./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label10_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_ba00604b-415a-4680-ab6f-1b9567082b5f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ba00604b-415a-4680-ab6f-1b9567082b5f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ba00604b-415a-4680-ab6f-1b9567082b5f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ba00604b-415a-4680-ab6f-1b9567082b5f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label10_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ba00604b-415a-4680-ab6f-1b9567082b5f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ba00604b-415a-4680-ab6f-1b9567082b5f/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 ebfe45d4aa38a1256db2ee760b5b480b689c30c4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 06:31:53,069 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 06:31:53,070 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 06:31:53,075 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 06:31:53,076 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 06:31:53,076 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 06:31:53,077 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 06:31:53,078 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 06:31:53,078 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 06:31:53,079 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 06:31:53,079 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 06:31:53,079 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 06:31:53,080 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 06:31:53,080 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 06:31:53,081 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 06:31:53,081 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 06:31:53,082 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 06:31:53,083 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 06:31:53,083 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 06:31:53,084 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 06:31:53,085 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 06:31:53,085 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 06:31:53,087 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 06:31:53,087 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 06:31:53,087 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 06:31:53,087 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 06:31:53,088 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 06:31:53,088 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 06:31:53,089 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 06:31:53,089 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 06:31:53,089 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 06:31:53,090 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 06:31:53,090 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 06:31:53,090 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 06:31:53,091 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 06:31:53,091 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 06:31:53,091 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ba00604b-415a-4680-ab6f-1b9567082b5f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 06:31:53,098 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 06:31:53,099 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 06:31:53,099 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 06:31:53,099 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 06:31:53,100 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 06:31:53,100 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 06:31:53,100 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 06:31:53,100 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 06:31:53,100 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 06:31:53,100 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 06:31:53,100 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 06:31:53,100 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 06:31:53,100 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 06:31:53,100 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 06:31:53,101 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 06:31:53,101 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 06:31:53,101 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 06:31:53,101 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 06:31:53,101 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 06:31:53,101 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 06:31:53,101 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 06:31:53,101 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 06:31:53,101 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 06:31:53,101 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 06:31:53,101 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 06:31:53,102 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 06:31:53,102 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 06:31:53,102 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 06:31:53,102 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 06:31:53,102 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_ba00604b-415a-4680-ab6f-1b9567082b5f/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 -> ebfe45d4aa38a1256db2ee760b5b480b689c30c4 [2018-12-02 06:31:53,119 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 06:31:53,126 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 06:31:53,128 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 06:31:53,129 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 06:31:53,129 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 06:31:53,130 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ba00604b-415a-4680-ab6f-1b9567082b5f/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label10_true-unreach-call_false-termination.c [2018-12-02 06:31:53,169 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ba00604b-415a-4680-ab6f-1b9567082b5f/bin-2019/ukojak/data/e29a03953/652b0228e28a44469eef1a3b91a0b450/FLAG9ef348118 [2018-12-02 06:31:53,713 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 06:31:53,714 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ba00604b-415a-4680-ab6f-1b9567082b5f/sv-benchmarks/c/eca-rers2012/Problem02_label10_true-unreach-call_false-termination.c [2018-12-02 06:31:53,721 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ba00604b-415a-4680-ab6f-1b9567082b5f/bin-2019/ukojak/data/e29a03953/652b0228e28a44469eef1a3b91a0b450/FLAG9ef348118 [2018-12-02 06:31:54,171 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ba00604b-415a-4680-ab6f-1b9567082b5f/bin-2019/ukojak/data/e29a03953/652b0228e28a44469eef1a3b91a0b450 [2018-12-02 06:31:54,172 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 06:31:54,173 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 06:31:54,174 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 06:31:54,174 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 06:31:54,176 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 06:31:54,176 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:31:54" (1/1) ... [2018-12-02 06:31:54,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2817da2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:31:54, skipping insertion in model container [2018-12-02 06:31:54,178 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:31:54" (1/1) ... [2018-12-02 06:31:54,182 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 06:31:54,206 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 06:31:54,381 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 06:31:54,385 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 06:31:54,489 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 06:31:54,501 INFO L195 MainTranslator]: Completed translation [2018-12-02 06:31:54,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:31:54 WrapperNode [2018-12-02 06:31:54,502 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 06:31:54,502 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 06:31:54,502 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 06:31:54,502 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 06:31:54,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:31:54" (1/1) ... [2018-12-02 06:31:54,518 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:31:54" (1/1) ... [2018-12-02 06:31:54,555 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 06:31:54,555 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 06:31:54,555 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 06:31:54,555 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 06:31:54,562 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:31:54" (1/1) ... [2018-12-02 06:31:54,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:31:54" (1/1) ... [2018-12-02 06:31:54,565 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:31:54" (1/1) ... [2018-12-02 06:31:54,565 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:31:54" (1/1) ... [2018-12-02 06:31:54,579 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:31:54" (1/1) ... [2018-12-02 06:31:54,587 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:31:54" (1/1) ... [2018-12-02 06:31:54,591 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:31:54" (1/1) ... [2018-12-02 06:31:54,596 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 06:31:54,596 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 06:31:54,596 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 06:31:54,597 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 06:31:54,597 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:31:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ba00604b-415a-4680-ab6f-1b9567082b5f/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 [2018-12-02 06:31:54,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 06:31:54,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 06:31:55,625 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 06:31:55,625 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-02 06:31:55,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:31:55 BoogieIcfgContainer [2018-12-02 06:31:55,626 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 06:31:55,626 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 06:31:55,626 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 06:31:55,635 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 06:31:55,635 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:31:55" (1/1) ... [2018-12-02 06:31:55,644 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 06:31:55,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:31:55,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-02 06:31:55,669 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-02 06:31:55,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-02 06:31:55,672 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:31:55,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:31:55,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:31:56,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:31:56,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 163 states and 241 transitions. [2018-12-02 06:31:56,151 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 241 transitions. [2018-12-02 06:31:56,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-02 06:31:56,153 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:31:56,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:31:56,244 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:31:56,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:31:56,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 242 states and 330 transitions. [2018-12-02 06:31:56,615 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 330 transitions. [2018-12-02 06:31:56,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-02 06:31:56,616 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:31:56,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:31:56,872 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:31:57,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:31:57,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 247 states and 340 transitions. [2018-12-02 06:31:57,131 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 340 transitions. [2018-12-02 06:31:57,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-02 06:31:57,133 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:31:57,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:31:57,209 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:31:57,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:31:57,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 252 states and 349 transitions. [2018-12-02 06:31:57,379 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 349 transitions. [2018-12-02 06:31:57,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-02 06:31:57,383 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:31:57,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:31:57,398 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 06:31:57,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:31:57,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 253 states and 350 transitions. [2018-12-02 06:31:57,457 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 350 transitions. [2018-12-02 06:31:57,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-02 06:31:57,458 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:31:57,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:31:57,497 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:31:57,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:31:57,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 259 states and 357 transitions. [2018-12-02 06:31:57,616 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 357 transitions. [2018-12-02 06:31:57,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-02 06:31:57,616 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:31:57,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:31:57,630 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:31:57,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:31:57,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 262 states and 360 transitions. [2018-12-02 06:31:57,646 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 360 transitions. [2018-12-02 06:31:57,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-02 06:31:57,647 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:31:57,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:31:57,661 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 06:31:57,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:31:57,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 267 states and 368 transitions. [2018-12-02 06:31:57,833 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 368 transitions. [2018-12-02 06:31:57,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-02 06:31:57,834 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:31:57,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:31:57,883 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:31:58,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:31:58,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 280 states and 392 transitions. [2018-12-02 06:31:58,172 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 392 transitions. [2018-12-02 06:31:58,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-02 06:31:58,173 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:31:58,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:31:58,209 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:31:58,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:31:58,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 286 states and 406 transitions. [2018-12-02 06:31:58,425 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 406 transitions. [2018-12-02 06:31:58,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-02 06:31:58,426 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:31:58,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:31:58,444 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:31:58,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:31:58,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 288 states and 409 transitions. [2018-12-02 06:31:58,501 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 409 transitions. [2018-12-02 06:31:58,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-02 06:31:58,502 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:31:58,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:31:58,520 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:31:58,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:31:58,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 302 states and 432 transitions. [2018-12-02 06:31:58,867 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 432 transitions. [2018-12-02 06:31:58,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-02 06:31:58,867 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:31:58,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:31:58,885 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:31:59,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:31:59,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 306 states and 438 transitions. [2018-12-02 06:31:59,060 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 438 transitions. [2018-12-02 06:31:59,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-02 06:31:59,060 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:31:59,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:31:59,073 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:31:59,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:31:59,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 310 states and 443 transitions. [2018-12-02 06:31:59,103 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 443 transitions. [2018-12-02 06:31:59,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-02 06:31:59,103 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:31:59,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:31:59,115 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 06:31:59,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:31:59,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 311 states and 443 transitions. [2018-12-02 06:31:59,174 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 443 transitions. [2018-12-02 06:31:59,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-02 06:31:59,175 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:31:59,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:31:59,193 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:31:59,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:31:59,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 314 states and 450 transitions. [2018-12-02 06:31:59,304 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 450 transitions. [2018-12-02 06:31:59,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-02 06:31:59,305 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:31:59,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:31:59,316 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 06:31:59,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:31:59,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 315 states and 452 transitions. [2018-12-02 06:31:59,424 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 452 transitions. [2018-12-02 06:31:59,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-02 06:31:59,425 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:31:59,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:31:59,441 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:31:59,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:31:59,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 320 states and 458 transitions. [2018-12-02 06:31:59,477 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 458 transitions. [2018-12-02 06:31:59,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-02 06:31:59,478 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:31:59,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:31:59,544 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:00,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:00,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 337 states and 482 transitions. [2018-12-02 06:32:00,132 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 482 transitions. [2018-12-02 06:32:00,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-02 06:32:00,133 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:00,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:00,170 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:00,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:00,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 341 states and 487 transitions. [2018-12-02 06:32:00,269 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 487 transitions. [2018-12-02 06:32:00,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-02 06:32:00,270 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:00,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:00,281 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:00,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:00,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 343 states and 489 transitions. [2018-12-02 06:32:00,300 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 489 transitions. [2018-12-02 06:32:00,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 06:32:00,301 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:00,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:00,389 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:00,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:00,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 356 states and 508 transitions. [2018-12-02 06:32:00,860 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 508 transitions. [2018-12-02 06:32:00,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 06:32:00,860 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:00,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:00,881 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:01,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:01,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 360 states and 514 transitions. [2018-12-02 06:32:01,004 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 514 transitions. [2018-12-02 06:32:01,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-02 06:32:01,004 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:01,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:01,015 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:01,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:01,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 366 states and 525 transitions. [2018-12-02 06:32:01,358 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 525 transitions. [2018-12-02 06:32:01,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-02 06:32:01,359 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:01,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:01,376 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 06:32:01,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:01,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 367 states and 525 transitions. [2018-12-02 06:32:01,455 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 525 transitions. [2018-12-02 06:32:01,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-02 06:32:01,456 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:01,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:01,499 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:02,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:02,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 390 states and 556 transitions. [2018-12-02 06:32:02,182 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 556 transitions. [2018-12-02 06:32:02,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-02 06:32:02,183 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:02,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:02,238 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 06:32:02,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:02,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 395 states and 571 transitions. [2018-12-02 06:32:02,543 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 571 transitions. [2018-12-02 06:32:02,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-02 06:32:02,543 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:02,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:02,554 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:02,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:02,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 401 states and 578 transitions. [2018-12-02 06:32:02,624 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 578 transitions. [2018-12-02 06:32:02,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 06:32:02,625 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:02,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:02,656 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:03,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:03,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 416 states and 598 transitions. [2018-12-02 06:32:03,045 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 598 transitions. [2018-12-02 06:32:03,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-02 06:32:03,046 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:03,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:03,085 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:03,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:03,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 419 states and 601 transitions. [2018-12-02 06:32:03,192 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 601 transitions. [2018-12-02 06:32:03,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-02 06:32:03,192 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:03,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:03,206 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 06:32:03,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:03,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 422 states and 604 transitions. [2018-12-02 06:32:03,394 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 604 transitions. [2018-12-02 06:32:03,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-02 06:32:03,394 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:03,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:03,407 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 06:32:03,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:03,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 425 states and 607 transitions. [2018-12-02 06:32:03,614 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 607 transitions. [2018-12-02 06:32:03,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-02 06:32:03,615 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:03,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:03,635 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 06:32:03,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:03,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 427 states and 609 transitions. [2018-12-02 06:32:03,769 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 609 transitions. [2018-12-02 06:32:03,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-02 06:32:03,769 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:03,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:03,803 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:03,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:03,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 434 states and 617 transitions. [2018-12-02 06:32:03,825 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 617 transitions. [2018-12-02 06:32:03,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 06:32:03,825 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:03,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:03,838 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:04,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:04,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 445 states and 633 transitions. [2018-12-02 06:32:04,164 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 633 transitions. [2018-12-02 06:32:04,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-02 06:32:04,164 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:04,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:04,235 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 06:32:04,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:04,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 451 states and 649 transitions. [2018-12-02 06:32:04,735 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 649 transitions. [2018-12-02 06:32:04,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-02 06:32:04,735 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:04,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:04,816 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:05,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:05,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 469 states and 671 transitions. [2018-12-02 06:32:05,451 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 671 transitions. [2018-12-02 06:32:05,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-02 06:32:05,452 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:05,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:05,521 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 06:32:05,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:05,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 470 states and 673 transitions. [2018-12-02 06:32:05,689 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 673 transitions. [2018-12-02 06:32:05,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-02 06:32:05,690 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:05,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:05,703 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 06:32:05,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:05,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 472 states and 674 transitions. [2018-12-02 06:32:05,715 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 674 transitions. [2018-12-02 06:32:05,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-02 06:32:05,715 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:05,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:05,728 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 06:32:05,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:05,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 485 states and 687 transitions. [2018-12-02 06:32:05,762 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 687 transitions. [2018-12-02 06:32:05,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-02 06:32:05,763 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:05,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:05,776 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:05,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:05,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 492 states and 695 transitions. [2018-12-02 06:32:05,808 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 695 transitions. [2018-12-02 06:32:05,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-02 06:32:05,808 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:05,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:05,910 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 06:32:06,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:06,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 525 states and 737 transitions. [2018-12-02 06:32:06,523 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 737 transitions. [2018-12-02 06:32:06,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-02 06:32:06,524 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:06,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:06,594 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:07,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:07,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 536 states and 750 transitions. [2018-12-02 06:32:07,004 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 750 transitions. [2018-12-02 06:32:07,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-02 06:32:07,005 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:07,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:07,075 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:07,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:07,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 541 states and 757 transitions. [2018-12-02 06:32:07,380 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 757 transitions. [2018-12-02 06:32:07,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-02 06:32:07,380 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:07,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:07,456 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:07,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:07,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 543 states and 758 transitions. [2018-12-02 06:32:07,619 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 758 transitions. [2018-12-02 06:32:07,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-02 06:32:07,620 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:07,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:07,675 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 06:32:08,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:08,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 564 states and 782 transitions. [2018-12-02 06:32:08,524 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 782 transitions. [2018-12-02 06:32:08,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-02 06:32:08,525 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:08,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:08,593 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:08,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:08,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 571 states and 791 transitions. [2018-12-02 06:32:08,851 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 791 transitions. [2018-12-02 06:32:08,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-02 06:32:08,852 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:08,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:08,894 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:09,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:09,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 575 states and 796 transitions. [2018-12-02 06:32:09,046 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 796 transitions. [2018-12-02 06:32:09,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-02 06:32:09,046 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:09,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:09,060 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:09,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:09,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 592 states and 817 transitions. [2018-12-02 06:32:09,494 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 817 transitions. [2018-12-02 06:32:09,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-02 06:32:09,494 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:09,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:09,549 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 46 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 06:32:09,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:09,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 597 states and 822 transitions. [2018-12-02 06:32:09,571 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 822 transitions. [2018-12-02 06:32:09,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-02 06:32:09,571 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:09,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:09,610 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 06:32:09,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:09,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 607 states and 832 transitions. [2018-12-02 06:32:09,839 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 832 transitions. [2018-12-02 06:32:09,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-02 06:32:09,840 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:09,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:09,855 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 06:32:10,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:10,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 645 states and 876 transitions. [2018-12-02 06:32:10,863 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 876 transitions. [2018-12-02 06:32:10,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-02 06:32:10,864 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:10,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:10,888 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:10,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:10,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 648 states and 879 transitions. [2018-12-02 06:32:10,908 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 879 transitions. [2018-12-02 06:32:10,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-02 06:32:10,909 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:10,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:10,924 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:10,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:10,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 649 states and 880 transitions. [2018-12-02 06:32:10,936 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 880 transitions. [2018-12-02 06:32:10,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-02 06:32:10,937 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:10,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:10,952 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 06:32:11,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:11,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 658 states and 888 transitions. [2018-12-02 06:32:11,058 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 888 transitions. [2018-12-02 06:32:11,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-02 06:32:11,059 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:11,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:11,073 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 06:32:11,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:11,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 667 states and 896 transitions. [2018-12-02 06:32:11,173 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 896 transitions. [2018-12-02 06:32:11,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-02 06:32:11,173 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:11,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:11,189 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 06:32:11,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:11,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 668 states and 898 transitions. [2018-12-02 06:32:11,369 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 898 transitions. [2018-12-02 06:32:11,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-02 06:32:11,369 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:11,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:11,385 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:11,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:11,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 692 states and 923 transitions. [2018-12-02 06:32:11,514 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 923 transitions. [2018-12-02 06:32:11,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-02 06:32:11,515 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:11,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:12,008 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:13,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:13,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 741 states and 981 transitions. [2018-12-02 06:32:13,650 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 981 transitions. [2018-12-02 06:32:13,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 06:32:13,651 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:13,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:13,669 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 06:32:13,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:13,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 744 states and 983 transitions. [2018-12-02 06:32:13,686 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 983 transitions. [2018-12-02 06:32:13,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 06:32:13,686 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:13,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:13,701 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:13,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:13,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 745 states and 985 transitions. [2018-12-02 06:32:13,801 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 985 transitions. [2018-12-02 06:32:13,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-02 06:32:13,802 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:13,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:13,816 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:13,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:13,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 749 states and 989 transitions. [2018-12-02 06:32:13,970 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 989 transitions. [2018-12-02 06:32:13,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-02 06:32:13,971 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:13,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:14,001 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 06:32:14,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:14,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 762 states and 1003 transitions. [2018-12-02 06:32:14,040 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1003 transitions. [2018-12-02 06:32:14,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-02 06:32:14,041 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:14,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:14,066 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-02 06:32:14,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:14,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 763 states and 1003 transitions. [2018-12-02 06:32:14,153 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1003 transitions. [2018-12-02 06:32:14,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-02 06:32:14,154 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:14,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:14,169 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-02 06:32:14,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:14,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 764 states and 1003 transitions. [2018-12-02 06:32:14,272 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1003 transitions. [2018-12-02 06:32:14,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 06:32:14,272 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:14,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:14,287 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 06:32:14,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:14,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 768 states and 1009 transitions. [2018-12-02 06:32:14,474 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1009 transitions. [2018-12-02 06:32:14,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 06:32:14,474 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:14,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:14,489 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 06:32:14,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:14,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 772 states and 1013 transitions. [2018-12-02 06:32:14,660 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1013 transitions. [2018-12-02 06:32:14,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-02 06:32:14,661 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:14,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:14,699 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:15,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:15,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 789 states and 1033 transitions. [2018-12-02 06:32:15,004 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1033 transitions. [2018-12-02 06:32:15,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-02 06:32:15,005 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:15,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:15,038 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:15,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:15,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 834 states and 1080 transitions. [2018-12-02 06:32:15,599 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1080 transitions. [2018-12-02 06:32:15,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-02 06:32:15,600 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:15,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:15,626 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 06:32:16,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:16,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 853 states and 1102 transitions. [2018-12-02 06:32:16,164 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1102 transitions. [2018-12-02 06:32:16,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-02 06:32:16,165 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:16,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:16,207 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 06:32:16,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:16,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 854 states and 1103 transitions. [2018-12-02 06:32:16,239 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1103 transitions. [2018-12-02 06:32:16,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-02 06:32:16,240 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:16,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:16,293 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:16,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:16,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 866 states and 1115 transitions. [2018-12-02 06:32:16,585 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1115 transitions. [2018-12-02 06:32:16,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-02 06:32:16,586 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:16,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:16,624 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 06:32:17,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:17,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 899 states and 1153 transitions. [2018-12-02 06:32:17,003 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1153 transitions. [2018-12-02 06:32:17,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-02 06:32:17,004 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:17,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:17,024 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 06:32:17,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:17,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 904 states and 1161 transitions. [2018-12-02 06:32:17,384 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1161 transitions. [2018-12-02 06:32:17,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-02 06:32:17,385 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:17,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:17,427 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 06:32:17,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:17,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 906 states and 1163 transitions. [2018-12-02 06:32:17,443 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1163 transitions. [2018-12-02 06:32:17,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-02 06:32:17,443 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:17,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:17,463 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:17,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:17,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 923 states and 1182 transitions. [2018-12-02 06:32:17,616 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1182 transitions. [2018-12-02 06:32:17,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-02 06:32:17,617 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:17,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:17,641 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:18,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:18,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 950 states and 1213 transitions. [2018-12-02 06:32:18,029 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1213 transitions. [2018-12-02 06:32:18,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-02 06:32:18,030 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:18,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:18,091 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 71 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-02 06:32:18,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:18,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 964 states and 1229 transitions. [2018-12-02 06:32:18,416 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1229 transitions. [2018-12-02 06:32:18,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-02 06:32:18,417 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:18,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:18,445 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:18,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:18,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 976 states and 1241 transitions. [2018-12-02 06:32:18,819 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1241 transitions. [2018-12-02 06:32:18,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-02 06:32:18,819 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:18,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:18,834 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 06:32:18,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:18,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 993 states and 1258 transitions. [2018-12-02 06:32:18,949 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1258 transitions. [2018-12-02 06:32:18,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-02 06:32:18,950 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:18,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:18,972 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 06:32:19,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:19,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 1001 states and 1265 transitions. [2018-12-02 06:32:19,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1265 transitions. [2018-12-02 06:32:19,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-02 06:32:19,258 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:19,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:19,281 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 06:32:19,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:19,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 1003 states and 1267 transitions. [2018-12-02 06:32:19,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1267 transitions. [2018-12-02 06:32:19,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-02 06:32:19,417 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:19,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:19,441 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 06:32:20,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:20,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 1041 states and 1309 transitions. [2018-12-02 06:32:20,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1309 transitions. [2018-12-02 06:32:20,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-02 06:32:20,204 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:20,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:20,228 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 06:32:20,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:20,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 1074 states and 1342 transitions. [2018-12-02 06:32:20,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1342 transitions. [2018-12-02 06:32:20,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-02 06:32:20,655 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:20,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:20,910 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:22,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:22,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 1135 states and 1411 transitions. [2018-12-02 06:32:22,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1411 transitions. [2018-12-02 06:32:22,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-02 06:32:22,723 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:22,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:22,778 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:23,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:23,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1170 states and 1449 transitions. [2018-12-02 06:32:23,477 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1449 transitions. [2018-12-02 06:32:23,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-02 06:32:23,477 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:23,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:23,532 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:23,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:23,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 1181 states and 1461 transitions. [2018-12-02 06:32:23,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1461 transitions. [2018-12-02 06:32:23,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-02 06:32:23,774 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:23,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:23,816 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:24,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:24,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 1185 states and 1466 transitions. [2018-12-02 06:32:24,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1466 transitions. [2018-12-02 06:32:24,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-02 06:32:24,123 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:24,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:24,168 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:24,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:24,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 1188 states and 1469 transitions. [2018-12-02 06:32:24,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1469 transitions. [2018-12-02 06:32:24,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-02 06:32:24,370 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:24,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:24,403 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:25,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:25,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 1225 states and 1512 transitions. [2018-12-02 06:32:25,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 1512 transitions. [2018-12-02 06:32:25,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-02 06:32:25,313 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:25,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:25,351 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:25,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:25,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 1230 states and 1521 transitions. [2018-12-02 06:32:25,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1521 transitions. [2018-12-02 06:32:25,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-02 06:32:25,686 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:25,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:25,709 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:25,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:25,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 1238 states and 1530 transitions. [2018-12-02 06:32:25,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 1530 transitions. [2018-12-02 06:32:25,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-02 06:32:25,869 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:25,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:26,225 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 81 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 06:32:31,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:31,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1297 states and 1598 transitions. [2018-12-02 06:32:31,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 1598 transitions. [2018-12-02 06:32:31,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-02 06:32:31,175 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:31,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:31,203 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 06:32:31,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:31,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 1299 states and 1603 transitions. [2018-12-02 06:32:31,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 1603 transitions. [2018-12-02 06:32:31,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-02 06:32:31,226 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:31,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:31,509 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:34,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:34,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 1356 states and 1670 transitions. [2018-12-02 06:32:34,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 1670 transitions. [2018-12-02 06:32:34,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-02 06:32:34,278 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:34,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:34,320 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:35,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:35,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1697 states to 1377 states and 1697 transitions. [2018-12-02 06:32:35,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1697 transitions. [2018-12-02 06:32:35,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-02 06:32:35,169 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:35,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:35,212 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:35,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:35,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 1389 states and 1709 transitions. [2018-12-02 06:32:35,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 1709 transitions. [2018-12-02 06:32:35,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-02 06:32:35,718 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:35,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:35,759 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:36,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:36,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 1391 states and 1711 transitions. [2018-12-02 06:32:36,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1711 transitions. [2018-12-02 06:32:36,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-02 06:32:36,052 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:36,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:36,085 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:36,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:36,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1407 states and 1729 transitions. [2018-12-02 06:32:36,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 1729 transitions. [2018-12-02 06:32:36,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-02 06:32:36,681 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:36,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:36,711 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:37,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:37,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1743 states to 1420 states and 1743 transitions. [2018-12-02 06:32:37,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 1743 transitions. [2018-12-02 06:32:37,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-02 06:32:37,342 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:37,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:37,364 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 06:32:37,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:37,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 1424 states and 1746 transitions. [2018-12-02 06:32:37,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 1746 transitions. [2018-12-02 06:32:37,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-02 06:32:37,666 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:37,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:37,690 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-02 06:32:37,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:37,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 1428 states and 1749 transitions. [2018-12-02 06:32:37,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 1749 transitions. [2018-12-02 06:32:37,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-02 06:32:37,946 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:37,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:37,990 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-02 06:32:38,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:38,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 1439 states and 1760 transitions. [2018-12-02 06:32:38,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 1760 transitions. [2018-12-02 06:32:38,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-02 06:32:38,467 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:38,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:38,489 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-02 06:32:38,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:38,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 1443 states and 1763 transitions. [2018-12-02 06:32:38,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states and 1763 transitions. [2018-12-02 06:32:38,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-02 06:32:38,750 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:38,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:38,820 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 79 proven. 10 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-02 06:32:39,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:39,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 1448 states and 1772 transitions. [2018-12-02 06:32:39,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 1772 transitions. [2018-12-02 06:32:39,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-02 06:32:39,481 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:39,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:39,516 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 06:32:40,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:40,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1865 states to 1527 states and 1865 transitions. [2018-12-02 06:32:40,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 1865 transitions. [2018-12-02 06:32:40,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-02 06:32:40,509 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:40,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:40,532 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-02 06:32:40,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:40,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 1533 states and 1870 transitions. [2018-12-02 06:32:40,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1870 transitions. [2018-12-02 06:32:40,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-02 06:32:40,680 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:40,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:40,724 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 06:32:40,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:40,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1873 states to 1536 states and 1873 transitions. [2018-12-02 06:32:40,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 1873 transitions. [2018-12-02 06:32:40,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-02 06:32:40,803 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:40,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:41,278 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 152 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 06:32:42,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:42,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1882 states to 1543 states and 1882 transitions. [2018-12-02 06:32:42,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 1882 transitions. [2018-12-02 06:32:42,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-02 06:32:42,162 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:42,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:42,207 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 152 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 06:32:42,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:42,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1886 states to 1547 states and 1886 transitions. [2018-12-02 06:32:42,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1547 states and 1886 transitions. [2018-12-02 06:32:42,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-02 06:32:42,439 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:42,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:42,616 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 99 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:43,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:43,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1901 states to 1561 states and 1901 transitions. [2018-12-02 06:32:43,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1561 states and 1901 transitions. [2018-12-02 06:32:43,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-12-02 06:32:43,308 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:43,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:43,333 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-02 06:32:43,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:43,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1904 states to 1565 states and 1904 transitions. [2018-12-02 06:32:43,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 1904 transitions. [2018-12-02 06:32:43,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-02 06:32:43,597 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:43,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:43,626 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-02 06:32:44,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:44,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1917 states to 1572 states and 1917 transitions. [2018-12-02 06:32:44,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 1917 transitions. [2018-12-02 06:32:44,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-02 06:32:44,222 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:44,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:44,248 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-02 06:32:45,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:45,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1919 states to 1573 states and 1919 transitions. [2018-12-02 06:32:45,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1573 states and 1919 transitions. [2018-12-02 06:32:45,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-02 06:32:45,200 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:45,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:45,228 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-02 06:32:45,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:45,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 1574 states and 1921 transitions. [2018-12-02 06:32:45,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 1921 transitions. [2018-12-02 06:32:45,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-02 06:32:45,488 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:45,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:45,572 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 06:32:47,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:47,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1957 states to 1603 states and 1957 transitions. [2018-12-02 06:32:47,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 1957 transitions. [2018-12-02 06:32:47,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-02 06:32:47,758 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:47,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:47,843 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 06:32:48,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:48,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1976 states to 1622 states and 1976 transitions. [2018-12-02 06:32:48,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 1976 transitions. [2018-12-02 06:32:48,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-02 06:32:48,691 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:48,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:48,714 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 06:32:48,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:48,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 1625 states and 1979 transitions. [2018-12-02 06:32:48,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 1979 transitions. [2018-12-02 06:32:48,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-02 06:32:48,738 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:48,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:48,786 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 06:32:49,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:49,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2045 states to 1680 states and 2045 transitions. [2018-12-02 06:32:49,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 2045 transitions. [2018-12-02 06:32:49,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-02 06:32:49,432 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:49,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:49,456 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 06:32:50,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:50,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 1699 states and 2066 transitions. [2018-12-02 06:32:50,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 2066 transitions. [2018-12-02 06:32:50,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-02 06:32:50,734 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:50,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:50,758 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 06:32:51,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:51,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2097 states to 1728 states and 2097 transitions. [2018-12-02 06:32:51,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1728 states and 2097 transitions. [2018-12-02 06:32:51,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-02 06:32:51,859 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:51,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:51,882 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 06:32:52,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:52,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2115 states to 1747 states and 2115 transitions. [2018-12-02 06:32:52,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 2115 transitions. [2018-12-02 06:32:52,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-02 06:32:52,068 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:52,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:52,093 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 06:32:52,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:52,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2121 states to 1754 states and 2121 transitions. [2018-12-02 06:32:52,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 2121 transitions. [2018-12-02 06:32:52,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-02 06:32:52,241 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:52,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:52,267 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 06:32:52,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:52,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2124 states to 1758 states and 2124 transitions. [2018-12-02 06:32:52,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 2124 transitions. [2018-12-02 06:32:52,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-02 06:32:52,556 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:52,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:52,608 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 5 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-12-02 06:32:52,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:52,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2130 states to 1764 states and 2130 transitions. [2018-12-02 06:32:52,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 2130 transitions. [2018-12-02 06:32:52,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-02 06:32:52,810 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:52,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:53,096 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:54,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:54,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2175 states to 1798 states and 2175 transitions. [2018-12-02 06:32:54,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 2175 transitions. [2018-12-02 06:32:54,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-02 06:32:54,849 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:54,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:54,878 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:55,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:55,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2178 states to 1803 states and 2178 transitions. [2018-12-02 06:32:55,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1803 states and 2178 transitions. [2018-12-02 06:32:55,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-02 06:32:55,798 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:55,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:55,827 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:32:56,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:56,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2179 states to 1805 states and 2179 transitions. [2018-12-02 06:32:56,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 2179 transitions. [2018-12-02 06:32:56,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-02 06:32:56,079 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:56,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:56,119 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-02 06:32:56,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:56,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2190 states to 1816 states and 2190 transitions. [2018-12-02 06:32:56,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 2190 transitions. [2018-12-02 06:32:56,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-02 06:32:56,648 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:56,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:56,677 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-02 06:32:56,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:32:56,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 1820 states and 2193 transitions. [2018-12-02 06:32:56,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 2193 transitions. [2018-12-02 06:32:56,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-02 06:32:56,922 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:32:56,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:32:56,990 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 06:33:00,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:00,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 1852 states and 2226 transitions. [2018-12-02 06:33:00,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 2226 transitions. [2018-12-02 06:33:00,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-02 06:33:00,307 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:00,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:00,385 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 06:33:00,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:00,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2233 states to 1856 states and 2233 transitions. [2018-12-02 06:33:00,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 2233 transitions. [2018-12-02 06:33:00,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-02 06:33:00,826 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:00,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:00,887 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 06:33:01,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:01,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2236 states to 1859 states and 2236 transitions. [2018-12-02 06:33:01,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 2236 transitions. [2018-12-02 06:33:01,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-02 06:33:01,188 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:01,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:01,252 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 06:33:01,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:01,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2240 states to 1863 states and 2240 transitions. [2018-12-02 06:33:01,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 2240 transitions. [2018-12-02 06:33:01,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-02 06:33:01,614 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:01,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:01,680 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 06:33:01,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:01,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2243 states to 1866 states and 2243 transitions. [2018-12-02 06:33:01,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1866 states and 2243 transitions. [2018-12-02 06:33:01,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-02 06:33:01,995 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:02,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:02,050 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 06:33:02,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:02,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 1870 states and 2248 transitions. [2018-12-02 06:33:02,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1870 states and 2248 transitions. [2018-12-02 06:33:02,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-02 06:33:02,345 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:02,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:02,370 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 06:33:02,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:02,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2251 states to 1874 states and 2251 transitions. [2018-12-02 06:33:02,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 2251 transitions. [2018-12-02 06:33:02,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-02 06:33:02,526 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:02,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:02,555 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 06:33:02,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:02,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2269 states to 1891 states and 2269 transitions. [2018-12-02 06:33:02,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 2269 transitions. [2018-12-02 06:33:02,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-02 06:33:02,882 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:02,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:02,911 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 06:33:03,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:03,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 1896 states and 2277 transitions. [2018-12-02 06:33:03,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 2277 transitions. [2018-12-02 06:33:03,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-02 06:33:03,438 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:03,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:03,467 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 06:33:03,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:03,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2280 states to 1899 states and 2280 transitions. [2018-12-02 06:33:03,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1899 states and 2280 transitions. [2018-12-02 06:33:03,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 06:33:03,756 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:03,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:03,948 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 137 proven. 3 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-02 06:33:07,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:07,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2381 states to 1983 states and 2381 transitions. [2018-12-02 06:33:07,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 2381 transitions. [2018-12-02 06:33:07,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 06:33:07,725 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:07,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:07,786 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 137 proven. 3 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-02 06:33:08,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:08,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2390 states to 1988 states and 2390 transitions. [2018-12-02 06:33:08,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1988 states and 2390 transitions. [2018-12-02 06:33:08,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-02 06:33:08,471 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:08,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:08,527 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 137 proven. 3 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-02 06:33:08,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:08,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2404 states to 2002 states and 2404 transitions. [2018-12-02 06:33:08,827 INFO L276 IsEmpty]: Start isEmpty. Operand 2002 states and 2404 transitions. [2018-12-02 06:33:08,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-12-02 06:33:08,828 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:08,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:08,856 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 06:33:08,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:08,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2421 states to 2020 states and 2421 transitions. [2018-12-02 06:33:08,921 INFO L276 IsEmpty]: Start isEmpty. Operand 2020 states and 2421 transitions. [2018-12-02 06:33:08,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-12-02 06:33:08,922 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:08,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:08,989 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-02 06:33:09,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:09,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2438 states to 2036 states and 2438 transitions. [2018-12-02 06:33:09,367 INFO L276 IsEmpty]: Start isEmpty. Operand 2036 states and 2438 transitions. [2018-12-02 06:33:09,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-12-02 06:33:09,368 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:09,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:09,403 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 06:33:12,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:12,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 2095 states and 2517 transitions. [2018-12-02 06:33:12,277 INFO L276 IsEmpty]: Start isEmpty. Operand 2095 states and 2517 transitions. [2018-12-02 06:33:12,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-12-02 06:33:12,280 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:12,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:12,326 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 06:33:12,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:12,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2522 states to 2100 states and 2522 transitions. [2018-12-02 06:33:12,656 INFO L276 IsEmpty]: Start isEmpty. Operand 2100 states and 2522 transitions. [2018-12-02 06:33:12,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-12-02 06:33:12,657 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:12,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:12,691 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 06:33:13,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:13,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 2102 states and 2523 transitions. [2018-12-02 06:33:13,110 INFO L276 IsEmpty]: Start isEmpty. Operand 2102 states and 2523 transitions. [2018-12-02 06:33:13,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-12-02 06:33:13,112 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:13,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:13,149 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 06:33:13,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:13,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2524 states to 2103 states and 2524 transitions. [2018-12-02 06:33:13,486 INFO L276 IsEmpty]: Start isEmpty. Operand 2103 states and 2524 transitions. [2018-12-02 06:33:13,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-12-02 06:33:13,488 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:13,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:13,522 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 06:33:13,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:13,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2524 states to 2104 states and 2524 transitions. [2018-12-02 06:33:13,925 INFO L276 IsEmpty]: Start isEmpty. Operand 2104 states and 2524 transitions. [2018-12-02 06:33:13,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-12-02 06:33:13,926 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:13,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:13,961 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 06:33:14,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:14,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2524 states to 2105 states and 2524 transitions. [2018-12-02 06:33:14,263 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 2524 transitions. [2018-12-02 06:33:14,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-12-02 06:33:14,264 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:14,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:14,292 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-02 06:33:15,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:15,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2587 states to 2160 states and 2587 transitions. [2018-12-02 06:33:15,656 INFO L276 IsEmpty]: Start isEmpty. Operand 2160 states and 2587 transitions. [2018-12-02 06:33:15,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-02 06:33:15,657 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:15,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:15,690 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-02 06:33:17,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:17,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2655 states to 2226 states and 2655 transitions. [2018-12-02 06:33:17,525 INFO L276 IsEmpty]: Start isEmpty. Operand 2226 states and 2655 transitions. [2018-12-02 06:33:17,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-02 06:33:17,526 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:17,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:17,598 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-02 06:33:18,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:18,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2693 states to 2262 states and 2693 transitions. [2018-12-02 06:33:18,004 INFO L276 IsEmpty]: Start isEmpty. Operand 2262 states and 2693 transitions. [2018-12-02 06:33:18,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-02 06:33:18,005 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:18,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:18,037 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-02 06:33:18,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:18,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2704 states to 2274 states and 2704 transitions. [2018-12-02 06:33:18,385 INFO L276 IsEmpty]: Start isEmpty. Operand 2274 states and 2704 transitions. [2018-12-02 06:33:18,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-02 06:33:18,386 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:18,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:18,419 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-02 06:33:20,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:20,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2724 states to 2293 states and 2724 transitions. [2018-12-02 06:33:20,753 INFO L276 IsEmpty]: Start isEmpty. Operand 2293 states and 2724 transitions. [2018-12-02 06:33:20,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-02 06:33:20,754 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:20,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:20,788 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-02 06:33:21,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:21,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2739 states to 2309 states and 2739 transitions. [2018-12-02 06:33:21,169 INFO L276 IsEmpty]: Start isEmpty. Operand 2309 states and 2739 transitions. [2018-12-02 06:33:21,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-02 06:33:21,170 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:21,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:21,198 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-02 06:33:21,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:21,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 2310 states and 2742 transitions. [2018-12-02 06:33:21,221 INFO L276 IsEmpty]: Start isEmpty. Operand 2310 states and 2742 transitions. [2018-12-02 06:33:21,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-02 06:33:21,222 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:21,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:22,579 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:33:35,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:35,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2830 states to 2379 states and 2830 transitions. [2018-12-02 06:33:35,868 INFO L276 IsEmpty]: Start isEmpty. Operand 2379 states and 2830 transitions. [2018-12-02 06:33:35,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-02 06:33:35,869 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:35,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:36,159 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:33:37,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:37,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2852 states to 2402 states and 2852 transitions. [2018-12-02 06:33:37,522 INFO L276 IsEmpty]: Start isEmpty. Operand 2402 states and 2852 transitions. [2018-12-02 06:33:37,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-02 06:33:37,523 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:37,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:37,780 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:33:38,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:38,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2854 states to 2405 states and 2854 transitions. [2018-12-02 06:33:38,203 INFO L276 IsEmpty]: Start isEmpty. Operand 2405 states and 2854 transitions. [2018-12-02 06:33:38,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-02 06:33:38,204 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:38,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:38,464 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:33:38,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:38,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2862 states to 2414 states and 2862 transitions. [2018-12-02 06:33:38,875 INFO L276 IsEmpty]: Start isEmpty. Operand 2414 states and 2862 transitions. [2018-12-02 06:33:38,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-02 06:33:38,876 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:38,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:39,140 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:33:39,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:39,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2867 states to 2420 states and 2867 transitions. [2018-12-02 06:33:39,577 INFO L276 IsEmpty]: Start isEmpty. Operand 2420 states and 2867 transitions. [2018-12-02 06:33:39,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-12-02 06:33:39,578 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:39,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:39,612 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-12-02 06:33:40,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:40,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2911 states to 2464 states and 2911 transitions. [2018-12-02 06:33:40,056 INFO L276 IsEmpty]: Start isEmpty. Operand 2464 states and 2911 transitions. [2018-12-02 06:33:40,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-12-02 06:33:40,057 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:40,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:40,166 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 06:33:40,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:40,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2924 states to 2478 states and 2924 transitions. [2018-12-02 06:33:40,373 INFO L276 IsEmpty]: Start isEmpty. Operand 2478 states and 2924 transitions. [2018-12-02 06:33:40,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-02 06:33:40,374 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:40,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:40,402 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 06:33:41,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:41,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2960 states to 2513 states and 2960 transitions. [2018-12-02 06:33:41,032 INFO L276 IsEmpty]: Start isEmpty. Operand 2513 states and 2960 transitions. [2018-12-02 06:33:41,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-02 06:33:41,033 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:41,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:41,062 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 06:33:41,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:41,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2979 states to 2532 states and 2979 transitions. [2018-12-02 06:33:41,805 INFO L276 IsEmpty]: Start isEmpty. Operand 2532 states and 2979 transitions. [2018-12-02 06:33:41,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-02 06:33:41,806 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:41,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:41,851 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 188 proven. 4 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-02 06:33:44,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:44,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2987 states to 2539 states and 2987 transitions. [2018-12-02 06:33:44,088 INFO L276 IsEmpty]: Start isEmpty. Operand 2539 states and 2987 transitions. [2018-12-02 06:33:44,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-02 06:33:44,090 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:44,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:44,139 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 188 proven. 4 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-02 06:33:44,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:44,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2987 states to 2540 states and 2987 transitions. [2018-12-02 06:33:44,470 INFO L276 IsEmpty]: Start isEmpty. Operand 2540 states and 2987 transitions. [2018-12-02 06:33:44,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-02 06:33:44,471 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:44,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:44,519 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 188 proven. 4 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-02 06:33:45,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:45,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2988 states to 2541 states and 2988 transitions. [2018-12-02 06:33:45,055 INFO L276 IsEmpty]: Start isEmpty. Operand 2541 states and 2988 transitions. [2018-12-02 06:33:45,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-02 06:33:45,057 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:45,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:45,107 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 188 proven. 4 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-02 06:33:45,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:45,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2989 states to 2542 states and 2989 transitions. [2018-12-02 06:33:45,474 INFO L276 IsEmpty]: Start isEmpty. Operand 2542 states and 2989 transitions. [2018-12-02 06:33:45,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-02 06:33:45,475 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:45,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:45,563 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 188 proven. 4 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-02 06:33:45,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:45,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2993 states to 2544 states and 2993 transitions. [2018-12-02 06:33:45,780 INFO L276 IsEmpty]: Start isEmpty. Operand 2544 states and 2993 transitions. [2018-12-02 06:33:45,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-02 06:33:45,781 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:45,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:45,827 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 188 proven. 4 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-02 06:33:46,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:46,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2993 states to 2545 states and 2993 transitions. [2018-12-02 06:33:46,179 INFO L276 IsEmpty]: Start isEmpty. Operand 2545 states and 2993 transitions. [2018-12-02 06:33:46,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-02 06:33:46,180 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:46,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:46,227 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 188 proven. 4 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-02 06:33:46,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:46,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2993 states to 2546 states and 2993 transitions. [2018-12-02 06:33:46,600 INFO L276 IsEmpty]: Start isEmpty. Operand 2546 states and 2993 transitions. [2018-12-02 06:33:46,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-12-02 06:33:46,602 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:46,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:46,703 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 166 proven. 3 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-02 06:33:53,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:53,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3084 states to 2621 states and 3084 transitions. [2018-12-02 06:33:53,122 INFO L276 IsEmpty]: Start isEmpty. Operand 2621 states and 3084 transitions. [2018-12-02 06:33:53,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-12-02 06:33:53,123 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:53,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:53,160 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-02 06:33:53,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:33:53,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3165 states to 2700 states and 3165 transitions. [2018-12-02 06:33:53,607 INFO L276 IsEmpty]: Start isEmpty. Operand 2700 states and 3165 transitions. [2018-12-02 06:33:53,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-02 06:33:53,609 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 06:33:53,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:33:54,026 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-02 06:34:03,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 06:34:03,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3154 states to 2671 states and 3154 transitions. [2018-12-02 06:34:03,890 INFO L276 IsEmpty]: Start isEmpty. Operand 2671 states and 3154 transitions. [2018-12-02 06:34:03,892 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 06:34:03,892 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 178 iterations. [2018-12-02 06:34:03,899 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 06:34:05,642 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 18 [2018-12-02 06:34:06,075 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 18 [2018-12-02 06:34:07,382 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 18 [2018-12-02 06:34:08,924 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 18 [2018-12-02 06:34:09,275 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 18 [2018-12-02 06:34:09,435 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 06:34:09,437 INFO L583 CodeCheckObserver]: Invariant with dag size 18 [2018-12-02 06:34:09,441 INFO L583 CodeCheckObserver]: Invariant with dag size 18 [2018-12-02 06:34:09,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 06:34:09 ImpRootNode [2018-12-02 06:34:09,442 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 06:34:09,442 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 06:34:09,442 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 06:34:09,442 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 06:34:09,443 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:31:55" (3/4) ... [2018-12-02 06:34:09,445 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 06:34:09,454 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-12-02 06:34:09,455 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-02 06:34:09,455 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-02 06:34:09,456 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 06:34:09,516 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ba00604b-415a-4680-ab6f-1b9567082b5f/bin-2019/ukojak/witness.graphml [2018-12-02 06:34:09,517 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 06:34:09,517 INFO L168 Benchmark]: Toolchain (without parser) took 135344.31 ms. Allocated memory was 1.0 GB in the beginning and 2.5 GB in the end (delta: 1.5 GB). Free memory was 946.3 MB in the beginning and 973.1 MB in the end (delta: -26.8 MB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. [2018-12-02 06:34:09,517 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. [2018-12-02 06:34:09,518 INFO L168 Benchmark]: CACSL2BoogieTranslator took 328.34 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.3 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -139.9 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-12-02 06:34:09,518 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 06:34:09,518 INFO L168 Benchmark]: Boogie Preprocessor took 40.85 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 06:34:09,518 INFO L168 Benchmark]: RCFGBuilder took 1029.39 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 860.5 MB in the end (delta: 215.0 MB). Peak memory consumption was 215.0 MB. Max. memory is 11.5 GB. [2018-12-02 06:34:09,518 INFO L168 Benchmark]: CodeCheck took 133815.90 ms. Allocated memory was 1.1 GB in the beginning and 2.5 GB in the end (delta: 1.4 GB). Free memory was 860.5 MB in the beginning and 1.0 GB in the end (delta: -143.6 MB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. [2018-12-02 06:34:09,518 INFO L168 Benchmark]: Witness Printer took 74.41 ms. Allocated memory is still 2.5 GB. Free memory was 1.0 GB in the beginning and 973.1 MB in the end (delta: 31.0 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. [2018-12-02 06:34:09,520 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, 128.2s OverallTime, 178 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1050656 SDtfs, 1676713258 SDslu, -797404866 SDs, 0 SdLazy, -460992964 SolverSat, 496077520 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 539.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 186477 GetRequests, 183573 SyntacticMatches, 1546 SemanticMatches, 1358 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1242837 ImplicationChecksByTransitivity, 109.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.5s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 8.3s InterpolantComputationTime, 27684 NumberOfCodeBlocks, 27684 NumberOfCodeBlocksAsserted, 177 NumberOfCheckSat, 27507 ConstructedInterpolants, 0 QuantifiedInterpolants, 13215637 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 177 InterpolantComputations, 141 PerfectInterpolantSequences, 18688/19290 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: 577]: 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: (!(a28 == 7) || !(a17 == 7)) || (((a19 == 1 && a21 == 1) && a25 == 1) && a11 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (!(a28 == 7) || !(a17 == 7)) || (((a19 == 1 && a21 == 1) && a25 == 1) && a11 == 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 328.34 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.3 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -139.9 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 52.69 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.85 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1029.39 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 860.5 MB in the end (delta: 215.0 MB). Peak memory consumption was 215.0 MB. Max. memory is 11.5 GB. * CodeCheck took 133815.90 ms. Allocated memory was 1.1 GB in the beginning and 2.5 GB in the end (delta: 1.4 GB). Free memory was 860.5 MB in the beginning and 1.0 GB in the end (delta: -143.6 MB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. * Witness Printer took 74.41 ms. Allocated memory is still 2.5 GB. Free memory was 1.0 GB in the beginning and 973.1 MB in the end (delta: 31.0 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...