./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label04_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_cf50a19a-fc82-4b75-bda2-67a1576af0c1/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cf50a19a-fc82-4b75-bda2-67a1576af0c1/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cf50a19a-fc82-4b75-bda2-67a1576af0c1/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cf50a19a-fc82-4b75-bda2-67a1576af0c1/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label04_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_cf50a19a-fc82-4b75-bda2-67a1576af0c1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cf50a19a-fc82-4b75-bda2-67a1576af0c1/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 3774d82389353be2170e26cc4e53c0d06e3cb94d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 14:57:39,381 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:57:39,382 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:57:39,389 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:57:39,389 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:57:39,390 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:57:39,390 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:57:39,391 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:57:39,392 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:57:39,393 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:57:39,393 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:57:39,394 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:57:39,394 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:57:39,395 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:57:39,396 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:57:39,396 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:57:39,397 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:57:39,398 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:57:39,399 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:57:39,399 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:57:39,400 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:57:39,401 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:57:39,403 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:57:39,403 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:57:39,403 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:57:39,403 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:57:39,404 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:57:39,404 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:57:39,405 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:57:39,406 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:57:39,406 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:57:39,406 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:57:39,406 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:57:39,406 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:57:39,407 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:57:39,408 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:57:39,408 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cf50a19a-fc82-4b75-bda2-67a1576af0c1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 14:57:39,415 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:57:39,415 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:57:39,416 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:57:39,416 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 14:57:39,417 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 14:57:39,417 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 14:57:39,417 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:57:39,417 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:57:39,417 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:57:39,417 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:57:39,417 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:57:39,418 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:57:39,418 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:57:39,418 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:57:39,418 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:57:39,418 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:57:39,418 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:57:39,418 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:57:39,419 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 14:57:39,419 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 14:57:39,419 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:57:39,419 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:57:39,419 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 14:57:39,419 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:57:39,419 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:57:39,420 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:57:39,420 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 14:57:39,420 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:57:39,420 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:57:39,420 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_cf50a19a-fc82-4b75-bda2-67a1576af0c1/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 -> 3774d82389353be2170e26cc4e53c0d06e3cb94d [2018-11-18 14:57:39,443 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:57:39,452 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:57:39,455 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:57:39,456 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:57:39,456 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:57:39,457 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cf50a19a-fc82-4b75-bda2-67a1576af0c1/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label04_true-unreach-call_false-termination.c [2018-11-18 14:57:39,501 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cf50a19a-fc82-4b75-bda2-67a1576af0c1/bin-2019/ukojak/data/91ebcc660/31298236c07949c3a346855484f3eb0b/FLAGac65f1753 [2018-11-18 14:57:39,961 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:57:39,962 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cf50a19a-fc82-4b75-bda2-67a1576af0c1/sv-benchmarks/c/eca-rers2012/Problem01_label04_true-unreach-call_false-termination.c [2018-11-18 14:57:39,973 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cf50a19a-fc82-4b75-bda2-67a1576af0c1/bin-2019/ukojak/data/91ebcc660/31298236c07949c3a346855484f3eb0b/FLAGac65f1753 [2018-11-18 14:57:40,474 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cf50a19a-fc82-4b75-bda2-67a1576af0c1/bin-2019/ukojak/data/91ebcc660/31298236c07949c3a346855484f3eb0b [2018-11-18 14:57:40,477 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:57:40,477 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 14:57:40,478 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:57:40,478 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:57:40,481 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:57:40,481 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:57:40" (1/1) ... [2018-11-18 14:57:40,483 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@381c80f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:57:40, skipping insertion in model container [2018-11-18 14:57:40,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:57:40" (1/1) ... [2018-11-18 14:57:40,490 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:57:40,524 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:57:40,751 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:57:40,755 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:57:40,820 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:57:40,833 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:57:40,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:57:40 WrapperNode [2018-11-18 14:57:40,833 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:57:40,834 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 14:57:40,834 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 14:57:40,834 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 14:57:40,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:57:40" (1/1) ... [2018-11-18 14:57:40,902 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:57:40" (1/1) ... [2018-11-18 14:57:40,937 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 14:57:40,937 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:57:40,937 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:57:40,937 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:57:40,945 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:57:40" (1/1) ... [2018-11-18 14:57:40,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:57:40" (1/1) ... [2018-11-18 14:57:40,948 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:57:40" (1/1) ... [2018-11-18 14:57:40,948 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:57:40" (1/1) ... [2018-11-18 14:57:40,962 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:57:40" (1/1) ... [2018-11-18 14:57:40,970 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:57:40" (1/1) ... [2018-11-18 14:57:40,974 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:57:40" (1/1) ... [2018-11-18 14:57:40,979 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:57:40,979 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:57:40,980 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:57:40,980 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:57:40,980 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:57:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cf50a19a-fc82-4b75-bda2-67a1576af0c1/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 14:57:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 14:57:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:57:41,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:57:42,184 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:57:42,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:57:42 BoogieIcfgContainer [2018-11-18 14:57:42,184 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:57:42,184 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 14:57:42,185 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 14:57:42,191 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 14:57:42,192 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:57:42" (1/1) ... [2018-11-18 14:57:42,199 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:57:42,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:42,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-11-18 14:57:42,223 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-11-18 14:57:42,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 14:57:42,226 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:42,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:42,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:57:42,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:42,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 147 states and 246 transitions. [2018-11-18 14:57:42,830 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 246 transitions. [2018-11-18 14:57:42,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 14:57:42,832 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:42,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:42,899 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:57:43,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:43,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 148 states and 247 transitions. [2018-11-18 14:57:43,091 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 247 transitions. [2018-11-18 14:57:43,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-18 14:57:43,093 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:43,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:43,117 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:57:43,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:43,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 153 states and 256 transitions. [2018-11-18 14:57:43,190 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 256 transitions. [2018-11-18 14:57:43,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 14:57:43,193 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:43,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:43,270 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:57:43,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:43,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 158 states and 264 transitions. [2018-11-18 14:57:43,398 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 264 transitions. [2018-11-18 14:57:43,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-18 14:57:43,400 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:43,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:43,419 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 14:57:43,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:43,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 159 states and 265 transitions. [2018-11-18 14:57:43,459 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 265 transitions. [2018-11-18 14:57:43,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 14:57:43,461 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:43,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:43,505 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 14:57:43,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:43,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 172 states and 287 transitions. [2018-11-18 14:57:43,788 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 287 transitions. [2018-11-18 14:57:43,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 14:57:43,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:43,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:43,885 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:57:44,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:44,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 187 states and 307 transitions. [2018-11-18 14:57:44,193 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 307 transitions. [2018-11-18 14:57:44,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 14:57:44,193 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:44,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:44,213 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:57:44,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:44,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 191 states and 312 transitions. [2018-11-18 14:57:44,251 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 312 transitions. [2018-11-18 14:57:44,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 14:57:44,252 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:44,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:44,332 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:57:44,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:44,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 207 states and 336 transitions. [2018-11-18 14:57:44,774 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 336 transitions. [2018-11-18 14:57:44,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 14:57:44,774 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:44,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:44,803 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:57:45,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:45,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 214 states and 346 transitions. [2018-11-18 14:57:45,140 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 346 transitions. [2018-11-18 14:57:45,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-18 14:57:45,140 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:45,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:45,184 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:57:45,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:45,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 230 states and 372 transitions. [2018-11-18 14:57:45,756 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 372 transitions. [2018-11-18 14:57:45,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-18 14:57:45,756 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:45,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:45,779 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:57:45,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:45,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 231 states and 376 transitions. [2018-11-18 14:57:45,934 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 376 transitions. [2018-11-18 14:57:45,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 14:57:45,934 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:45,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:45,955 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 14:57:46,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:46,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 240 states and 384 transitions. [2018-11-18 14:57:46,183 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 384 transitions. [2018-11-18 14:57:46,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 14:57:46,184 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:46,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:46,206 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:57:46,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:46,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 249 states and 396 transitions. [2018-11-18 14:57:46,442 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 396 transitions. [2018-11-18 14:57:46,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 14:57:46,442 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:46,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:46,495 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 14:57:47,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:47,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 264 states and 420 transitions. [2018-11-18 14:57:47,176 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 420 transitions. [2018-11-18 14:57:47,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 14:57:47,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:47,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:47,200 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 14:57:47,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:47,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 265 states and 424 transitions. [2018-11-18 14:57:47,390 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 424 transitions. [2018-11-18 14:57:47,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 14:57:47,391 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:47,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:47,412 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:57:47,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:47,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 272 states and 432 transitions. [2018-11-18 14:57:47,498 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 432 transitions. [2018-11-18 14:57:47,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 14:57:47,499 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:47,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:47,520 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 14:57:47,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:47,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 276 states and 436 transitions. [2018-11-18 14:57:47,667 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 436 transitions. [2018-11-18 14:57:47,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 14:57:47,668 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:47,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:47,771 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:57:48,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:48,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 304 states and 472 transitions. [2018-11-18 14:57:48,535 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 472 transitions. [2018-11-18 14:57:48,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 14:57:48,536 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:48,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:48,561 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 14:57:49,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:49,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 320 states and 493 transitions. [2018-11-18 14:57:49,191 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 493 transitions. [2018-11-18 14:57:49,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 14:57:49,192 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:49,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:49,215 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 14:57:49,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:49,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 321 states and 495 transitions. [2018-11-18 14:57:49,342 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 495 transitions. [2018-11-18 14:57:49,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 14:57:49,343 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:49,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:49,364 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:57:49,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:49,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 337 states and 514 transitions. [2018-11-18 14:57:49,953 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 514 transitions. [2018-11-18 14:57:49,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 14:57:49,954 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:49,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:49,972 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:57:50,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:50,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 341 states and 518 transitions. [2018-11-18 14:57:50,084 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 518 transitions. [2018-11-18 14:57:50,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 14:57:50,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:50,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:50,110 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 14:57:50,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:50,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 343 states and 520 transitions. [2018-11-18 14:57:50,204 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 520 transitions. [2018-11-18 14:57:50,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 14:57:50,205 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:50,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:50,267 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:57:50,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:50,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 349 states and 535 transitions. [2018-11-18 14:57:50,548 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 535 transitions. [2018-11-18 14:57:50,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 14:57:50,549 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:50,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:50,639 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 14:57:51,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:51,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 442 states and 642 transitions. [2018-11-18 14:57:51,704 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 642 transitions. [2018-11-18 14:57:51,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 14:57:51,705 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:51,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:51,805 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 14:57:52,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:52,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 456 states and 661 transitions. [2018-11-18 14:57:52,770 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 661 transitions. [2018-11-18 14:57:52,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-18 14:57:52,771 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:52,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:52,802 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 14:57:53,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:53,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 467 states and 672 transitions. [2018-11-18 14:57:53,421 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 672 transitions. [2018-11-18 14:57:53,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-18 14:57:53,422 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:53,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:53,464 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 14:57:53,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:53,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 475 states and 679 transitions. [2018-11-18 14:57:53,794 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 679 transitions. [2018-11-18 14:57:53,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-18 14:57:53,795 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:53,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:53,822 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 14:57:53,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:53,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 480 states and 685 transitions. [2018-11-18 14:57:53,980 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 685 transitions. [2018-11-18 14:57:53,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 14:57:53,981 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:53,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:54,004 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 14:57:54,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:54,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 490 states and 697 transitions. [2018-11-18 14:57:54,190 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 697 transitions. [2018-11-18 14:57:54,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 14:57:54,191 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:54,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:54,226 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 14:57:54,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:54,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 498 states and 705 transitions. [2018-11-18 14:57:54,280 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 705 transitions. [2018-11-18 14:57:54,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 14:57:54,280 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:54,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:54,378 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 14:57:54,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:54,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 518 states and 728 transitions. [2018-11-18 14:57:54,683 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 728 transitions. [2018-11-18 14:57:54,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 14:57:54,684 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:54,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:54,735 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:57:54,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:54,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 541 states and 752 transitions. [2018-11-18 14:57:54,824 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 752 transitions. [2018-11-18 14:57:54,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 14:57:54,825 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:54,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:55,029 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 14:57:55,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:55,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 561 states and 783 transitions. [2018-11-18 14:57:55,627 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 783 transitions. [2018-11-18 14:57:55,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-18 14:57:55,628 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:55,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:55,751 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 14:57:57,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:57,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 607 states and 848 transitions. [2018-11-18 14:57:57,093 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 848 transitions. [2018-11-18 14:57:57,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 14:57:57,094 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:57,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:57,172 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 14:57:57,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:57,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 613 states and 857 transitions. [2018-11-18 14:57:57,320 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 857 transitions. [2018-11-18 14:57:57,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 14:57:57,321 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:57,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:57,348 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 14:57:57,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:57,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 614 states and 858 transitions. [2018-11-18 14:57:57,452 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 858 transitions. [2018-11-18 14:57:57,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 14:57:57,452 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:57,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:57,485 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 14:57:57,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:57,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 625 states and 869 transitions. [2018-11-18 14:57:57,810 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 869 transitions. [2018-11-18 14:57:57,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 14:57:57,810 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:57,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:57,830 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 14:57:58,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:58,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 633 states and 877 transitions. [2018-11-18 14:57:58,001 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 877 transitions. [2018-11-18 14:57:58,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 14:57:58,002 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:58,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:58,043 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 14:57:58,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:58,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 674 states and 928 transitions. [2018-11-18 14:57:58,941 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 928 transitions. [2018-11-18 14:57:58,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 14:57:58,941 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:58,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:58,965 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 14:57:59,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:59,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 685 states and 939 transitions. [2018-11-18 14:57:59,208 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 939 transitions. [2018-11-18 14:57:59,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 14:57:59,209 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:59,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:59,232 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 14:57:59,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:59,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 725 states and 984 transitions. [2018-11-18 14:57:59,703 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 984 transitions. [2018-11-18 14:57:59,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 14:57:59,704 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:59,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:59,734 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 14:57:59,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:59,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 728 states and 990 transitions. [2018-11-18 14:57:59,781 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 990 transitions. [2018-11-18 14:57:59,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 14:57:59,782 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:59,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:59,801 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 14:57:59,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:57:59,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 736 states and 997 transitions. [2018-11-18 14:57:59,830 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 997 transitions. [2018-11-18 14:57:59,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 14:57:59,831 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:57:59,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:57:59,849 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 14:58:00,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:00,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 753 states and 1014 transitions. [2018-11-18 14:58:00,058 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1014 transitions. [2018-11-18 14:58:00,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 14:58:00,059 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:00,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:00,077 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 14:58:00,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:00,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 754 states and 1014 transitions. [2018-11-18 14:58:00,237 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1014 transitions. [2018-11-18 14:58:00,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-18 14:58:00,238 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:00,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:00,330 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 14:58:01,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:01,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 767 states and 1035 transitions. [2018-11-18 14:58:01,064 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1035 transitions. [2018-11-18 14:58:01,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 14:58:01,064 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:01,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:01,092 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 14:58:01,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:01,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 785 states and 1055 transitions. [2018-11-18 14:58:01,434 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1055 transitions. [2018-11-18 14:58:01,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 14:58:01,435 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:01,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:01,776 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-18 14:58:02,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:02,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 799 states and 1074 transitions. [2018-11-18 14:58:02,739 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1074 transitions. [2018-11-18 14:58:02,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-18 14:58:02,740 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:02,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:02,811 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 14:58:03,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:03,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 814 states and 1092 transitions. [2018-11-18 14:58:03,435 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1092 transitions. [2018-11-18 14:58:03,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-18 14:58:03,436 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:03,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:03,508 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 14:58:03,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:03,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 822 states and 1101 transitions. [2018-11-18 14:58:03,693 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1101 transitions. [2018-11-18 14:58:03,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 14:58:03,694 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:03,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:03,718 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-18 14:58:04,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:04,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 839 states and 1120 transitions. [2018-11-18 14:58:04,421 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1120 transitions. [2018-11-18 14:58:04,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 14:58:04,422 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:04,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:04,444 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 14:58:05,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:05,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 855 states and 1140 transitions. [2018-11-18 14:58:05,205 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1140 transitions. [2018-11-18 14:58:05,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 14:58:05,205 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:05,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:05,232 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 14:58:05,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:05,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 876 states and 1165 transitions. [2018-11-18 14:58:05,807 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1165 transitions. [2018-11-18 14:58:05,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-18 14:58:05,808 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:05,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:05,848 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 14:58:06,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:06,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 910 states and 1202 transitions. [2018-11-18 14:58:06,127 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1202 transitions. [2018-11-18 14:58:06,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-18 14:58:06,127 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:06,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:06,157 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 14:58:06,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:06,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 915 states and 1207 transitions. [2018-11-18 14:58:06,364 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1207 transitions. [2018-11-18 14:58:06,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-18 14:58:06,365 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:06,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:06,399 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 14:58:06,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:06,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 920 states and 1212 transitions. [2018-11-18 14:58:06,577 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1212 transitions. [2018-11-18 14:58:06,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-18 14:58:06,578 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:06,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:06,618 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-18 14:58:07,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:07,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 940 states and 1242 transitions. [2018-11-18 14:58:07,556 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1242 transitions. [2018-11-18 14:58:07,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 14:58:07,557 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:07,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:07,582 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 14:58:08,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:08,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 959 states and 1265 transitions. [2018-11-18 14:58:08,028 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1265 transitions. [2018-11-18 14:58:08,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 14:58:08,029 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:08,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:08,054 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 14:58:08,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:08,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 964 states and 1270 transitions. [2018-11-18 14:58:08,170 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1270 transitions. [2018-11-18 14:58:08,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-18 14:58:08,171 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:08,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:08,200 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 14:58:08,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:08,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 988 states and 1292 transitions. [2018-11-18 14:58:08,598 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1292 transitions. [2018-11-18 14:58:08,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 14:58:08,599 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:08,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:08,641 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-11-18 14:58:08,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:08,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 991 states and 1295 transitions. [2018-11-18 14:58:08,800 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1295 transitions. [2018-11-18 14:58:08,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 14:58:08,801 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:08,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:08,828 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-18 14:58:09,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:09,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 1015 states and 1323 transitions. [2018-11-18 14:58:09,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1323 transitions. [2018-11-18 14:58:09,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 14:58:09,564 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:09,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:09,590 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-18 14:58:09,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:09,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 1035 states and 1342 transitions. [2018-11-18 14:58:09,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1342 transitions. [2018-11-18 14:58:09,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 14:58:09,832 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:09,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:09,856 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-18 14:58:10,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:10,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1045 states and 1351 transitions. [2018-11-18 14:58:10,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1351 transitions. [2018-11-18 14:58:10,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 14:58:10,110 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:10,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:10,154 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-18 14:58:10,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:10,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 1046 states and 1352 transitions. [2018-11-18 14:58:10,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1352 transitions. [2018-11-18 14:58:10,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 14:58:10,322 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:10,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:10,367 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 14:58:10,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:10,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 1051 states and 1358 transitions. [2018-11-18 14:58:10,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1358 transitions. [2018-11-18 14:58:10,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 14:58:10,596 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:10,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:10,623 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 14:58:10,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:10,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 1056 states and 1363 transitions. [2018-11-18 14:58:10,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1363 transitions. [2018-11-18 14:58:10,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 14:58:10,828 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:10,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:11,104 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 11 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 14:58:12,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:12,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 1135 states and 1447 transitions. [2018-11-18 14:58:12,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1447 transitions. [2018-11-18 14:58:12,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-18 14:58:12,857 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:12,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:13,573 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 171 proven. 10 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 14:58:15,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:15,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 1172 states and 1493 transitions. [2018-11-18 14:58:15,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1493 transitions. [2018-11-18 14:58:15,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-18 14:58:15,714 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:15,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:15,840 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 14:58:17,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:17,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 1207 states and 1540 transitions. [2018-11-18 14:58:17,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 1540 transitions. [2018-11-18 14:58:17,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-18 14:58:17,265 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:17,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:17,289 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-11-18 14:58:17,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:17,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 1209 states and 1542 transitions. [2018-11-18 14:58:17,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 1542 transitions. [2018-11-18 14:58:17,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 14:58:17,320 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:17,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:18,334 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 14:58:20,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:20,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1597 states to 1262 states and 1597 transitions. [2018-11-18 14:58:20,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 1597 transitions. [2018-11-18 14:58:20,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-18 14:58:20,417 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:20,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:20,484 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-18 14:58:21,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:21,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 1300 states and 1647 transitions. [2018-11-18 14:58:21,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 1647 transitions. [2018-11-18 14:58:21,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-18 14:58:21,976 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:21,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:22,015 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-18 14:58:22,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:22,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1310 states and 1656 transitions. [2018-11-18 14:58:22,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 1656 transitions. [2018-11-18 14:58:22,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 14:58:22,376 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:22,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:22,404 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 14:58:23,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:23,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 1317 states and 1664 transitions. [2018-11-18 14:58:23,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1664 transitions. [2018-11-18 14:58:23,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-18 14:58:23,141 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:23,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:23,180 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-18 14:58:24,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:24,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1383 states and 1732 transitions. [2018-11-18 14:58:24,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 1732 transitions. [2018-11-18 14:58:24,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 14:58:24,904 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:24,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:24,937 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 14:58:25,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:25,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1384 states and 1733 transitions. [2018-11-18 14:58:25,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1733 transitions. [2018-11-18 14:58:25,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 14:58:25,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:25,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:25,302 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 14:58:25,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:25,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 1401 states and 1749 transitions. [2018-11-18 14:58:25,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 1749 transitions. [2018-11-18 14:58:25,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 14:58:25,565 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:25,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:25,606 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 14:58:26,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:26,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 1422 states and 1772 transitions. [2018-11-18 14:58:26,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 1772 transitions. [2018-11-18 14:58:26,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 14:58:26,256 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:26,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:26,340 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-18 14:58:26,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:26,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1792 states to 1442 states and 1792 transitions. [2018-11-18 14:58:26,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 1792 transitions. [2018-11-18 14:58:26,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 14:58:26,527 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:26,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:26,563 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-18 14:58:26,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:26,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1808 states to 1459 states and 1808 transitions. [2018-11-18 14:58:26,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 1808 transitions. [2018-11-18 14:58:26,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 14:58:26,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:26,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:26,866 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-18 14:58:27,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:27,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 1469 states and 1818 transitions. [2018-11-18 14:58:27,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 1818 transitions. [2018-11-18 14:58:27,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-18 14:58:27,338 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:27,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:27,384 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 14:58:27,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:27,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1825 states to 1474 states and 1825 transitions. [2018-11-18 14:58:27,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1474 states and 1825 transitions. [2018-11-18 14:58:27,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-18 14:58:27,628 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:27,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:27,665 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 14:58:27,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:27,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 1479 states and 1832 transitions. [2018-11-18 14:58:27,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 1832 transitions. [2018-11-18 14:58:27,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 14:58:27,923 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:27,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:27,956 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 14:58:29,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:29,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1859 states to 1503 states and 1859 transitions. [2018-11-18 14:58:29,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 1859 transitions. [2018-11-18 14:58:29,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 14:58:29,121 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:29,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:29,154 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 14:58:30,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:30,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 1524 states and 1887 transitions. [2018-11-18 14:58:30,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 1887 transitions. [2018-11-18 14:58:30,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 14:58:30,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:30,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:30,440 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 14:58:30,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:30,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1889 states to 1525 states and 1889 transitions. [2018-11-18 14:58:30,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 1889 transitions. [2018-11-18 14:58:30,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-18 14:58:30,701 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:30,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:30,728 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 14:58:31,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:31,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 1530 states and 1895 transitions. [2018-11-18 14:58:31,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 1895 transitions. [2018-11-18 14:58:31,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 14:58:31,167 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:31,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:31,203 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-11-18 14:58:31,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:31,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1899 states to 1535 states and 1899 transitions. [2018-11-18 14:58:31,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 1899 transitions. [2018-11-18 14:58:31,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-18 14:58:31,236 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:31,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:31,278 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-18 14:58:32,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:32,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1929 states to 1559 states and 1929 transitions. [2018-11-18 14:58:32,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 1929 transitions. [2018-11-18 14:58:32,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-18 14:58:32,302 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:32,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:32,346 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-18 14:58:32,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:32,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1929 states to 1560 states and 1929 transitions. [2018-11-18 14:58:32,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 1929 transitions. [2018-11-18 14:58:32,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-18 14:58:32,508 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:32,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:32,538 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 14:58:32,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:32,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1945 states to 1577 states and 1945 transitions. [2018-11-18 14:58:32,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1577 states and 1945 transitions. [2018-11-18 14:58:32,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-18 14:58:32,813 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:32,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:32,904 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-18 14:58:34,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:34,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1967 states to 1597 states and 1967 transitions. [2018-11-18 14:58:34,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1597 states and 1967 transitions. [2018-11-18 14:58:34,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-18 14:58:34,069 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:34,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:34,112 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-18 14:58:34,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:34,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1976 states to 1607 states and 1976 transitions. [2018-11-18 14:58:34,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1607 states and 1976 transitions. [2018-11-18 14:58:34,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-18 14:58:34,459 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:34,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:34,511 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-18 14:58:34,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:34,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1609 states and 1978 transitions. [2018-11-18 14:58:34,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 1978 transitions. [2018-11-18 14:58:34,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-18 14:58:34,899 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:34,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:34,930 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 14:58:35,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:35,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1610 states and 1978 transitions. [2018-11-18 14:58:35,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 1978 transitions. [2018-11-18 14:58:35,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 14:58:35,058 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:35,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:35,092 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-11-18 14:58:36,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:36,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2001 states to 1632 states and 2001 transitions. [2018-11-18 14:58:36,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 2001 transitions. [2018-11-18 14:58:36,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-18 14:58:36,193 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:36,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:36,230 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-18 14:58:36,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:36,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2011 states to 1643 states and 2011 transitions. [2018-11-18 14:58:36,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 2011 transitions. [2018-11-18 14:58:36,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 14:58:36,881 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:36,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:36,912 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 246 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-18 14:58:37,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:37,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2016 states to 1648 states and 2016 transitions. [2018-11-18 14:58:37,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 2016 transitions. [2018-11-18 14:58:37,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-18 14:58:37,547 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:37,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:37,643 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 173 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 14:58:38,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:38,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 1666 states and 2036 transitions. [2018-11-18 14:58:38,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 2036 transitions. [2018-11-18 14:58:38,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-18 14:58:38,504 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:38,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:38,601 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 173 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 14:58:38,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:38,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 1667 states and 2037 transitions. [2018-11-18 14:58:38,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 2037 transitions. [2018-11-18 14:58:38,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-18 14:58:38,877 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:38,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:38,972 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 173 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 14:58:39,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:39,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2042 states to 1672 states and 2042 transitions. [2018-11-18 14:58:39,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 2042 transitions. [2018-11-18 14:58:39,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-18 14:58:39,255 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:39,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:40,774 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 14:58:46,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:46,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2147 states to 1772 states and 2147 transitions. [2018-11-18 14:58:46,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 2147 transitions. [2018-11-18 14:58:46,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-18 14:58:46,823 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:46,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:46,962 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 14:58:47,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:47,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2151 states to 1777 states and 2151 transitions. [2018-11-18 14:58:47,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 2151 transitions. [2018-11-18 14:58:47,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 14:58:47,558 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:47,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:47,609 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-18 14:58:47,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:47,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2153 states to 1780 states and 2153 transitions. [2018-11-18 14:58:47,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 2153 transitions. [2018-11-18 14:58:47,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 14:58:47,767 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:47,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:47,811 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 14:58:48,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:48,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2185 states to 1809 states and 2185 transitions. [2018-11-18 14:58:48,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1809 states and 2185 transitions. [2018-11-18 14:58:48,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 14:58:48,969 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:48,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:49,014 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 14:58:50,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:50,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 1866 states and 2242 transitions. [2018-11-18 14:58:50,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1866 states and 2242 transitions. [2018-11-18 14:58:50,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 14:58:50,361 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:50,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:50,405 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 14:58:50,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:50,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 1868 states and 2242 transitions. [2018-11-18 14:58:50,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 2242 transitions. [2018-11-18 14:58:50,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 14:58:50,962 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:50,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:51,008 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 14:58:51,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:51,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 1875 states and 2249 transitions. [2018-11-18 14:58:51,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 2249 transitions. [2018-11-18 14:58:51,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 14:58:51,575 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:51,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:51,622 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 14:58:51,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:51,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 1876 states and 2249 transitions. [2018-11-18 14:58:51,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1876 states and 2249 transitions. [2018-11-18 14:58:51,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-18 14:58:51,897 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:51,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:51,942 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 14:58:51,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:51,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 1878 states and 2250 transitions. [2018-11-18 14:58:51,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1878 states and 2250 transitions. [2018-11-18 14:58:51,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-18 14:58:51,974 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:51,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:52,019 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 14:58:52,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:52,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 1883 states and 2254 transitions. [2018-11-18 14:58:52,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 2254 transitions. [2018-11-18 14:58:52,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-18 14:58:52,201 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:52,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:52,246 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 14:58:52,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:52,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2259 states to 1890 states and 2259 transitions. [2018-11-18 14:58:52,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1890 states and 2259 transitions. [2018-11-18 14:58:52,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-18 14:58:52,295 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:52,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:52,341 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 14:58:52,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:52,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2263 states to 1895 states and 2263 transitions. [2018-11-18 14:58:52,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1895 states and 2263 transitions. [2018-11-18 14:58:52,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-18 14:58:52,521 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:52,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:52,701 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 190 proven. 5 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-18 14:58:53,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:53,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2344 states to 1971 states and 2344 transitions. [2018-11-18 14:58:53,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1971 states and 2344 transitions. [2018-11-18 14:58:53,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 14:58:53,670 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:53,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:53,805 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 21 proven. 10 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 14:58:54,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:54,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2349 states to 1976 states and 2349 transitions. [2018-11-18 14:58:54,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1976 states and 2349 transitions. [2018-11-18 14:58:54,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 14:58:54,156 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:54,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:54,225 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 21 proven. 10 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 14:58:54,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:54,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2354 states to 1981 states and 2354 transitions. [2018-11-18 14:58:54,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1981 states and 2354 transitions. [2018-11-18 14:58:54,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-11-18 14:58:54,542 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:54,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:54,575 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-11-18 14:58:54,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:54,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2360 states to 1986 states and 2360 transitions. [2018-11-18 14:58:54,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1986 states and 2360 transitions. [2018-11-18 14:58:54,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 14:58:54,748 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:54,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:54,816 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2018-11-18 14:58:55,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:55,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2363 states to 1990 states and 2363 transitions. [2018-11-18 14:58:55,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1990 states and 2363 transitions. [2018-11-18 14:58:55,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-18 14:58:55,133 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:55,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:55,191 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-11-18 14:58:56,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:56,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2388 states to 2014 states and 2388 transitions. [2018-11-18 14:58:56,073 INFO L276 IsEmpty]: Start isEmpty. Operand 2014 states and 2388 transitions. [2018-11-18 14:58:56,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-18 14:58:56,074 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:56,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:56,131 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-11-18 14:58:56,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:56,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2396 states to 2024 states and 2396 transitions. [2018-11-18 14:58:56,716 INFO L276 IsEmpty]: Start isEmpty. Operand 2024 states and 2396 transitions. [2018-11-18 14:58:56,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-18 14:58:56,717 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:56,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:56,923 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 287 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-18 14:58:57,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:58:57,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2401 states to 2030 states and 2401 transitions. [2018-11-18 14:58:57,229 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 2401 transitions. [2018-11-18 14:58:57,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-18 14:58:57,230 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:58:57,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:58:58,138 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 403 proven. 6 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-18 14:59:01,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:59:01,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2456 states to 2077 states and 2456 transitions. [2018-11-18 14:59:01,322 INFO L276 IsEmpty]: Start isEmpty. Operand 2077 states and 2456 transitions. [2018-11-18 14:59:01,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-11-18 14:59:01,323 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:59:01,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:01,417 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 403 proven. 6 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-18 14:59:01,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:59:01,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2465 states to 2086 states and 2465 transitions. [2018-11-18 14:59:01,843 INFO L276 IsEmpty]: Start isEmpty. Operand 2086 states and 2465 transitions. [2018-11-18 14:59:01,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-11-18 14:59:01,844 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:59:01,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:01,940 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 326 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-18 14:59:03,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:59:03,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2541 states to 2150 states and 2541 transitions. [2018-11-18 14:59:03,988 INFO L276 IsEmpty]: Start isEmpty. Operand 2150 states and 2541 transitions. [2018-11-18 14:59:03,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-11-18 14:59:03,989 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:59:04,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:04,046 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 258 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2018-11-18 14:59:06,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:59:06,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2694 states to 2284 states and 2694 transitions. [2018-11-18 14:59:06,977 INFO L276 IsEmpty]: Start isEmpty. Operand 2284 states and 2694 transitions. [2018-11-18 14:59:06,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-18 14:59:06,978 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:59:06,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:07,030 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 359 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-11-18 14:59:08,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:59:08,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2725 states to 2304 states and 2725 transitions. [2018-11-18 14:59:08,318 INFO L276 IsEmpty]: Start isEmpty. Operand 2304 states and 2725 transitions. [2018-11-18 14:59:08,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-18 14:59:08,319 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:59:08,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:08,372 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 359 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-11-18 14:59:09,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:59:09,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2737 states to 2314 states and 2737 transitions. [2018-11-18 14:59:09,156 INFO L276 IsEmpty]: Start isEmpty. Operand 2314 states and 2737 transitions. [2018-11-18 14:59:09,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-18 14:59:09,157 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:59:09,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:09,209 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 359 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-11-18 14:59:09,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:59:09,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2744 states to 2322 states and 2744 transitions. [2018-11-18 14:59:09,558 INFO L276 IsEmpty]: Start isEmpty. Operand 2322 states and 2744 transitions. [2018-11-18 14:59:09,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-11-18 14:59:09,559 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:59:09,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:09,621 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 301 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-11-18 14:59:09,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:59:09,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 2330 states and 2750 transitions. [2018-11-18 14:59:09,836 INFO L276 IsEmpty]: Start isEmpty. Operand 2330 states and 2750 transitions. [2018-11-18 14:59:09,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-11-18 14:59:09,837 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:59:09,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:09,899 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 301 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-11-18 14:59:10,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:59:10,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 2343 states and 2761 transitions. [2018-11-18 14:59:10,280 INFO L276 IsEmpty]: Start isEmpty. Operand 2343 states and 2761 transitions. [2018-11-18 14:59:10,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-11-18 14:59:10,281 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:59:10,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:10,346 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2018-11-18 14:59:11,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:59:11,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2783 states to 2367 states and 2783 transitions. [2018-11-18 14:59:11,966 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 2783 transitions. [2018-11-18 14:59:11,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-11-18 14:59:11,967 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:59:11,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:12,032 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2018-11-18 14:59:12,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:59:12,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2785 states to 2370 states and 2785 transitions. [2018-11-18 14:59:12,360 INFO L276 IsEmpty]: Start isEmpty. Operand 2370 states and 2785 transitions. [2018-11-18 14:59:12,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-18 14:59:12,361 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:59:12,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:13,951 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 407 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-11-18 14:59:16,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:59:16,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2814 states to 2395 states and 2814 transitions. [2018-11-18 14:59:16,163 INFO L276 IsEmpty]: Start isEmpty. Operand 2395 states and 2814 transitions. [2018-11-18 14:59:16,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-18 14:59:16,164 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:59:16,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:16,232 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 329 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-11-18 14:59:16,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:59:16,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2818 states to 2400 states and 2818 transitions. [2018-11-18 14:59:16,579 INFO L276 IsEmpty]: Start isEmpty. Operand 2400 states and 2818 transitions. [2018-11-18 14:59:16,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-18 14:59:16,581 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:59:16,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:17,183 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 396 proven. 175 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-18 14:59:20,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:59:20,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2880 states to 2453 states and 2880 transitions. [2018-11-18 14:59:20,269 INFO L276 IsEmpty]: Start isEmpty. Operand 2453 states and 2880 transitions. [2018-11-18 14:59:20,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-18 14:59:20,270 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:59:20,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:20,432 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 396 proven. 175 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-18 14:59:21,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:59:21,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2891 states to 2466 states and 2891 transitions. [2018-11-18 14:59:21,200 INFO L276 IsEmpty]: Start isEmpty. Operand 2466 states and 2891 transitions. [2018-11-18 14:59:21,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-18 14:59:21,201 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:59:21,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:21,390 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 396 proven. 175 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-18 14:59:21,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:59:21,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2894 states to 2467 states and 2894 transitions. [2018-11-18 14:59:21,867 INFO L276 IsEmpty]: Start isEmpty. Operand 2467 states and 2894 transitions. [2018-11-18 14:59:21,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-18 14:59:21,868 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:59:21,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:22,044 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 396 proven. 175 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-18 14:59:22,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:59:22,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2897 states to 2468 states and 2897 transitions. [2018-11-18 14:59:22,476 INFO L276 IsEmpty]: Start isEmpty. Operand 2468 states and 2897 transitions. [2018-11-18 14:59:22,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-18 14:59:22,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:59:22,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:22,536 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 472 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2018-11-18 14:59:22,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:59:22,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2905 states to 2476 states and 2905 transitions. [2018-11-18 14:59:22,919 INFO L276 IsEmpty]: Start isEmpty. Operand 2476 states and 2905 transitions. [2018-11-18 14:59:22,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-11-18 14:59:22,921 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:59:22,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:22,991 INFO L134 CoverageAnalysis]: Checked inductivity of 687 backedges. 367 proven. 0 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2018-11-18 14:59:24,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:59:24,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2946 states to 2517 states and 2946 transitions. [2018-11-18 14:59:24,490 INFO L276 IsEmpty]: Start isEmpty. Operand 2517 states and 2946 transitions. [2018-11-18 14:59:24,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2018-11-18 14:59:24,491 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:59:24,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:26,713 INFO L134 CoverageAnalysis]: Checked inductivity of 754 backedges. 608 proven. 10 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-11-18 14:59:36,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:59:36,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3156 states to 2693 states and 3156 transitions. [2018-11-18 14:59:36,140 INFO L276 IsEmpty]: Start isEmpty. Operand 2693 states and 3156 transitions. [2018-11-18 14:59:36,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-11-18 14:59:36,141 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:59:36,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:36,232 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 387 proven. 0 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2018-11-18 14:59:37,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:59:37,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3178 states to 2714 states and 3178 transitions. [2018-11-18 14:59:37,562 INFO L276 IsEmpty]: Start isEmpty. Operand 2714 states and 3178 transitions. [2018-11-18 14:59:37,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2018-11-18 14:59:37,563 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:59:37,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:59:37,682 INFO L134 CoverageAnalysis]: Checked inductivity of 1036 backedges. 516 proven. 0 refuted. 0 times theorem prover too weak. 520 trivial. 0 not checked. [2018-11-18 14:59:39,930 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2018-11-18 14:59:41,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:59:41,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3094 states to 2637 states and 3094 transitions. [2018-11-18 14:59:41,009 INFO L276 IsEmpty]: Start isEmpty. Operand 2637 states and 3094 transitions. [2018-11-18 14:59:41,010 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 14:59:41,010 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 147 iterations. [2018-11-18 14:59:41,016 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 14:59:41,305 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 36 [2018-11-18 14:59:41,483 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 34 [2018-11-18 14:59:41,621 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 33 [2018-11-18 14:59:41,746 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 26 [2018-11-18 14:59:41,924 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 36 [2018-11-18 14:59:42,053 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 36 [2018-11-18 14:59:42,227 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 26 [2018-11-18 14:59:42,335 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 33 [2018-11-18 14:59:42,489 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 36 [2018-11-18 14:59:42,680 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 36 [2018-11-18 14:59:42,825 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 36 [2018-11-18 14:59:43,006 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 31 [2018-11-18 14:59:43,194 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 36 [2018-11-18 14:59:43,377 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 34 [2018-11-18 14:59:43,487 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 33 [2018-11-18 14:59:44,104 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 26 [2018-11-18 14:59:44,394 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 33 [2018-11-18 14:59:44,597 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 36 [2018-11-18 14:59:44,791 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 33 [2018-11-18 14:59:44,930 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 33 [2018-11-18 14:59:45,045 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 33 [2018-11-18 14:59:45,263 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 26 [2018-11-18 14:59:45,372 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 29 [2018-11-18 14:59:45,892 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 36 [2018-11-18 14:59:46,043 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 38 [2018-11-18 14:59:46,358 WARN L180 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 29 [2018-11-18 14:59:46,509 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 34 [2018-11-18 14:59:46,656 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 34 [2018-11-18 14:59:46,761 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 34 [2018-11-18 14:59:46,863 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 33 [2018-11-18 14:59:47,022 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 36 [2018-11-18 14:59:47,022 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:59:47,024 INFO L579 CodeCheckObserver]: Invariant with dag size 26 [2018-11-18 14:59:47,029 INFO L579 CodeCheckObserver]: Invariant with dag size 26 [2018-11-18 14:59:47,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 02:59:47 ImpRootNode [2018-11-18 14:59:47,030 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 14:59:47,030 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:59:47,030 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:59:47,030 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:59:47,030 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:57:42" (3/4) ... [2018-11-18 14:59:47,033 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 14:59:47,046 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 101 nodes and edges [2018-11-18 14:59:47,047 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-18 14:59:47,047 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-11-18 14:59:47,140 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_cf50a19a-fc82-4b75-bda2-67a1576af0c1/bin-2019/ukojak/witness.graphml [2018-11-18 14:59:47,141 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:59:47,142 INFO L168 Benchmark]: Toolchain (without parser) took 126664.90 ms. Allocated memory was 1.0 GB in the beginning and 4.4 GB in the end (delta: 3.3 GB). Free memory was 955.5 MB in the beginning and 3.7 GB in the end (delta: -2.7 GB). Peak memory consumption was 593.5 MB. Max. memory is 11.5 GB. [2018-11-18 14:59:47,142 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:59:47,143 INFO L168 Benchmark]: CACSL2BoogieTranslator took 355.43 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 923.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-18 14:59:47,143 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 923.3 MB in the beginning and 1.1 GB in the end (delta: -197.9 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2018-11-18 14:59:47,143 INFO L168 Benchmark]: Boogie Preprocessor took 42.23 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:59:47,143 INFO L168 Benchmark]: RCFGBuilder took 1204.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 890.1 MB in the end (delta: 231.1 MB). Peak memory consumption was 231.1 MB. Max. memory is 11.5 GB. [2018-11-18 14:59:47,143 INFO L168 Benchmark]: CodeCheck took 124845.09 ms. Allocated memory was 1.2 GB in the beginning and 4.4 GB in the end (delta: 3.2 GB). Free memory was 890.1 MB in the beginning and 3.8 GB in the end (delta: -2.9 GB). Peak memory consumption was 3.0 GB. Max. memory is 11.5 GB. [2018-11-18 14:59:47,144 INFO L168 Benchmark]: Witness Printer took 111.49 ms. Allocated memory is still 4.4 GB. Free memory was 3.8 GB in the beginning and 3.7 GB in the end (delta: 64.4 MB). Peak memory consumption was 64.4 MB. Max. memory is 11.5 GB. [2018-11-18 14:59:47,145 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 199 locations, 1 error locations. SAFE Result, 118.8s OverallTime, 147 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1898453076 SDtfs, 1518272266 SDslu, -1992248694 SDs, 0 SdLazy, -211132048 SolverSat, 272225464 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 459.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 185385 GetRequests, 182010 SyntacticMatches, 1919 SemanticMatches, 1456 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1532945 ImplicationChecksByTransitivity, 100.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.5s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 12.4s InterpolantComputationTime, 27269 NumberOfCodeBlocks, 27269 NumberOfCodeBlocksAsserted, 146 NumberOfCheckSat, 27123 ConstructedInterpolants, 0 QuantifiedInterpolants, 18642135 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 146 InterpolantComputations, 124 PerfectInterpolantSequences, 30819/31634 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: 464]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((!(a16 == 6) || a8 == 15) || a17 == 1) || (((((!(a21 == 1) && a7 == 1) && a8 == 13) && a17 <= 0) && a12 == 8) && a20 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((!(a16 == 6) || a8 == 15) || a17 == 1) || (((((!(a21 == 1) && a7 == 1) && a8 == 13) && a17 <= 0) && a12 == 8) && a20 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 355.43 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 923.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 103.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 923.3 MB in the beginning and 1.1 GB in the end (delta: -197.9 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.23 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1204.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 890.1 MB in the end (delta: 231.1 MB). Peak memory consumption was 231.1 MB. Max. memory is 11.5 GB. * CodeCheck took 124845.09 ms. Allocated memory was 1.2 GB in the beginning and 4.4 GB in the end (delta: 3.2 GB). Free memory was 890.1 MB in the beginning and 3.8 GB in the end (delta: -2.9 GB). Peak memory consumption was 3.0 GB. Max. memory is 11.5 GB. * Witness Printer took 111.49 ms. Allocated memory is still 4.4 GB. Free memory was 3.8 GB in the beginning and 3.7 GB in the end (delta: 64.4 MB). Peak memory consumption was 64.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...