./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label29_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d9dc8666-fb5f-46a8-a3a7-7526425d44bd/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d9dc8666-fb5f-46a8-a3a7-7526425d44bd/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d9dc8666-fb5f-46a8-a3a7-7526425d44bd/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d9dc8666-fb5f-46a8-a3a7-7526425d44bd/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label29_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d9dc8666-fb5f-46a8-a3a7-7526425d44bd/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d9dc8666-fb5f-46a8-a3a7-7526425d44bd/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 3449156d5b203ef4b6a1a68bea9e5efb1d4b37b1 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 13:02:33,364 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 13:02:33,366 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 13:02:33,373 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 13:02:33,374 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 13:02:33,374 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 13:02:33,375 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 13:02:33,376 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 13:02:33,377 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 13:02:33,378 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 13:02:33,378 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 13:02:33,379 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 13:02:33,379 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 13:02:33,380 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 13:02:33,381 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 13:02:33,381 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 13:02:33,382 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 13:02:33,383 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 13:02:33,384 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 13:02:33,385 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 13:02:33,386 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 13:02:33,387 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 13:02:33,389 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 13:02:33,389 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 13:02:33,389 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 13:02:33,390 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 13:02:33,390 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 13:02:33,391 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 13:02:33,392 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 13:02:33,392 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 13:02:33,393 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 13:02:33,393 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 13:02:33,393 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 13:02:33,393 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 13:02:33,394 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 13:02:33,394 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 13:02:33,395 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d9dc8666-fb5f-46a8-a3a7-7526425d44bd/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 13:02:33,405 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 13:02:33,405 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 13:02:33,405 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 13:02:33,405 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 13:02:33,406 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 13:02:33,406 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 13:02:33,406 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 13:02:33,406 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 13:02:33,407 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 13:02:33,407 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 13:02:33,407 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 13:02:33,407 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 13:02:33,407 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 13:02:33,407 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 13:02:33,407 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 13:02:33,407 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 13:02:33,407 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 13:02:33,407 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 13:02:33,408 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 13:02:33,408 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 13:02:33,408 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 13:02:33,408 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 13:02:33,408 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 13:02:33,408 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 13:02:33,408 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 13:02:33,408 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 13:02:33,409 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 13:02:33,409 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 13:02:33,409 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 13:02:33,409 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_d9dc8666-fb5f-46a8-a3a7-7526425d44bd/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 -> 3449156d5b203ef4b6a1a68bea9e5efb1d4b37b1 [2018-12-09 13:02:33,431 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 13:02:33,438 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 13:02:33,440 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 13:02:33,440 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 13:02:33,441 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 13:02:33,441 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d9dc8666-fb5f-46a8-a3a7-7526425d44bd/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label29_true-unreach-call_false-termination.c [2018-12-09 13:02:33,480 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d9dc8666-fb5f-46a8-a3a7-7526425d44bd/bin-2019/ukojak/data/c839b3a0a/b9eaa13b44244cea932dc08015aadcb4/FLAGfb81968b1 [2018-12-09 13:02:33,920 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 13:02:33,921 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d9dc8666-fb5f-46a8-a3a7-7526425d44bd/sv-benchmarks/c/eca-rers2012/Problem01_label29_true-unreach-call_false-termination.c [2018-12-09 13:02:33,927 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d9dc8666-fb5f-46a8-a3a7-7526425d44bd/bin-2019/ukojak/data/c839b3a0a/b9eaa13b44244cea932dc08015aadcb4/FLAGfb81968b1 [2018-12-09 13:02:33,935 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d9dc8666-fb5f-46a8-a3a7-7526425d44bd/bin-2019/ukojak/data/c839b3a0a/b9eaa13b44244cea932dc08015aadcb4 [2018-12-09 13:02:33,937 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 13:02:33,937 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 13:02:33,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 13:02:33,938 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 13:02:33,940 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 13:02:33,940 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:02:33" (1/1) ... [2018-12-09 13:02:33,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27d92faf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:02:33, skipping insertion in model container [2018-12-09 13:02:33,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:02:33" (1/1) ... [2018-12-09 13:02:33,946 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 13:02:33,969 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 13:02:34,138 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 13:02:34,141 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 13:02:34,220 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 13:02:34,229 INFO L195 MainTranslator]: Completed translation [2018-12-09 13:02:34,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:02:34 WrapperNode [2018-12-09 13:02:34,230 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 13:02:34,230 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 13:02:34,230 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 13:02:34,230 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 13:02:34,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:02:34" (1/1) ... [2018-12-09 13:02:34,245 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:02:34" (1/1) ... [2018-12-09 13:02:34,271 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 13:02:34,271 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 13:02:34,271 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 13:02:34,271 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 13:02:34,277 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:02:34" (1/1) ... [2018-12-09 13:02:34,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:02:34" (1/1) ... [2018-12-09 13:02:34,279 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:02:34" (1/1) ... [2018-12-09 13:02:34,279 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:02:34" (1/1) ... [2018-12-09 13:02:34,289 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:02:34" (1/1) ... [2018-12-09 13:02:34,295 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:02:34" (1/1) ... [2018-12-09 13:02:34,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:02:34" (1/1) ... [2018-12-09 13:02:34,302 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 13:02:34,302 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 13:02:34,302 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 13:02:34,302 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 13:02:34,303 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:02:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d9dc8666-fb5f-46a8-a3a7-7526425d44bd/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 [2018-12-09 13:02:34,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 13:02:34,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 13:02:35,305 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 13:02:35,305 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-09 13:02:35,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:02:35 BoogieIcfgContainer [2018-12-09 13:02:35,306 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 13:02:35,306 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 13:02:35,306 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 13:02:35,317 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 13:02:35,317 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:02:35" (1/1) ... [2018-12-09 13:02:35,328 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:02:35,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:35,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2018-12-09 13:02:35,363 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2018-12-09 13:02:35,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-09 13:02:35,367 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:35,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:35,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:35,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:35,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 145 states and 239 transitions. [2018-12-09 13:02:35,890 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 239 transitions. [2018-12-09 13:02:35,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-09 13:02:35,904 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:35,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:35,991 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:36,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:36,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 146 states and 240 transitions. [2018-12-09 13:02:36,132 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 240 transitions. [2018-12-09 13:02:36,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-09 13:02:36,133 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:36,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:36,169 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:36,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:36,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 150 states and 247 transitions. [2018-12-09 13:02:36,261 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 247 transitions. [2018-12-09 13:02:36,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-09 13:02:36,262 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:36,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:36,301 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:36,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:36,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 151 states and 249 transitions. [2018-12-09 13:02:36,345 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 249 transitions. [2018-12-09 13:02:36,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-09 13:02:36,348 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:36,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:36,428 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:36,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:36,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 221 states and 324 transitions. [2018-12-09 13:02:36,816 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 324 transitions. [2018-12-09 13:02:36,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-09 13:02:36,817 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:36,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:36,830 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 13:02:36,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:36,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 222 states and 325 transitions. [2018-12-09 13:02:36,858 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 325 transitions. [2018-12-09 13:02:36,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-09 13:02:36,859 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:36,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:36,872 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:36,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:36,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 225 states and 329 transitions. [2018-12-09 13:02:36,887 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 329 transitions. [2018-12-09 13:02:36,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-09 13:02:36,888 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:36,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:36,915 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 13:02:37,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:37,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 236 states and 350 transitions. [2018-12-09 13:02:37,232 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 350 transitions. [2018-12-09 13:02:37,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-09 13:02:37,233 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:37,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:37,283 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:37,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:37,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 248 states and 369 transitions. [2018-12-09 13:02:37,605 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 369 transitions. [2018-12-09 13:02:37,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-09 13:02:37,606 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:37,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:37,683 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:38,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:38,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 262 states and 389 transitions. [2018-12-09 13:02:38,119 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 389 transitions. [2018-12-09 13:02:38,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-09 13:02:38,119 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:38,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:38,161 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:38,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:38,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 271 states and 408 transitions. [2018-12-09 13:02:38,456 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 408 transitions. [2018-12-09 13:02:38,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-09 13:02:38,457 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:38,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:38,476 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 13:02:38,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:38,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 272 states and 409 transitions. [2018-12-09 13:02:38,555 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 409 transitions. [2018-12-09 13:02:38,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-09 13:02:38,556 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:38,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:38,634 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:39,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:39,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 282 states and 420 transitions. [2018-12-09 13:02:39,032 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 420 transitions. [2018-12-09 13:02:39,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-09 13:02:39,032 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:39,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:39,051 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 13:02:39,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:39,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 295 states and 438 transitions. [2018-12-09 13:02:39,352 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 438 transitions. [2018-12-09 13:02:39,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-09 13:02:39,352 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:39,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:39,367 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 13:02:39,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:39,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 299 states and 442 transitions. [2018-12-09 13:02:39,465 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 442 transitions. [2018-12-09 13:02:39,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-09 13:02:39,465 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:39,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:39,487 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:39,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:39,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 305 states and 451 transitions. [2018-12-09 13:02:39,676 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 451 transitions. [2018-12-09 13:02:39,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-09 13:02:39,677 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:39,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:39,695 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:40,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:40,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 315 states and 464 transitions. [2018-12-09 13:02:40,098 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 464 transitions. [2018-12-09 13:02:40,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-09 13:02:40,099 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:40,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:40,161 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:40,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:40,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 333 states and 491 transitions. [2018-12-09 13:02:40,916 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 491 transitions. [2018-12-09 13:02:40,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-09 13:02:40,916 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:40,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:40,939 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 13:02:41,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:41,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 344 states and 502 transitions. [2018-12-09 13:02:41,251 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 502 transitions. [2018-12-09 13:02:41,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-09 13:02:41,252 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:41,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:41,265 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 13:02:41,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:41,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 353 states and 515 transitions. [2018-12-09 13:02:41,681 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 515 transitions. [2018-12-09 13:02:41,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-09 13:02:41,682 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:41,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:41,707 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 13:02:41,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:41,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 354 states and 517 transitions. [2018-12-09 13:02:41,796 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 517 transitions. [2018-12-09 13:02:41,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-09 13:02:41,796 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:41,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:41,808 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 13:02:41,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:41,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 355 states and 519 transitions. [2018-12-09 13:02:41,951 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 519 transitions. [2018-12-09 13:02:41,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-09 13:02:41,951 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:41,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:41,969 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:42,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:42,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 366 states and 537 transitions. [2018-12-09 13:02:42,368 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 537 transitions. [2018-12-09 13:02:42,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-09 13:02:42,368 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:42,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:42,382 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 13:02:42,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:42,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 373 states and 551 transitions. [2018-12-09 13:02:42,603 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 551 transitions. [2018-12-09 13:02:42,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-09 13:02:42,603 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:42,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:42,615 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 13:02:42,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:42,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 380 states and 558 transitions. [2018-12-09 13:02:42,639 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 558 transitions. [2018-12-09 13:02:42,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-09 13:02:42,640 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:42,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:42,712 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:43,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:43,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 407 states and 597 transitions. [2018-12-09 13:02:43,939 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 597 transitions. [2018-12-09 13:02:43,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-09 13:02:43,940 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:43,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:43,968 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:44,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:44,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 419 states and 612 transitions. [2018-12-09 13:02:44,476 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 612 transitions. [2018-12-09 13:02:44,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-09 13:02:44,477 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:44,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:44,510 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:44,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:44,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 423 states and 615 transitions. [2018-12-09 13:02:44,661 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 615 transitions. [2018-12-09 13:02:44,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-09 13:02:44,661 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:44,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:44,719 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:45,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:45,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 439 states and 636 transitions. [2018-12-09 13:02:45,600 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 636 transitions. [2018-12-09 13:02:45,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-09 13:02:45,601 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:45,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:45,613 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 13:02:46,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:46,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 448 states and 645 transitions. [2018-12-09 13:02:46,062 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 645 transitions. [2018-12-09 13:02:46,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 13:02:46,063 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:46,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:46,077 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:46,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:46,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 452 states and 651 transitions. [2018-12-09 13:02:46,265 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 651 transitions. [2018-12-09 13:02:46,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 13:02:46,266 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:46,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:46,280 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:47,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:47,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 473 states and 677 transitions. [2018-12-09 13:02:47,501 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 677 transitions. [2018-12-09 13:02:47,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 13:02:47,501 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:47,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:47,516 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:47,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:47,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 484 states and 687 transitions. [2018-12-09 13:02:47,708 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 687 transitions. [2018-12-09 13:02:47,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-09 13:02:47,709 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:47,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:47,950 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:50,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:50,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 508 states and 720 transitions. [2018-12-09 13:02:50,283 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 720 transitions. [2018-12-09 13:02:50,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-09 13:02:50,283 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:50,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:50,297 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 13:02:50,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:50,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 513 states and 725 transitions. [2018-12-09 13:02:50,316 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 725 transitions. [2018-12-09 13:02:50,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-09 13:02:50,317 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:50,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:50,333 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 13:02:50,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:50,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 514 states and 726 transitions. [2018-12-09 13:02:50,497 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 726 transitions. [2018-12-09 13:02:50,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-09 13:02:50,497 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:50,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:50,510 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 13:02:50,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:50,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 515 states and 726 transitions. [2018-12-09 13:02:50,664 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 726 transitions. [2018-12-09 13:02:50,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-09 13:02:50,664 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:50,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:50,683 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 13:02:50,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:50,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 517 states and 728 transitions. [2018-12-09 13:02:50,714 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 728 transitions. [2018-12-09 13:02:50,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-09 13:02:50,715 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:50,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:50,737 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 13:02:50,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:50,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 519 states and 732 transitions. [2018-12-09 13:02:50,841 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 732 transitions. [2018-12-09 13:02:50,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-09 13:02:50,841 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:50,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:50,902 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 13:02:51,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:51,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 523 states and 738 transitions. [2018-12-09 13:02:51,275 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 738 transitions. [2018-12-09 13:02:51,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-09 13:02:51,276 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:51,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:51,418 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:53,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:53,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 553 states and 776 transitions. [2018-12-09 13:02:53,406 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 776 transitions. [2018-12-09 13:02:53,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 13:02:53,406 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:53,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:53,431 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:53,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:53,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 562 states and 791 transitions. [2018-12-09 13:02:53,986 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 791 transitions. [2018-12-09 13:02:53,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 13:02:53,987 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:53,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:54,010 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:54,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:54,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 568 states and 799 transitions. [2018-12-09 13:02:54,423 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 799 transitions. [2018-12-09 13:02:54,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 13:02:54,424 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:54,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:54,452 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:54,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:54,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 570 states and 800 transitions. [2018-12-09 13:02:54,693 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 800 transitions. [2018-12-09 13:02:54,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 13:02:54,694 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:54,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:54,729 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:54,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:54,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 571 states and 802 transitions. [2018-12-09 13:02:54,857 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 802 transitions. [2018-12-09 13:02:54,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 13:02:54,858 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:54,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:54,891 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:54,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:54,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 572 states and 803 transitions. [2018-12-09 13:02:54,991 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 803 transitions. [2018-12-09 13:02:54,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 13:02:54,991 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:54,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:55,016 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:55,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:55,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 573 states and 803 transitions. [2018-12-09 13:02:55,133 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 803 transitions. [2018-12-09 13:02:55,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 13:02:55,134 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:55,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:55,154 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:55,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:55,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 574 states and 803 transitions. [2018-12-09 13:02:55,259 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 803 transitions. [2018-12-09 13:02:55,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-09 13:02:55,259 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:55,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:55,366 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:56,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:56,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 644 states and 884 transitions. [2018-12-09 13:02:56,149 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 884 transitions. [2018-12-09 13:02:56,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-09 13:02:56,149 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:56,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:56,166 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:58,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:58,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 664 states and 914 transitions. [2018-12-09 13:02:58,094 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 914 transitions. [2018-12-09 13:02:58,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-09 13:02:58,095 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:58,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:58,111 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:58,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:58,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 675 states and 924 transitions. [2018-12-09 13:02:58,697 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 924 transitions. [2018-12-09 13:02:58,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-09 13:02:58,697 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:58,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:58,715 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:59,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:59,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 689 states and 942 transitions. [2018-12-09 13:02:59,469 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 942 transitions. [2018-12-09 13:02:59,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-09 13:02:59,469 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:59,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:59,490 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:02:59,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:02:59,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 694 states and 950 transitions. [2018-12-09 13:02:59,514 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 950 transitions. [2018-12-09 13:02:59,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-09 13:02:59,514 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:02:59,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:02:59,537 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:03:00,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:00,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 700 states and 958 transitions. [2018-12-09 13:03:00,031 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 958 transitions. [2018-12-09 13:03:00,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-09 13:03:00,031 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:00,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:00,053 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:03:00,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:00,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 701 states and 960 transitions. [2018-12-09 13:03:00,286 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 960 transitions. [2018-12-09 13:03:00,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-09 13:03:00,286 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:00,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:00,313 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:03:01,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:01,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 708 states and 969 transitions. [2018-12-09 13:03:01,016 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 969 transitions. [2018-12-09 13:03:01,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-09 13:03:01,016 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:01,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:01,038 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:03:01,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:01,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 709 states and 970 transitions. [2018-12-09 13:03:01,267 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 970 transitions. [2018-12-09 13:03:01,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-09 13:03:01,267 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:01,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:01,292 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:03:01,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:01,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 711 states and 971 transitions. [2018-12-09 13:03:01,527 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 971 transitions. [2018-12-09 13:03:01,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-09 13:03:01,528 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:01,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:01,550 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:03:01,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:01,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 718 states and 978 transitions. [2018-12-09 13:03:01,821 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 978 transitions. [2018-12-09 13:03:01,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-09 13:03:01,822 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:01,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:01,854 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:03:02,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:02,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 719 states and 978 transitions. [2018-12-09 13:03:02,011 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 978 transitions. [2018-12-09 13:03:02,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-09 13:03:02,012 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:02,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:02,125 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:03:03,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:03,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 734 states and 1006 transitions. [2018-12-09 13:03:03,273 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1006 transitions. [2018-12-09 13:03:03,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-09 13:03:03,273 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:03,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:03,317 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:03:03,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:03,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 745 states and 1017 transitions. [2018-12-09 13:03:03,525 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1017 transitions. [2018-12-09 13:03:03,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-09 13:03:03,525 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:03,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:03,540 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 13:03:03,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:03,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 757 states and 1029 transitions. [2018-12-09 13:03:03,599 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1029 transitions. [2018-12-09 13:03:03,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-09 13:03:03,600 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:03,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:03,617 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 13:03:04,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:04,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 767 states and 1043 transitions. [2018-12-09 13:03:04,205 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1043 transitions. [2018-12-09 13:03:04,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-09 13:03:04,205 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:04,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:04,221 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 13:03:04,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:04,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 772 states and 1048 transitions. [2018-12-09 13:03:04,411 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1048 transitions. [2018-12-09 13:03:04,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-09 13:03:04,412 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:04,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:04,433 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 13:03:04,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:04,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 776 states and 1052 transitions. [2018-12-09 13:03:04,990 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1052 transitions. [2018-12-09 13:03:04,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-09 13:03:04,991 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:04,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:05,011 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 13:03:05,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:05,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 779 states and 1054 transitions. [2018-12-09 13:03:05,573 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1054 transitions. [2018-12-09 13:03:05,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-09 13:03:05,574 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:05,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:05,600 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:03:06,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:06,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 792 states and 1083 transitions. [2018-12-09 13:03:06,828 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1083 transitions. [2018-12-09 13:03:06,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-09 13:03:06,829 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:06,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:06,846 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:03:07,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:07,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 800 states and 1096 transitions. [2018-12-09 13:03:07,637 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1096 transitions. [2018-12-09 13:03:07,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-09 13:03:07,637 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:07,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:07,652 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:03:07,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:07,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 802 states and 1098 transitions. [2018-12-09 13:03:07,871 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1098 transitions. [2018-12-09 13:03:07,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-09 13:03:07,872 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:07,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:07,886 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:03:08,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:08,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 804 states and 1102 transitions. [2018-12-09 13:03:08,170 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1102 transitions. [2018-12-09 13:03:08,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-09 13:03:08,171 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:08,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:08,207 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 13:03:08,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:08,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 813 states and 1112 transitions. [2018-12-09 13:03:08,756 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1112 transitions. [2018-12-09 13:03:08,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-09 13:03:08,757 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:08,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:08,773 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 13:03:09,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:09,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 833 states and 1144 transitions. [2018-12-09 13:03:09,823 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1144 transitions. [2018-12-09 13:03:09,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-09 13:03:09,824 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:09,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:09,841 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 13:03:10,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:10,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 838 states and 1154 transitions. [2018-12-09 13:03:10,292 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1154 transitions. [2018-12-09 13:03:10,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-09 13:03:10,293 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:10,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:10,309 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 13:03:10,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:10,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 839 states and 1157 transitions. [2018-12-09 13:03:10,527 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1157 transitions. [2018-12-09 13:03:10,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-09 13:03:10,527 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:10,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:10,545 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 13:03:10,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:10,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 843 states and 1162 transitions. [2018-12-09 13:03:10,782 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1162 transitions. [2018-12-09 13:03:10,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-09 13:03:10,783 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:10,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:10,799 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 13:03:11,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:11,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 844 states and 1165 transitions. [2018-12-09 13:03:11,042 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1165 transitions. [2018-12-09 13:03:11,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-09 13:03:11,042 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:11,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:11,090 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:03:11,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:11,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 866 states and 1188 transitions. [2018-12-09 13:03:11,328 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1188 transitions. [2018-12-09 13:03:11,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-09 13:03:11,329 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:11,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:11,346 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-09 13:03:11,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:11,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 885 states and 1207 transitions. [2018-12-09 13:03:11,723 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1207 transitions. [2018-12-09 13:03:11,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-09 13:03:11,725 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:11,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:11,756 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 13:03:12,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:12,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 891 states and 1216 transitions. [2018-12-09 13:03:12,041 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1216 transitions. [2018-12-09 13:03:12,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-09 13:03:12,041 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:12,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:12,062 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 13:03:12,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:12,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 895 states and 1221 transitions. [2018-12-09 13:03:12,308 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1221 transitions. [2018-12-09 13:03:12,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-09 13:03:12,308 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:12,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:12,328 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 13:03:12,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:12,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 903 states and 1228 transitions. [2018-12-09 13:03:12,505 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1228 transitions. [2018-12-09 13:03:12,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-09 13:03:12,505 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:12,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:12,525 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 13:03:12,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:12,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 904 states and 1231 transitions. [2018-12-09 13:03:12,754 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1231 transitions. [2018-12-09 13:03:12,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-09 13:03:12,754 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:12,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:12,775 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 13:03:13,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:13,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 908 states and 1234 transitions. [2018-12-09 13:03:13,040 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1234 transitions. [2018-12-09 13:03:13,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-09 13:03:13,040 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:13,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:13,082 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 13:03:14,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:14,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 923 states and 1250 transitions. [2018-12-09 13:03:14,080 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1250 transitions. [2018-12-09 13:03:14,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-09 13:03:14,081 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:14,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:14,126 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 13:03:14,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:14,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 943 states and 1270 transitions. [2018-12-09 13:03:14,183 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1270 transitions. [2018-12-09 13:03:14,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-09 13:03:14,184 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:14,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:14,204 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 13:03:14,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:14,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 963 states and 1293 transitions. [2018-12-09 13:03:14,267 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1293 transitions. [2018-12-09 13:03:14,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-09 13:03:14,268 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:14,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:14,288 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 13:03:14,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:14,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 965 states and 1295 transitions. [2018-12-09 13:03:14,558 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1295 transitions. [2018-12-09 13:03:14,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-09 13:03:14,559 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:14,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:14,579 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 13:03:15,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:15,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 970 states and 1300 transitions. [2018-12-09 13:03:15,036 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1300 transitions. [2018-12-09 13:03:15,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-09 13:03:15,036 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:15,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:15,057 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 13:03:15,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:15,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 977 states and 1307 transitions. [2018-12-09 13:03:15,276 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1307 transitions. [2018-12-09 13:03:15,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-09 13:03:15,277 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:15,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:15,297 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 13:03:15,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:15,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 979 states and 1308 transitions. [2018-12-09 13:03:15,422 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1308 transitions. [2018-12-09 13:03:15,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-09 13:03:15,423 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:15,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:15,440 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-09 13:03:15,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:15,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 982 states and 1311 transitions. [2018-12-09 13:03:15,599 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1311 transitions. [2018-12-09 13:03:15,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-09 13:03:15,599 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:15,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:15,615 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 13:03:15,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:15,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 991 states and 1320 transitions. [2018-12-09 13:03:15,658 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1320 transitions. [2018-12-09 13:03:15,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-09 13:03:15,659 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:15,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:16,019 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 13:03:18,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:18,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1033 states and 1364 transitions. [2018-12-09 13:03:18,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1364 transitions. [2018-12-09 13:03:18,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-09 13:03:18,735 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:18,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:19,437 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 13:03:23,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:23,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 1098 states and 1434 transitions. [2018-12-09 13:03:23,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 1434 transitions. [2018-12-09 13:03:23,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-09 13:03:23,690 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:23,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:25,577 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:03:34,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:34,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 1213 states and 1562 transitions. [2018-12-09 13:03:34,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1562 transitions. [2018-12-09 13:03:34,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 13:03:34,635 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:34,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:34,674 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-09 13:03:37,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:37,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 1249 states and 1608 transitions. [2018-12-09 13:03:37,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1608 transitions. [2018-12-09 13:03:37,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 13:03:37,068 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:37,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:37,108 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-09 13:03:37,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:37,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1620 states to 1260 states and 1620 transitions. [2018-12-09 13:03:37,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 1620 transitions. [2018-12-09 13:03:37,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-09 13:03:37,451 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:37,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:37,477 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 13:03:38,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:38,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 1267 states and 1629 transitions. [2018-12-09 13:03:38,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 1629 transitions. [2018-12-09 13:03:38,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-09 13:03:38,569 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:38,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:38,599 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 13:03:38,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:38,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 1274 states and 1635 transitions. [2018-12-09 13:03:38,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 1635 transitions. [2018-12-09 13:03:38,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 13:03:38,908 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:38,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:39,144 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 13:03:40,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:40,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1343 states and 1705 transitions. [2018-12-09 13:03:40,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 1705 transitions. [2018-12-09 13:03:40,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 13:03:40,906 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:40,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:40,938 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 13:03:41,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:41,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 1362 states and 1727 transitions. [2018-12-09 13:03:41,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 1727 transitions. [2018-12-09 13:03:41,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 13:03:41,806 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:41,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:41,833 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 13:03:41,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:41,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1737 states to 1373 states and 1737 transitions. [2018-12-09 13:03:41,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1737 transitions. [2018-12-09 13:03:41,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 13:03:41,887 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:41,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:42,375 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:03:45,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:45,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1792 states to 1420 states and 1792 transitions. [2018-12-09 13:03:45,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 1792 transitions. [2018-12-09 13:03:45,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-09 13:03:45,529 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:45,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:45,892 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 106 proven. 1 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 13:03:47,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:47,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1799 states to 1426 states and 1799 transitions. [2018-12-09 13:03:47,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 1799 transitions. [2018-12-09 13:03:47,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 13:03:47,186 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:47,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:47,250 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 13:03:48,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:48,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1819 states to 1441 states and 1819 transitions. [2018-12-09 13:03:48,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 1819 transitions. [2018-12-09 13:03:48,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-12-09 13:03:48,826 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:48,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:48,901 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 112 proven. 4 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-09 13:03:49,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:49,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1828 states to 1445 states and 1828 transitions. [2018-12-09 13:03:49,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 1828 transitions. [2018-12-09 13:03:49,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-09 13:03:49,693 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:49,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:49,718 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 13:03:50,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:50,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1843 states to 1456 states and 1843 transitions. [2018-12-09 13:03:50,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 1843 transitions. [2018-12-09 13:03:50,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-09 13:03:50,842 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:50,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:50,868 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 13:03:51,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:51,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 1460 states and 1847 transitions. [2018-12-09 13:03:51,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 1847 transitions. [2018-12-09 13:03:51,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-09 13:03:51,191 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:51,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:51,218 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 13:03:51,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:51,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1853 states to 1466 states and 1853 transitions. [2018-12-09 13:03:51,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 1853 transitions. [2018-12-09 13:03:51,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-09 13:03:51,707 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:51,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:51,733 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 13:03:52,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:52,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1855 states to 1467 states and 1855 transitions. [2018-12-09 13:03:52,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1467 states and 1855 transitions. [2018-12-09 13:03:52,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-09 13:03:52,070 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:52,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:52,093 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 13:03:52,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:52,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 1473 states and 1862 transitions. [2018-12-09 13:03:52,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 1862 transitions. [2018-12-09 13:03:52,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-09 13:03:52,506 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:52,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:52,528 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 13:03:52,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:52,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 1474 states and 1862 transitions. [2018-12-09 13:03:52,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1474 states and 1862 transitions. [2018-12-09 13:03:52,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-09 13:03:52,822 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:52,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:52,850 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 13:03:55,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:55,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1890 states to 1499 states and 1890 transitions. [2018-12-09 13:03:55,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1499 states and 1890 transitions. [2018-12-09 13:03:55,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-09 13:03:55,022 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:55,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:55,058 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 13:03:55,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:55,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1900 states to 1511 states and 1900 transitions. [2018-12-09 13:03:55,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 1900 transitions. [2018-12-09 13:03:55,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-09 13:03:55,669 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:55,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:56,616 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 159 proven. 27 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-09 13:03:57,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:57,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1911 states to 1516 states and 1911 transitions. [2018-12-09 13:03:57,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 1911 transitions. [2018-12-09 13:03:57,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-09 13:03:57,688 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:57,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:57,933 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 159 proven. 27 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-09 13:03:58,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:03:58,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1912 states to 1517 states and 1912 transitions. [2018-12-09 13:03:58,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 1912 transitions. [2018-12-09 13:03:58,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-09 13:03:58,334 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:03:58,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:03:58,752 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 3 proven. 148 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 13:04:02,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:04:02,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1931 states to 1527 states and 1931 transitions. [2018-12-09 13:04:02,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 1931 transitions. [2018-12-09 13:04:02,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 13:04:02,485 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:04:02,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:04:03,916 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 13:04:07,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:04:07,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1943 states to 1536 states and 1943 transitions. [2018-12-09 13:04:07,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 1943 transitions. [2018-12-09 13:04:07,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 13:04:07,167 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:04:07,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:04:07,305 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 13:04:11,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:04:11,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1988 states to 1577 states and 1988 transitions. [2018-12-09 13:04:11,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1577 states and 1988 transitions. [2018-12-09 13:04:11,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 13:04:11,844 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:04:11,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:04:11,959 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 13:04:12,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:04:12,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1991 states to 1581 states and 1991 transitions. [2018-12-09 13:04:12,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1581 states and 1991 transitions. [2018-12-09 13:04:12,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 13:04:12,357 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:04:12,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:04:12,455 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 13:04:14,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:04:14,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1998 states to 1588 states and 1998 transitions. [2018-12-09 13:04:14,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 1998 transitions. [2018-12-09 13:04:14,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 13:04:14,321 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:04:14,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:04:14,420 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 13:04:16,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:04:16,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2004 states to 1594 states and 2004 transitions. [2018-12-09 13:04:16,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 2004 transitions. [2018-12-09 13:04:16,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-09 13:04:16,336 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:04:16,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:04:20,188 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 13:04:26,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:04:26,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2050 states to 1633 states and 2050 transitions. [2018-12-09 13:04:26,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1633 states and 2050 transitions. [2018-12-09 13:04:26,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-09 13:04:26,937 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:04:26,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:04:27,056 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 13:04:27,733 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2018-12-09 13:04:29,229 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2018-12-09 13:04:30,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:04:30,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 1643 states and 2058 transitions. [2018-12-09 13:04:30,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 2058 transitions. [2018-12-09 13:04:30,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 13:04:30,548 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:04:30,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:04:32,576 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 13:04:35,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:04:35,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2069 states to 1653 states and 2069 transitions. [2018-12-09 13:04:35,316 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 2069 transitions. [2018-12-09 13:04:35,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 13:04:35,317 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:04:35,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:04:35,484 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 13:04:36,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:04:36,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2073 states to 1656 states and 2073 transitions. [2018-12-09 13:04:36,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 2073 transitions. [2018-12-09 13:04:36,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 13:04:36,200 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:04:36,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:04:36,252 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-12-09 13:04:37,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:04:37,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2086 states to 1666 states and 2086 transitions. [2018-12-09 13:04:37,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 2086 transitions. [2018-12-09 13:04:37,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 13:04:37,281 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:04:37,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:04:37,330 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-12-09 13:04:39,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:04:39,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2114 states to 1689 states and 2114 transitions. [2018-12-09 13:04:39,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 2114 transitions. [2018-12-09 13:04:39,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 13:04:39,395 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:04:39,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:04:39,458 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-12-09 13:04:40,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:04:40,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 1693 states and 2116 transitions. [2018-12-09 13:04:40,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 2116 transitions. [2018-12-09 13:04:40,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 13:04:40,261 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:04:40,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:04:40,310 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-12-09 13:04:40,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:04:40,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2127 states to 1701 states and 2127 transitions. [2018-12-09 13:04:40,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 2127 transitions. [2018-12-09 13:04:40,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 13:04:40,715 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:04:40,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:04:40,763 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-12-09 13:04:41,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:04:41,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2129 states to 1705 states and 2129 transitions. [2018-12-09 13:04:41,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 2129 transitions. [2018-12-09 13:04:41,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 13:04:41,345 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:04:41,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:04:41,413 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-12-09 13:04:42,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:04:42,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 1711 states and 2134 transitions. [2018-12-09 13:04:42,153 INFO L276 IsEmpty]: Start isEmpty. Operand 1711 states and 2134 transitions. [2018-12-09 13:04:42,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 13:04:42,154 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:04:42,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:04:42,212 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-12-09 13:04:42,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:04:42,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2137 states to 1715 states and 2137 transitions. [2018-12-09 13:04:42,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1715 states and 2137 transitions. [2018-12-09 13:04:42,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 13:04:42,626 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:04:42,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:04:42,673 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-12-09 13:04:43,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:04:43,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2138 states to 1717 states and 2138 transitions. [2018-12-09 13:04:43,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1717 states and 2138 transitions. [2018-12-09 13:04:43,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 13:04:43,086 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:04:43,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:04:43,142 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-12-09 13:04:43,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:04:43,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2142 states to 1721 states and 2142 transitions. [2018-12-09 13:04:43,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 2142 transitions. [2018-12-09 13:04:43,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 13:04:43,569 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:04:43,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:04:43,626 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-12-09 13:04:44,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:04:44,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2145 states to 1725 states and 2145 transitions. [2018-12-09 13:04:44,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1725 states and 2145 transitions. [2018-12-09 13:04:44,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 13:04:44,173 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:04:44,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:04:44,247 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 13:04:44,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:04:44,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2149 states to 1726 states and 2149 transitions. [2018-12-09 13:04:44,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1726 states and 2149 transitions. [2018-12-09 13:04:44,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 13:04:44,789 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:04:44,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:04:44,862 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 13:04:47,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:04:47,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2206 states to 1783 states and 2206 transitions. [2018-12-09 13:04:47,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 2206 transitions. [2018-12-09 13:04:47,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 13:04:47,581 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:04:47,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:04:47,657 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 13:05:02,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:02,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2268 states to 1832 states and 2268 transitions. [2018-12-09 13:05:02,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 2268 transitions. [2018-12-09 13:05:02,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 13:05:02,139 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:02,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:02,267 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 13:05:05,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:05,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2280 states to 1842 states and 2280 transitions. [2018-12-09 13:05:05,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 2280 transitions. [2018-12-09 13:05:05,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 13:05:05,421 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:05,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:05,493 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 13:05:08,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:08,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2339 states to 1887 states and 2339 transitions. [2018-12-09 13:05:08,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1887 states and 2339 transitions. [2018-12-09 13:05:08,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 13:05:08,717 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:08,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:08,845 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 13:05:11,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:11,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2353 states to 1904 states and 2353 transitions. [2018-12-09 13:05:11,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 2353 transitions. [2018-12-09 13:05:11,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 13:05:11,018 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:11,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:11,093 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 13:05:11,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:11,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2354 states to 1906 states and 2354 transitions. [2018-12-09 13:05:11,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1906 states and 2354 transitions. [2018-12-09 13:05:11,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 13:05:11,496 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:11,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:11,568 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 13:05:12,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:12,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2362 states to 1914 states and 2362 transitions. [2018-12-09 13:05:12,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 2362 transitions. [2018-12-09 13:05:12,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 13:05:12,557 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:12,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:12,624 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 13:05:12,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:12,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2362 states to 1915 states and 2362 transitions. [2018-12-09 13:05:12,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 2362 transitions. [2018-12-09 13:05:12,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 13:05:12,668 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:12,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:12,744 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 13:05:14,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:14,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2389 states to 1942 states and 2389 transitions. [2018-12-09 13:05:14,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1942 states and 2389 transitions. [2018-12-09 13:05:14,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 13:05:14,997 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:15,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:15,069 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 13:05:15,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:15,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2404 states to 1958 states and 2404 transitions. [2018-12-09 13:05:15,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 2404 transitions. [2018-12-09 13:05:15,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 13:05:15,567 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:15,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:15,658 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 13:05:15,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:15,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2405 states to 1960 states and 2405 transitions. [2018-12-09 13:05:15,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 2405 transitions. [2018-12-09 13:05:15,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 13:05:15,899 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:15,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:15,976 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 13:05:16,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:16,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2406 states to 1962 states and 2406 transitions. [2018-12-09 13:05:16,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 2406 transitions. [2018-12-09 13:05:16,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 13:05:16,360 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:16,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:16,439 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-09 13:05:16,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:16,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2407 states to 1964 states and 2407 transitions. [2018-12-09 13:05:16,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 2407 transitions. [2018-12-09 13:05:16,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-09 13:05:16,678 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:16,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:16,707 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-09 13:05:17,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:17,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2418 states to 1973 states and 2418 transitions. [2018-12-09 13:05:17,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1973 states and 2418 transitions. [2018-12-09 13:05:17,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-09 13:05:17,913 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:17,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:17,948 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 232 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-09 13:05:19,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:19,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2443 states to 1996 states and 2443 transitions. [2018-12-09 13:05:19,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1996 states and 2443 transitions. [2018-12-09 13:05:19,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 13:05:19,346 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:19,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:19,399 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2018-12-09 13:05:19,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:19,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2447 states to 2001 states and 2447 transitions. [2018-12-09 13:05:19,738 INFO L276 IsEmpty]: Start isEmpty. Operand 2001 states and 2447 transitions. [2018-12-09 13:05:19,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 13:05:19,739 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:19,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:19,791 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2018-12-09 13:05:21,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:21,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2488 states to 2035 states and 2488 transitions. [2018-12-09 13:05:21,834 INFO L276 IsEmpty]: Start isEmpty. Operand 2035 states and 2488 transitions. [2018-12-09 13:05:21,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 13:05:21,835 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:21,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:21,889 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2018-12-09 13:05:25,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:25,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2530 states to 2076 states and 2530 transitions. [2018-12-09 13:05:25,645 INFO L276 IsEmpty]: Start isEmpty. Operand 2076 states and 2530 transitions. [2018-12-09 13:05:25,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 13:05:25,646 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:25,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:25,711 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2018-12-09 13:05:28,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:28,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2551 states to 2099 states and 2551 transitions. [2018-12-09 13:05:28,896 INFO L276 IsEmpty]: Start isEmpty. Operand 2099 states and 2551 transitions. [2018-12-09 13:05:28,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 13:05:28,898 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:28,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:28,965 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2018-12-09 13:05:29,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:29,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2552 states to 2101 states and 2552 transitions. [2018-12-09 13:05:29,430 INFO L276 IsEmpty]: Start isEmpty. Operand 2101 states and 2552 transitions. [2018-12-09 13:05:29,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 13:05:29,431 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:29,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:29,483 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2018-12-09 13:05:29,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:29,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2554 states to 2102 states and 2554 transitions. [2018-12-09 13:05:29,574 INFO L276 IsEmpty]: Start isEmpty. Operand 2102 states and 2554 transitions. [2018-12-09 13:05:29,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 13:05:29,575 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:29,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:29,626 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2018-12-09 13:05:31,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:31,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 2117 states and 2572 transitions. [2018-12-09 13:05:31,335 INFO L276 IsEmpty]: Start isEmpty. Operand 2117 states and 2572 transitions. [2018-12-09 13:05:31,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 13:05:31,336 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:31,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:31,391 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2018-12-09 13:05:31,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:31,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2118 states and 2573 transitions. [2018-12-09 13:05:31,935 INFO L276 IsEmpty]: Start isEmpty. Operand 2118 states and 2573 transitions. [2018-12-09 13:05:31,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 13:05:31,936 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:31,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:31,991 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2018-12-09 13:05:32,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:32,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2580 states to 2125 states and 2580 transitions. [2018-12-09 13:05:32,987 INFO L276 IsEmpty]: Start isEmpty. Operand 2125 states and 2580 transitions. [2018-12-09 13:05:32,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 13:05:32,988 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:33,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:33,043 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2018-12-09 13:05:33,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:33,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2580 states to 2126 states and 2580 transitions. [2018-12-09 13:05:33,530 INFO L276 IsEmpty]: Start isEmpty. Operand 2126 states and 2580 transitions. [2018-12-09 13:05:33,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 13:05:33,531 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:33,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:33,584 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2018-12-09 13:05:35,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:35,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2614 states to 2161 states and 2614 transitions. [2018-12-09 13:05:35,954 INFO L276 IsEmpty]: Start isEmpty. Operand 2161 states and 2614 transitions. [2018-12-09 13:05:35,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 13:05:35,955 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:35,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:36,017 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2018-12-09 13:05:36,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:36,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2614 states to 2162 states and 2614 transitions. [2018-12-09 13:05:36,502 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 2614 transitions. [2018-12-09 13:05:36,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 13:05:36,503 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:36,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:36,588 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-09 13:05:39,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:39,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2659 states to 2201 states and 2659 transitions. [2018-12-09 13:05:39,033 INFO L276 IsEmpty]: Start isEmpty. Operand 2201 states and 2659 transitions. [2018-12-09 13:05:39,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 13:05:39,035 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:39,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:39,185 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-09 13:05:41,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:41,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2681 states to 2218 states and 2681 transitions. [2018-12-09 13:05:41,003 INFO L276 IsEmpty]: Start isEmpty. Operand 2218 states and 2681 transitions. [2018-12-09 13:05:41,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 13:05:41,005 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:41,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:41,093 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-09 13:05:41,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:41,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2683 states to 2221 states and 2683 transitions. [2018-12-09 13:05:41,576 INFO L276 IsEmpty]: Start isEmpty. Operand 2221 states and 2683 transitions. [2018-12-09 13:05:41,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 13:05:41,577 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:41,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:41,660 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-09 13:05:42,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:42,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2684 states to 2223 states and 2684 transitions. [2018-12-09 13:05:42,125 INFO L276 IsEmpty]: Start isEmpty. Operand 2223 states and 2684 transitions. [2018-12-09 13:05:42,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 13:05:42,126 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:42,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:42,210 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-09 13:05:42,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:42,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2685 states to 2225 states and 2685 transitions. [2018-12-09 13:05:42,699 INFO L276 IsEmpty]: Start isEmpty. Operand 2225 states and 2685 transitions. [2018-12-09 13:05:42,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 13:05:42,700 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:42,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:42,777 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-09 13:05:43,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:43,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2686 states to 2227 states and 2686 transitions. [2018-12-09 13:05:43,273 INFO L276 IsEmpty]: Start isEmpty. Operand 2227 states and 2686 transitions. [2018-12-09 13:05:43,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-12-09 13:05:43,274 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:43,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:43,657 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 233 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-09 13:05:45,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:45,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2701 states to 2239 states and 2701 transitions. [2018-12-09 13:05:45,670 INFO L276 IsEmpty]: Start isEmpty. Operand 2239 states and 2701 transitions. [2018-12-09 13:05:45,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-09 13:05:45,673 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:45,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:45,717 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-09 13:05:47,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:47,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2753 states to 2290 states and 2753 transitions. [2018-12-09 13:05:47,796 INFO L276 IsEmpty]: Start isEmpty. Operand 2290 states and 2753 transitions. [2018-12-09 13:05:47,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-09 13:05:47,798 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:47,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:47,936 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-09 13:05:48,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:48,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2772 states to 2309 states and 2772 transitions. [2018-12-09 13:05:48,797 INFO L276 IsEmpty]: Start isEmpty. Operand 2309 states and 2772 transitions. [2018-12-09 13:05:48,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-09 13:05:48,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:48,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:49,063 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2018-12-09 13:05:50,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:50,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2783 states to 2313 states and 2783 transitions. [2018-12-09 13:05:50,592 INFO L276 IsEmpty]: Start isEmpty. Operand 2313 states and 2783 transitions. [2018-12-09 13:05:50,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-09 13:05:50,593 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:50,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:50,661 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 206 proven. 4 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-12-09 13:05:51,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:51,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2792 states to 2318 states and 2792 transitions. [2018-12-09 13:05:51,626 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 2792 transitions. [2018-12-09 13:05:51,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-09 13:05:51,627 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:51,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:51,696 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 206 proven. 4 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-12-09 13:05:53,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:53,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2812 states to 2339 states and 2812 transitions. [2018-12-09 13:05:53,825 INFO L276 IsEmpty]: Start isEmpty. Operand 2339 states and 2812 transitions. [2018-12-09 13:05:53,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-09 13:05:53,826 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:53,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:53,893 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 206 proven. 4 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-12-09 13:05:54,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:54,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2820 states to 2347 states and 2820 transitions. [2018-12-09 13:05:54,937 INFO L276 IsEmpty]: Start isEmpty. Operand 2347 states and 2820 transitions. [2018-12-09 13:05:54,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-09 13:05:54,938 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:54,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:55,015 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 206 proven. 4 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-12-09 13:05:56,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:56,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2830 states to 2357 states and 2830 transitions. [2018-12-09 13:05:56,358 INFO L276 IsEmpty]: Start isEmpty. Operand 2357 states and 2830 transitions. [2018-12-09 13:05:56,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-09 13:05:56,359 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:56,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:56,428 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 206 proven. 4 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-12-09 13:05:56,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:56,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2833 states to 2361 states and 2833 transitions. [2018-12-09 13:05:56,926 INFO L276 IsEmpty]: Start isEmpty. Operand 2361 states and 2833 transitions. [2018-12-09 13:05:56,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-12-09 13:05:56,927 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:05:56,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:05:57,040 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 3 proven. 258 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-09 13:05:58,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:05:58,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2764 states to 2294 states and 2764 transitions. [2018-12-09 13:05:58,220 INFO L276 IsEmpty]: Start isEmpty. Operand 2294 states and 2764 transitions. [2018-12-09 13:05:58,221 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 13:05:58,221 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 182 iterations. [2018-12-09 13:05:58,227 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 13:05:58,335 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 35 [2018-12-09 13:05:58,436 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 33 [2018-12-09 13:05:58,542 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 37 [2018-12-09 13:05:58,797 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 36 [2018-12-09 13:05:59,159 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 37 [2018-12-09 13:05:59,277 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 37 [2018-12-09 13:05:59,531 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 36 [2018-12-09 13:05:59,678 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 37 [2018-12-09 13:05:59,889 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 37 [2018-12-09 13:06:00,216 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 36 [2018-12-09 13:06:00,401 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 37 [2018-12-09 13:06:00,703 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 36 [2018-12-09 13:06:01,200 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 33 [2018-12-09 13:06:01,611 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 36 [2018-12-09 13:06:01,821 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 37 [2018-12-09 13:06:02,043 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 36 [2018-12-09 13:06:02,205 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 36 [2018-12-09 13:06:02,315 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 36 [2018-12-09 13:06:02,565 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 36 [2018-12-09 13:06:02,695 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 25 [2018-12-09 13:06:02,844 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 31 [2018-12-09 13:06:03,102 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 35 [2018-12-09 13:06:03,247 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 35 [2018-12-09 13:06:03,355 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 37 [2018-12-09 13:06:03,538 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 49 [2018-12-09 13:06:03,925 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 37 [2018-12-09 13:06:04,169 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 36 [2018-12-09 13:06:04,326 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 36 [2018-12-09 13:06:04,441 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 37 [2018-12-09 13:06:04,441 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 13:06:04,443 INFO L583 CodeCheckObserver]: Invariant with dag size 25 [2018-12-09 13:06:04,450 INFO L583 CodeCheckObserver]: Invariant with dag size 25 [2018-12-09 13:06:04,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 01:06:04 ImpRootNode [2018-12-09 13:06:04,451 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 13:06:04,451 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 13:06:04,451 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 13:06:04,451 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 13:06:04,452 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:02:35" (3/4) ... [2018-12-09 13:06:04,455 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 13:06:04,466 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 100 nodes and edges [2018-12-09 13:06:04,467 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-12-09 13:06:04,467 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-09 13:06:04,468 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 13:06:04,545 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d9dc8666-fb5f-46a8-a3a7-7526425d44bd/bin-2019/ukojak/witness.graphml [2018-12-09 13:06:04,545 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 13:06:04,546 INFO L168 Benchmark]: Toolchain (without parser) took 210609.02 ms. Allocated memory was 1.0 GB in the beginning and 3.5 GB in the end (delta: 2.5 GB). Free memory was 951.7 MB in the beginning and 2.9 GB in the end (delta: -2.0 GB). Peak memory consumption was 496.4 MB. Max. memory is 11.5 GB. [2018-12-09 13:06:04,547 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 13:06:04,547 INFO L168 Benchmark]: CACSL2BoogieTranslator took 291.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -174.3 MB). Peak memory consumption was 35.5 MB. Max. memory is 11.5 GB. [2018-12-09 13:06:04,547 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-09 13:06:04,547 INFO L168 Benchmark]: Boogie Preprocessor took 30.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-09 13:06:04,548 INFO L168 Benchmark]: RCFGBuilder took 1003.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 900.8 MB in the end (delta: 211.6 MB). Peak memory consumption was 211.6 MB. Max. memory is 11.5 GB. [2018-12-09 13:06:04,548 INFO L168 Benchmark]: CodeCheck took 209144.60 ms. Allocated memory was 1.2 GB in the beginning and 3.5 GB in the end (delta: 2.3 GB). Free memory was 900.8 MB in the beginning and 2.9 GB in the end (delta: -2.0 GB). Peak memory consumption was 2.6 GB. Max. memory is 11.5 GB. [2018-12-09 13:06:04,548 INFO L168 Benchmark]: Witness Printer took 94.40 ms. Allocated memory is still 3.5 GB. Free memory is still 2.9 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 13:06:04,550 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, 198 locations, 1 error locations. SAFE Result, 202.8s OverallTime, 182 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1073874308 SDtfs, 726287334 SDslu, -2146689326 SDs, 0 SdLazy, 922706436 SolverSat, 1210076708 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 645.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 192991 GetRequests, 188464 SyntacticMatches, 2713 SemanticMatches, 1814 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2439711 ImplicationChecksByTransitivity, 182.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 17.1s InterpolantComputationTime, 27396 NumberOfCodeBlocks, 27396 NumberOfCodeBlocksAsserted, 181 NumberOfCheckSat, 27215 ConstructedInterpolants, 0 QuantifiedInterpolants, 17136489 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 181 InterpolantComputations, 142 PerfectInterpolantSequences, 22024/22617 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: 479]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((!(a8 == 15) || !(a17 == 1)) || (((!(a7 == 1) && !(a20 == 1)) && a12 == 8) && a21 == 1)) || !(a16 == 4) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((!(a8 == 15) || !(a17 == 1)) || (((!(a7 == 1) && !(a20 == 1)) && a12 == 8) && a21 == 1)) || !(a16 == 4) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 291.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -174.3 MB). Peak memory consumption was 35.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 40.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1003.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 900.8 MB in the end (delta: 211.6 MB). Peak memory consumption was 211.6 MB. Max. memory is 11.5 GB. * CodeCheck took 209144.60 ms. Allocated memory was 1.2 GB in the beginning and 3.5 GB in the end (delta: 2.3 GB). Free memory was 900.8 MB in the beginning and 2.9 GB in the end (delta: -2.0 GB). Peak memory consumption was 2.6 GB. Max. memory is 11.5 GB. * Witness Printer took 94.40 ms. Allocated memory is still 3.5 GB. Free memory is still 2.9 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...