./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label25_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_2506c828-a591-4635-88a1-3236ea9eb2c5/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2506c828-a591-4635-88a1-3236ea9eb2c5/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2506c828-a591-4635-88a1-3236ea9eb2c5/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2506c828-a591-4635-88a1-3236ea9eb2c5/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label25_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2506c828-a591-4635-88a1-3236ea9eb2c5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2506c828-a591-4635-88a1-3236ea9eb2c5/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 ef22932a563d89d9fa5a5b8bcd7f4a5eeb34d0f3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 10:40:17,513 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 10:40:17,514 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 10:40:17,520 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 10:40:17,520 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 10:40:17,521 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 10:40:17,521 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 10:40:17,522 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 10:40:17,523 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 10:40:17,523 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 10:40:17,523 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 10:40:17,524 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 10:40:17,524 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 10:40:17,525 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 10:40:17,525 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 10:40:17,525 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 10:40:17,526 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 10:40:17,527 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 10:40:17,527 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 10:40:17,528 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 10:40:17,529 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 10:40:17,529 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 10:40:17,530 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 10:40:17,530 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 10:40:17,530 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 10:40:17,531 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 10:40:17,531 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 10:40:17,532 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 10:40:17,532 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 10:40:17,532 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 10:40:17,533 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 10:40:17,533 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 10:40:17,533 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 10:40:17,533 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 10:40:17,533 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 10:40:17,534 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 10:40:17,534 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2506c828-a591-4635-88a1-3236ea9eb2c5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 10:40:17,541 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 10:40:17,541 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 10:40:17,542 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 10:40:17,542 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 10:40:17,542 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 10:40:17,542 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 10:40:17,542 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 10:40:17,542 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 10:40:17,542 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 10:40:17,542 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 10:40:17,543 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 10:40:17,543 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 10:40:17,543 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 10:40:17,543 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 10:40:17,543 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 10:40:17,543 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 10:40:17,543 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 10:40:17,543 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 10:40:17,543 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 10:40:17,543 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 10:40:17,543 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 10:40:17,543 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 10:40:17,544 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 10:40:17,544 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 10:40:17,544 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 10:40:17,544 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 10:40:17,544 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 10:40:17,544 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 10:40:17,544 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 10:40:17,544 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_2506c828-a591-4635-88a1-3236ea9eb2c5/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 -> ef22932a563d89d9fa5a5b8bcd7f4a5eeb34d0f3 [2018-12-09 10:40:17,562 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 10:40:17,571 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 10:40:17,573 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 10:40:17,574 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 10:40:17,575 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 10:40:17,575 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2506c828-a591-4635-88a1-3236ea9eb2c5/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label25_true-unreach-call_false-termination.c [2018-12-09 10:40:17,614 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2506c828-a591-4635-88a1-3236ea9eb2c5/bin-2019/ukojak/data/23a090a23/c5444c42cd5441e38766cedb09ff6d53/FLAG5595c7cec [2018-12-09 10:40:17,953 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 10:40:17,953 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2506c828-a591-4635-88a1-3236ea9eb2c5/sv-benchmarks/c/eca-rers2012/Problem02_label25_true-unreach-call_false-termination.c [2018-12-09 10:40:17,959 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2506c828-a591-4635-88a1-3236ea9eb2c5/bin-2019/ukojak/data/23a090a23/c5444c42cd5441e38766cedb09ff6d53/FLAG5595c7cec [2018-12-09 10:40:17,968 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2506c828-a591-4635-88a1-3236ea9eb2c5/bin-2019/ukojak/data/23a090a23/c5444c42cd5441e38766cedb09ff6d53 [2018-12-09 10:40:17,970 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 10:40:17,970 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 10:40:17,971 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 10:40:17,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 10:40:17,973 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 10:40:17,973 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 10:40:17" (1/1) ... [2018-12-09 10:40:17,975 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ba821c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:40:17, skipping insertion in model container [2018-12-09 10:40:17,975 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 10:40:17" (1/1) ... [2018-12-09 10:40:17,979 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 10:40:18,001 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 10:40:18,168 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 10:40:18,171 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 10:40:18,260 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 10:40:18,269 INFO L195 MainTranslator]: Completed translation [2018-12-09 10:40:18,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:40:18 WrapperNode [2018-12-09 10:40:18,270 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 10:40:18,270 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 10:40:18,270 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 10:40:18,270 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 10:40:18,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:40:18" (1/1) ... [2018-12-09 10:40:18,283 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:40:18" (1/1) ... [2018-12-09 10:40:18,308 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 10:40:18,308 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 10:40:18,308 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 10:40:18,308 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 10:40:18,314 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:40:18" (1/1) ... [2018-12-09 10:40:18,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:40:18" (1/1) ... [2018-12-09 10:40:18,316 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:40:18" (1/1) ... [2018-12-09 10:40:18,316 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:40:18" (1/1) ... [2018-12-09 10:40:18,324 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:40:18" (1/1) ... [2018-12-09 10:40:18,331 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:40:18" (1/1) ... [2018-12-09 10:40:18,333 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:40:18" (1/1) ... [2018-12-09 10:40:18,337 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 10:40:18,337 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 10:40:18,337 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 10:40:18,337 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 10:40:18,338 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:40:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2506c828-a591-4635-88a1-3236ea9eb2c5/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 10:40:18,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 10:40:18,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 10:40:19,351 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 10:40:19,351 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-09 10:40:19,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:40:19 BoogieIcfgContainer [2018-12-09 10:40:19,352 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 10:40:19,352 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 10:40:19,352 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 10:40:19,359 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 10:40:19,359 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:40:19" (1/1) ... [2018-12-09 10:40:19,367 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:40:19,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:19,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-09 10:40:19,392 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-09 10:40:19,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-09 10:40:19,395 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:19,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:19,606 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 10:40:19,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:19,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 163 states and 241 transitions. [2018-12-09 10:40:19,884 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 241 transitions. [2018-12-09 10:40:19,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-09 10:40:19,886 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:19,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:19,942 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 10:40:20,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:20,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 164 states and 242 transitions. [2018-12-09 10:40:20,036 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 242 transitions. [2018-12-09 10:40:20,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-09 10:40:20,038 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:20,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:20,083 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:40:20,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:20,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 181 states and 268 transitions. [2018-12-09 10:40:20,198 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 268 transitions. [2018-12-09 10:40:20,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-09 10:40:20,200 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:20,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:20,244 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:40:20,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:20,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 199 states and 292 transitions. [2018-12-09 10:40:20,527 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 292 transitions. [2018-12-09 10:40:20,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-09 10:40:20,528 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:20,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:20,576 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 10:40:20,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:20,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 220 states and 320 transitions. [2018-12-09 10:40:20,790 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 320 transitions. [2018-12-09 10:40:20,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 10:40:20,794 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:20,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:20,820 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:40:20,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:20,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 224 states and 325 transitions. [2018-12-09 10:40:20,961 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 325 transitions. [2018-12-09 10:40:20,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-09 10:40:20,962 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:20,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:20,989 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 10:40:21,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:21,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 242 states and 345 transitions. [2018-12-09 10:40:21,307 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 345 transitions. [2018-12-09 10:40:21,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-09 10:40:21,308 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:21,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:21,338 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 10:40:21,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:21,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 246 states and 349 transitions. [2018-12-09 10:40:21,362 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 349 transitions. [2018-12-09 10:40:21,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 10:40:21,364 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:21,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:21,396 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 10:40:21,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:21,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 247 states and 351 transitions. [2018-12-09 10:40:21,513 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 351 transitions. [2018-12-09 10:40:21,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 10:40:21,514 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:21,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:21,537 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 10:40:21,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:21,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 250 states and 354 transitions. [2018-12-09 10:40:21,632 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 354 transitions. [2018-12-09 10:40:21,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 10:40:21,633 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:21,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:21,732 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 10:40:22,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:22,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 329 states and 438 transitions. [2018-12-09 10:40:22,120 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 438 transitions. [2018-12-09 10:40:22,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-09 10:40:22,121 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:22,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:22,146 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 10:40:22,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:22,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 345 states and 458 transitions. [2018-12-09 10:40:22,288 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 458 transitions. [2018-12-09 10:40:22,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-09 10:40:22,288 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:22,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:22,319 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 10:40:22,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:22,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 347 states and 459 transitions. [2018-12-09 10:40:22,404 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 459 transitions. [2018-12-09 10:40:22,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-09 10:40:22,404 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:22,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:22,453 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:40:22,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:22,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 377 states and 497 transitions. [2018-12-09 10:40:22,913 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 497 transitions. [2018-12-09 10:40:22,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-09 10:40:22,914 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:22,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:22,966 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 10:40:23,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:23,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 407 states and 532 transitions. [2018-12-09 10:40:23,649 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 532 transitions. [2018-12-09 10:40:23,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-09 10:40:23,650 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:23,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:23,688 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 10:40:23,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:23,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 410 states and 535 transitions. [2018-12-09 10:40:23,778 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 535 transitions. [2018-12-09 10:40:23,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-09 10:40:23,778 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:23,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:23,793 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 10:40:23,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:23,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 423 states and 549 transitions. [2018-12-09 10:40:23,875 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 549 transitions. [2018-12-09 10:40:23,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-09 10:40:23,875 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:23,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:23,891 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:40:24,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:24,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 442 states and 571 transitions. [2018-12-09 10:40:24,069 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 571 transitions. [2018-12-09 10:40:24,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-09 10:40:24,070 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:24,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:24,093 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 10:40:24,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:24,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 446 states and 574 transitions. [2018-12-09 10:40:24,172 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 574 transitions. [2018-12-09 10:40:24,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-09 10:40:24,173 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:24,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:24,190 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 10:40:24,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:24,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 451 states and 578 transitions. [2018-12-09 10:40:24,209 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 578 transitions. [2018-12-09 10:40:24,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-09 10:40:24,210 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:24,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:24,289 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 10:40:24,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:24,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 453 states and 581 transitions. [2018-12-09 10:40:24,500 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 581 transitions. [2018-12-09 10:40:24,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-09 10:40:24,501 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:24,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:24,597 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 10:40:24,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:24,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 467 states and 596 transitions. [2018-12-09 10:40:24,908 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 596 transitions. [2018-12-09 10:40:24,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-09 10:40:24,909 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:24,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:24,925 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:40:25,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:25,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 471 states and 601 transitions. [2018-12-09 10:40:25,052 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 601 transitions. [2018-12-09 10:40:25,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-09 10:40:25,052 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:25,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:25,300 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 75 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 10:40:26,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:26,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 511 states and 652 transitions. [2018-12-09 10:40:26,353 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 652 transitions. [2018-12-09 10:40:26,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-09 10:40:26,353 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:26,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:26,380 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:40:26,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:26,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 530 states and 671 transitions. [2018-12-09 10:40:26,471 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 671 transitions. [2018-12-09 10:40:26,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 10:40:26,471 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:26,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:26,508 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 10:40:26,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:26,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 535 states and 676 transitions. [2018-12-09 10:40:26,619 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 676 transitions. [2018-12-09 10:40:26,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 10:40:26,619 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:26,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:26,643 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:40:26,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:26,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 537 states and 678 transitions. [2018-12-09 10:40:26,658 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 678 transitions. [2018-12-09 10:40:26,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-09 10:40:26,659 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:26,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:26,682 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 10:40:26,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:26,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 538 states and 679 transitions. [2018-12-09 10:40:26,694 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 679 transitions. [2018-12-09 10:40:26,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-09 10:40:26,695 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:26,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:26,732 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 10:40:27,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:27,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 557 states and 701 transitions. [2018-12-09 10:40:27,171 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 701 transitions. [2018-12-09 10:40:27,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-09 10:40:27,172 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:27,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:27,209 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 10:40:27,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:27,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 558 states and 702 transitions. [2018-12-09 10:40:27,230 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 702 transitions. [2018-12-09 10:40:27,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 10:40:27,230 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:27,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:27,247 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 10:40:27,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:27,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 575 states and 719 transitions. [2018-12-09 10:40:27,294 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 719 transitions. [2018-12-09 10:40:27,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-09 10:40:27,295 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:27,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:27,327 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 10:40:27,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:27,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 577 states and 720 transitions. [2018-12-09 10:40:27,474 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 720 transitions. [2018-12-09 10:40:27,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-09 10:40:27,475 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:27,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:27,506 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:40:27,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:27,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 592 states and 735 transitions. [2018-12-09 10:40:27,817 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 735 transitions. [2018-12-09 10:40:27,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 10:40:27,818 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:27,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:27,850 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-09 10:40:27,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:27,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 594 states and 736 transitions. [2018-12-09 10:40:27,926 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 736 transitions. [2018-12-09 10:40:27,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-09 10:40:27,926 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:27,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:28,008 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 10:40:28,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:28,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 596 states and 738 transitions. [2018-12-09 10:40:28,146 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 738 transitions. [2018-12-09 10:40:28,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-12-09 10:40:28,147 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:28,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:28,170 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-12-09 10:40:28,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:28,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 597 states and 739 transitions. [2018-12-09 10:40:28,182 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 739 transitions. [2018-12-09 10:40:28,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-09 10:40:28,183 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:28,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:28,205 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 10:40:28,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:28,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 601 states and 743 transitions. [2018-12-09 10:40:28,232 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 743 transitions. [2018-12-09 10:40:28,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-12-09 10:40:28,233 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:28,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:28,311 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-12-09 10:40:28,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:28,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 603 states and 745 transitions. [2018-12-09 10:40:28,354 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 745 transitions. [2018-12-09 10:40:28,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-09 10:40:28,355 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:28,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:28,389 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 10:40:28,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:28,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 629 states and 772 transitions. [2018-12-09 10:40:28,466 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 772 transitions. [2018-12-09 10:40:28,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-09 10:40:28,466 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:28,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:28,501 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 10:40:28,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:28,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 641 states and 787 transitions. [2018-12-09 10:40:28,677 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 787 transitions. [2018-12-09 10:40:28,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-09 10:40:28,677 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:28,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:28,921 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 152 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 10:40:30,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:30,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 664 states and 817 transitions. [2018-12-09 10:40:30,385 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 817 transitions. [2018-12-09 10:40:30,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-09 10:40:30,386 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:30,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:30,412 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 10:40:30,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:30,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 668 states and 822 transitions. [2018-12-09 10:40:30,496 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 822 transitions. [2018-12-09 10:40:30,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-09 10:40:30,497 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:30,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:30,560 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-12-09 10:40:30,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:30,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 680 states and 833 transitions. [2018-12-09 10:40:30,904 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 833 transitions. [2018-12-09 10:40:30,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 10:40:30,916 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:30,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:30,954 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 10:40:31,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:31,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 710 states and 862 transitions. [2018-12-09 10:40:31,347 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 862 transitions. [2018-12-09 10:40:31,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-12-09 10:40:31,347 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:31,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:31,394 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 10:40:31,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:31,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 735 states and 887 transitions. [2018-12-09 10:40:31,800 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 887 transitions. [2018-12-09 10:40:31,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-09 10:40:31,800 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:31,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:31,829 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 10:40:31,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:31,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 741 states and 892 transitions. [2018-12-09 10:40:31,859 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 892 transitions. [2018-12-09 10:40:31,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-09 10:40:31,860 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:31,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:31,883 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 10:40:31,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:31,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 773 states and 924 transitions. [2018-12-09 10:40:31,968 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 924 transitions. [2018-12-09 10:40:31,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-09 10:40:31,969 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:31,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:32,031 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-09 10:40:32,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:32,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 778 states and 930 transitions. [2018-12-09 10:40:32,155 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 930 transitions. [2018-12-09 10:40:32,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-09 10:40:32,155 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:32,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:32,218 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-09 10:40:32,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:32,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 779 states and 930 transitions. [2018-12-09 10:40:32,340 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 930 transitions. [2018-12-09 10:40:32,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-09 10:40:32,340 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:32,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:32,482 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:40:33,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:33,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 813 states and 968 transitions. [2018-12-09 10:40:33,076 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 968 transitions. [2018-12-09 10:40:33,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-09 10:40:33,077 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:33,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:33,105 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:40:33,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:33,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 815 states and 969 transitions. [2018-12-09 10:40:33,220 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 969 transitions. [2018-12-09 10:40:33,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-09 10:40:33,220 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:33,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:33,260 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 10:40:33,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:33,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 835 states and 990 transitions. [2018-12-09 10:40:33,451 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 990 transitions. [2018-12-09 10:40:33,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-09 10:40:33,452 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:33,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:33,498 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 10:40:33,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:33,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 838 states and 993 transitions. [2018-12-09 10:40:33,657 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 993 transitions. [2018-12-09 10:40:33,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-09 10:40:33,658 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:33,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:33,708 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 10:40:34,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:34,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 871 states and 1029 transitions. [2018-12-09 10:40:34,225 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1029 transitions. [2018-12-09 10:40:34,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-09 10:40:34,226 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:34,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:34,279 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 10:40:34,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:34,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 874 states and 1032 transitions. [2018-12-09 10:40:34,456 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1032 transitions. [2018-12-09 10:40:34,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-09 10:40:34,457 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:34,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:34,483 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 10:40:34,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:34,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 878 states and 1038 transitions. [2018-12-09 10:40:34,575 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1038 transitions. [2018-12-09 10:40:34,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-09 10:40:34,576 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:34,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:34,622 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 10:40:34,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:34,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 895 states and 1054 transitions. [2018-12-09 10:40:34,675 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1054 transitions. [2018-12-09 10:40:34,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-12-09 10:40:34,676 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:34,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:34,704 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 10:40:34,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:34,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 933 states and 1094 transitions. [2018-12-09 10:40:34,876 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1094 transitions. [2018-12-09 10:40:34,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-12-09 10:40:34,877 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:34,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:34,906 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-09 10:40:34,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:34,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 936 states and 1096 transitions. [2018-12-09 10:40:34,924 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1096 transitions. [2018-12-09 10:40:34,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-09 10:40:34,925 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:34,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:35,504 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:40:38,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:38,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 1057 states and 1236 transitions. [2018-12-09 10:40:38,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1236 transitions. [2018-12-09 10:40:38,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-09 10:40:38,058 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:38,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:38,214 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:40:38,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:38,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 1061 states and 1240 transitions. [2018-12-09 10:40:38,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 1240 transitions. [2018-12-09 10:40:38,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-09 10:40:38,459 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:38,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:38,602 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:40:38,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:38,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 1066 states and 1244 transitions. [2018-12-09 10:40:38,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1244 transitions. [2018-12-09 10:40:38,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-12-09 10:40:38,807 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:38,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:38,920 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-09 10:40:39,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:39,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 1145 states and 1326 transitions. [2018-12-09 10:40:39,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1326 transitions. [2018-12-09 10:40:39,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-09 10:40:39,467 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:39,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:39,625 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-09 10:40:40,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:40,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 1156 states and 1340 transitions. [2018-12-09 10:40:40,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1340 transitions. [2018-12-09 10:40:40,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-12-09 10:40:40,019 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:40,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:40,072 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-09 10:40:40,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:40,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 1183 states and 1367 transitions. [2018-12-09 10:40:40,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1367 transitions. [2018-12-09 10:40:40,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-09 10:40:40,149 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:40,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:40,384 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-09 10:40:43,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:43,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 1394 states and 1599 transitions. [2018-12-09 10:40:43,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 1599 transitions. [2018-12-09 10:40:43,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-12-09 10:40:43,297 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:43,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:43,455 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 411 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 10:40:44,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:44,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1437 states and 1648 transitions. [2018-12-09 10:40:44,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1437 states and 1648 transitions. [2018-12-09 10:40:44,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-12-09 10:40:44,558 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:44,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:44,636 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 411 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 10:40:44,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:44,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1651 states to 1441 states and 1651 transitions. [2018-12-09 10:40:44,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 1651 transitions. [2018-12-09 10:40:44,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-12-09 10:40:44,893 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:44,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:45,552 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 419 proven. 103 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 10:40:50,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:50,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 1578 states and 1818 transitions. [2018-12-09 10:40:50,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1578 states and 1818 transitions. [2018-12-09 10:40:50,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-12-09 10:40:50,075 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:50,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:50,250 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 419 proven. 103 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 10:40:51,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:51,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 1588 states and 1829 transitions. [2018-12-09 10:40:51,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 1829 transitions. [2018-12-09 10:40:51,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-12-09 10:40:51,063 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:51,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:51,220 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 419 proven. 103 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 10:40:51,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:51,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1855 states to 1612 states and 1855 transitions. [2018-12-09 10:40:51,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 1855 transitions. [2018-12-09 10:40:51,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-12-09 10:40:51,838 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:51,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:52,004 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 419 proven. 103 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 10:40:52,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:52,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1859 states to 1617 states and 1859 transitions. [2018-12-09 10:40:52,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1617 states and 1859 transitions. [2018-12-09 10:40:52,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-12-09 10:40:52,326 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:52,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:52,479 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 419 proven. 103 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 10:40:53,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:53,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1872 states to 1627 states and 1872 transitions. [2018-12-09 10:40:53,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1627 states and 1872 transitions. [2018-12-09 10:40:53,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-12-09 10:40:53,369 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:53,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:53,524 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 419 proven. 103 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 10:40:54,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:54,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1877 states to 1632 states and 1877 transitions. [2018-12-09 10:40:54,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 1877 transitions. [2018-12-09 10:40:54,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2018-12-09 10:40:54,105 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:54,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:54,259 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 419 proven. 103 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 10:40:54,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:54,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 1636 states and 1880 transitions. [2018-12-09 10:40:54,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 1880 transitions. [2018-12-09 10:40:54,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2018-12-09 10:40:54,623 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:54,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:54,674 INFO L134 CoverageAnalysis]: Checked inductivity of 603 backedges. 350 proven. 0 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2018-12-09 10:40:54,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:54,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1882 states to 1639 states and 1882 transitions. [2018-12-09 10:40:54,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 1882 transitions. [2018-12-09 10:40:54,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2018-12-09 10:40:54,816 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:54,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:54,902 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 574 proven. 16 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-09 10:40:55,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:55,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1907 states to 1663 states and 1907 transitions. [2018-12-09 10:40:55,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1663 states and 1907 transitions. [2018-12-09 10:40:55,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2018-12-09 10:40:55,766 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:55,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:55,867 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 574 proven. 16 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-12-09 10:40:56,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:56,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1910 states to 1667 states and 1910 transitions. [2018-12-09 10:40:56,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 1910 transitions. [2018-12-09 10:40:56,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-12-09 10:40:56,196 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:56,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:56,254 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 506 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-12-09 10:40:59,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:40:59,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1977 states to 1717 states and 1977 transitions. [2018-12-09 10:40:59,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1717 states and 1977 transitions. [2018-12-09 10:40:59,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-12-09 10:40:59,150 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:40:59,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:40:59,207 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 506 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-12-09 10:41:00,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:41:00,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2002 states to 1739 states and 2002 transitions. [2018-12-09 10:41:00,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 2002 transitions. [2018-12-09 10:41:00,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-12-09 10:41:00,989 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:41:01,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:41:01,067 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 506 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-12-09 10:41:01,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:41:01,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2005 states to 1743 states and 2005 transitions. [2018-12-09 10:41:01,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 2005 transitions. [2018-12-09 10:41:01,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-12-09 10:41:01,400 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:41:01,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:41:01,458 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 506 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-12-09 10:41:02,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:41:02,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2029 states to 1761 states and 2029 transitions. [2018-12-09 10:41:02,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 2029 transitions. [2018-12-09 10:41:02,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-12-09 10:41:02,476 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:41:02,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:41:02,536 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 506 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-12-09 10:41:02,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:41:02,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2038 states to 1771 states and 2038 transitions. [2018-12-09 10:41:02,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 2038 transitions. [2018-12-09 10:41:02,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 10:41:02,840 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:41:02,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:41:03,316 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 75 proven. 400 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2018-12-09 10:41:05,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:41:05,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2083 states to 1811 states and 2083 transitions. [2018-12-09 10:41:05,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 2083 transitions. [2018-12-09 10:41:05,630 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 10:41:05,630 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 85 iterations. [2018-12-09 10:41:05,637 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 10:41:09,992 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 10:41:09,993 INFO L583 CodeCheckObserver]: Invariant with dag size 19 [2018-12-09 10:41:09,998 INFO L583 CodeCheckObserver]: Invariant with dag size 19 [2018-12-09 10:41:09,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 10:41:09 ImpRootNode [2018-12-09 10:41:09,999 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 10:41:09,999 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 10:41:09,999 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 10:41:09,999 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 10:41:09,999 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:40:19" (3/4) ... [2018-12-09 10:41:10,001 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 10:41:10,011 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-12-09 10:41:10,012 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-09 10:41:10,012 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-09 10:41:10,013 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 10:41:10,072 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2506c828-a591-4635-88a1-3236ea9eb2c5/bin-2019/ukojak/witness.graphml [2018-12-09 10:41:10,073 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 10:41:10,073 INFO L168 Benchmark]: Toolchain (without parser) took 52103.23 ms. Allocated memory was 1.0 GB in the beginning and 2.1 GB in the end (delta: 1.1 GB). Free memory was 949.5 MB in the beginning and 1.5 GB in the end (delta: -526.1 MB). Peak memory consumption was 536.1 MB. Max. memory is 11.5 GB. [2018-12-09 10:41:10,074 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 10:41:10,074 INFO L168 Benchmark]: CACSL2BoogieTranslator took 299.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -161.5 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-12-09 10:41:10,074 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.71 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 10:41:10,074 INFO L168 Benchmark]: Boogie Preprocessor took 28.80 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 10:41:10,074 INFO L168 Benchmark]: RCFGBuilder took 1014.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 881.6 MB in the end (delta: 218.6 MB). Peak memory consumption was 218.6 MB. Max. memory is 11.5 GB. [2018-12-09 10:41:10,075 INFO L168 Benchmark]: CodeCheck took 50646.69 ms. Allocated memory was 1.2 GB in the beginning and 2.1 GB in the end (delta: 939.5 MB). Free memory was 881.6 MB in the beginning and 1.5 GB in the end (delta: -594.1 MB). Peak memory consumption was 966.9 MB. Max. memory is 11.5 GB. [2018-12-09 10:41:10,075 INFO L168 Benchmark]: Witness Printer took 73.75 ms. Allocated memory is still 2.1 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 10:41:10,076 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 227 locations, 1 error locations. SAFE Result, 46.2s OverallTime, 85 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1997143868 SDtfs, -1324615172 SDslu, -1242004072 SDs, 0 SdLazy, 18434448 SolverSat, -2120325880 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 154.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 107956 GetRequests, 105182 SyntacticMatches, 2060 SemanticMatches, 714 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 315541 ImplicationChecksByTransitivity, 35.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 4.3s InterpolantComputationTime, 16712 NumberOfCodeBlocks, 16712 NumberOfCodeBlocksAsserted, 84 NumberOfCheckSat, 16628 ConstructedInterpolants, 0 QuantifiedInterpolants, 15600049 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 84 InterpolantComputations, 62 PerfectInterpolantSequences, 17555/18946 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: 574]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (a11 == 1 || (!(a17 == 7) || !(a25 == 1)) || !(a28 == 10)) || !(a19 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((a11 == 1 || !(a28 == 10)) || !(a17 == 7) || !(a25 == 1)) || !(a19 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 299.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -161.5 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.71 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.80 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1014.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 881.6 MB in the end (delta: 218.6 MB). Peak memory consumption was 218.6 MB. Max. memory is 11.5 GB. * CodeCheck took 50646.69 ms. Allocated memory was 1.2 GB in the beginning and 2.1 GB in the end (delta: 939.5 MB). Free memory was 881.6 MB in the beginning and 1.5 GB in the end (delta: -594.1 MB). Peak memory consumption was 966.9 MB. Max. memory is 11.5 GB. * Witness Printer took 73.75 ms. Allocated memory is still 2.1 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...