:52:40,390 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 15:52:40,390 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 15:52:40,391 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 15:52:40,392 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 15:52:40,392 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 15:52:40,392 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 15:52:40,392 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 15:52:40,393 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 15:52:40,393 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 15:52:40,394 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 15:52:40,394 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_310e410c-2e0f-42a8-aa0f-0f49605ae707/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 15:52:40,404 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 15:52:40,405 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 15:52:40,405 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 15:52:40,406 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 15:52:40,406 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 15:52:40,406 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 15:52:40,406 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 15:52:40,406 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 15:52:40,407 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 15:52:40,407 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 15:52:40,407 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 15:52:40,407 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 15:52:40,407 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 15:52:40,407 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 15:52:40,407 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 15:52:40,408 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 15:52:40,408 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 15:52:40,408 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 15:52:40,408 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 15:52:40,408 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 15:52:40,408 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 15:52:40,408 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 15:52:40,409 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 15:52:40,409 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 15:52:40,409 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 15:52:40,409 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 15:52:40,409 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 15:52:40,409 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 15:52:40,409 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 15:52:40,410 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_310e410c-2e0f-42a8-aa0f-0f49605ae707/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 -> 6ce363081c1dab610a244bdee8a1005551fe87b5 [2018-11-23 15:52:40,434 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 15:52:40,443 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 15:52:40,446 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 15:52:40,447 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 15:52:40,447 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 15:52:40,448 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_310e410c-2e0f-42a8-aa0f-0f49605ae707/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label08_true-unreach-call_false-termination.c [2018-11-23 15:52:40,494 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_310e410c-2e0f-42a8-aa0f-0f49605ae707/bin-2019/ukojak/data/d69d40e6f/f80d4ee7f97d49a6a5c1bb43a0eae6aa/FLAG74463c755 [2018-11-23 15:52:40,909 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 15:52:40,910 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_310e410c-2e0f-42a8-aa0f-0f49605ae707/sv-benchmarks/c/eca-rers2012/Problem02_label08_true-unreach-call_false-termination.c [2018-11-23 15:52:40,920 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_310e410c-2e0f-42a8-aa0f-0f49605ae707/bin-2019/ukojak/data/d69d40e6f/f80d4ee7f97d49a6a5c1bb43a0eae6aa/FLAG74463c755 [2018-11-23 15:52:41,259 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_310e410c-2e0f-42a8-aa0f-0f49605ae707/bin-2019/ukojak/data/d69d40e6f/f80d4ee7f97d49a6a5c1bb43a0eae6aa [2018-11-23 15:52:41,262 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 15:52:41,263 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 15:52:41,263 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 15:52:41,263 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 15:52:41,266 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 15:52:41,266 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:41" (1/1) ... [2018-11-23 15:52:41,269 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e42f8a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:41, skipping insertion in model container [2018-11-23 15:52:41,269 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:41" (1/1) ... [2018-11-23 15:52:41,277 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 15:52:41,316 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 15:52:41,578 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 15:52:41,581 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 15:52:41,651 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 15:52:41,663 INFO L195 MainTranslator]: Completed translation [2018-11-23 15:52:41,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:41 WrapperNode [2018-11-23 15:52:41,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 15:52:41,664 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 15:52:41,664 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 15:52:41,664 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 15:52:41,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:41" (1/1) ... [2018-11-23 15:52:41,737 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:41" (1/1) ... [2018-11-23 15:52:41,774 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 15:52:41,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 15:52:41,775 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 15:52:41,775 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 15:52:41,782 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:41" (1/1) ... [2018-11-23 15:52:41,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:41" (1/1) ... [2018-11-23 15:52:41,785 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:41" (1/1) ... [2018-11-23 15:52:41,786 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:41" (1/1) ... [2018-11-23 15:52:41,804 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:41" (1/1) ... [2018-11-23 15:52:41,813 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:41" (1/1) ... [2018-11-23 15:52:41,818 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:41" (1/1) ... [2018-11-23 15:52:41,823 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 15:52:41,823 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 15:52:41,823 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 15:52:41,824 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 15:52:41,824 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_310e410c-2e0f-42a8-aa0f-0f49605ae707/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 15:52:41,877 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 15:52:41,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 15:52:41,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 15:52:43,363 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 15:52:43,363 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 15:52:43,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:52:43 BoogieIcfgContainer [2018-11-23 15:52:43,364 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 15:52:43,365 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 15:52:43,365 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 15:52:43,376 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 15:52:43,376 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:52:43" (1/1) ... [2018-11-23 15:52:43,388 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:52:43,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:43,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-11-23 15:52:43,429 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-11-23 15:52:43,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 15:52:43,433 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:43,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:43,753 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 15:52:44,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:44,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 163 states and 242 transitions. [2018-11-23 15:52:44,281 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 242 transitions. [2018-11-23 15:52:44,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 15:52:44,284 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:44,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:44,378 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 15:52:44,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:44,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 245 states and 330 transitions. [2018-11-23 15:52:44,849 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 330 transitions. [2018-11-23 15:52:44,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 15:52:44,851 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:44,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:44,919 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 15:52:45,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:45,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 262 states and 359 transitions. [2018-11-23 15:52:45,132 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 359 transitions. [2018-11-23 15:52:45,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 15:52:45,138 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:45,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:45,220 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 15:52:45,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:45,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 280 states and 388 transitions. [2018-11-23 15:52:45,647 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 388 transitions. [2018-11-23 15:52:45,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 15:52:45,650 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:45,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:45,701 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 15:52:45,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:45,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 283 states and 393 transitions. [2018-11-23 15:52:45,790 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 393 transitions. [2018-11-23 15:52:45,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 15:52:45,791 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:45,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:45,871 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 15:52:46,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:46,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 304 states and 425 transitions. [2018-11-23 15:52:46,298 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 425 transitions. [2018-11-23 15:52:46,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 15:52:46,299 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:46,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:46,326 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 15:52:46,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:46,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 308 states and 431 transitions. [2018-11-23 15:52:46,583 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 431 transitions. [2018-11-23 15:52:46,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 15:52:46,584 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:46,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:46,609 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 15:52:46,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:46,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 311 states and 435 transitions. [2018-11-23 15:52:46,711 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 435 transitions. [2018-11-23 15:52:46,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-23 15:52:46,712 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:46,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:46,729 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 15:52:47,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:47,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 329 states and 460 transitions. [2018-11-23 15:52:47,130 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 460 transitions. [2018-11-23 15:52:47,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-23 15:52:47,131 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:47,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:47,156 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 15:52:47,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:47,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 332 states and 463 transitions. [2018-11-23 15:52:47,335 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 463 transitions. [2018-11-23 15:52:47,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-23 15:52:47,337 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:47,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:47,358 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 15:52:47,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:47,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 336 states and 467 transitions. [2018-11-23 15:52:47,391 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 467 transitions. [2018-11-23 15:52:47,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 15:52:47,393 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:47,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:47,425 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 15:52:47,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:47,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 340 states and 473 transitions. [2018-11-23 15:52:47,739 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 473 transitions. [2018-11-23 15:52:47,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 15:52:47,741 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:47,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:47,766 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 15:52:47,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:47,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 343 states and 477 transitions. [2018-11-23 15:52:47,864 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 477 transitions. [2018-11-23 15:52:47,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 15:52:47,865 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:47,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:47,989 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 15:52:48,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:48,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 422 states and 565 transitions. [2018-11-23 15:52:48,622 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 565 transitions. [2018-11-23 15:52:48,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-23 15:52:48,623 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:48,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:48,647 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 15:52:49,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:49,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 440 states and 591 transitions. [2018-11-23 15:52:49,186 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 591 transitions. [2018-11-23 15:52:49,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-23 15:52:49,187 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:49,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:49,211 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 15:52:49,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:49,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 443 states and 594 transitions. [2018-11-23 15:52:49,350 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 594 transitions. [2018-11-23 15:52:49,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-23 15:52:49,351 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:49,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:49,429 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 15:52:50,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:50,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 473 states and 635 transitions. [2018-11-23 15:52:50,156 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 635 transitions. [2018-11-23 15:52:50,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 15:52:50,157 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:50,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:50,276 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 15:52:51,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:51,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 503 states and 674 transitions. [2018-11-23 15:52:51,177 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 674 transitions. [2018-11-23 15:52:51,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 15:52:51,178 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:51,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:51,233 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 15:52:51,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:51,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 506 states and 677 transitions. [2018-11-23 15:52:51,368 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 677 transitions. [2018-11-23 15:52:51,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 15:52:51,370 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:51,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:51,448 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 15:52:51,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:51,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 509 states and 681 transitions. [2018-11-23 15:52:51,591 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 681 transitions. [2018-11-23 15:52:51,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-23 15:52:51,592 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:51,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:51,615 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 15:52:51,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:51,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 522 states and 695 transitions. [2018-11-23 15:52:51,739 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 695 transitions. [2018-11-23 15:52:51,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-23 15:52:51,740 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:51,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:51,769 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 15:52:52,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:52,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 541 states and 717 transitions. [2018-11-23 15:52:52,083 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 717 transitions. [2018-11-23 15:52:52,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-23 15:52:52,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:52,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:52,104 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 15:52:52,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:52,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 542 states and 719 transitions. [2018-11-23 15:52:52,232 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 719 transitions. [2018-11-23 15:52:52,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-23 15:52:52,233 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:52,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:52,252 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 15:52:52,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:52,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 545 states and 722 transitions. [2018-11-23 15:52:52,356 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 722 transitions. [2018-11-23 15:52:52,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-23 15:52:52,357 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:52,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:52,376 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 15:52:52,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:52,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 549 states and 725 transitions. [2018-11-23 15:52:52,532 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 725 transitions. [2018-11-23 15:52:52,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 15:52:52,533 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:52,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:52,551 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 15:52:52,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:52,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 554 states and 729 transitions. [2018-11-23 15:52:52,571 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 729 transitions. [2018-11-23 15:52:52,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 15:52:52,572 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:52,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:52,649 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 15:52:52,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:52,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 556 states and 732 transitions. [2018-11-23 15:52:52,965 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 732 transitions. [2018-11-23 15:52:52,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-23 15:52:52,966 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:52,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:53,097 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 15:52:53,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:53,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 570 states and 747 transitions. [2018-11-23 15:52:53,615 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 747 transitions. [2018-11-23 15:52:53,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 15:52:53,615 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:53,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:53,635 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 15:52:53,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:53,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 574 states and 754 transitions. [2018-11-23 15:52:53,890 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 754 transitions. [2018-11-23 15:52:53,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 15:52:53,890 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:53,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:53,909 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 15:52:54,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:54,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 577 states and 757 transitions. [2018-11-23 15:52:54,059 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 757 transitions. [2018-11-23 15:52:54,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-23 15:52:54,060 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:54,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:54,536 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 15:52:56,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:56,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 617 states and 811 transitions. [2018-11-23 15:52:56,203 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 811 transitions. [2018-11-23 15:52:56,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-23 15:52:56,204 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:56,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:56,234 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 15:52:56,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:56,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 620 states and 814 transitions. [2018-11-23 15:52:56,448 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 814 transitions. [2018-11-23 15:52:56,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-23 15:52:56,449 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:56,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:56,474 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 15:52:56,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:56,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 639 states and 833 transitions. [2018-11-23 15:52:56,540 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 833 transitions. [2018-11-23 15:52:56,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-23 15:52:56,540 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:56,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:56,593 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 15:52:56,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:56,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 644 states and 838 transitions. [2018-11-23 15:52:56,773 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 838 transitions. [2018-11-23 15:52:56,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-23 15:52:56,774 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:56,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:56,805 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 15:52:56,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:56,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 646 states and 840 transitions. [2018-11-23 15:52:56,840 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 840 transitions. [2018-11-23 15:52:56,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-23 15:52:56,841 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:56,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:56,887 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 15:52:56,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:56,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 647 states and 841 transitions. [2018-11-23 15:52:56,916 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 841 transitions. [2018-11-23 15:52:56,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 15:52:56,917 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:56,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:56,986 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 15:52:57,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:57,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 666 states and 863 transitions. [2018-11-23 15:52:57,650 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 863 transitions. [2018-11-23 15:52:57,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 15:52:57,650 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:57,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:57,698 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 15:52:57,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:57,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 667 states and 864 transitions. [2018-11-23 15:52:57,748 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 864 transitions. [2018-11-23 15:52:57,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 15:52:57,749 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:57,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:57,769 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 15:52:57,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:57,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 684 states and 881 transitions. [2018-11-23 15:52:57,826 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 881 transitions. [2018-11-23 15:52:57,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-23 15:52:57,827 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:57,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:57,880 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 15:52:58,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:58,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 686 states and 882 transitions. [2018-11-23 15:52:58,062 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 882 transitions. [2018-11-23 15:52:58,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 15:52:58,063 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:58,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:58,116 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 15:52:58,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:58,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 701 states and 899 transitions. [2018-11-23 15:52:58,591 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 899 transitions. [2018-11-23 15:52:58,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 15:52:58,592 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:58,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:58,677 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 15:52:59,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:59,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 706 states and 912 transitions. [2018-11-23 15:52:59,023 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 912 transitions. [2018-11-23 15:52:59,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-23 15:52:59,024 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:59,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:52:59,166 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 15:52:59,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:52:59,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 708 states and 914 transitions. [2018-11-23 15:52:59,359 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 914 transitions. [2018-11-23 15:52:59,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 15:52:59,360 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:52:59,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:00,001 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 15:53:01,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:01,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 712 states and 922 transitions. [2018-11-23 15:53:01,233 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 922 transitions. [2018-11-23 15:53:01,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-23 15:53:01,234 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:01,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:01,308 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 15:53:01,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:01,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 713 states and 924 transitions. [2018-11-23 15:53:01,538 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 924 transitions. [2018-11-23 15:53:01,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-23 15:53:01,539 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:01,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:01,566 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 15:53:01,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:01,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 717 states and 928 transitions. [2018-11-23 15:53:01,590 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 928 transitions. [2018-11-23 15:53:01,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-23 15:53:01,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:01,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:01,668 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 15:53:01,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:01,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 719 states and 930 transitions. [2018-11-23 15:53:01,758 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 930 transitions. [2018-11-23 15:53:01,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-23 15:53:01,759 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:01,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:01,807 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 15:53:02,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:02,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 746 states and 958 transitions. [2018-11-23 15:53:02,048 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 958 transitions. [2018-11-23 15:53:02,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 15:53:02,049 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:02,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:02,136 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 15:53:02,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:02,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 758 states and 973 transitions. [2018-11-23 15:53:02,758 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 973 transitions. [2018-11-23 15:53:02,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 15:53:02,758 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:02,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:03,157 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 15:53:05,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:05,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 779 states and 1004 transitions. [2018-11-23 15:53:05,097 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1004 transitions. [2018-11-23 15:53:05,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 15:53:05,098 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:05,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:05,154 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 15:53:05,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:05,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 782 states and 1007 transitions. [2018-11-23 15:53:05,406 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1007 transitions. [2018-11-23 15:53:05,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 15:53:05,407 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:05,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:05,434 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 15:53:05,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:05,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 786 states and 1012 transitions. [2018-11-23 15:53:05,586 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1012 transitions. [2018-11-23 15:53:05,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-23 15:53:05,587 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:05,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:05,700 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 15:53:06,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:06,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 798 states and 1023 transitions. [2018-11-23 15:53:06,213 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1023 transitions. [2018-11-23 15:53:06,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 15:53:06,214 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:06,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:06,317 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 15:53:06,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:06,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 828 states and 1052 transitions. [2018-11-23 15:53:06,784 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1052 transitions. [2018-11-23 15:53:06,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-23 15:53:06,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:06,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:06,852 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 15:53:07,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:07,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 852 states and 1077 transitions. [2018-11-23 15:53:07,436 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1077 transitions. [2018-11-23 15:53:07,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-23 15:53:07,437 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:07,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:07,509 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 15:53:07,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:07,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 853 states and 1077 transitions. [2018-11-23 15:53:07,689 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1077 transitions. [2018-11-23 15:53:07,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-23 15:53:07,690 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:07,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:07,738 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 15:53:07,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:07,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 862 states and 1087 transitions. [2018-11-23 15:53:07,951 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1087 transitions. [2018-11-23 15:53:07,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-23 15:53:07,952 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:07,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:07,987 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 15:53:08,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:08,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 866 states and 1091 transitions. [2018-11-23 15:53:08,387 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1091 transitions. [2018-11-23 15:53:08,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-23 15:53:08,387 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:08,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:08,415 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 15:53:08,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:08,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 898 states and 1123 transitions. [2018-11-23 15:53:08,508 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1123 transitions. [2018-11-23 15:53:08,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 15:53:08,509 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:08,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:08,605 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 15:53:08,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:08,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 903 states and 1129 transitions. [2018-11-23 15:53:08,957 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1129 transitions. [2018-11-23 15:53:08,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 15:53:08,958 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:08,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:09,037 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 15:53:09,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:09,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 904 states and 1130 transitions. [2018-11-23 15:53:09,296 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1130 transitions. [2018-11-23 15:53:09,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 15:53:09,297 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:09,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:09,512 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 15:53:11,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:11,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 940 states and 1175 transitions. [2018-11-23 15:53:11,010 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1175 transitions. [2018-11-23 15:53:11,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 15:53:11,011 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:11,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:11,044 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 15:53:11,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:11,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 943 states and 1179 transitions. [2018-11-23 15:53:11,275 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1179 transitions. [2018-11-23 15:53:11,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-23 15:53:11,276 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:11,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:11,934 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 15:53:13,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:13,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 968 states and 1209 transitions. [2018-11-23 15:53:13,447 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1209 transitions. [2018-11-23 15:53:13,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-23 15:53:13,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:13,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:13,508 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 15:53:14,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:14,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 991 states and 1236 transitions. [2018-11-23 15:53:14,186 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1236 transitions. [2018-11-23 15:53:14,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-23 15:53:14,187 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:14,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:14,286 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 15:53:14,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:14,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 995 states and 1243 transitions. [2018-11-23 15:53:14,790 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1243 transitions. [2018-11-23 15:53:14,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-23 15:53:14,791 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:14,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:14,846 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 15:53:15,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:15,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 998 states and 1247 transitions. [2018-11-23 15:53:15,126 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1247 transitions. [2018-11-23 15:53:15,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-23 15:53:15,128 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:15,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:15,252 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 15:53:15,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:15,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 1001 states and 1250 transitions. [2018-11-23 15:53:15,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1250 transitions. [2018-11-23 15:53:15,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 15:53:15,525 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:15,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:15,569 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-11-23 15:53:15,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:15,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 1003 states and 1251 transitions. [2018-11-23 15:53:15,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1251 transitions. [2018-11-23 15:53:15,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-23 15:53:15,794 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:15,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:15,868 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 15:53:16,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:16,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 1036 states and 1293 transitions. [2018-11-23 15:53:16,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1293 transitions. [2018-11-23 15:53:16,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-23 15:53:16,866 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:16,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:16,932 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 15:53:17,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:17,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 1039 states and 1297 transitions. [2018-11-23 15:53:17,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1297 transitions. [2018-11-23 15:53:17,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-23 15:53:17,191 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:17,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:17,265 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 15:53:17,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:17,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 1043 states and 1303 transitions. [2018-11-23 15:53:17,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1303 transitions. [2018-11-23 15:53:17,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-23 15:53:17,744 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:17,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:17,822 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 15:53:18,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:18,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 1046 states and 1306 transitions. [2018-11-23 15:53:18,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1306 transitions. [2018-11-23 15:53:18,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-23 15:53:18,136 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:18,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:18,218 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 15:53:18,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:18,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 1049 states and 1310 transitions. [2018-11-23 15:53:18,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 1310 transitions. [2018-11-23 15:53:18,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-23 15:53:18,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:18,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:18,508 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 15:53:18,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:18,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 1053 states and 1316 transitions. [2018-11-23 15:53:18,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1316 transitions. [2018-11-23 15:53:18,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-23 15:53:18,642 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:18,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:18,684 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 15:53:18,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:18,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 1070 states and 1333 transitions. [2018-11-23 15:53:18,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1333 transitions. [2018-11-23 15:53:18,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-23 15:53:18,773 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:18,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:18,809 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 15:53:19,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:19,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 1074 states and 1338 transitions. [2018-11-23 15:53:19,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1338 transitions. [2018-11-23 15:53:19,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-23 15:53:19,260 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:19,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:19,315 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 15:53:19,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:19,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 1077 states and 1341 transitions. [2018-11-23 15:53:19,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 1341 transitions. [2018-11-23 15:53:19,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-23 15:53:19,574 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:19,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:19,605 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 15:53:19,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:19,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 1115 states and 1381 transitions. [2018-11-23 15:53:19,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 1381 transitions. [2018-11-23 15:53:19,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-23 15:53:19,879 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:19,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:19,911 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 15:53:19,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:19,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 1118 states and 1383 transitions. [2018-11-23 15:53:19,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 1383 transitions. [2018-11-23 15:53:19,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-23 15:53:19,936 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:19,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:19,989 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 15:53:20,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:20,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 1119 states and 1384 transitions. [2018-11-23 15:53:20,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 1384 transitions. [2018-11-23 15:53:20,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-23 15:53:20,339 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:20,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:20,402 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 15:53:20,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:20,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 1122 states and 1387 transitions. [2018-11-23 15:53:20,603 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 1387 transitions. [2018-11-23 15:53:20,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-23 15:53:20,604 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:20,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:20,653 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 15:53:21,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:21,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1126 states and 1391 transitions. [2018-11-23 15:53:21,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1391 transitions. [2018-11-23 15:53:21,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-23 15:53:21,063 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:21,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:21,109 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 15:53:21,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:21,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 1127 states and 1392 transitions. [2018-11-23 15:53:21,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 1392 transitions. [2018-11-23 15:53:21,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-23 15:53:21,371 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:21,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:21,416 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 15:53:21,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:21,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1130 states and 1395 transitions. [2018-11-23 15:53:21,612 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 1395 transitions. [2018-11-23 15:53:21,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-23 15:53:21,613 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:21,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:22,749 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 15:53:28,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:28,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 1230 states and 1515 transitions. [2018-11-23 15:53:28,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1515 transitions. [2018-11-23 15:53:28,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-23 15:53:28,389 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:28,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:28,636 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 15:53:29,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:29,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1240 states and 1526 transitions. [2018-11-23 15:53:29,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 1526 transitions. [2018-11-23 15:53:29,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-23 15:53:29,633 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:29,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:29,862 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 15:53:30,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:30,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 1245 states and 1530 transitions. [2018-11-23 15:53:30,205 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1530 transitions. [2018-11-23 15:53:30,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-23 15:53:30,206 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:30,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:30,252 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 15:53:30,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:30,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1621 states to 1324 states and 1621 transitions. [2018-11-23 15:53:30,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1621 transitions. [2018-11-23 15:53:30,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-11-23 15:53:30,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:30,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:31,195 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 15:53:32,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:32,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 1367 states and 1669 transitions. [2018-11-23 15:53:32,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1669 transitions. [2018-11-23 15:53:32,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-11-23 15:53:32,644 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:32,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:32,710 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 15:53:33,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:33,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 1371 states and 1672 transitions. [2018-11-23 15:53:33,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 1672 transitions. [2018-11-23 15:53:33,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-23 15:53:33,097 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:33,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:33,204 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 221 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 15:53:33,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:33,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 1375 states and 1676 transitions. [2018-11-23 15:53:33,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1676 transitions. [2018-11-23 15:53:33,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-23 15:53:33,742 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:33,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:33,799 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-23 15:53:34,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:34,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 1383 states and 1684 transitions. [2018-11-23 15:53:34,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 1684 transitions. [2018-11-23 15:53:34,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 15:53:34,899 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:34,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:35,829 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 15:53:41,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:41,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 1520 states and 1856 transitions. [2018-11-23 15:53:41,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 1856 transitions. [2018-11-23 15:53:41,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 15:53:41,508 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:41,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:41,654 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 15:53:43,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:43,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1888 states to 1550 states and 1888 transitions. [2018-11-23 15:53:43,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 1888 transitions. [2018-11-23 15:53:43,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 15:53:43,207 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:43,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:43,349 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 15:53:44,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:44,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 1556 states and 1895 transitions. [2018-11-23 15:53:44,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 1895 transitions. [2018-11-23 15:53:44,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 15:53:44,070 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:44,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:44,203 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 15:53:45,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:45,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1905 states to 1565 states and 1905 transitions. [2018-11-23 15:53:45,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 1905 transitions. [2018-11-23 15:53:45,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 15:53:45,302 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:45,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:45,438 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 15:53:45,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:45,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1909 states to 1570 states and 1909 transitions. [2018-11-23 15:53:45,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 1909 transitions. [2018-11-23 15:53:45,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 15:53:45,863 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:45,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:46,000 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 15:53:47,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:47,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 1575 states and 1914 transitions. [2018-11-23 15:53:47,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 1914 transitions. [2018-11-23 15:53:47,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 15:53:47,019 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:47,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:47,165 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 15:53:47,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:47,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1917 states to 1579 states and 1917 transitions. [2018-11-23 15:53:47,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1579 states and 1917 transitions. [2018-11-23 15:53:47,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-11-23 15:53:47,640 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:47,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:47,776 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 15:53:48,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:48,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 1584 states and 1921 transitions. [2018-11-23 15:53:48,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 1921 transitions. [2018-11-23 15:53:48,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-23 15:53:48,230 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:48,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:48,272 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 15:53:48,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:48,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1923 states to 1587 states and 1923 transitions. [2018-11-23 15:53:48,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 1923 transitions. [2018-11-23 15:53:48,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-11-23 15:53:48,461 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:48,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:48,540 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 15:53:49,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:49,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1947 states to 1611 states and 1947 transitions. [2018-11-23 15:53:49,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1611 states and 1947 transitions. [2018-11-23 15:53:49,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-11-23 15:53:49,769 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:49,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:49,908 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 15:53:50,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:50,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1950 states to 1615 states and 1950 transitions. [2018-11-23 15:53:50,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1615 states and 1950 transitions. [2018-11-23 15:53:50,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-23 15:53:50,289 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:50,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:50,656 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2018-11-23 15:53:56,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:56,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 1880 states and 2248 transitions. [2018-11-23 15:53:56,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 2248 transitions. [2018-11-23 15:53:56,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-23 15:53:56,489 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:56,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:56,562 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 15:53:56,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:53:56,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 1882 states and 2249 transitions. [2018-11-23 15:53:56,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 2249 transitions. [2018-11-23 15:53:56,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-11-23 15:53:56,906 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:53:56,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:53:58,017 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 62 proven. 413 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2018-11-23 15:54:06,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:54:06,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2444 states to 2052 states and 2444 transitions. [2018-11-23 15:54:06,284 INFO L276 IsEmpty]: Start isEmpty. Operand 2052 states and 2444 transitions. [2018-11-23 15:54:06,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-11-23 15:54:06,286 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:54:06,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:54:06,647 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 62 proven. 413 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2018-11-23 15:54:08,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:54:08,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2469 states to 2075 states and 2469 transitions. [2018-11-23 15:54:08,543 INFO L276 IsEmpty]: Start isEmpty. Operand 2075 states and 2469 transitions. [2018-11-23 15:54:08,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2018-11-23 15:54:08,545 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:54:08,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:54:09,091 INFO L134 CoverageAnalysis]: Checked inductivity of 1013 backedges. 742 proven. 4 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2018-11-23 15:54:11,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:54:11,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2545 states to 2148 states and 2545 transitions. [2018-11-23 15:54:11,946 INFO L276 IsEmpty]: Start isEmpty. Operand 2148 states and 2545 transitions. [2018-11-23 15:54:11,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2018-11-23 15:54:11,948 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:54:11,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:54:12,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1013 backedges. 742 proven. 4 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2018-11-23 15:54:12,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:54:12,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2546 states to 2149 states and 2546 transitions. [2018-11-23 15:54:12,783 INFO L276 IsEmpty]: Start isEmpty. Operand 2149 states and 2546 transitions. [2018-11-23 15:54:12,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 507 [2018-11-23 15:54:12,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:54:12,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:54:13,285 INFO L134 CoverageAnalysis]: Checked inductivity of 1434 backedges. 762 proven. 0 refuted. 0 times theorem prover too weak. 672 trivial. 0 not checked. [2018-11-23 15:54:14,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:54:14,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2620 states to 2220 states and 2620 transitions. [2018-11-23 15:54:14,533 INFO L276 IsEmpty]: Start isEmpty. Operand 2220 states and 2620 transitions. [2018-11-23 15:54:14,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2018-11-23 15:54:14,536 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:54:14,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:54:16,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1441 backedges. 637 proven. 604 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2018-11-23 15:54:25,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:54:25,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2775 states to 2370 states and 2775 transitions. [2018-11-23 15:54:25,113 INFO L276 IsEmpty]: Start isEmpty. Operand 2370 states and 2775 transitions. [2018-11-23 15:54:25,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 591 [2018-11-23 15:54:25,116 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 15:54:25,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:54:26,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1949 backedges. 864 proven. 811 refuted. 0 times theorem prover too weak. 274 trivial. 0 not checked. [2018-11-23 15:54:27,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 15:54:27,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2465 states to 2072 states and 2465 transitions. [2018-11-23 15:54:27,126 INFO L276 IsEmpty]: Start isEmpty. Operand 2072 states and 2465 transitions. [2018-11-23 15:54:27,127 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 15:54:27,127 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 114 iterations. [2018-11-23 15:54:27,134 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 15:54:27,244 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 32 [2018-11-23 15:54:28,669 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 32 [2018-11-23 15:54:29,276 WARN L180 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 32 [2018-11-23 15:54:29,384 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 32 [2018-11-23 15:54:29,864 WARN L180 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 32 [2018-11-23 15:54:31,332 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 32 [2018-11-23 15:54:31,433 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 32 [2018-11-23 15:54:31,743 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 32 [2018-11-23 15:54:32,737 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 32 [2018-11-23 15:54:32,843 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 32 [2018-11-23 15:54:33,288 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 32 [2018-11-23 15:54:33,794 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 15:54:33,797 INFO L579 CodeCheckObserver]: Invariant with dag size 32 [2018-11-23 15:54:33,805 INFO L579 CodeCheckObserver]: Invariant with dag size 32 [2018-11-23 15:54:33,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 03:54:33 ImpRootNode [2018-11-23 15:54:33,806 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 15:54:33,806 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 15:54:33,806 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 15:54:33,807 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 15:54:33,807 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:52:43" (3/4) ... [2018-11-23 15:54:33,811 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 15:54:33,826 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-11-23 15:54:33,827 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-23 15:54:33,828 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-23 15:54:33,829 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 15:54:33,918 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_310e410c-2e0f-42a8-aa0f-0f49605ae707/bin-2019/ukojak/witness.graphml [2018-11-23 15:54:33,918 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 15:54:33,919 INFO L168 Benchmark]: Toolchain (without parser) took 112657.11 ms. Allocated memory was 1.0 GB in the beginning and 3.5 GB in the end (delta: 2.5 GB). Free memory was 951.1 MB in the beginning and 1.2 GB in the end (delta: -261.4 MB). Peak memory consumption was 2.2 GB. Max. memory is 11.5 GB. [2018-11-23 15:54:33,920 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 15:54:33,920 INFO L168 Benchmark]: CACSL2BoogieTranslator took 399.96 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 916.1 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. [2018-11-23 15:54:33,920 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.10 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.9 MB). Free memory was 916.1 MB in the beginning and 1.1 GB in the end (delta: -177.9 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2018-11-23 15:54:33,920 INFO L168 Benchmark]: Boogie Preprocessor took 48.22 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-23 15:54:33,920 INFO L168 Benchmark]: RCFGBuilder took 1540.85 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 845.3 MB in the end (delta: 245.2 MB). Peak memory consumption was 245.2 MB. Max. memory is 11.5 GB. [2018-11-23 15:54:33,921 INFO L168 Benchmark]: CodeCheck took 110441.48 ms. Allocated memory was 1.1 GB in the beginning and 3.5 GB in the end (delta: 2.4 GB). Free memory was 845.3 MB in the beginning and 1.2 GB in the end (delta: -367.2 MB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2018-11-23 15:54:33,921 INFO L168 Benchmark]: Witness Printer took 112.12 ms. Allocated memory is still 3.5 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 15:54:33,922 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, 103.7s OverallTime, 114 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1519384604 SDtfs, 206179140 SDslu, -2126495144 SDs, 0 SdLazy, 2058463320 SolverSat, -1709115144 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 276.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 145648 GetRequests, 141163 SyntacticMatches, 3427 SemanticMatches, 1058 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 943553 ImplicationChecksByTransitivity, 86.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.4s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 11.9s InterpolantComputationTime, 21837 NumberOfCodeBlocks, 21837 NumberOfCodeBlocksAsserted, 113 NumberOfCheckSat, 21724 ConstructedInterpolants, 0 QuantifiedInterpolants, 26798722 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 113 InterpolantComputations, 76 PerfectInterpolantSequences, 20610/24216 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: 538]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((((!(a11 == 1) || a17 == 8) || ((!(a28 == 8) && (a21 == 1 || !(a17 == 9))) && ((!(a17 == 7) && a21 == 1) || !(a28 == 11)))) || a25 == 1) || (a28 == 8 && !(a17 == 9))) || !(a19 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((a25 == 1 || a17 == 8) || !(a11 == 1)) || ((!(a28 == 8) && (a21 == 1 || !(a17 == 9))) && ((!(a17 == 7) && a21 == 1) || !(a28 == 11)))) || (a28 == 8 && !(a17 == 9))) || !(a19 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 399.96 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 916.1 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 111.10 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.9 MB). Free memory was 916.1 MB in the beginning and 1.1 GB in the end (delta: -177.9 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.22 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1540.85 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 845.3 MB in the end (delta: 245.2 MB). Peak memory consumption was 245.2 MB. Max. memory is 11.5 GB. * CodeCheck took 110441.48 ms. Allocated memory was 1.1 GB in the beginning and 3.5 GB in the end (delta: 2.4 GB). Free memory was 845.3 MB in the beginning and 1.2 GB in the end (delta: -367.2 MB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. * Witness Printer took 112.12 ms. Allocated memory is still 3.5 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...