./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/ssh-simplified/s3_srvr_1a_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_49f47352-ebc2-45b5-b7b0-08e2c6ffa6e7/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_49f47352-ebc2-45b5-b7b0-08e2c6ffa6e7/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_49f47352-ebc2-45b5-b7b0-08e2c6ffa6e7/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_49f47352-ebc2-45b5-b7b0-08e2c6ffa6e7/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ssh-simplified/s3_srvr_1a_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_49f47352-ebc2-45b5-b7b0-08e2c6ffa6e7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_49f47352-ebc2-45b5-b7b0-08e2c6ffa6e7/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 253410f53553d69ef02e4dba1b07bb26de7bec75 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 10:43:49,467 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 10:43:49,468 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 10:43:49,475 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 10:43:49,475 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 10:43:49,476 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 10:43:49,476 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 10:43:49,477 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 10:43:49,478 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 10:43:49,478 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 10:43:49,479 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 10:43:49,479 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 10:43:49,480 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 10:43:49,481 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 10:43:49,481 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 10:43:49,482 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 10:43:49,482 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 10:43:49,484 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 10:43:49,485 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 10:43:49,486 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 10:43:49,486 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 10:43:49,487 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 10:43:49,488 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 10:43:49,488 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 10:43:49,489 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 10:43:49,489 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 10:43:49,490 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 10:43:49,490 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 10:43:49,491 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 10:43:49,491 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 10:43:49,491 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 10:43:49,492 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 10:43:49,492 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 10:43:49,492 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 10:43:49,493 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 10:43:49,493 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 10:43:49,494 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_49f47352-ebc2-45b5-b7b0-08e2c6ffa6e7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 10:43:49,502 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 10:43:49,502 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 10:43:49,502 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 10:43:49,503 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 10:43:49,503 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 10:43:49,503 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 10:43:49,503 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 10:43:49,503 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 10:43:49,503 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 10:43:49,504 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 10:43:49,504 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 10:43:49,504 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 10:43:49,504 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 10:43:49,504 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 10:43:49,504 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 10:43:49,504 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 10:43:49,504 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 10:43:49,504 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 10:43:49,505 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 10:43:49,505 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 10:43:49,505 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 10:43:49,505 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 10:43:49,505 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 10:43:49,505 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 10:43:49,505 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 10:43:49,506 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 10:43:49,506 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 10:43:49,506 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 10:43:49,506 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 10:43:49,506 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_49f47352-ebc2-45b5-b7b0-08e2c6ffa6e7/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 -> 253410f53553d69ef02e4dba1b07bb26de7bec75 [2018-11-18 10:43:49,530 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 10:43:49,539 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 10:43:49,541 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 10:43:49,542 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 10:43:49,543 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 10:43:49,543 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_49f47352-ebc2-45b5-b7b0-08e2c6ffa6e7/bin-2019/ukojak/../../sv-benchmarks/c/ssh-simplified/s3_srvr_1a_true-unreach-call_false-termination.cil.c [2018-11-18 10:43:49,588 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_49f47352-ebc2-45b5-b7b0-08e2c6ffa6e7/bin-2019/ukojak/data/e1d59ed00/71cadf9cb8394bf8a280c33ed42fbbcb/FLAGc22a31522 [2018-11-18 10:43:49,910 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 10:43:49,910 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_49f47352-ebc2-45b5-b7b0-08e2c6ffa6e7/sv-benchmarks/c/ssh-simplified/s3_srvr_1a_true-unreach-call_false-termination.cil.c [2018-11-18 10:43:49,915 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_49f47352-ebc2-45b5-b7b0-08e2c6ffa6e7/bin-2019/ukojak/data/e1d59ed00/71cadf9cb8394bf8a280c33ed42fbbcb/FLAGc22a31522 [2018-11-18 10:43:49,925 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_49f47352-ebc2-45b5-b7b0-08e2c6ffa6e7/bin-2019/ukojak/data/e1d59ed00/71cadf9cb8394bf8a280c33ed42fbbcb [2018-11-18 10:43:49,927 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 10:43:49,928 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 10:43:49,928 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 10:43:49,929 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 10:43:49,932 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 10:43:49,932 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:43:49" (1/1) ... [2018-11-18 10:43:49,934 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c707658 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:43:49, skipping insertion in model container [2018-11-18 10:43:49,935 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:43:49" (1/1) ... [2018-11-18 10:43:49,941 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 10:43:49,963 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 10:43:50,090 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:43:50,092 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 10:43:50,106 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:43:50,114 INFO L195 MainTranslator]: Completed translation [2018-11-18 10:43:50,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:43:50 WrapperNode [2018-11-18 10:43:50,115 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 10:43:50,115 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 10:43:50,115 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 10:43:50,115 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 10:43:50,120 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:43:50" (1/1) ... [2018-11-18 10:43:50,124 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:43:50" (1/1) ... [2018-11-18 10:43:50,135 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 10:43:50,135 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 10:43:50,135 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 10:43:50,135 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 10:43:50,140 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:43:50" (1/1) ... [2018-11-18 10:43:50,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:43:50" (1/1) ... [2018-11-18 10:43:50,141 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:43:50" (1/1) ... [2018-11-18 10:43:50,141 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:43:50" (1/1) ... [2018-11-18 10:43:50,143 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:43:50" (1/1) ... [2018-11-18 10:43:50,182 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:43:50" (1/1) ... [2018-11-18 10:43:50,183 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:43:50" (1/1) ... [2018-11-18 10:43:50,184 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 10:43:50,184 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 10:43:50,184 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 10:43:50,184 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 10:43:50,185 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:43:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_49f47352-ebc2-45b5-b7b0-08e2c6ffa6e7/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 10:43:50,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 10:43:50,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 10:43:50,503 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 10:43:50,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:43:50 BoogieIcfgContainer [2018-11-18 10:43:50,504 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 10:43:50,504 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 10:43:50,504 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 10:43:50,513 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 10:43:50,513 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:43:50" (1/1) ... [2018-11-18 10:43:50,522 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:43:50,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:50,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 54 transitions. [2018-11-18 10:43:50,551 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 54 transitions. [2018-11-18 10:43:50,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-18 10:43:50,553 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:50,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:50,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:43:50,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:50,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 34 states and 69 transitions. [2018-11-18 10:43:50,659 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 69 transitions. [2018-11-18 10:43:50,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 10:43:50,660 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:50,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:50,688 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:43:50,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:50,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 41 states and 105 transitions. [2018-11-18 10:43:50,782 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 105 transitions. [2018-11-18 10:43:50,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 10:43:50,784 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:50,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:50,806 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:43:50,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:50,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 45 states and 109 transitions. [2018-11-18 10:43:50,899 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 109 transitions. [2018-11-18 10:43:50,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 10:43:50,899 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:50,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:50,934 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:43:51,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:51,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 49 states and 116 transitions. [2018-11-18 10:43:51,087 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 116 transitions. [2018-11-18 10:43:51,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 10:43:51,087 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:51,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:51,130 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:43:51,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:51,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 54 states and 137 transitions. [2018-11-18 10:43:51,217 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 137 transitions. [2018-11-18 10:43:51,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 10:43:51,217 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:51,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:51,243 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:43:51,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:51,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 59 states and 141 transitions. [2018-11-18 10:43:51,357 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 141 transitions. [2018-11-18 10:43:51,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-18 10:43:51,357 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:51,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:51,389 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 10:43:51,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:51,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 62 states and 145 transitions. [2018-11-18 10:43:51,474 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 145 transitions. [2018-11-18 10:43:51,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 10:43:51,475 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:51,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:51,491 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 10:43:51,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:51,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 64 states and 149 transitions. [2018-11-18 10:43:51,667 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 149 transitions. [2018-11-18 10:43:51,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-18 10:43:51,668 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:51,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:51,689 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:43:51,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:51,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 67 states and 153 transitions. [2018-11-18 10:43:51,802 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 153 transitions. [2018-11-18 10:43:51,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-18 10:43:51,802 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:51,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:51,836 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:43:51,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:51,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 68 states and 154 transitions. [2018-11-18 10:43:51,871 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 154 transitions. [2018-11-18 10:43:51,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-18 10:43:51,872 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:51,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:51,893 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:43:51,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:51,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 70 states and 157 transitions. [2018-11-18 10:43:51,903 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 157 transitions. [2018-11-18 10:43:51,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-18 10:43:51,904 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:51,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:51,927 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:43:51,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:51,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 71 states and 158 transitions. [2018-11-18 10:43:51,943 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 158 transitions. [2018-11-18 10:43:51,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-18 10:43:51,944 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:51,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:51,964 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:43:51,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:51,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 72 states and 159 transitions. [2018-11-18 10:43:51,982 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 159 transitions. [2018-11-18 10:43:51,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-18 10:43:51,983 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:51,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:52,008 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 10:43:52,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:52,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 75 states and 164 transitions. [2018-11-18 10:43:52,119 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 164 transitions. [2018-11-18 10:43:52,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-18 10:43:52,119 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:52,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:52,142 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:43:52,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:52,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 77 states and 167 transitions. [2018-11-18 10:43:52,185 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 167 transitions. [2018-11-18 10:43:52,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-18 10:43:52,186 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:52,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:52,212 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:43:52,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:52,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 78 states and 168 transitions. [2018-11-18 10:43:52,243 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 168 transitions. [2018-11-18 10:43:52,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-18 10:43:52,244 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:52,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:52,252 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 10:43:52,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:52,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 82 states and 173 transitions. [2018-11-18 10:43:52,363 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 173 transitions. [2018-11-18 10:43:52,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-18 10:43:52,363 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:52,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:52,382 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:43:52,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:52,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 84 states and 176 transitions. [2018-11-18 10:43:52,416 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 176 transitions. [2018-11-18 10:43:52,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-18 10:43:52,416 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:52,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:52,436 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:43:52,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:52,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 85 states and 176 transitions. [2018-11-18 10:43:52,454 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 176 transitions. [2018-11-18 10:43:52,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-18 10:43:52,454 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:52,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:52,471 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 10:43:52,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:52,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 86 states and 177 transitions. [2018-11-18 10:43:52,487 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 177 transitions. [2018-11-18 10:43:52,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-18 10:43:52,487 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:52,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:52,524 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 10:43:52,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:52,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 89 states and 180 transitions. [2018-11-18 10:43:52,649 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 180 transitions. [2018-11-18 10:43:52,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-18 10:43:52,649 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:52,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:52,665 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:43:52,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:52,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 94 states and 188 transitions. [2018-11-18 10:43:52,700 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 188 transitions. [2018-11-18 10:43:52,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-18 10:43:52,700 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:52,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:52,759 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 10:43:52,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:52,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 97 states and 192 transitions. [2018-11-18 10:43:52,866 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 192 transitions. [2018-11-18 10:43:52,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-18 10:43:52,866 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:52,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:52,917 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 10:43:53,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:53,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 107 states and 207 transitions. [2018-11-18 10:43:53,469 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 207 transitions. [2018-11-18 10:43:53,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-18 10:43:53,470 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:53,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:53,531 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 10:43:54,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:54,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 118 states and 220 transitions. [2018-11-18 10:43:54,126 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 220 transitions. [2018-11-18 10:43:54,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-18 10:43:54,127 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:54,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:54,135 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 10:43:54,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:54,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 121 states and 223 transitions. [2018-11-18 10:43:54,234 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 223 transitions. [2018-11-18 10:43:54,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-18 10:43:54,234 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:54,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:54,278 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 10:43:54,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:54,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 128 states and 230 transitions. [2018-11-18 10:43:54,643 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 230 transitions. [2018-11-18 10:43:54,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-18 10:43:54,644 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:54,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:54,650 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 10:43:55,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:55,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 133 states and 236 transitions. [2018-11-18 10:43:55,074 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 236 transitions. [2018-11-18 10:43:55,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-18 10:43:55,074 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:55,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:55,080 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 10:43:55,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:55,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 136 states and 238 transitions. [2018-11-18 10:43:55,191 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 238 transitions. [2018-11-18 10:43:55,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-18 10:43:55,191 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:55,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:55,197 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 10:43:55,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:55,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 140 states and 241 transitions. [2018-11-18 10:43:55,288 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 241 transitions. [2018-11-18 10:43:55,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-18 10:43:55,289 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:55,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:55,296 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 10:43:55,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:55,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 141 states and 242 transitions. [2018-11-18 10:43:55,306 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 242 transitions. [2018-11-18 10:43:55,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-18 10:43:55,307 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:55,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:55,313 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 10:43:55,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:55,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 142 states and 243 transitions. [2018-11-18 10:43:55,328 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 243 transitions. [2018-11-18 10:43:55,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-18 10:43:55,329 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:55,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:55,337 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 10:43:55,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:55,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 143 states and 244 transitions. [2018-11-18 10:43:55,349 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 244 transitions. [2018-11-18 10:43:55,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-18 10:43:55,349 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:55,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:55,358 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 10:43:55,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:55,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 144 states and 245 transitions. [2018-11-18 10:43:55,370 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 245 transitions. [2018-11-18 10:43:55,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-18 10:43:55,370 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:55,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:55,378 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 10:43:55,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:55,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 145 states and 246 transitions. [2018-11-18 10:43:55,390 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 246 transitions. [2018-11-18 10:43:55,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-18 10:43:55,391 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:55,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:55,398 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 10:43:55,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:55,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 146 states and 247 transitions. [2018-11-18 10:43:55,411 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 247 transitions. [2018-11-18 10:43:55,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-18 10:43:55,412 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:55,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:55,459 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 10:43:56,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:56,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 154 states and 257 transitions. [2018-11-18 10:43:56,098 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 257 transitions. [2018-11-18 10:43:56,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-18 10:43:56,098 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:56,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:56,106 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 10:43:56,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:56,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 157 states and 259 transitions. [2018-11-18 10:43:56,249 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 259 transitions. [2018-11-18 10:43:56,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-18 10:43:56,249 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:56,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:56,257 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 10:43:56,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:56,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 162 states and 263 transitions. [2018-11-18 10:43:56,439 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 263 transitions. [2018-11-18 10:43:56,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-18 10:43:56,439 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:56,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:56,445 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 10:43:56,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:56,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 166 states and 266 transitions. [2018-11-18 10:43:56,587 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 266 transitions. [2018-11-18 10:43:56,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-18 10:43:56,588 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:56,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:56,597 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 10:43:56,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:56,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 170 states and 270 transitions. [2018-11-18 10:43:56,714 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 270 transitions. [2018-11-18 10:43:56,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-18 10:43:56,714 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:56,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:56,775 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:43:57,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:57,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 198 states and 301 transitions. [2018-11-18 10:43:57,340 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 301 transitions. [2018-11-18 10:43:57,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 10:43:57,340 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:57,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:57,409 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 10:43:57,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:57,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 201 states and 304 transitions. [2018-11-18 10:43:57,548 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 304 transitions. [2018-11-18 10:43:57,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 10:43:57,548 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:57,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:57,556 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 10:43:57,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:57,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 202 states and 305 transitions. [2018-11-18 10:43:57,636 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 305 transitions. [2018-11-18 10:43:57,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 10:43:57,637 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:57,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:57,688 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 10:43:58,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:58,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 211 states and 315 transitions. [2018-11-18 10:43:58,386 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 315 transitions. [2018-11-18 10:43:58,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 10:43:58,386 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:58,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:58,394 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 10:43:58,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:58,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 215 states and 319 transitions. [2018-11-18 10:43:58,765 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 319 transitions. [2018-11-18 10:43:58,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 10:43:58,765 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:58,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:58,773 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 10:43:58,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:58,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 218 states and 321 transitions. [2018-11-18 10:43:58,943 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 321 transitions. [2018-11-18 10:43:58,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-18 10:43:58,944 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:58,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:58,952 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 10:43:59,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:59,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 223 states and 325 transitions. [2018-11-18 10:43:59,167 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 325 transitions. [2018-11-18 10:43:59,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 10:43:59,168 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:59,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:59,173 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 10:43:59,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:59,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 226 states and 328 transitions. [2018-11-18 10:43:59,301 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 328 transitions. [2018-11-18 10:43:59,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 10:43:59,301 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:59,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:59,307 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 10:43:59,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:59,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 227 states and 329 transitions. [2018-11-18 10:43:59,324 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 329 transitions. [2018-11-18 10:43:59,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 10:43:59,324 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:59,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:59,362 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 10:43:59,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:59,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 227 states and 328 transitions. [2018-11-18 10:43:59,507 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 328 transitions. [2018-11-18 10:43:59,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 10:43:59,507 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:59,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:59,607 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-18 10:43:59,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:59,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 230 states and 331 transitions. [2018-11-18 10:43:59,811 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 331 transitions. [2018-11-18 10:43:59,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 10:43:59,812 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:43:59,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:43:59,821 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-18 10:43:59,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:43:59,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 231 states and 333 transitions. [2018-11-18 10:43:59,997 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 333 transitions. [2018-11-18 10:43:59,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 10:43:59,997 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:00,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:00,006 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-18 10:44:00,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:00,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 231 states and 332 transitions. [2018-11-18 10:44:00,118 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 332 transitions. [2018-11-18 10:44:00,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-18 10:44:00,118 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:00,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:00,127 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-18 10:44:00,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:00,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 234 states and 334 transitions. [2018-11-18 10:44:00,259 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 334 transitions. [2018-11-18 10:44:00,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 10:44:00,260 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:00,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:00,267 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 10:44:00,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:00,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 235 states and 335 transitions. [2018-11-18 10:44:00,305 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 335 transitions. [2018-11-18 10:44:00,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 10:44:00,305 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:00,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:00,313 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 10:44:00,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:00,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 236 states and 336 transitions. [2018-11-18 10:44:00,333 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 336 transitions. [2018-11-18 10:44:00,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-18 10:44:00,334 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:00,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:00,339 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 10:44:00,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:00,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 237 states and 337 transitions. [2018-11-18 10:44:00,358 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 337 transitions. [2018-11-18 10:44:00,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 10:44:00,358 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:00,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:00,365 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 10:44:00,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:00,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 238 states and 338 transitions. [2018-11-18 10:44:00,395 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 338 transitions. [2018-11-18 10:44:00,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 10:44:00,395 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:00,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:00,450 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 54 proven. 3 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-11-18 10:44:00,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:00,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 242 states and 342 transitions. [2018-11-18 10:44:00,746 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 342 transitions. [2018-11-18 10:44:00,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-18 10:44:00,746 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:00,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:00,754 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 54 proven. 3 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-11-18 10:44:01,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:01,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 224 states and 309 transitions. [2018-11-18 10:44:01,034 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 309 transitions. [2018-11-18 10:44:01,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 10:44:01,034 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:01,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:01,091 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 10:44:01,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:01,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 234 states and 319 transitions. [2018-11-18 10:44:01,636 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 319 transitions. [2018-11-18 10:44:01,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 10:44:01,636 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:01,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:01,701 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 10:44:01,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:01,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 239 states and 324 transitions. [2018-11-18 10:44:01,996 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 324 transitions. [2018-11-18 10:44:01,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 10:44:01,996 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:01,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:02,002 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 10:44:02,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:02,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 243 states and 328 transitions. [2018-11-18 10:44:02,175 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 328 transitions. [2018-11-18 10:44:02,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 10:44:02,175 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:02,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:02,181 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 10:44:03,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:03,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 249 states and 334 transitions. [2018-11-18 10:44:03,023 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 334 transitions. [2018-11-18 10:44:03,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 10:44:03,023 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:03,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:03,029 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 10:44:03,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:03,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 252 states and 337 transitions. [2018-11-18 10:44:03,203 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 337 transitions. [2018-11-18 10:44:03,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 10:44:03,203 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:03,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:03,209 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 10:44:03,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:03,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 253 states and 338 transitions. [2018-11-18 10:44:03,425 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 338 transitions. [2018-11-18 10:44:03,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-18 10:44:03,426 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:03,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:03,431 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-18 10:44:03,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:03,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 256 states and 340 transitions. [2018-11-18 10:44:03,608 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 340 transitions. [2018-11-18 10:44:03,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-18 10:44:03,609 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:03,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:03,779 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 10:44:05,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:05,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 302 states and 409 transitions. [2018-11-18 10:44:05,438 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 409 transitions. [2018-11-18 10:44:05,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-18 10:44:05,438 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:05,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:05,449 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 10:44:05,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:05,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 315 states and 424 transitions. [2018-11-18 10:44:05,784 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 424 transitions. [2018-11-18 10:44:05,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-18 10:44:05,784 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:05,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:05,795 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 10:44:05,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:05,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 316 states and 424 transitions. [2018-11-18 10:44:05,940 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 424 transitions. [2018-11-18 10:44:05,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-18 10:44:05,940 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:05,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:05,950 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 10:44:06,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:06,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 320 states and 430 transitions. [2018-11-18 10:44:06,195 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 430 transitions. [2018-11-18 10:44:06,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-18 10:44:06,196 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:06,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:06,205 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 10:44:08,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:08,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 330 states and 444 transitions. [2018-11-18 10:44:08,157 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 444 transitions. [2018-11-18 10:44:08,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-18 10:44:08,158 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:08,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:08,165 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 10:44:08,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:08,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 335 states and 452 transitions. [2018-11-18 10:44:08,566 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 452 transitions. [2018-11-18 10:44:08,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 10:44:08,566 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:08,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:08,723 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-18 10:44:09,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:09,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 339 states and 456 transitions. [2018-11-18 10:44:09,333 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 456 transitions. [2018-11-18 10:44:09,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 10:44:09,334 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:09,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:09,340 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-18 10:44:10,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:10,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 346 states and 465 transitions. [2018-11-18 10:44:10,673 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 465 transitions. [2018-11-18 10:44:10,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 10:44:10,673 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:10,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:10,681 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-18 10:44:10,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:10,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 350 states and 468 transitions. [2018-11-18 10:44:10,938 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 468 transitions. [2018-11-18 10:44:10,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 10:44:10,938 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:10,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:10,946 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-18 10:44:11,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:11,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 355 states and 472 transitions. [2018-11-18 10:44:11,312 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 472 transitions. [2018-11-18 10:44:11,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 10:44:11,312 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:11,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:11,320 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-11-18 10:44:11,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:11,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 358 states and 474 transitions. [2018-11-18 10:44:11,578 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 474 transitions. [2018-11-18 10:44:11,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 10:44:11,578 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:11,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:11,584 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-18 10:44:11,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:11,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 359 states and 475 transitions. [2018-11-18 10:44:11,925 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 475 transitions. [2018-11-18 10:44:11,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 10:44:11,925 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:11,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:11,933 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-18 10:44:12,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:12,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 359 states and 471 transitions. [2018-11-18 10:44:12,281 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 471 transitions. [2018-11-18 10:44:12,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 10:44:12,281 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:12,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:12,444 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 151 proven. 33 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-18 10:44:15,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:15,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 394 states and 532 transitions. [2018-11-18 10:44:15,827 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 532 transitions. [2018-11-18 10:44:15,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 10:44:15,827 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:15,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:15,836 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 151 proven. 33 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-18 10:44:16,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:16,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 398 states and 530 transitions. [2018-11-18 10:44:16,398 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 530 transitions. [2018-11-18 10:44:16,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 10:44:16,425 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:16,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:16,434 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-18 10:44:16,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:16,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 403 states and 535 transitions. [2018-11-18 10:44:16,838 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 535 transitions. [2018-11-18 10:44:16,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 10:44:16,839 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:16,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:16,847 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-18 10:44:17,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:17,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 406 states and 538 transitions. [2018-11-18 10:44:17,107 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 538 transitions. [2018-11-18 10:44:17,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 10:44:17,107 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:17,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:17,116 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-18 10:44:17,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:17,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 410 states and 542 transitions. [2018-11-18 10:44:17,373 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 542 transitions. [2018-11-18 10:44:17,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 10:44:17,373 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:17,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:17,492 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-18 10:44:20,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:20,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 422 states and 556 transitions. [2018-11-18 10:44:20,023 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 556 transitions. [2018-11-18 10:44:20,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 10:44:20,023 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:20,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:20,030 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-18 10:44:20,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:20,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 425 states and 558 transitions. [2018-11-18 10:44:20,301 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 558 transitions. [2018-11-18 10:44:20,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 10:44:20,302 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:20,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:20,308 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-18 10:44:20,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:20,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 429 states and 561 transitions. [2018-11-18 10:44:20,588 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 561 transitions. [2018-11-18 10:44:20,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 10:44:20,588 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:20,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:20,594 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-18 10:44:21,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:21,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 434 states and 565 transitions. [2018-11-18 10:44:21,045 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 565 transitions. [2018-11-18 10:44:21,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 10:44:21,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:21,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:21,052 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-18 10:44:21,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:21,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 439 states and 570 transitions. [2018-11-18 10:44:21,495 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 570 transitions. [2018-11-18 10:44:21,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 10:44:21,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:21,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:21,504 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-18 10:44:21,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:21,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 442 states and 573 transitions. [2018-11-18 10:44:21,860 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 573 transitions. [2018-11-18 10:44:21,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 10:44:21,861 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:21,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:21,867 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-18 10:44:22,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:22,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 446 states and 577 transitions. [2018-11-18 10:44:22,155 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 577 transitions. [2018-11-18 10:44:22,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 10:44:22,155 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:22,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:22,161 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-18 10:44:24,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:24,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 457 states and 591 transitions. [2018-11-18 10:44:24,558 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 591 transitions. [2018-11-18 10:44:24,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 10:44:24,559 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:24,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:24,569 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2018-11-18 10:44:25,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:25,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 446 states and 576 transitions. [2018-11-18 10:44:25,487 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 576 transitions. [2018-11-18 10:44:25,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-18 10:44:25,488 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:25,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:25,499 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 261 proven. 33 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-18 10:44:26,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:26,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 459 states and 590 transitions. [2018-11-18 10:44:26,621 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 590 transitions. [2018-11-18 10:44:26,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-18 10:44:26,622 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:44:26,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:44:26,853 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 219 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-18 10:44:28,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:44:28,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 456 states and 585 transitions. [2018-11-18 10:44:28,347 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 585 transitions. [2018-11-18 10:44:28,347 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 10:44:28,347 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 98 iterations. [2018-11-18 10:44:28,353 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 10:44:28,720 WARN L180 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 56 [2018-11-18 10:44:29,091 WARN L180 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 56 [2018-11-18 10:44:29,564 WARN L180 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 44 [2018-11-18 10:44:29,853 WARN L180 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 35 [2018-11-18 10:44:30,178 WARN L180 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 56 [2018-11-18 10:44:30,216 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-18 10:44:30,222 INFO L579 CodeCheckObserver]: Invariant with dag size 56 [2018-11-18 10:44:30,225 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-18 10:44:30,225 INFO L579 CodeCheckObserver]: Invariant with dag size 20 [2018-11-18 10:44:30,226 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-18 10:44:30,226 INFO L579 CodeCheckObserver]: Invariant with dag size 16 [2018-11-18 10:44:30,226 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 10:44:30,226 INFO L579 CodeCheckObserver]: Invariant with dag size 27 [2018-11-18 10:44:30,227 INFO L579 CodeCheckObserver]: Invariant with dag size 20 [2018-11-18 10:44:30,228 INFO L579 CodeCheckObserver]: Invariant with dag size 44 [2018-11-18 10:44:30,229 INFO L579 CodeCheckObserver]: Invariant with dag size 20 [2018-11-18 10:44:30,230 INFO L579 CodeCheckObserver]: Invariant with dag size 20 [2018-11-18 10:44:30,231 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 10:44:30,231 INFO L579 CodeCheckObserver]: Invariant with dag size 35 [2018-11-18 10:44:30,232 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-18 10:44:30,232 INFO L579 CodeCheckObserver]: Invariant with dag size 3 [2018-11-18 10:44:30,233 INFO L579 CodeCheckObserver]: Invariant with dag size 20 [2018-11-18 10:44:30,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 10:44:30 ImpRootNode [2018-11-18 10:44:30,233 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 10:44:30,235 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 10:44:30,235 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 10:44:30,235 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 10:44:30,235 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:43:50" (3/4) ... [2018-11-18 10:44:30,238 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 10:44:30,247 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-18 10:44:30,247 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 10:44:30,247 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 10:44:30,293 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_49f47352-ebc2-45b5-b7b0-08e2c6ffa6e7/bin-2019/ukojak/witness.graphml [2018-11-18 10:44:30,294 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 10:44:30,294 INFO L168 Benchmark]: Toolchain (without parser) took 40366.85 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 813.7 MB). Free memory was 961.9 MB in the beginning and 1.0 GB in the end (delta: -71.6 MB). Peak memory consumption was 742.1 MB. Max. memory is 11.5 GB. [2018-11-18 10:44:30,295 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:44:30,295 INFO L168 Benchmark]: CACSL2BoogieTranslator took 186.42 ms. Allocated memory is still 1.0 GB. Free memory was 961.9 MB in the beginning and 945.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 10:44:30,295 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.84 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:44:30,295 INFO L168 Benchmark]: Boogie Preprocessor took 48.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -188.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. [2018-11-18 10:44:30,295 INFO L168 Benchmark]: RCFGBuilder took 319.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. [2018-11-18 10:44:30,296 INFO L168 Benchmark]: CodeCheck took 39729.10 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 676.3 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 73.3 MB). Peak memory consumption was 950.2 MB. Max. memory is 11.5 GB. [2018-11-18 10:44:30,296 INFO L168 Benchmark]: Witness Printer took 59.09 ms. Allocated memory is still 1.8 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:44:30,297 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, 47 locations, 1 error locations. SAFE Result, 37.8s OverallTime, 98 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1073741828 SDtfs, 320740558 SDslu, -1102315480 SDs, 0 SdLazy, 229052806 SolverSat, 371598772 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 67.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 39853 GetRequests, 38446 SyntacticMatches, 637 SemanticMatches, 770 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 338775 ImplicationChecksByTransitivity, 34.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 5127 NumberOfCodeBlocks, 5127 NumberOfCodeBlocksAsserted, 97 NumberOfCheckSat, 5030 ConstructedInterpolants, 0 QuantifiedInterpolants, 579454 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 97 InterpolantComputations, 76 PerfectInterpolantSequences, 9826/10456 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: 216]: 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: 69]: Loop Invariant Derived loop invariant: blastFlag <= 4 - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: ((((((((((((s__state == 8640 && !(s__hit == 0)) || ((1 < blastFlag && blastFlag <= 2) && s__state == 8496)) || (blastFlag <= 4 && s__state == 8656)) || (8528 <= s__state && blastFlag <= 0)) || ((8496 <= s__state && 0 < blastFlag) && blastFlag <= 1)) || (s__state == 8466 && blastFlag <= 2)) || ((s__state == 8496 && !(blastFlag == 0)) && blastFlag <= 0)) || ((8672 <= s__state && 2 < blastFlag) && blastFlag <= 3)) || (s__state == 8512 && blastFlag <= 0)) || ((((8512 <= s__state && 1 < blastFlag) && blastFlag <= 2) && !(s__state == 8528)) && !(s__state == 8512 || 8656 <= s__state))) || ((s__hit == 0 && s__state == 8528) && blastFlag <= 2)) || ((blastFlag <= 4 && 8672 <= s__state) && 3 < blastFlag)) || ((s__hit == 0 && blastFlag <= 2) && s__state == 8512) - InvariantResult [Line: 106]: Loop Invariant Derived loop invariant: blastFlag <= 2 - InvariantResult [Line: 49]: Loop Invariant Derived loop invariant: ((blastFlag <= 2 || (blastFlag <= 4 && s__state == 8656)) || (blastFlag <= 4 && 8672 <= s__state)) || (s__state == 8640 && !(s__hit == 0)) - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: blastFlag <= 4 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: ((s__state == 8640 && !(s__hit == 0)) || blastFlag <= 3) || (blastFlag <= 4 && !(s__state == 8640)) - InvariantResult [Line: 9]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 37]: Loop Invariant Derived loop invariant: ((((blastFlag <= 1 || (blastFlag <= 2 && !(s__state == 8512))) || (blastFlag <= 4 && s__state == 8656)) || (blastFlag <= 4 && 8672 <= s__state)) || (s__state == 8640 && !(s__hit == 0))) || (s__hit == 0 && blastFlag <= 2) - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: ((blastFlag <= 2 || (blastFlag <= 4 && s__state == 8656)) || (blastFlag <= 4 && 8672 <= s__state)) || (s__state == 8640 && !(s__hit == 0)) - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (((((((((s__state == 8640 && !(s__hit == 0)) || (blastFlag <= 4 && s__state == 8656)) || ((blastFlag <= 2 && s__state == 8496) && !(blastFlag == 0))) || (s__state == 8466 && blastFlag <= 2)) || ((8496 <= s__state && 0 < blastFlag) && blastFlag <= 1)) || (blastFlag == 0 && 8528 <= s__state)) || (s__state == 8512 && blastFlag <= 0)) || (blastFlag <= 4 && 8672 <= s__state)) || (((8512 <= s__state && blastFlag <= 2) && !(blastFlag == 0)) && !(s__state == 8512))) || ((s__hit == 0 && blastFlag <= 2) && s__state == 8512) - InvariantResult [Line: 41]: Loop Invariant Derived loop invariant: ((blastFlag <= 2 || (blastFlag <= 4 && s__state == 8656)) || (blastFlag <= 4 && 8672 <= s__state)) || (s__state == 8640 && !(s__hit == 0)) - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: ((blastFlag <= 2 || (blastFlag <= 4 && s__state == 8656)) || (blastFlag <= 4 && 8672 <= s__state)) || (s__state == 8640 && !(s__hit == 0)) - InvariantResult [Line: 9]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: (((((((0 < blastFlag && blastFlag <= 1) || (blastFlag <= 4 && s__state == 8656)) || (blastFlag <= 4 && 8672 <= s__state)) || ((8512 <= s__state && blastFlag <= 2) && !(s__state == 8512))) || (blastFlag <= 2 && s__state == 8496)) || (s__state == 8640 && !(s__hit == 0))) || (s__state == 8512 && blastFlag <= 0)) || ((s__hit == 0 && blastFlag <= 2) && s__state == 8512) - InvariantResult [Line: 45]: Loop Invariant Derived loop invariant: blastFlag <= 2 - InvariantResult [Line: 114]: Loop Invariant Derived loop invariant: blastFlag <= 2 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: ((blastFlag <= 2 || (blastFlag <= 4 && s__state == 8656)) || (blastFlag <= 4 && 8672 <= s__state)) || (s__state == 8640 && !(s__hit == 0)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 186.42 ms. Allocated memory is still 1.0 GB. Free memory was 961.9 MB in the beginning and 945.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.84 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -188.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 319.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. * CodeCheck took 39729.10 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 676.3 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 73.3 MB). Peak memory consumption was 950.2 MB. Max. memory is 11.5 GB. * Witness Printer took 59.09 ms. Allocated memory is still 1.8 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...