./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label34_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ada4604d-1665-478e-867c-54350da1e7bb/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ada4604d-1665-478e-867c-54350da1e7bb/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ada4604d-1665-478e-867c-54350da1e7bb/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ada4604d-1665-478e-867c-54350da1e7bb/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label34_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ada4604d-1665-478e-867c-54350da1e7bb/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ada4604d-1665-478e-867c-54350da1e7bb/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 967c72bd82820b824aa390b27f8a26458e2fde4d ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 07:02:46,879 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 07:02:46,880 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 07:02:46,887 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 07:02:46,887 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 07:02:46,888 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 07:02:46,889 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 07:02:46,890 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 07:02:46,891 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 07:02:46,891 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 07:02:46,892 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 07:02:46,892 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 07:02:46,893 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 07:02:46,894 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 07:02:46,895 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 07:02:46,895 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 07:02:46,896 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 07:02:46,897 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 07:02:46,899 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 07:02:46,900 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 07:02:46,901 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 07:02:46,902 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 07:02:46,904 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 07:02:46,904 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 07:02:46,904 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 07:02:46,905 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 07:02:46,906 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 07:02:46,907 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 07:02:46,907 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 07:02:46,908 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 07:02:46,908 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 07:02:46,909 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 07:02:46,909 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 07:02:46,909 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 07:02:46,910 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 07:02:46,911 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 07:02:46,911 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ada4604d-1665-478e-867c-54350da1e7bb/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 07:02:46,921 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 07:02:46,922 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 07:02:46,922 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 07:02:46,922 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 07:02:46,923 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 07:02:46,923 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 07:02:46,923 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 07:02:46,923 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 07:02:46,923 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 07:02:46,924 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 07:02:46,924 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 07:02:46,924 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 07:02:46,924 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 07:02:46,924 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 07:02:46,924 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 07:02:46,924 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 07:02:46,924 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 07:02:46,924 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 07:02:46,925 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 07:02:46,925 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 07:02:46,925 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 07:02:46,925 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 07:02:46,925 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 07:02:46,925 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 07:02:46,925 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 07:02:46,925 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 07:02:46,925 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 07:02:46,926 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 07:02:46,926 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 07:02:46,926 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_ada4604d-1665-478e-867c-54350da1e7bb/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 -> 967c72bd82820b824aa390b27f8a26458e2fde4d [2018-11-23 07:02:46,948 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 07:02:46,956 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 07:02:46,958 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 07:02:46,959 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 07:02:46,959 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 07:02:46,960 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ada4604d-1665-478e-867c-54350da1e7bb/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label34_true-unreach-call_false-termination.c [2018-11-23 07:02:46,996 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ada4604d-1665-478e-867c-54350da1e7bb/bin-2019/ukojak/data/5bcb1166b/2b396bbb843f4bec99a041a5bb66ece5/FLAG20cc28070 [2018-11-23 07:02:47,348 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 07:02:47,348 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ada4604d-1665-478e-867c-54350da1e7bb/sv-benchmarks/c/eca-rers2012/Problem02_label34_true-unreach-call_false-termination.c [2018-11-23 07:02:47,357 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ada4604d-1665-478e-867c-54350da1e7bb/bin-2019/ukojak/data/5bcb1166b/2b396bbb843f4bec99a041a5bb66ece5/FLAG20cc28070 [2018-11-23 07:02:47,371 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ada4604d-1665-478e-867c-54350da1e7bb/bin-2019/ukojak/data/5bcb1166b/2b396bbb843f4bec99a041a5bb66ece5 [2018-11-23 07:02:47,374 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 07:02:47,375 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 07:02:47,376 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 07:02:47,376 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 07:02:47,378 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 07:02:47,379 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:02:47" (1/1) ... [2018-11-23 07:02:47,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7baf2d1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:02:47, skipping insertion in model container [2018-11-23 07:02:47,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:02:47" (1/1) ... [2018-11-23 07:02:47,387 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 07:02:47,422 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 07:02:47,663 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:02:47,666 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 07:02:47,732 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:02:47,743 INFO L195 MainTranslator]: Completed translation [2018-11-23 07:02:47,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:02:47 WrapperNode [2018-11-23 07:02:47,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 07:02:47,744 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 07:02:47,744 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 07:02:47,745 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 07:02:47,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:02:47" (1/1) ... [2018-11-23 07:02:47,809 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:02:47" (1/1) ... [2018-11-23 07:02:47,845 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 07:02:47,845 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 07:02:47,846 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 07:02:47,846 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 07:02:47,854 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:02:47" (1/1) ... [2018-11-23 07:02:47,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:02:47" (1/1) ... [2018-11-23 07:02:47,857 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:02:47" (1/1) ... [2018-11-23 07:02:47,857 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:02:47" (1/1) ... [2018-11-23 07:02:47,871 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:02:47" (1/1) ... [2018-11-23 07:02:47,881 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:02:47" (1/1) ... [2018-11-23 07:02:47,884 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:02:47" (1/1) ... [2018-11-23 07:02:47,887 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 07:02:47,888 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 07:02:47,888 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 07:02:47,888 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 07:02:47,889 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:02:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ada4604d-1665-478e-867c-54350da1e7bb/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 07:02:47,934 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 07:02:47,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 07:02:47,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 07:02:49,779 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 07:02:49,779 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 07:02:49,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:02:49 BoogieIcfgContainer [2018-11-23 07:02:49,780 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 07:02:49,780 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 07:02:49,780 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 07:02:49,787 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 07:02:49,788 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:02:49" (1/1) ... [2018-11-23 07:02:49,795 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:02:49,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:49,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-11-23 07:02:49,819 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-11-23 07:02:49,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 07:02:49,823 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:49,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:50,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:02:50,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:50,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 163 states and 251 transitions. [2018-11-23 07:02:50,474 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 251 transitions. [2018-11-23 07:02:50,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 07:02:50,476 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:50,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:50,594 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:02:50,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:50,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 241 states and 341 transitions. [2018-11-23 07:02:50,978 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 341 transitions. [2018-11-23 07:02:50,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 07:02:50,980 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:51,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:51,083 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:02:51,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:51,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 245 states and 347 transitions. [2018-11-23 07:02:51,224 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 347 transitions. [2018-11-23 07:02:51,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 07:02:51,226 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:51,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:51,248 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:02:51,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:51,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 254 states and 358 transitions. [2018-11-23 07:02:51,318 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 358 transitions. [2018-11-23 07:02:51,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-23 07:02:51,321 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:51,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:51,341 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 07:02:51,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:51,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 264 states and 372 transitions. [2018-11-23 07:02:51,468 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 372 transitions. [2018-11-23 07:02:51,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-23 07:02:51,472 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:51,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:51,491 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:02:51,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:51,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 269 states and 377 transitions. [2018-11-23 07:02:51,518 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 377 transitions. [2018-11-23 07:02:51,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 07:02:51,519 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:51,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:51,611 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:02:52,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:52,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 286 states and 401 transitions. [2018-11-23 07:02:52,094 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 401 transitions. [2018-11-23 07:02:52,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 07:02:52,095 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:52,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:52,117 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 07:02:52,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:52,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 290 states and 406 transitions. [2018-11-23 07:02:52,213 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 406 transitions. [2018-11-23 07:02:52,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 07:02:52,214 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:52,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:52,237 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:02:52,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:52,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 294 states and 411 transitions. [2018-11-23 07:02:52,360 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 411 transitions. [2018-11-23 07:02:52,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 07:02:52,361 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:52,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:52,378 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 07:02:52,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:52,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 295 states and 412 transitions. [2018-11-23 07:02:52,388 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 412 transitions. [2018-11-23 07:02:52,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 07:02:52,389 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:52,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:52,407 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:02:52,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:52,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 298 states and 414 transitions. [2018-11-23 07:02:52,463 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 414 transitions. [2018-11-23 07:02:52,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 07:02:52,463 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:52,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:52,477 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:02:52,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:52,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 305 states and 421 transitions. [2018-11-23 07:02:52,501 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 421 transitions. [2018-11-23 07:02:52,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 07:02:52,502 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:52,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:52,518 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 07:02:52,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:52,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 312 states and 428 transitions. [2018-11-23 07:02:52,559 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 428 transitions. [2018-11-23 07:02:52,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 07:02:52,560 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:52,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:52,574 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:02:52,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:52,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 318 states and 434 transitions. [2018-11-23 07:02:52,597 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 434 transitions. [2018-11-23 07:02:52,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 07:02:52,598 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:52,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:52,639 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:02:52,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:52,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 334 states and 454 transitions. [2018-11-23 07:02:52,913 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 454 transitions. [2018-11-23 07:02:52,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 07:02:52,913 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:52,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:52,986 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:02:53,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:53,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 352 states and 475 transitions. [2018-11-23 07:02:53,276 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 475 transitions. [2018-11-23 07:02:53,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-23 07:02:53,278 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:53,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:53,400 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 07:02:54,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:54,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 456 states and 589 transitions. [2018-11-23 07:02:54,289 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 589 transitions. [2018-11-23 07:02:54,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 07:02:54,290 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:54,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:54,357 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:02:54,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:54,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 463 states and 596 transitions. [2018-11-23 07:02:54,408 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 596 transitions. [2018-11-23 07:02:54,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-23 07:02:54,409 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:54,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:54,484 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:02:55,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:55,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 494 states and 638 transitions. [2018-11-23 07:02:55,244 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 638 transitions. [2018-11-23 07:02:55,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-23 07:02:55,245 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:55,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:55,265 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:02:55,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:55,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 499 states and 642 transitions. [2018-11-23 07:02:55,392 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 642 transitions. [2018-11-23 07:02:55,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-23 07:02:55,393 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:55,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:55,444 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 07:02:56,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:56,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 529 states and 682 transitions. [2018-11-23 07:02:56,102 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 682 transitions. [2018-11-23 07:02:56,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-23 07:02:56,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:56,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:56,120 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:02:56,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:56,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 537 states and 694 transitions. [2018-11-23 07:02:56,392 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 694 transitions. [2018-11-23 07:02:56,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-23 07:02:56,394 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:56,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:56,433 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:02:56,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:56,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 560 states and 718 transitions. [2018-11-23 07:02:56,888 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 718 transitions. [2018-11-23 07:02:56,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-23 07:02:56,889 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:56,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:56,906 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:02:57,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:57,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 565 states and 722 transitions. [2018-11-23 07:02:57,050 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 722 transitions. [2018-11-23 07:02:57,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-23 07:02:57,051 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:57,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:57,077 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:02:57,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:57,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 587 states and 755 transitions. [2018-11-23 07:02:57,501 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 755 transitions. [2018-11-23 07:02:57,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-23 07:02:57,502 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:57,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:57,528 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:02:57,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:57,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 590 states and 757 transitions. [2018-11-23 07:02:57,705 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 757 transitions. [2018-11-23 07:02:57,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-23 07:02:57,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:57,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:57,723 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 07:02:58,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:58,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 613 states and 784 transitions. [2018-11-23 07:02:58,102 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 784 transitions. [2018-11-23 07:02:58,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 07:02:58,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:58,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:58,149 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 07:02:58,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:58,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 616 states and 789 transitions. [2018-11-23 07:02:58,466 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 789 transitions. [2018-11-23 07:02:58,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 07:02:58,467 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:58,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:58,493 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 07:02:58,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:58,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 619 states and 793 transitions. [2018-11-23 07:02:58,705 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 793 transitions. [2018-11-23 07:02:58,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 07:02:58,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:58,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:58,735 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:02:58,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:58,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 652 states and 828 transitions. [2018-11-23 07:02:58,961 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 828 transitions. [2018-11-23 07:02:58,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 07:02:58,961 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:58,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:58,988 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:02:59,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:59,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 661 states and 836 transitions. [2018-11-23 07:02:59,118 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 836 transitions. [2018-11-23 07:02:59,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-23 07:02:59,118 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:59,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:59,147 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 07:02:59,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:02:59,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 683 states and 858 transitions. [2018-11-23 07:02:59,315 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 858 transitions. [2018-11-23 07:02:59,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-23 07:02:59,316 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:02:59,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:02:59,343 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:03:00,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:00,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 727 states and 913 transitions. [2018-11-23 07:03:00,412 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 913 transitions. [2018-11-23 07:03:00,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 07:03:00,413 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:00,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:00,517 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:03:01,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:01,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 758 states and 951 transitions. [2018-11-23 07:03:01,068 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 951 transitions. [2018-11-23 07:03:01,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 07:03:01,069 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:01,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:01,134 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:03:01,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:01,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 761 states and 953 transitions. [2018-11-23 07:03:01,314 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 953 transitions. [2018-11-23 07:03:01,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-23 07:03:01,315 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:01,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:01,340 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 07:03:02,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:02,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 793 states and 988 transitions. [2018-11-23 07:03:02,011 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 988 transitions. [2018-11-23 07:03:02,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 07:03:02,012 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:02,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:02,040 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:03:02,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:02,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 806 states and 1006 transitions. [2018-11-23 07:03:02,734 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1006 transitions. [2018-11-23 07:03:02,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 07:03:02,735 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:02,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:02,755 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:03:03,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:03,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 829 states and 1028 transitions. [2018-11-23 07:03:03,145 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1028 transitions. [2018-11-23 07:03:03,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 07:03:03,146 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:03,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:03,162 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:03:03,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:03,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 833 states and 1038 transitions. [2018-11-23 07:03:03,475 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1038 transitions. [2018-11-23 07:03:03,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-23 07:03:03,476 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:03,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:03,729 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 75 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 07:03:05,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:05,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 869 states and 1081 transitions. [2018-11-23 07:03:05,169 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1081 transitions. [2018-11-23 07:03:05,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-23 07:03:05,169 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:05,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:05,202 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 75 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 07:03:05,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:05,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 872 states and 1085 transitions. [2018-11-23 07:03:05,486 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1085 transitions. [2018-11-23 07:03:05,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-23 07:03:05,487 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:05,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:05,523 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 75 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 07:03:05,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:05,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 892 states and 1103 transitions. [2018-11-23 07:03:05,984 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1103 transitions. [2018-11-23 07:03:05,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 07:03:05,985 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:05,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:06,107 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:03:06,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:06,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 912 states and 1126 transitions. [2018-11-23 07:03:06,684 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1126 transitions. [2018-11-23 07:03:06,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 07:03:06,684 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:06,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:06,742 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:03:06,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:06,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 921 states and 1134 transitions. [2018-11-23 07:03:06,846 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1134 transitions. [2018-11-23 07:03:06,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 07:03:06,846 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:06,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:06,890 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:03:07,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:07,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 930 states and 1142 transitions. [2018-11-23 07:03:07,064 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1142 transitions. [2018-11-23 07:03:07,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 07:03:07,065 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:07,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:07,315 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:03:09,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:09,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 988 states and 1208 transitions. [2018-11-23 07:03:09,841 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1208 transitions. [2018-11-23 07:03:09,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 07:03:09,842 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:09,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:09,859 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 07:03:10,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:10,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 992 states and 1216 transitions. [2018-11-23 07:03:10,179 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1216 transitions. [2018-11-23 07:03:10,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 07:03:10,180 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:10,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:10,197 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 07:03:10,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:10,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 995 states and 1221 transitions. [2018-11-23 07:03:10,283 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1221 transitions. [2018-11-23 07:03:10,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 07:03:10,284 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:10,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:10,305 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:03:10,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:10,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 1018 states and 1248 transitions. [2018-11-23 07:03:10,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 1248 transitions. [2018-11-23 07:03:10,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 07:03:10,770 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:10,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:10,790 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:03:11,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:11,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1028 states and 1256 transitions. [2018-11-23 07:03:11,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1256 transitions. [2018-11-23 07:03:11,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 07:03:11,143 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:11,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:11,164 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:03:11,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:11,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 1037 states and 1264 transitions. [2018-11-23 07:03:11,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1264 transitions. [2018-11-23 07:03:11,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 07:03:11,368 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:11,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:11,597 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:03:15,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:15,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 1097 states and 1332 transitions. [2018-11-23 07:03:15,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 1332 transitions. [2018-11-23 07:03:15,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 07:03:15,572 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:15,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:15,591 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 07:03:15,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:15,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 1100 states and 1335 transitions. [2018-11-23 07:03:15,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1335 transitions. [2018-11-23 07:03:15,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 07:03:15,856 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:15,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:16,067 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:03:18,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:18,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 1135 states and 1375 transitions. [2018-11-23 07:03:18,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1375 transitions. [2018-11-23 07:03:18,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 07:03:18,125 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:18,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:18,168 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:03:18,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:18,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 1153 states and 1393 transitions. [2018-11-23 07:03:18,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1393 transitions. [2018-11-23 07:03:18,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 07:03:18,763 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:18,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:18,804 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:03:19,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:19,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 1158 states and 1397 transitions. [2018-11-23 07:03:19,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1397 transitions. [2018-11-23 07:03:19,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 07:03:19,141 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:19,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:19,161 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 96 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 07:03:19,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:19,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 1173 states and 1414 transitions. [2018-11-23 07:03:19,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1414 transitions. [2018-11-23 07:03:19,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 07:03:19,422 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:19,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:19,441 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 96 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 07:03:19,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:19,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 1176 states and 1417 transitions. [2018-11-23 07:03:19,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 1417 transitions. [2018-11-23 07:03:19,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 07:03:19,562 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:19,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:19,745 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:03:21,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:21,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 1212 states and 1458 transitions. [2018-11-23 07:03:21,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1458 transitions. [2018-11-23 07:03:21,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 07:03:21,395 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:21,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:21,427 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:03:21,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:21,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 1216 states and 1463 transitions. [2018-11-23 07:03:21,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 1463 transitions. [2018-11-23 07:03:21,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-23 07:03:21,778 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:21,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:21,806 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:03:21,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:21,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 1223 states and 1473 transitions. [2018-11-23 07:03:21,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 1473 transitions. [2018-11-23 07:03:21,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 07:03:21,839 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:21,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:21,873 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 07:03:21,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:21,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 1226 states and 1479 transitions. [2018-11-23 07:03:21,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 1479 transitions. [2018-11-23 07:03:21,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-23 07:03:21,949 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:21,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:21,976 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 07:03:23,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:23,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 1265 states and 1525 transitions. [2018-11-23 07:03:23,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 1525 transitions. [2018-11-23 07:03:23,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-23 07:03:23,799 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:23,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:23,822 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:03:24,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:24,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 1276 states and 1536 transitions. [2018-11-23 07:03:24,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 1536 transitions. [2018-11-23 07:03:24,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-23 07:03:24,036 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:24,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:24,065 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:03:24,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:24,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 1279 states and 1540 transitions. [2018-11-23 07:03:24,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 1540 transitions. [2018-11-23 07:03:24,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 07:03:24,296 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:24,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:24,773 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 07:03:27,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:27,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 1328 states and 1590 transitions. [2018-11-23 07:03:27,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1590 transitions. [2018-11-23 07:03:27,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 07:03:27,688 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:27,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:27,712 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:03:28,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:28,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 1359 states and 1623 transitions. [2018-11-23 07:03:28,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 1623 transitions. [2018-11-23 07:03:28,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-23 07:03:28,680 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:28,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:28,711 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 07:03:29,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:29,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1382 states and 1646 transitions. [2018-11-23 07:03:29,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 1646 transitions. [2018-11-23 07:03:29,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-23 07:03:29,089 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:29,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:29,113 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 07:03:29,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:29,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 1397 states and 1665 transitions. [2018-11-23 07:03:29,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 1665 transitions. [2018-11-23 07:03:29,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-23 07:03:29,484 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:29,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:30,061 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 07:03:33,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:33,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1715 states to 1445 states and 1715 transitions. [2018-11-23 07:03:33,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 1715 transitions. [2018-11-23 07:03:33,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-23 07:03:33,274 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:33,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:33,371 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 07:03:36,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:36,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 1501 states and 1770 transitions. [2018-11-23 07:03:36,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 1770 transitions. [2018-11-23 07:03:36,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-23 07:03:36,597 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:36,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:36,680 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 07:03:37,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:37,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 1506 states and 1774 transitions. [2018-11-23 07:03:37,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 1774 transitions. [2018-11-23 07:03:37,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 07:03:37,123 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:37,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:37,155 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:03:37,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:37,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1792 states to 1522 states and 1792 transitions. [2018-11-23 07:03:37,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 1792 transitions. [2018-11-23 07:03:37,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-23 07:03:37,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:37,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:37,508 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 07:03:37,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:37,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1801 states to 1531 states and 1801 transitions. [2018-11-23 07:03:37,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 1801 transitions. [2018-11-23 07:03:37,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-23 07:03:37,553 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:37,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:37,593 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 07:03:38,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:38,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1885 states to 1610 states and 1885 transitions. [2018-11-23 07:03:38,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 1885 transitions. [2018-11-23 07:03:38,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 07:03:38,308 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:38,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:38,359 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-23 07:03:40,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:40,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1925 states to 1638 states and 1925 transitions. [2018-11-23 07:03:40,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1638 states and 1925 transitions. [2018-11-23 07:03:40,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 07:03:40,150 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:40,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:40,196 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-23 07:03:41,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:41,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1951 states to 1662 states and 1951 transitions. [2018-11-23 07:03:41,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1662 states and 1951 transitions. [2018-11-23 07:03:41,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 07:03:41,036 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:41,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:41,074 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-23 07:03:41,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:41,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1968 states to 1678 states and 1968 transitions. [2018-11-23 07:03:41,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 1968 transitions. [2018-11-23 07:03:41,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 07:03:41,684 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:41,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:41,723 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-23 07:03:42,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:42,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1970 states to 1680 states and 1970 transitions. [2018-11-23 07:03:42,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 1970 transitions. [2018-11-23 07:03:42,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 07:03:42,029 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:42,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:42,087 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-23 07:03:43,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:43,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1983 states to 1694 states and 1983 transitions. [2018-11-23 07:03:43,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1694 states and 1983 transitions. [2018-11-23 07:03:43,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 07:03:43,191 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:43,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:43,227 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-23 07:03:43,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:43,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1996 states to 1708 states and 1996 transitions. [2018-11-23 07:03:43,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states and 1996 transitions. [2018-11-23 07:03:43,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 07:03:43,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:43,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:43,488 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-23 07:03:43,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:43,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2011 states to 1724 states and 2011 transitions. [2018-11-23 07:03:43,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 2011 transitions. [2018-11-23 07:03:43,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-23 07:03:43,671 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:43,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:44,348 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 07:03:45,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:45,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2038 states to 1749 states and 2038 transitions. [2018-11-23 07:03:45,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 2038 transitions. [2018-11-23 07:03:45,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-23 07:03:45,574 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:45,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:45,663 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 07:03:46,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:46,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2111 states to 1823 states and 2111 transitions. [2018-11-23 07:03:46,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1823 states and 2111 transitions. [2018-11-23 07:03:46,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 07:03:46,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:46,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:46,539 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-23 07:03:46,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:46,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2126 states to 1839 states and 2126 transitions. [2018-11-23 07:03:46,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1839 states and 2126 transitions. [2018-11-23 07:03:46,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 07:03:46,720 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:46,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:46,758 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-23 07:03:48,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:48,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 1914 states and 2202 transitions. [2018-11-23 07:03:48,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 2202 transitions. [2018-11-23 07:03:48,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-23 07:03:48,715 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:48,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:48,747 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 116 proven. 1 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 07:03:49,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:49,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2259 states to 1968 states and 2259 transitions. [2018-11-23 07:03:49,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1968 states and 2259 transitions. [2018-11-23 07:03:49,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-23 07:03:49,231 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:49,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:49,263 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 116 proven. 1 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 07:03:49,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:49,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2264 states to 1973 states and 2264 transitions. [2018-11-23 07:03:49,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1973 states and 2264 transitions. [2018-11-23 07:03:49,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-23 07:03:49,528 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:49,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:49,561 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 116 proven. 1 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 07:03:49,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:49,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2273 states to 1982 states and 2273 transitions. [2018-11-23 07:03:49,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1982 states and 2273 transitions. [2018-11-23 07:03:49,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-23 07:03:49,960 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:49,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:49,992 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 116 proven. 1 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 07:03:50,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:50,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 1987 states and 2277 transitions. [2018-11-23 07:03:50,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1987 states and 2277 transitions. [2018-11-23 07:03:50,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-23 07:03:50,290 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:50,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:50,374 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 07:03:51,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:51,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2300 states to 2011 states and 2300 transitions. [2018-11-23 07:03:51,574 INFO L276 IsEmpty]: Start isEmpty. Operand 2011 states and 2300 transitions. [2018-11-23 07:03:51,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-23 07:03:51,575 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:51,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:51,713 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 07:03:52,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:52,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 2035 states and 2323 transitions. [2018-11-23 07:03:52,666 INFO L276 IsEmpty]: Start isEmpty. Operand 2035 states and 2323 transitions. [2018-11-23 07:03:52,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-23 07:03:52,667 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:52,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:52,760 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 07:03:54,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:54,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2346 states to 2059 states and 2346 transitions. [2018-11-23 07:03:54,221 INFO L276 IsEmpty]: Start isEmpty. Operand 2059 states and 2346 transitions. [2018-11-23 07:03:54,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-23 07:03:54,222 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:54,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:54,991 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 07:03:58,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:58,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2441 states to 2151 states and 2441 transitions. [2018-11-23 07:03:58,022 INFO L276 IsEmpty]: Start isEmpty. Operand 2151 states and 2441 transitions. [2018-11-23 07:03:58,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-23 07:03:58,023 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:58,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:58,067 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 130 proven. 3 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-23 07:03:58,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:03:58,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2492 states to 2198 states and 2492 transitions. [2018-11-23 07:03:58,642 INFO L276 IsEmpty]: Start isEmpty. Operand 2198 states and 2492 transitions. [2018-11-23 07:03:58,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-23 07:03:58,643 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:03:58,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:03:59,466 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:04:04,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:04,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2561 states to 2263 states and 2561 transitions. [2018-11-23 07:04:04,833 INFO L276 IsEmpty]: Start isEmpty. Operand 2263 states and 2561 transitions. [2018-11-23 07:04:04,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-23 07:04:04,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:04,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:04,929 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:04:05,929 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2018-11-23 07:04:08,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:08,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2598 states to 2297 states and 2598 transitions. [2018-11-23 07:04:08,967 INFO L276 IsEmpty]: Start isEmpty. Operand 2297 states and 2598 transitions. [2018-11-23 07:04:08,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-23 07:04:08,968 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:08,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:09,065 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:04:10,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:10,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2609 states to 2308 states and 2609 transitions. [2018-11-23 07:04:10,160 INFO L276 IsEmpty]: Start isEmpty. Operand 2308 states and 2609 transitions. [2018-11-23 07:04:10,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-23 07:04:10,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:10,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:10,258 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:04:11,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:11,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2623 states to 2323 states and 2623 transitions. [2018-11-23 07:04:11,175 INFO L276 IsEmpty]: Start isEmpty. Operand 2323 states and 2623 transitions. [2018-11-23 07:04:11,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-23 07:04:11,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:11,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:11,272 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:04:15,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:15,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2676 states to 2379 states and 2676 transitions. [2018-11-23 07:04:15,130 INFO L276 IsEmpty]: Start isEmpty. Operand 2379 states and 2676 transitions. [2018-11-23 07:04:15,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-23 07:04:15,131 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:15,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:15,231 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 07:04:16,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:16,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2690 states to 2394 states and 2690 transitions. [2018-11-23 07:04:16,026 INFO L276 IsEmpty]: Start isEmpty. Operand 2394 states and 2690 transitions. [2018-11-23 07:04:16,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-23 07:04:16,028 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:16,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:16,327 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 07:04:18,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:18,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2763 states to 2452 states and 2763 transitions. [2018-11-23 07:04:18,242 INFO L276 IsEmpty]: Start isEmpty. Operand 2452 states and 2763 transitions. [2018-11-23 07:04:18,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-23 07:04:18,243 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:18,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:18,423 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 07:04:20,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:20,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2793 states to 2481 states and 2793 transitions. [2018-11-23 07:04:20,069 INFO L276 IsEmpty]: Start isEmpty. Operand 2481 states and 2793 transitions. [2018-11-23 07:04:20,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-23 07:04:20,070 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:20,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:20,264 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 07:04:20,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:20,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2810 states to 2497 states and 2810 transitions. [2018-11-23 07:04:20,621 INFO L276 IsEmpty]: Start isEmpty. Operand 2497 states and 2810 transitions. [2018-11-23 07:04:20,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-23 07:04:20,622 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:20,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:20,791 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 07:04:21,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:21,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2825 states to 2511 states and 2825 transitions. [2018-11-23 07:04:21,248 INFO L276 IsEmpty]: Start isEmpty. Operand 2511 states and 2825 transitions. [2018-11-23 07:04:21,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-23 07:04:21,249 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:21,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:21,300 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 07:04:21,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:21,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2834 states to 2515 states and 2834 transitions. [2018-11-23 07:04:21,656 INFO L276 IsEmpty]: Start isEmpty. Operand 2515 states and 2834 transitions. [2018-11-23 07:04:21,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-23 07:04:21,657 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:21,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:21,690 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-23 07:04:21,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:21,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2861 states to 2542 states and 2861 transitions. [2018-11-23 07:04:21,889 INFO L276 IsEmpty]: Start isEmpty. Operand 2542 states and 2861 transitions. [2018-11-23 07:04:21,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-23 07:04:21,891 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:21,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:21,984 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 07:04:24,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:24,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2946 states to 2612 states and 2946 transitions. [2018-11-23 07:04:24,628 INFO L276 IsEmpty]: Start isEmpty. Operand 2612 states and 2946 transitions. [2018-11-23 07:04:24,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-23 07:04:24,630 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:24,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:24,692 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 07:04:26,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:26,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2972 states to 2640 states and 2972 transitions. [2018-11-23 07:04:26,067 INFO L276 IsEmpty]: Start isEmpty. Operand 2640 states and 2972 transitions. [2018-11-23 07:04:26,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-23 07:04:26,068 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:26,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:26,132 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 07:04:26,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:26,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2980 states to 2649 states and 2980 transitions. [2018-11-23 07:04:26,474 INFO L276 IsEmpty]: Start isEmpty. Operand 2649 states and 2980 transitions. [2018-11-23 07:04:26,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-23 07:04:26,475 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:26,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:26,630 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 07:04:27,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:27,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2995 states to 2665 states and 2995 transitions. [2018-11-23 07:04:27,016 INFO L276 IsEmpty]: Start isEmpty. Operand 2665 states and 2995 transitions. [2018-11-23 07:04:27,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-23 07:04:27,017 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:27,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:27,079 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 07:04:27,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:27,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3008 states to 2679 states and 3008 transitions. [2018-11-23 07:04:27,495 INFO L276 IsEmpty]: Start isEmpty. Operand 2679 states and 3008 transitions. [2018-11-23 07:04:27,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-23 07:04:27,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:27,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:27,525 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 07:04:29,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:29,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3062 states to 2726 states and 3062 transitions. [2018-11-23 07:04:29,229 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3062 transitions. [2018-11-23 07:04:29,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-23 07:04:29,230 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:29,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:29,258 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 07:04:29,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:29,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3081 states to 2742 states and 3081 transitions. [2018-11-23 07:04:29,938 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 3081 transitions. [2018-11-23 07:04:29,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-23 07:04:29,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:29,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:29,967 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 07:04:30,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:30,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3096 states to 2756 states and 3096 transitions. [2018-11-23 07:04:30,350 INFO L276 IsEmpty]: Start isEmpty. Operand 2756 states and 3096 transitions. [2018-11-23 07:04:30,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-23 07:04:30,351 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:30,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:31,430 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 235 proven. 28 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 07:04:34,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:34,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3124 states to 2776 states and 3124 transitions. [2018-11-23 07:04:34,028 INFO L276 IsEmpty]: Start isEmpty. Operand 2776 states and 3124 transitions. [2018-11-23 07:04:34,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-23 07:04:34,029 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:34,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:34,091 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 235 proven. 28 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 07:04:34,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:34,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3126 states to 2779 states and 3126 transitions. [2018-11-23 07:04:34,493 INFO L276 IsEmpty]: Start isEmpty. Operand 2779 states and 3126 transitions. [2018-11-23 07:04:34,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-23 07:04:34,494 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:34,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:34,594 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 195 proven. 4 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 07:04:35,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:35,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3144 states to 2791 states and 3144 transitions. [2018-11-23 07:04:35,011 INFO L276 IsEmpty]: Start isEmpty. Operand 2791 states and 3144 transitions. [2018-11-23 07:04:35,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-23 07:04:35,012 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:35,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:35,066 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 195 proven. 4 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 07:04:36,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:36,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3168 states to 2811 states and 3168 transitions. [2018-11-23 07:04:36,166 INFO L276 IsEmpty]: Start isEmpty. Operand 2811 states and 3168 transitions. [2018-11-23 07:04:36,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-23 07:04:36,167 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:36,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:36,267 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 195 proven. 4 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 07:04:36,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:36,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3183 states to 2827 states and 3183 transitions. [2018-11-23 07:04:36,678 INFO L276 IsEmpty]: Start isEmpty. Operand 2827 states and 3183 transitions. [2018-11-23 07:04:36,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-23 07:04:36,679 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:36,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:36,734 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 195 proven. 4 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 07:04:37,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:37,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3208 states to 2850 states and 3208 transitions. [2018-11-23 07:04:37,506 INFO L276 IsEmpty]: Start isEmpty. Operand 2850 states and 3208 transitions. [2018-11-23 07:04:37,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-23 07:04:37,507 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:37,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:37,649 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 195 proven. 4 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 07:04:38,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:38,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3210 states to 2852 states and 3210 transitions. [2018-11-23 07:04:38,028 INFO L276 IsEmpty]: Start isEmpty. Operand 2852 states and 3210 transitions. [2018-11-23 07:04:38,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-23 07:04:38,030 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:38,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:38,105 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 195 proven. 4 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 07:04:38,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:38,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3223 states to 2866 states and 3223 transitions. [2018-11-23 07:04:38,513 INFO L276 IsEmpty]: Start isEmpty. Operand 2866 states and 3223 transitions. [2018-11-23 07:04:38,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-23 07:04:38,514 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:38,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:38,573 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 195 proven. 4 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 07:04:39,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:39,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3236 states to 2880 states and 3236 transitions. [2018-11-23 07:04:39,009 INFO L276 IsEmpty]: Start isEmpty. Operand 2880 states and 3236 transitions. [2018-11-23 07:04:39,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-11-23 07:04:39,010 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:39,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:39,227 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-23 07:04:40,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:40,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3243 states to 2884 states and 3243 transitions. [2018-11-23 07:04:40,119 INFO L276 IsEmpty]: Start isEmpty. Operand 2884 states and 3243 transitions. [2018-11-23 07:04:40,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-11-23 07:04:40,120 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:40,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:40,153 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 07:04:40,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:40,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3245 states to 2885 states and 3245 transitions. [2018-11-23 07:04:40,381 INFO L276 IsEmpty]: Start isEmpty. Operand 2885 states and 3245 transitions. [2018-11-23 07:04:40,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-11-23 07:04:40,383 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:40,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:40,420 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 07:04:40,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:40,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3259 states to 2899 states and 3259 transitions. [2018-11-23 07:04:40,823 INFO L276 IsEmpty]: Start isEmpty. Operand 2899 states and 3259 transitions. [2018-11-23 07:04:40,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-23 07:04:40,824 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:40,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:40,901 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 249 proven. 42 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 07:04:41,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:41,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3269 states to 2906 states and 3269 transitions. [2018-11-23 07:04:41,396 INFO L276 IsEmpty]: Start isEmpty. Operand 2906 states and 3269 transitions. [2018-11-23 07:04:41,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-23 07:04:41,398 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:41,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:41,621 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 218 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-23 07:04:42,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:42,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 2909 states and 3272 transitions. [2018-11-23 07:04:42,144 INFO L276 IsEmpty]: Start isEmpty. Operand 2909 states and 3272 transitions. [2018-11-23 07:04:42,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-23 07:04:42,145 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:42,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:42,194 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 150 proven. 1 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-11-23 07:04:42,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:42,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3277 states to 2911 states and 3277 transitions. [2018-11-23 07:04:42,842 INFO L276 IsEmpty]: Start isEmpty. Operand 2911 states and 3277 transitions. [2018-11-23 07:04:42,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-23 07:04:42,843 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:42,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:42,887 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 150 proven. 1 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-11-23 07:04:43,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:43,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3299 states to 2933 states and 3299 transitions. [2018-11-23 07:04:43,343 INFO L276 IsEmpty]: Start isEmpty. Operand 2933 states and 3299 transitions. [2018-11-23 07:04:43,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-23 07:04:43,344 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:43,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:43,389 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 150 proven. 1 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-11-23 07:04:43,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:43,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3304 states to 2937 states and 3304 transitions. [2018-11-23 07:04:43,644 INFO L276 IsEmpty]: Start isEmpty. Operand 2937 states and 3304 transitions. [2018-11-23 07:04:43,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-23 07:04:43,646 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:43,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:43,680 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-23 07:04:43,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:43,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3306 states to 2939 states and 3306 transitions. [2018-11-23 07:04:43,983 INFO L276 IsEmpty]: Start isEmpty. Operand 2939 states and 3306 transitions. [2018-11-23 07:04:43,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-11-23 07:04:43,985 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:43,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:44,034 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-23 07:04:44,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:44,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 2943 states and 3310 transitions. [2018-11-23 07:04:44,593 INFO L276 IsEmpty]: Start isEmpty. Operand 2943 states and 3310 transitions. [2018-11-23 07:04:44,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-23 07:04:44,595 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:44,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:44,680 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-23 07:04:45,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:45,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3327 states to 2954 states and 3327 transitions. [2018-11-23 07:04:45,354 INFO L276 IsEmpty]: Start isEmpty. Operand 2954 states and 3327 transitions. [2018-11-23 07:04:45,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-23 07:04:45,355 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:45,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:45,402 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 177 proven. 15 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-23 07:04:46,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:46,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3335 states to 2962 states and 3335 transitions. [2018-11-23 07:04:46,019 INFO L276 IsEmpty]: Start isEmpty. Operand 2962 states and 3335 transitions. [2018-11-23 07:04:46,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-23 07:04:46,020 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:46,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:46,079 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 209 proven. 4 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-23 07:04:46,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:46,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3360 states to 2986 states and 3360 transitions. [2018-11-23 07:04:46,440 INFO L276 IsEmpty]: Start isEmpty. Operand 2986 states and 3360 transitions. [2018-11-23 07:04:46,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-23 07:04:46,442 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:46,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:46,841 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 07:04:49,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:49,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3380 states to 3002 states and 3380 transitions. [2018-11-23 07:04:49,138 INFO L276 IsEmpty]: Start isEmpty. Operand 3002 states and 3380 transitions. [2018-11-23 07:04:49,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-23 07:04:49,139 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:49,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:49,173 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 07:04:49,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:49,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3382 states to 3005 states and 3382 transitions. [2018-11-23 07:04:49,629 INFO L276 IsEmpty]: Start isEmpty. Operand 3005 states and 3382 transitions. [2018-11-23 07:04:49,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-23 07:04:49,630 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:49,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:49,686 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-11-23 07:04:49,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:49,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3382 states to 3006 states and 3382 transitions. [2018-11-23 07:04:49,932 INFO L276 IsEmpty]: Start isEmpty. Operand 3006 states and 3382 transitions. [2018-11-23 07:04:49,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-11-23 07:04:49,933 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:49,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:49,972 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 205 proven. 2 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-23 07:04:50,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:50,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3391 states to 3016 states and 3391 transitions. [2018-11-23 07:04:50,189 INFO L276 IsEmpty]: Start isEmpty. Operand 3016 states and 3391 transitions. [2018-11-23 07:04:50,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-23 07:04:50,190 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:50,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:50,248 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 168 proven. 4 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-11-23 07:04:50,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:50,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3398 states to 3021 states and 3398 transitions. [2018-11-23 07:04:50,701 INFO L276 IsEmpty]: Start isEmpty. Operand 3021 states and 3398 transitions. [2018-11-23 07:04:50,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-23 07:04:50,702 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:50,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:50,751 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 279 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-23 07:04:51,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:51,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3402 states to 3025 states and 3402 transitions. [2018-11-23 07:04:51,132 INFO L276 IsEmpty]: Start isEmpty. Operand 3025 states and 3402 transitions. [2018-11-23 07:04:51,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-23 07:04:51,134 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:51,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:51,179 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 279 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-23 07:04:51,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:51,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3406 states to 3028 states and 3406 transitions. [2018-11-23 07:04:51,585 INFO L276 IsEmpty]: Start isEmpty. Operand 3028 states and 3406 transitions. [2018-11-23 07:04:51,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-23 07:04:51,587 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:51,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:52,034 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 303 proven. 61 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 07:04:55,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:55,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 3064 states and 3454 transitions. [2018-11-23 07:04:55,204 INFO L276 IsEmpty]: Start isEmpty. Operand 3064 states and 3454 transitions. [2018-11-23 07:04:55,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-23 07:04:55,205 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:55,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:55,444 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 303 proven. 61 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 07:04:56,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:56,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3465 states to 3076 states and 3465 transitions. [2018-11-23 07:04:56,124 INFO L276 IsEmpty]: Start isEmpty. Operand 3076 states and 3465 transitions. [2018-11-23 07:04:56,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-11-23 07:04:56,126 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:56,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:56,185 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2018-11-23 07:04:56,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:56,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 3098 states and 3486 transitions. [2018-11-23 07:04:56,590 INFO L276 IsEmpty]: Start isEmpty. Operand 3098 states and 3486 transitions. [2018-11-23 07:04:56,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-23 07:04:56,592 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:56,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:56,696 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 297 proven. 4 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-23 07:04:58,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:58,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3518 states to 3126 states and 3518 transitions. [2018-11-23 07:04:58,049 INFO L276 IsEmpty]: Start isEmpty. Operand 3126 states and 3518 transitions. [2018-11-23 07:04:58,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-23 07:04:58,050 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:58,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:58,181 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 297 proven. 4 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-23 07:04:58,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:58,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3522 states to 3130 states and 3522 transitions. [2018-11-23 07:04:58,576 INFO L276 IsEmpty]: Start isEmpty. Operand 3130 states and 3522 transitions. [2018-11-23 07:04:58,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-23 07:04:58,578 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:58,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:58,677 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 297 proven. 4 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-23 07:04:59,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:59,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3535 states to 3144 states and 3535 transitions. [2018-11-23 07:04:59,136 INFO L276 IsEmpty]: Start isEmpty. Operand 3144 states and 3535 transitions. [2018-11-23 07:04:59,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-23 07:04:59,137 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:59,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:59,248 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 297 proven. 4 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-23 07:04:59,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:04:59,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3550 states to 3160 states and 3550 transitions. [2018-11-23 07:04:59,706 INFO L276 IsEmpty]: Start isEmpty. Operand 3160 states and 3550 transitions. [2018-11-23 07:04:59,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-23 07:04:59,707 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:04:59,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:04:59,798 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-23 07:05:00,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:00,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3587 states to 3199 states and 3587 transitions. [2018-11-23 07:05:00,432 INFO L276 IsEmpty]: Start isEmpty. Operand 3199 states and 3587 transitions. [2018-11-23 07:05:00,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-11-23 07:05:00,433 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:00,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:03,444 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 359 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:05:05,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:05,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3589 states to 3200 states and 3589 transitions. [2018-11-23 07:05:05,173 INFO L276 IsEmpty]: Start isEmpty. Operand 3200 states and 3589 transitions. [2018-11-23 07:05:05,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2018-11-23 07:05:05,175 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:05,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:05,505 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 07:05:10,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:10,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3645 states to 3243 states and 3645 transitions. [2018-11-23 07:05:10,830 INFO L276 IsEmpty]: Start isEmpty. Operand 3243 states and 3645 transitions. [2018-11-23 07:05:10,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-11-23 07:05:10,832 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:10,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:10,879 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 373 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-23 07:05:11,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:11,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3663 states to 3258 states and 3663 transitions. [2018-11-23 07:05:11,719 INFO L276 IsEmpty]: Start isEmpty. Operand 3258 states and 3663 transitions. [2018-11-23 07:05:11,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-11-23 07:05:11,721 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:11,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:11,801 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 209 proven. 6 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-11-23 07:05:12,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:12,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3683 states to 3279 states and 3683 transitions. [2018-11-23 07:05:12,525 INFO L276 IsEmpty]: Start isEmpty. Operand 3279 states and 3683 transitions. [2018-11-23 07:05:12,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-23 07:05:12,526 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:12,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:12,579 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2018-11-23 07:05:13,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:13,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3697 states to 3294 states and 3697 transitions. [2018-11-23 07:05:13,232 INFO L276 IsEmpty]: Start isEmpty. Operand 3294 states and 3697 transitions. [2018-11-23 07:05:13,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-11-23 07:05:13,234 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:13,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:13,308 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2018-11-23 07:05:13,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:13,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3310 states and 3713 transitions. [2018-11-23 07:05:13,870 INFO L276 IsEmpty]: Start isEmpty. Operand 3310 states and 3713 transitions. [2018-11-23 07:05:13,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2018-11-23 07:05:13,872 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:13,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:13,936 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 349 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-23 07:05:17,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:17,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3777 states to 3363 states and 3777 transitions. [2018-11-23 07:05:17,055 INFO L276 IsEmpty]: Start isEmpty. Operand 3363 states and 3777 transitions. [2018-11-23 07:05:17,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2018-11-23 07:05:17,057 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:17,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:17,120 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 349 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-23 07:05:18,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:18,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3804 states to 3390 states and 3804 transitions. [2018-11-23 07:05:18,433 INFO L276 IsEmpty]: Start isEmpty. Operand 3390 states and 3804 transitions. [2018-11-23 07:05:18,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2018-11-23 07:05:18,435 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:18,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:18,498 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 349 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-23 07:05:18,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:18,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3808 states to 3395 states and 3808 transitions. [2018-11-23 07:05:18,971 INFO L276 IsEmpty]: Start isEmpty. Operand 3395 states and 3808 transitions. [2018-11-23 07:05:18,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2018-11-23 07:05:18,973 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:18,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:19,037 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 349 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-23 07:05:20,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:20,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3837 states to 3422 states and 3837 transitions. [2018-11-23 07:05:20,728 INFO L276 IsEmpty]: Start isEmpty. Operand 3422 states and 3837 transitions. [2018-11-23 07:05:20,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2018-11-23 07:05:20,730 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:20,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:20,793 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 349 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-23 07:05:21,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:21,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3841 states to 3427 states and 3841 transitions. [2018-11-23 07:05:21,303 INFO L276 IsEmpty]: Start isEmpty. Operand 3427 states and 3841 transitions. [2018-11-23 07:05:21,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2018-11-23 07:05:21,305 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:21,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:21,509 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 349 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-23 07:05:21,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:21,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3845 states to 3431 states and 3845 transitions. [2018-11-23 07:05:21,559 INFO L276 IsEmpty]: Start isEmpty. Operand 3431 states and 3845 transitions. [2018-11-23 07:05:21,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-11-23 07:05:21,561 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:21,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:21,612 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-23 07:05:23,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:23,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3890 states to 3469 states and 3890 transitions. [2018-11-23 07:05:23,150 INFO L276 IsEmpty]: Start isEmpty. Operand 3469 states and 3890 transitions. [2018-11-23 07:05:23,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-11-23 07:05:23,152 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:23,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:23,201 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-23 07:05:23,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:23,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3892 states to 3472 states and 3892 transitions. [2018-11-23 07:05:23,657 INFO L276 IsEmpty]: Start isEmpty. Operand 3472 states and 3892 transitions. [2018-11-23 07:05:23,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-23 07:05:23,659 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:23,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:23,741 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 403 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-23 07:05:24,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:24,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3899 states to 3476 states and 3899 transitions. [2018-11-23 07:05:24,240 INFO L276 IsEmpty]: Start isEmpty. Operand 3476 states and 3899 transitions. [2018-11-23 07:05:24,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-23 07:05:24,242 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:24,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:24,325 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 403 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-23 07:05:27,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:27,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3970 states to 3542 states and 3970 transitions. [2018-11-23 07:05:27,317 INFO L276 IsEmpty]: Start isEmpty. Operand 3542 states and 3970 transitions. [2018-11-23 07:05:27,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-23 07:05:27,319 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:27,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:27,401 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 403 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-23 07:05:28,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:28,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3988 states to 3561 states and 3988 transitions. [2018-11-23 07:05:28,967 INFO L276 IsEmpty]: Start isEmpty. Operand 3561 states and 3988 transitions. [2018-11-23 07:05:28,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-23 07:05:28,968 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:28,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:29,052 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 403 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-23 07:05:29,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:29,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4001 states to 3575 states and 4001 transitions. [2018-11-23 07:05:29,590 INFO L276 IsEmpty]: Start isEmpty. Operand 3575 states and 4001 transitions. [2018-11-23 07:05:29,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 07:05:29,591 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:29,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:29,833 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 358 proven. 4 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2018-11-23 07:05:30,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:30,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4018 states to 3588 states and 4018 transitions. [2018-11-23 07:05:30,853 INFO L276 IsEmpty]: Start isEmpty. Operand 3588 states and 4018 transitions. [2018-11-23 07:05:30,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 07:05:30,855 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:30,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:31,060 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 358 proven. 4 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2018-11-23 07:05:31,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:31,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4022 states to 3592 states and 4022 transitions. [2018-11-23 07:05:31,580 INFO L276 IsEmpty]: Start isEmpty. Operand 3592 states and 4022 transitions. [2018-11-23 07:05:31,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 07:05:31,582 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:31,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:31,643 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-11-23 07:05:32,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:32,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4087 states to 3658 states and 4087 transitions. [2018-11-23 07:05:32,983 INFO L276 IsEmpty]: Start isEmpty. Operand 3658 states and 4087 transitions. [2018-11-23 07:05:32,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 07:05:32,985 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:32,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:33,045 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-11-23 07:05:33,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:33,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4095 states to 3667 states and 4095 transitions. [2018-11-23 07:05:33,346 INFO L276 IsEmpty]: Start isEmpty. Operand 3667 states and 4095 transitions. [2018-11-23 07:05:33,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 07:05:33,348 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:33,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:33,408 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-11-23 07:05:33,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:33,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4147 states to 3720 states and 4147 transitions. [2018-11-23 07:05:33,566 INFO L276 IsEmpty]: Start isEmpty. Operand 3720 states and 4147 transitions. [2018-11-23 07:05:33,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 07:05:33,568 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:33,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:33,629 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 313 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-11-23 07:05:34,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:34,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4160 states to 3734 states and 4160 transitions. [2018-11-23 07:05:34,134 INFO L276 IsEmpty]: Start isEmpty. Operand 3734 states and 4160 transitions. [2018-11-23 07:05:34,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 07:05:34,136 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:34,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:34,205 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 406 proven. 4 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-23 07:05:34,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:34,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4233 states to 3807 states and 4233 transitions. [2018-11-23 07:05:34,896 INFO L276 IsEmpty]: Start isEmpty. Operand 3807 states and 4233 transitions. [2018-11-23 07:05:34,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 07:05:34,898 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:34,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:34,967 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 406 proven. 4 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-23 07:05:35,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:35,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4252 states to 3826 states and 4252 transitions. [2018-11-23 07:05:35,718 INFO L276 IsEmpty]: Start isEmpty. Operand 3826 states and 4252 transitions. [2018-11-23 07:05:35,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 07:05:35,720 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:35,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:35,792 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 406 proven. 4 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-23 07:05:36,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:36,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4252 states to 3827 states and 4252 transitions. [2018-11-23 07:05:36,215 INFO L276 IsEmpty]: Start isEmpty. Operand 3827 states and 4252 transitions. [2018-11-23 07:05:36,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 07:05:36,217 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:36,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:36,287 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 406 proven. 4 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-23 07:05:37,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:37,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4268 states to 3843 states and 4268 transitions. [2018-11-23 07:05:37,284 INFO L276 IsEmpty]: Start isEmpty. Operand 3843 states and 4268 transitions. [2018-11-23 07:05:37,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 07:05:37,286 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:37,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:37,360 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 406 proven. 4 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-23 07:05:37,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:37,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 3857 states and 4281 transitions. [2018-11-23 07:05:37,907 INFO L276 IsEmpty]: Start isEmpty. Operand 3857 states and 4281 transitions. [2018-11-23 07:05:37,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-11-23 07:05:37,909 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:37,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:38,038 INFO L134 CoverageAnalysis]: Checked inductivity of 499 backedges. 363 proven. 6 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-11-23 07:05:39,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:39,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4310 states to 3869 states and 4310 transitions. [2018-11-23 07:05:39,949 INFO L276 IsEmpty]: Start isEmpty. Operand 3869 states and 4310 transitions. [2018-11-23 07:05:39,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-11-23 07:05:39,951 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:39,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:40,081 INFO L134 CoverageAnalysis]: Checked inductivity of 499 backedges. 363 proven. 6 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-11-23 07:05:40,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:40,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4312 states to 3871 states and 4312 transitions. [2018-11-23 07:05:40,433 INFO L276 IsEmpty]: Start isEmpty. Operand 3871 states and 4312 transitions. [2018-11-23 07:05:40,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-11-23 07:05:40,435 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:40,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:40,565 INFO L134 CoverageAnalysis]: Checked inductivity of 499 backedges. 363 proven. 6 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-11-23 07:05:41,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:41,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4317 states to 3875 states and 4317 transitions. [2018-11-23 07:05:41,126 INFO L276 IsEmpty]: Start isEmpty. Operand 3875 states and 4317 transitions. [2018-11-23 07:05:41,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-11-23 07:05:41,128 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:41,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:41,258 INFO L134 CoverageAnalysis]: Checked inductivity of 499 backedges. 363 proven. 6 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-11-23 07:05:41,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:41,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4322 states to 3879 states and 4322 transitions. [2018-11-23 07:05:41,929 INFO L276 IsEmpty]: Start isEmpty. Operand 3879 states and 4322 transitions. [2018-11-23 07:05:41,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-11-23 07:05:41,931 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:41,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:42,061 INFO L134 CoverageAnalysis]: Checked inductivity of 499 backedges. 363 proven. 6 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-11-23 07:05:42,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:42,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4326 states to 3883 states and 4326 transitions. [2018-11-23 07:05:42,551 INFO L276 IsEmpty]: Start isEmpty. Operand 3883 states and 4326 transitions. [2018-11-23 07:05:42,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-11-23 07:05:42,553 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:42,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:42,683 INFO L134 CoverageAnalysis]: Checked inductivity of 499 backedges. 363 proven. 6 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-11-23 07:05:43,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:43,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4330 states to 3887 states and 4330 transitions. [2018-11-23 07:05:43,169 INFO L276 IsEmpty]: Start isEmpty. Operand 3887 states and 4330 transitions. [2018-11-23 07:05:43,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-11-23 07:05:43,171 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:43,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:43,230 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 386 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-11-23 07:05:44,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:44,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4412 states to 3967 states and 4412 transitions. [2018-11-23 07:05:44,485 INFO L276 IsEmpty]: Start isEmpty. Operand 3967 states and 4412 transitions. [2018-11-23 07:05:44,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-11-23 07:05:44,487 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:44,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:44,546 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 386 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-11-23 07:05:45,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:45,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4439 states to 3994 states and 4439 transitions. [2018-11-23 07:05:45,537 INFO L276 IsEmpty]: Start isEmpty. Operand 3994 states and 4439 transitions. [2018-11-23 07:05:45,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-11-23 07:05:45,540 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:45,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:45,599 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 386 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-11-23 07:05:46,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:46,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4452 states to 4008 states and 4452 transitions. [2018-11-23 07:05:46,153 INFO L276 IsEmpty]: Start isEmpty. Operand 4008 states and 4452 transitions. [2018-11-23 07:05:46,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-11-23 07:05:46,156 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:46,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:46,235 INFO L134 CoverageAnalysis]: Checked inductivity of 657 backedges. 561 proven. 16 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-23 07:05:49,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:49,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4498 states to 4045 states and 4498 transitions. [2018-11-23 07:05:49,629 INFO L276 IsEmpty]: Start isEmpty. Operand 4045 states and 4498 transitions. [2018-11-23 07:05:49,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-11-23 07:05:49,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:49,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:49,711 INFO L134 CoverageAnalysis]: Checked inductivity of 657 backedges. 561 proven. 16 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-23 07:05:54,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:54,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4535 states to 4075 states and 4535 transitions. [2018-11-23 07:05:54,016 INFO L276 IsEmpty]: Start isEmpty. Operand 4075 states and 4535 transitions. [2018-11-23 07:05:54,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-11-23 07:05:54,018 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:54,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:54,097 INFO L134 CoverageAnalysis]: Checked inductivity of 657 backedges. 561 proven. 16 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-23 07:05:54,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:54,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4545 states to 4084 states and 4545 transitions. [2018-11-23 07:05:54,447 INFO L276 IsEmpty]: Start isEmpty. Operand 4084 states and 4545 transitions. [2018-11-23 07:05:54,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-11-23 07:05:54,449 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:54,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:54,529 INFO L134 CoverageAnalysis]: Checked inductivity of 657 backedges. 561 proven. 16 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-23 07:05:55,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:55,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4552 states to 4092 states and 4552 transitions. [2018-11-23 07:05:55,599 INFO L276 IsEmpty]: Start isEmpty. Operand 4092 states and 4552 transitions. [2018-11-23 07:05:55,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-11-23 07:05:55,601 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:55,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:55,680 INFO L134 CoverageAnalysis]: Checked inductivity of 657 backedges. 561 proven. 16 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-23 07:05:57,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:57,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4556 states to 4098 states and 4556 transitions. [2018-11-23 07:05:57,222 INFO L276 IsEmpty]: Start isEmpty. Operand 4098 states and 4556 transitions. [2018-11-23 07:05:57,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-11-23 07:05:57,225 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:57,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:57,461 INFO L134 CoverageAnalysis]: Checked inductivity of 657 backedges. 561 proven. 16 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-23 07:05:58,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:58,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4556 states to 4099 states and 4556 transitions. [2018-11-23 07:05:58,019 INFO L276 IsEmpty]: Start isEmpty. Operand 4099 states and 4556 transitions. [2018-11-23 07:05:58,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-11-23 07:05:58,021 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:58,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:58,100 INFO L134 CoverageAnalysis]: Checked inductivity of 657 backedges. 561 proven. 16 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-23 07:05:58,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:05:58,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4558 states to 4102 states and 4558 transitions. [2018-11-23 07:05:58,671 INFO L276 IsEmpty]: Start isEmpty. Operand 4102 states and 4558 transitions. [2018-11-23 07:05:58,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2018-11-23 07:05:58,673 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:05:58,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:05:58,725 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 473 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-23 07:06:00,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:00,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4575 states to 4117 states and 4575 transitions. [2018-11-23 07:06:00,348 INFO L276 IsEmpty]: Start isEmpty. Operand 4117 states and 4575 transitions. [2018-11-23 07:06:00,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2018-11-23 07:06:00,350 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:00,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:00,402 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 473 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-23 07:06:01,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:01,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4591 states to 4132 states and 4591 transitions. [2018-11-23 07:06:01,445 INFO L276 IsEmpty]: Start isEmpty. Operand 4132 states and 4591 transitions. [2018-11-23 07:06:01,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2018-11-23 07:06:01,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:01,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:01,500 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 473 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-23 07:06:02,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:02,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4599 states to 4141 states and 4599 transitions. [2018-11-23 07:06:02,022 INFO L276 IsEmpty]: Start isEmpty. Operand 4141 states and 4599 transitions. [2018-11-23 07:06:02,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2018-11-23 07:06:02,024 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:02,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:02,081 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 473 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-23 07:06:02,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:02,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4607 states to 4150 states and 4607 transitions. [2018-11-23 07:06:02,353 INFO L276 IsEmpty]: Start isEmpty. Operand 4150 states and 4607 transitions. [2018-11-23 07:06:02,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2018-11-23 07:06:02,356 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:02,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:02,407 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 473 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-23 07:06:02,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:02,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4615 states to 4159 states and 4615 transitions. [2018-11-23 07:06:02,938 INFO L276 IsEmpty]: Start isEmpty. Operand 4159 states and 4615 transitions. [2018-11-23 07:06:02,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2018-11-23 07:06:02,940 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:02,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:02,992 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 473 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-23 07:06:03,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:03,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4619 states to 4164 states and 4619 transitions. [2018-11-23 07:06:03,592 INFO L276 IsEmpty]: Start isEmpty. Operand 4164 states and 4619 transitions. [2018-11-23 07:06:03,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-11-23 07:06:03,594 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:03,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:04,342 INFO L134 CoverageAnalysis]: Checked inductivity of 615 backedges. 250 proven. 166 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2018-11-23 07:06:09,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:09,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4697 states to 4227 states and 4697 transitions. [2018-11-23 07:06:09,033 INFO L276 IsEmpty]: Start isEmpty. Operand 4227 states and 4697 transitions. [2018-11-23 07:06:09,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-11-23 07:06:09,036 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:09,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:09,388 INFO L134 CoverageAnalysis]: Checked inductivity of 615 backedges. 250 proven. 166 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2018-11-23 07:06:12,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:12,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4734 states to 4260 states and 4734 transitions. [2018-11-23 07:06:12,239 INFO L276 IsEmpty]: Start isEmpty. Operand 4260 states and 4734 transitions. [2018-11-23 07:06:12,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-11-23 07:06:12,241 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:12,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:12,596 INFO L134 CoverageAnalysis]: Checked inductivity of 615 backedges. 250 proven. 166 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2018-11-23 07:06:14,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:14,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4756 states to 4283 states and 4756 transitions. [2018-11-23 07:06:14,491 INFO L276 IsEmpty]: Start isEmpty. Operand 4283 states and 4756 transitions. [2018-11-23 07:06:14,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-11-23 07:06:14,493 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:14,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:14,844 INFO L134 CoverageAnalysis]: Checked inductivity of 615 backedges. 250 proven. 166 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2018-11-23 07:06:16,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:16,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4779 states to 4306 states and 4779 transitions. [2018-11-23 07:06:16,510 INFO L276 IsEmpty]: Start isEmpty. Operand 4306 states and 4779 transitions. [2018-11-23 07:06:16,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-11-23 07:06:16,513 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:16,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:16,875 INFO L134 CoverageAnalysis]: Checked inductivity of 615 backedges. 250 proven. 166 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2018-11-23 07:06:17,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:17,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4783 states to 4311 states and 4783 transitions. [2018-11-23 07:06:17,542 INFO L276 IsEmpty]: Start isEmpty. Operand 4311 states and 4783 transitions. [2018-11-23 07:06:17,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-11-23 07:06:17,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:17,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:17,884 INFO L134 CoverageAnalysis]: Checked inductivity of 604 backedges. 487 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-23 07:06:20,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:20,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4824 states to 4345 states and 4824 transitions. [2018-11-23 07:06:20,347 INFO L276 IsEmpty]: Start isEmpty. Operand 4345 states and 4824 transitions. [2018-11-23 07:06:20,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2018-11-23 07:06:20,350 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:20,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:20,434 INFO L134 CoverageAnalysis]: Checked inductivity of 614 backedges. 496 proven. 8 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-23 07:06:21,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:21,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4859 states to 4377 states and 4859 transitions. [2018-11-23 07:06:21,212 INFO L276 IsEmpty]: Start isEmpty. Operand 4377 states and 4859 transitions. [2018-11-23 07:06:21,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2018-11-23 07:06:21,215 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:21,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:21,297 INFO L134 CoverageAnalysis]: Checked inductivity of 614 backedges. 496 proven. 8 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-23 07:06:21,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:21,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4859 states to 4378 states and 4859 transitions. [2018-11-23 07:06:21,585 INFO L276 IsEmpty]: Start isEmpty. Operand 4378 states and 4859 transitions. [2018-11-23 07:06:21,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-11-23 07:06:21,588 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:21,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:21,925 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 533 proven. 6 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 07:06:23,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:23,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4906 states to 4418 states and 4906 transitions. [2018-11-23 07:06:23,473 INFO L276 IsEmpty]: Start isEmpty. Operand 4418 states and 4906 transitions. [2018-11-23 07:06:23,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2018-11-23 07:06:23,476 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:23,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:23,842 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 533 proven. 4 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2018-11-23 07:06:26,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:27,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4939 states to 4445 states and 4939 transitions. [2018-11-23 07:06:27,000 INFO L276 IsEmpty]: Start isEmpty. Operand 4445 states and 4939 transitions. [2018-11-23 07:06:27,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2018-11-23 07:06:27,002 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:27,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:27,380 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 533 proven. 4 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2018-11-23 07:06:29,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:29,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4980 states to 4483 states and 4980 transitions. [2018-11-23 07:06:29,573 INFO L276 IsEmpty]: Start isEmpty. Operand 4483 states and 4980 transitions. [2018-11-23 07:06:29,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2018-11-23 07:06:29,575 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:29,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:29,941 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 533 proven. 4 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2018-11-23 07:06:30,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:30,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4984 states to 4488 states and 4984 transitions. [2018-11-23 07:06:30,678 INFO L276 IsEmpty]: Start isEmpty. Operand 4488 states and 4984 transitions. [2018-11-23 07:06:30,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2018-11-23 07:06:30,680 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:30,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:31,044 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 533 proven. 4 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2018-11-23 07:06:31,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:31,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4989 states to 4492 states and 4989 transitions. [2018-11-23 07:06:31,238 INFO L276 IsEmpty]: Start isEmpty. Operand 4492 states and 4989 transitions. [2018-11-23 07:06:31,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2018-11-23 07:06:31,241 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:31,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:31,317 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 392 proven. 1 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2018-11-23 07:06:32,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:32,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5005 states to 4509 states and 5005 transitions. [2018-11-23 07:06:32,267 INFO L276 IsEmpty]: Start isEmpty. Operand 4509 states and 5005 transitions. [2018-11-23 07:06:32,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2018-11-23 07:06:32,269 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:32,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:32,344 INFO L134 CoverageAnalysis]: Checked inductivity of 743 backedges. 556 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-11-23 07:06:36,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:36,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5050 states to 4544 states and 5050 transitions. [2018-11-23 07:06:36,758 INFO L276 IsEmpty]: Start isEmpty. Operand 4544 states and 5050 transitions. [2018-11-23 07:06:36,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2018-11-23 07:06:36,760 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:36,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:36,834 INFO L134 CoverageAnalysis]: Checked inductivity of 743 backedges. 556 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-11-23 07:06:39,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:39,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5061 states to 4554 states and 5061 transitions. [2018-11-23 07:06:39,784 INFO L276 IsEmpty]: Start isEmpty. Operand 4554 states and 5061 transitions. [2018-11-23 07:06:39,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2018-11-23 07:06:39,786 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:39,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:39,859 INFO L134 CoverageAnalysis]: Checked inductivity of 743 backedges. 556 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-11-23 07:06:40,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:40,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5080 states to 4572 states and 5080 transitions. [2018-11-23 07:06:40,526 INFO L276 IsEmpty]: Start isEmpty. Operand 4572 states and 5080 transitions. [2018-11-23 07:06:40,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2018-11-23 07:06:40,529 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:40,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:40,601 INFO L134 CoverageAnalysis]: Checked inductivity of 743 backedges. 556 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-11-23 07:06:41,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:41,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5083 states to 4574 states and 5083 transitions. [2018-11-23 07:06:41,692 INFO L276 IsEmpty]: Start isEmpty. Operand 4574 states and 5083 transitions. [2018-11-23 07:06:41,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2018-11-23 07:06:41,695 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:41,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:41,769 INFO L134 CoverageAnalysis]: Checked inductivity of 778 backedges. 626 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-11-23 07:06:42,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:42,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5097 states to 4587 states and 5097 transitions. [2018-11-23 07:06:42,640 INFO L276 IsEmpty]: Start isEmpty. Operand 4587 states and 5097 transitions. [2018-11-23 07:06:42,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2018-11-23 07:06:42,643 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:42,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:42,789 INFO L134 CoverageAnalysis]: Checked inductivity of 788 backedges. 631 proven. 6 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2018-11-23 07:06:44,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:44,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5116 states to 4601 states and 5116 transitions. [2018-11-23 07:06:44,646 INFO L276 IsEmpty]: Start isEmpty. Operand 4601 states and 5116 transitions. [2018-11-23 07:06:44,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2018-11-23 07:06:44,649 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:44,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:44,798 INFO L134 CoverageAnalysis]: Checked inductivity of 788 backedges. 631 proven. 6 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2018-11-23 07:06:45,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:45,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5193 states to 4676 states and 5193 transitions. [2018-11-23 07:06:45,966 INFO L276 IsEmpty]: Start isEmpty. Operand 4676 states and 5193 transitions. [2018-11-23 07:06:45,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 396 [2018-11-23 07:06:45,969 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:45,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:46,181 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 520 proven. 12 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2018-11-23 07:06:46,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:46,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5194 states to 4678 states and 5194 transitions. [2018-11-23 07:06:46,297 INFO L276 IsEmpty]: Start isEmpty. Operand 4678 states and 5194 transitions. [2018-11-23 07:06:46,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-11-23 07:06:46,299 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:46,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:46,392 INFO L134 CoverageAnalysis]: Checked inductivity of 827 backedges. 550 proven. 0 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2018-11-23 07:06:49,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:49,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5225 states to 4710 states and 5225 transitions. [2018-11-23 07:06:49,298 INFO L276 IsEmpty]: Start isEmpty. Operand 4710 states and 5225 transitions. [2018-11-23 07:06:49,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-11-23 07:06:49,300 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:49,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:49,392 INFO L134 CoverageAnalysis]: Checked inductivity of 827 backedges. 550 proven. 0 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2018-11-23 07:06:51,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:51,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5239 states to 4723 states and 5239 transitions. [2018-11-23 07:06:51,509 INFO L276 IsEmpty]: Start isEmpty. Operand 4723 states and 5239 transitions. [2018-11-23 07:06:51,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2018-11-23 07:06:51,512 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:51,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:51,637 INFO L134 CoverageAnalysis]: Checked inductivity of 934 backedges. 538 proven. 0 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2018-11-23 07:06:52,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:52,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5244 states to 4727 states and 5244 transitions. [2018-11-23 07:06:52,218 INFO L276 IsEmpty]: Start isEmpty. Operand 4727 states and 5244 transitions. [2018-11-23 07:06:52,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2018-11-23 07:06:52,221 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:52,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:52,337 INFO L134 CoverageAnalysis]: Checked inductivity of 941 backedges. 543 proven. 0 refuted. 0 times theorem prover too weak. 398 trivial. 0 not checked. [2018-11-23 07:06:53,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:53,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5250 states to 4731 states and 5250 transitions. [2018-11-23 07:06:53,190 INFO L276 IsEmpty]: Start isEmpty. Operand 4731 states and 5250 transitions. [2018-11-23 07:06:53,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2018-11-23 07:06:53,193 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:53,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:53,621 INFO L134 CoverageAnalysis]: Checked inductivity of 944 backedges. 329 proven. 370 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2018-11-23 07:06:55,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:55,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5266 states to 4741 states and 5266 transitions. [2018-11-23 07:06:55,136 INFO L276 IsEmpty]: Start isEmpty. Operand 4741 states and 5266 transitions. [2018-11-23 07:06:55,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2018-11-23 07:06:55,139 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:55,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:55,566 INFO L134 CoverageAnalysis]: Checked inductivity of 944 backedges. 329 proven. 370 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2018-11-23 07:06:57,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:57,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5288 states to 4760 states and 5288 transitions. [2018-11-23 07:06:57,425 INFO L276 IsEmpty]: Start isEmpty. Operand 4760 states and 5288 transitions. [2018-11-23 07:06:57,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2018-11-23 07:06:57,428 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:57,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:57,892 INFO L134 CoverageAnalysis]: Checked inductivity of 944 backedges. 329 proven. 370 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2018-11-23 07:06:58,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:06:58,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5296 states to 4766 states and 5296 transitions. [2018-11-23 07:06:58,742 INFO L276 IsEmpty]: Start isEmpty. Operand 4766 states and 5296 transitions. [2018-11-23 07:06:58,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2018-11-23 07:06:58,744 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:06:58,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:06:59,166 INFO L134 CoverageAnalysis]: Checked inductivity of 944 backedges. 329 proven. 370 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2018-11-23 07:07:00,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:07:00,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5301 states to 4770 states and 5301 transitions. [2018-11-23 07:07:00,111 INFO L276 IsEmpty]: Start isEmpty. Operand 4770 states and 5301 transitions. [2018-11-23 07:07:00,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2018-11-23 07:07:00,113 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:07:00,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:07:00,558 INFO L134 CoverageAnalysis]: Checked inductivity of 944 backedges. 329 proven. 370 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2018-11-23 07:07:00,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:07:00,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5305 states to 4774 states and 5305 transitions. [2018-11-23 07:07:00,664 INFO L276 IsEmpty]: Start isEmpty. Operand 4774 states and 5305 transitions. [2018-11-23 07:07:00,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2018-11-23 07:07:00,666 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:07:00,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:07:01,111 INFO L134 CoverageAnalysis]: Checked inductivity of 944 backedges. 329 proven. 370 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2018-11-23 07:07:01,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:07:01,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5320 states to 4790 states and 5320 transitions. [2018-11-23 07:07:01,832 INFO L276 IsEmpty]: Start isEmpty. Operand 4790 states and 5320 transitions. [2018-11-23 07:07:01,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2018-11-23 07:07:01,834 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:07:01,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:07:02,266 INFO L134 CoverageAnalysis]: Checked inductivity of 944 backedges. 329 proven. 370 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2018-11-23 07:07:02,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:07:02,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5335 states to 4806 states and 5335 transitions. [2018-11-23 07:07:02,949 INFO L276 IsEmpty]: Start isEmpty. Operand 4806 states and 5335 transitions. [2018-11-23 07:07:02,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2018-11-23 07:07:02,952 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:07:02,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:07:03,382 INFO L134 CoverageAnalysis]: Checked inductivity of 944 backedges. 329 proven. 370 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2018-11-23 07:07:04,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:07:04,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5349 states to 4820 states and 5349 transitions. [2018-11-23 07:07:04,124 INFO L276 IsEmpty]: Start isEmpty. Operand 4820 states and 5349 transitions. [2018-11-23 07:07:04,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2018-11-23 07:07:04,126 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:07:04,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:07:07,044 INFO L134 CoverageAnalysis]: Checked inductivity of 985 backedges. 506 proven. 227 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2018-11-23 07:07:20,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:07:20,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5466 states to 4906 states and 5466 transitions. [2018-11-23 07:07:20,035 INFO L276 IsEmpty]: Start isEmpty. Operand 4906 states and 5466 transitions. [2018-11-23 07:07:20,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2018-11-23 07:07:20,038 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:07:20,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:07:22,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1011 backedges. 805 proven. 4 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2018-11-23 07:07:26,188 WARN L180 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2018-11-23 07:07:29,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:07:29,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5509 states to 4946 states and 5509 transitions. [2018-11-23 07:07:29,711 INFO L276 IsEmpty]: Start isEmpty. Operand 4946 states and 5509 transitions. [2018-11-23 07:07:29,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2018-11-23 07:07:29,714 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:07:29,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:07:29,871 INFO L134 CoverageAnalysis]: Checked inductivity of 984 backedges. 542 proven. 0 refuted. 0 times theorem prover too weak. 442 trivial. 0 not checked. [2018-11-23 07:07:30,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:07:30,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5513 states to 4951 states and 5513 transitions. [2018-11-23 07:07:30,581 INFO L276 IsEmpty]: Start isEmpty. Operand 4951 states and 5513 transitions. [2018-11-23 07:07:30,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2018-11-23 07:07:30,583 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:07:30,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:07:30,728 INFO L134 CoverageAnalysis]: Checked inductivity of 984 backedges. 542 proven. 0 refuted. 0 times theorem prover too weak. 442 trivial. 0 not checked. [2018-11-23 07:07:31,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:07:31,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5527 states to 4966 states and 5527 transitions. [2018-11-23 07:07:31,427 INFO L276 IsEmpty]: Start isEmpty. Operand 4966 states and 5527 transitions. [2018-11-23 07:07:31,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 492 [2018-11-23 07:07:31,430 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:07:31,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:07:31,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1353 backedges. 408 proven. 574 refuted. 0 times theorem prover too weak. 371 trivial. 0 not checked. [2018-11-23 07:07:34,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:07:34,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5599 states to 5039 states and 5599 transitions. [2018-11-23 07:07:34,129 INFO L276 IsEmpty]: Start isEmpty. Operand 5039 states and 5599 transitions. [2018-11-23 07:07:34,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 492 [2018-11-23 07:07:34,132 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:07:34,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:07:34,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1353 backedges. 408 proven. 574 refuted. 0 times theorem prover too weak. 371 trivial. 0 not checked. [2018-11-23 07:07:37,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:07:37,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5658 states to 5094 states and 5658 transitions. [2018-11-23 07:07:37,067 INFO L276 IsEmpty]: Start isEmpty. Operand 5094 states and 5658 transitions. [2018-11-23 07:07:37,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 492 [2018-11-23 07:07:37,070 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:07:37,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:07:37,576 INFO L134 CoverageAnalysis]: Checked inductivity of 1353 backedges. 408 proven. 574 refuted. 0 times theorem prover too weak. 371 trivial. 0 not checked. [2018-11-23 07:07:38,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:07:38,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5673 states to 5110 states and 5673 transitions. [2018-11-23 07:07:38,391 INFO L276 IsEmpty]: Start isEmpty. Operand 5110 states and 5673 transitions. [2018-11-23 07:07:38,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 492 [2018-11-23 07:07:38,394 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:07:38,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:07:38,960 INFO L134 CoverageAnalysis]: Checked inductivity of 1353 backedges. 408 proven. 574 refuted. 0 times theorem prover too weak. 371 trivial. 0 not checked. [2018-11-23 07:07:40,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:07:40,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4739 states to 4261 states and 4739 transitions. [2018-11-23 07:07:40,334 INFO L276 IsEmpty]: Start isEmpty. Operand 4261 states and 4739 transitions. [2018-11-23 07:07:40,336 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 07:07:40,336 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 246 iterations. [2018-11-23 07:07:40,342 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 07:07:40,726 WARN L180 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 44 [2018-11-23 07:07:40,838 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 22 [2018-11-23 07:07:41,183 WARN L180 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 48 [2018-11-23 07:07:41,389 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22 [2018-11-23 07:07:41,522 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2018-11-23 07:07:41,639 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 22 [2018-11-23 07:07:41,758 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 22 [2018-11-23 07:07:41,935 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 22 [2018-11-23 07:07:42,194 WARN L180 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 48 [2018-11-23 07:07:42,490 WARN L180 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 48 [2018-11-23 07:07:42,665 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 22 [2018-11-23 07:07:43,106 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 22 [2018-11-23 07:07:43,283 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 22 [2018-11-23 07:07:43,439 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 22 [2018-11-23 07:07:43,594 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 22 [2018-11-23 07:07:43,717 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 22 [2018-11-23 07:07:43,864 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 22 [2018-11-23 07:07:44,154 WARN L180 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 48 [2018-11-23 07:07:44,265 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 22 [2018-11-23 07:07:44,382 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 22 [2018-11-23 07:07:44,702 WARN L180 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 54 [2018-11-23 07:07:44,827 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 22 [2018-11-23 07:07:44,987 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 22 [2018-11-23 07:07:45,111 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 22 [2018-11-23 07:07:45,242 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2018-11-23 07:07:45,353 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 22 [2018-11-23 07:07:45,482 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2018-11-23 07:07:45,737 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 22 [2018-11-23 07:07:45,849 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 22 [2018-11-23 07:07:45,964 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 22 [2018-11-23 07:07:46,094 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2018-11-23 07:07:46,347 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 22 [2018-11-23 07:07:46,548 WARN L180 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 52 [2018-11-23 07:07:46,777 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 22 [2018-11-23 07:07:47,003 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 22 [2018-11-23 07:07:47,161 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2018-11-23 07:07:47,469 WARN L180 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 22 [2018-11-23 07:07:47,580 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 22 [2018-11-23 07:07:47,779 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 22 [2018-11-23 07:07:47,895 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 22 [2018-11-23 07:07:48,004 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 22 [2018-11-23 07:07:48,229 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 22 [2018-11-23 07:07:48,363 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 22 [2018-11-23 07:07:48,526 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 22 [2018-11-23 07:07:48,869 WARN L180 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 48 [2018-11-23 07:07:48,980 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 22 [2018-11-23 07:07:49,094 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 22 [2018-11-23 07:07:49,214 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 22 [2018-11-23 07:07:49,370 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 22 [2018-11-23 07:07:49,550 WARN L180 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 44 [2018-11-23 07:07:49,761 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 22 [2018-11-23 07:07:49,865 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 22 [2018-11-23 07:07:50,011 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 22 [2018-11-23 07:07:50,139 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 22 [2018-11-23 07:07:50,302 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 22 [2018-11-23 07:07:50,435 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 22 [2018-11-23 07:07:50,634 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 52 [2018-11-23 07:07:50,759 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 22 [2018-11-23 07:07:50,962 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 22 [2018-11-23 07:07:50,962 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 07:07:50,965 INFO L579 CodeCheckObserver]: Invariant with dag size 22 [2018-11-23 07:07:50,970 INFO L579 CodeCheckObserver]: Invariant with dag size 22 [2018-11-23 07:07:50,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 07:07:50 ImpRootNode [2018-11-23 07:07:50,971 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 07:07:50,971 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 07:07:50,971 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 07:07:50,971 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 07:07:50,972 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:02:49" (3/4) ... [2018-11-23 07:07:50,975 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 07:07:50,987 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-11-23 07:07:50,988 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-11-23 07:07:50,989 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 07:07:50,989 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 07:07:51,070 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ada4604d-1665-478e-867c-54350da1e7bb/bin-2019/ukojak/witness.graphml [2018-11-23 07:07:51,071 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 07:07:51,071 INFO L168 Benchmark]: Toolchain (without parser) took 303696.66 ms. Allocated memory was 1.0 GB in the beginning and 4.7 GB in the end (delta: 3.6 GB). Free memory was 952.1 MB in the beginning and 2.1 GB in the end (delta: -1.1 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2018-11-23 07:07:51,072 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:07:51,072 INFO L168 Benchmark]: CACSL2BoogieTranslator took 368.16 ms. Allocated memory is still 1.0 GB. Free memory was 952.1 MB in the beginning and 917.2 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-23 07:07:51,072 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 917.2 MB in the beginning and 1.1 GB in the end (delta: -231.1 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-11-23 07:07:51,073 INFO L168 Benchmark]: Boogie Preprocessor took 42.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-23 07:07:51,073 INFO L168 Benchmark]: RCFGBuilder took 1892.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 896.9 MB in the end (delta: 248.1 MB). Peak memory consumption was 248.1 MB. Max. memory is 11.5 GB. [2018-11-23 07:07:51,073 INFO L168 Benchmark]: CodeCheck took 301190.74 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 896.9 MB in the beginning and 2.2 GB in the end (delta: -1.3 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. [2018-11-23 07:07:51,073 INFO L168 Benchmark]: Witness Printer took 99.49 ms. Allocated memory is still 4.7 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 67.4 MB). Peak memory consumption was 67.4 MB. Max. memory is 11.5 GB. [2018-11-23 07:07:51,075 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 227 locations, 1 error locations. SAFE Result, 290.5s OverallTime, 246 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -2079398124 SDtfs, 669742728 SDslu, 408513656 SDs, 0 SdLazy, -1002914116 SolverSat, 1773605888 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1454.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 383831 GetRequests, 376749 SyntacticMatches, 4770 SemanticMatches, 2312 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4179131 ImplicationChecksByTransitivity, 252.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.9s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 28.4s InterpolantComputationTime, 59597 NumberOfCodeBlocks, 59597 NumberOfCodeBlocksAsserted, 245 NumberOfCheckSat, 59352 ConstructedInterpolants, 0 QuantifiedInterpolants, 51174322 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 245 InterpolantComputations, 154 PerfectInterpolantSequences, 79020/85987 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: 466]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (((!(a19 == 1) && a28 == 7) || a17 == 8) || (a11 == 1 && !(a17 == 9))) || (!(a11 == 1) && !(a28 == 9)) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((a17 == 8 || (a11 == 1 && !(a17 == 9))) || (!(a11 == 1) && !(a28 == 9))) || (!(a19 == 1) && a28 == 7) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 368.16 ms. Allocated memory is still 1.0 GB. Free memory was 952.1 MB in the beginning and 917.2 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 101.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 917.2 MB in the beginning and 1.1 GB in the end (delta: -231.1 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1892.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 896.9 MB in the end (delta: 248.1 MB). Peak memory consumption was 248.1 MB. Max. memory is 11.5 GB. * CodeCheck took 301190.74 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 896.9 MB in the beginning and 2.2 GB in the end (delta: -1.3 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. * Witness Printer took 99.49 ms. Allocated memory is still 4.7 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 67.4 MB). Peak memory consumption was 67.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...