./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label30_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_531af8d8-f4b3-4bc3-9643-dd1c6a37d71c/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_531af8d8-f4b3-4bc3-9643-dd1c6a37d71c/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_531af8d8-f4b3-4bc3-9643-dd1c6a37d71c/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_531af8d8-f4b3-4bc3-9643-dd1c6a37d71c/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label30_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_531af8d8-f4b3-4bc3-9643-dd1c6a37d71c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_531af8d8-f4b3-4bc3-9643-dd1c6a37d71c/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 01a8e9a3332b0304ee54749c06e9a9a428acc8a8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:33:25,209 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:33:25,210 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:33:25,217 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:33:25,217 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:33:25,218 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:33:25,219 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:33:25,220 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:33:25,221 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:33:25,221 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:33:25,222 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:33:25,222 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:33:25,223 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:33:25,224 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:33:25,224 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:33:25,225 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:33:25,225 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:33:25,226 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:33:25,228 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:33:25,229 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:33:25,229 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:33:25,230 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:33:25,231 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:33:25,232 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:33:25,232 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:33:25,232 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:33:25,233 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:33:25,234 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:33:25,234 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:33:25,235 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:33:25,235 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:33:25,236 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:33:25,236 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:33:25,236 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:33:25,236 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:33:25,237 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:33:25,237 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_531af8d8-f4b3-4bc3-9643-dd1c6a37d71c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 07:33:25,246 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:33:25,246 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:33:25,246 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:33:25,247 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 07:33:25,247 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 07:33:25,247 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 07:33:25,247 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:33:25,248 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:33:25,248 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:33:25,248 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:33:25,248 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:33:25,248 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:33:25,248 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:33:25,248 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:33:25,248 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:33:25,249 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:33:25,249 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:33:25,249 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 07:33:25,249 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 07:33:25,249 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:33:25,249 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:33:25,249 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 07:33:25,250 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:33:25,250 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:33:25,250 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:33:25,250 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 07:33:25,250 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:33:25,250 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:33:25,250 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_531af8d8-f4b3-4bc3-9643-dd1c6a37d71c/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 -> 01a8e9a3332b0304ee54749c06e9a9a428acc8a8 [2018-11-10 07:33:25,272 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:33:25,281 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:33:25,283 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:33:25,284 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:33:25,284 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:33:25,285 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_531af8d8-f4b3-4bc3-9643-dd1c6a37d71c/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label30_true-unreach-call_false-termination.c [2018-11-10 07:33:25,320 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_531af8d8-f4b3-4bc3-9643-dd1c6a37d71c/bin-2019/ukojak/data/15e84e8f3/317cc853def645f79fb4aca943a8a2cb/FLAGd916ee2d0 [2018-11-10 07:33:25,764 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:33:25,764 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_531af8d8-f4b3-4bc3-9643-dd1c6a37d71c/sv-benchmarks/c/eca-rers2012/Problem02_label30_true-unreach-call_false-termination.c [2018-11-10 07:33:25,773 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_531af8d8-f4b3-4bc3-9643-dd1c6a37d71c/bin-2019/ukojak/data/15e84e8f3/317cc853def645f79fb4aca943a8a2cb/FLAGd916ee2d0 [2018-11-10 07:33:25,785 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_531af8d8-f4b3-4bc3-9643-dd1c6a37d71c/bin-2019/ukojak/data/15e84e8f3/317cc853def645f79fb4aca943a8a2cb [2018-11-10 07:33:25,787 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:33:25,789 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:33:25,789 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:33:25,789 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:33:25,792 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:33:25,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:33:25" (1/1) ... [2018-11-10 07:33:25,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18da3d15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:25, skipping insertion in model container [2018-11-10 07:33:25,795 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:33:25" (1/1) ... [2018-11-10 07:33:25,803 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:33:25,839 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:33:26,028 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:33:26,032 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:33:26,094 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:33:26,104 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:33:26,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:26 WrapperNode [2018-11-10 07:33:26,104 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:33:26,105 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:33:26,105 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:33:26,105 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:33:26,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:26" (1/1) ... [2018-11-10 07:33:26,121 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:26" (1/1) ... [2018-11-10 07:33:26,203 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:33:26,204 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:33:26,204 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:33:26,204 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:33:26,212 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:26" (1/1) ... [2018-11-10 07:33:26,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:26" (1/1) ... [2018-11-10 07:33:26,215 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:26" (1/1) ... [2018-11-10 07:33:26,215 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:26" (1/1) ... [2018-11-10 07:33:26,227 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:26" (1/1) ... [2018-11-10 07:33:26,235 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:26" (1/1) ... [2018-11-10 07:33:26,238 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:26" (1/1) ... [2018-11-10 07:33:26,241 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:33:26,242 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:33:26,242 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:33:26,242 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:33:26,243 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_531af8d8-f4b3-4bc3-9643-dd1c6a37d71c/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 [2018-11-10 07:33:26,293 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 07:33:26,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:33:26,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:33:27,551 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:33:27,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:33:27 BoogieIcfgContainer [2018-11-10 07:33:27,552 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:33:27,552 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 07:33:27,553 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 07:33:27,560 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 07:33:27,560 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:33:27" (1/1) ... [2018-11-10 07:33:27,567 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:33:27,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:27,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-11-10 07:33:27,593 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-11-10 07:33:27,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-10 07:33:27,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:27,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:27,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:28,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:28,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 165 states and 242 transitions. [2018-11-10 07:33:28,278 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 242 transitions. [2018-11-10 07:33:28,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 07:33:28,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:28,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:28,351 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 07:33:28,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:28,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 166 states and 245 transitions. [2018-11-10 07:33:28,452 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 245 transitions. [2018-11-10 07:33:28,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-10 07:33:28,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:28,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:28,520 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:28,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:28,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 184 states and 271 transitions. [2018-11-10 07:33:28,643 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 271 transitions. [2018-11-10 07:33:28,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-10 07:33:28,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:28,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:28,701 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:28,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:28,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 203 states and 296 transitions. [2018-11-10 07:33:28,879 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 296 transitions. [2018-11-10 07:33:28,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-10 07:33:28,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:28,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:28,958 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:29,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:29,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 222 states and 324 transitions. [2018-11-10 07:33:29,260 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 324 transitions. [2018-11-10 07:33:29,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 07:33:29,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:29,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:29,352 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 07:33:29,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:29,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 246 states and 361 transitions. [2018-11-10 07:33:29,782 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 361 transitions. [2018-11-10 07:33:29,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 07:33:29,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:29,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:29,812 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 07:33:29,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:29,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 250 states and 367 transitions. [2018-11-10 07:33:29,899 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 367 transitions. [2018-11-10 07:33:29,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 07:33:29,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:29,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:29,930 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 07:33:30,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:30,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 264 states and 383 transitions. [2018-11-10 07:33:30,125 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 383 transitions. [2018-11-10 07:33:30,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 07:33:30,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:30,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:30,148 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:30,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:30,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 269 states and 389 transitions. [2018-11-10 07:33:30,329 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 389 transitions. [2018-11-10 07:33:30,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 07:33:30,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:30,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:30,381 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:30,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:30,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 293 states and 424 transitions. [2018-11-10 07:33:30,904 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 424 transitions. [2018-11-10 07:33:30,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-10 07:33:30,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:30,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:30,944 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:31,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:31,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 298 states and 433 transitions. [2018-11-10 07:33:31,155 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 433 transitions. [2018-11-10 07:33:31,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-10 07:33:31,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:31,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:31,181 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:31,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:31,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 302 states and 437 transitions. [2018-11-10 07:33:31,299 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 437 transitions. [2018-11-10 07:33:31,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 07:33:31,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:31,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:31,368 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 07:33:31,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:31,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 382 states and 519 transitions. [2018-11-10 07:33:31,770 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 519 transitions. [2018-11-10 07:33:31,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-10 07:33:31,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:31,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:31,795 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:32,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:32,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 401 states and 542 transitions. [2018-11-10 07:33:32,107 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 542 transitions. [2018-11-10 07:33:32,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-10 07:33:32,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:32,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:32,130 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:32,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:32,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 403 states and 543 transitions. [2018-11-10 07:33:32,239 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 543 transitions. [2018-11-10 07:33:32,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-10 07:33:32,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:32,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:32,318 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:32,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:32,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 413 states and 554 transitions. [2018-11-10 07:33:32,666 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 554 transitions. [2018-11-10 07:33:32,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-10 07:33:32,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:32,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:32,864 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:33,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:33,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 442 states and 598 transitions. [2018-11-10 07:33:33,719 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 598 transitions. [2018-11-10 07:33:33,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-10 07:33:33,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:33,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:33,818 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:34,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:34,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 448 states and 604 transitions. [2018-11-10 07:33:34,020 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 604 transitions. [2018-11-10 07:33:34,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-10 07:33:34,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:34,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:34,137 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:34,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:34,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 452 states and 611 transitions. [2018-11-10 07:33:34,271 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 611 transitions. [2018-11-10 07:33:34,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-10 07:33:34,273 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:34,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:34,401 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:34,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:34,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 456 states and 616 transitions. [2018-11-10 07:33:34,540 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 616 transitions. [2018-11-10 07:33:34,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-10 07:33:34,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:34,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:34,654 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:34,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:34,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 471 states and 635 transitions. [2018-11-10 07:33:34,944 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 635 transitions. [2018-11-10 07:33:34,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-10 07:33:34,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:34,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:35,066 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:35,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:35,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 475 states and 640 transitions. [2018-11-10 07:33:35,221 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 640 transitions. [2018-11-10 07:33:35,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-10 07:33:35,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:35,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:35,593 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 48 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:37,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:37,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 517 states and 701 transitions. [2018-11-10 07:33:37,353 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 701 transitions. [2018-11-10 07:33:37,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-10 07:33:37,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:37,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:37,399 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 48 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:37,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:37,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 518 states and 704 transitions. [2018-11-10 07:33:37,580 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 704 transitions. [2018-11-10 07:33:37,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-10 07:33:37,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:37,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:37,622 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 48 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:37,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:37,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 520 states and 708 transitions. [2018-11-10 07:33:37,875 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 708 transitions. [2018-11-10 07:33:37,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 07:33:37,876 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:37,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:37,926 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 07:33:38,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:38,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 521 states and 710 transitions. [2018-11-10 07:33:38,050 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 710 transitions. [2018-11-10 07:33:38,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-10 07:33:38,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:38,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:38,085 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:38,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:38,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 554 states and 747 transitions. [2018-11-10 07:33:38,632 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 747 transitions. [2018-11-10 07:33:38,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-10 07:33:38,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:38,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:38,732 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 07:33:39,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:39,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 578 states and 772 transitions. [2018-11-10 07:33:39,401 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 772 transitions. [2018-11-10 07:33:39,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-10 07:33:39,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:39,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:39,461 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 07:33:39,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:39,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 593 states and 789 transitions. [2018-11-10 07:33:39,972 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 789 transitions. [2018-11-10 07:33:39,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-10 07:33:39,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:39,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:40,005 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:40,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:40,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 608 states and 803 transitions. [2018-11-10 07:33:40,331 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 803 transitions. [2018-11-10 07:33:40,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-10 07:33:40,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:40,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:40,350 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 07:33:40,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:40,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 621 states and 819 transitions. [2018-11-10 07:33:40,472 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 819 transitions. [2018-11-10 07:33:40,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-10 07:33:40,472 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:40,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:40,515 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:40,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:40,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 630 states and 828 transitions. [2018-11-10 07:33:40,563 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 828 transitions. [2018-11-10 07:33:40,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 07:33:40,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:40,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:40,589 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:40,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:40,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 632 states and 830 transitions. [2018-11-10 07:33:40,777 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 830 transitions. [2018-11-10 07:33:40,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 07:33:40,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:40,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:40,802 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:40,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:40,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 644 states and 841 transitions. [2018-11-10 07:33:40,838 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 841 transitions. [2018-11-10 07:33:40,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 07:33:40,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:40,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:40,863 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:40,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:40,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 657 states and 853 transitions. [2018-11-10 07:33:40,995 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 853 transitions. [2018-11-10 07:33:40,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-10 07:33:40,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:41,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:41,103 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:41,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:41,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 659 states and 856 transitions. [2018-11-10 07:33:41,272 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 856 transitions. [2018-11-10 07:33:41,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-10 07:33:41,273 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:41,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:41,388 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:41,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:41,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 663 states and 861 transitions. [2018-11-10 07:33:41,539 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 861 transitions. [2018-11-10 07:33:41,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-10 07:33:41,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:41,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:41,708 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:41,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:41,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 667 states and 867 transitions. [2018-11-10 07:33:41,864 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 867 transitions. [2018-11-10 07:33:41,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 07:33:41,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:41,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:41,892 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-10 07:33:41,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:41,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 671 states and 871 transitions. [2018-11-10 07:33:41,956 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 871 transitions. [2018-11-10 07:33:41,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 07:33:41,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:41,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:41,982 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:42,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:42,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 677 states and 877 transitions. [2018-11-10 07:33:42,010 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 877 transitions. [2018-11-10 07:33:42,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-10 07:33:42,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:42,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:42,081 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-10 07:33:42,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:42,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 680 states and 881 transitions. [2018-11-10 07:33:42,300 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 881 transitions. [2018-11-10 07:33:42,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-10 07:33:42,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:42,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:42,351 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-10 07:33:42,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:42,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 682 states and 883 transitions. [2018-11-10 07:33:42,373 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 883 transitions. [2018-11-10 07:33:42,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-10 07:33:42,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:42,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:42,431 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:42,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:42,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 721 states and 925 transitions. [2018-11-10 07:33:42,801 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 925 transitions. [2018-11-10 07:33:42,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-10 07:33:42,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:42,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:43,117 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 108 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:44,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:44,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 743 states and 954 transitions. [2018-11-10 07:33:44,149 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 954 transitions. [2018-11-10 07:33:44,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-10 07:33:44,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:44,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:44,202 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 108 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:44,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:44,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 749 states and 960 transitions. [2018-11-10 07:33:44,578 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 960 transitions. [2018-11-10 07:33:44,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-10 07:33:44,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:44,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:44,601 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-10 07:33:44,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:44,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 759 states and 970 transitions. [2018-11-10 07:33:44,832 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 970 transitions. [2018-11-10 07:33:44,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-10 07:33:44,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:44,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:44,887 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:46,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:46,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 804 states and 1020 transitions. [2018-11-10 07:33:46,341 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1020 transitions. [2018-11-10 07:33:46,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-10 07:33:46,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:46,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:46,393 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-10 07:33:46,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:46,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 805 states and 1020 transitions. [2018-11-10 07:33:46,430 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1020 transitions. [2018-11-10 07:33:46,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-10 07:33:46,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:46,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:46,458 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 07:33:46,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:46,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 811 states and 1026 transitions. [2018-11-10 07:33:46,812 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1026 transitions. [2018-11-10 07:33:46,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-10 07:33:46,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:46,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:46,840 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:47,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:47,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 828 states and 1045 transitions. [2018-11-10 07:33:47,033 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1045 transitions. [2018-11-10 07:33:47,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-10 07:33:47,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:47,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:47,070 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:47,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:47,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 830 states and 1046 transitions. [2018-11-10 07:33:47,273 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1046 transitions. [2018-11-10 07:33:47,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-10 07:33:47,273 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:47,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:47,323 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 07:33:47,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:47,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 856 states and 1073 transitions. [2018-11-10 07:33:47,949 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1073 transitions. [2018-11-10 07:33:47,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-10 07:33:47,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:47,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:48,010 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 07:33:48,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:48,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 859 states and 1075 transitions. [2018-11-10 07:33:48,236 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1075 transitions. [2018-11-10 07:33:48,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-10 07:33:48,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:48,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:48,334 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 07:33:48,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:48,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 939 states and 1163 transitions. [2018-11-10 07:33:48,769 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1163 transitions. [2018-11-10 07:33:48,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-10 07:33:48,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:48,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:48,797 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 07:33:49,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:49,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 994 states and 1222 transitions. [2018-11-10 07:33:49,645 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1222 transitions. [2018-11-10 07:33:49,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-10 07:33:49,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:49,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:49,678 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 07:33:50,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:50,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 1008 states and 1239 transitions. [2018-11-10 07:33:50,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1239 transitions. [2018-11-10 07:33:50,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-10 07:33:50,309 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:50,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:50,340 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 07:33:50,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:50,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 1019 states and 1249 transitions. [2018-11-10 07:33:50,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1249 transitions. [2018-11-10 07:33:50,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-10 07:33:50,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:50,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:50,631 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 07:33:50,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:50,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 1048 states and 1278 transitions. [2018-11-10 07:33:50,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1278 transitions. [2018-11-10 07:33:50,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-10 07:33:50,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:50,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:50,735 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 07:33:51,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:51,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 1058 states and 1290 transitions. [2018-11-10 07:33:51,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1290 transitions. [2018-11-10 07:33:51,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-10 07:33:51,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:51,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:51,172 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 07:33:52,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:52,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 1104 states and 1341 transitions. [2018-11-10 07:33:52,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 1341 transitions. [2018-11-10 07:33:52,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-10 07:33:52,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:52,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:52,425 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 07:33:52,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:52,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1128 states and 1365 transitions. [2018-11-10 07:33:52,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1365 transitions. [2018-11-10 07:33:52,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-10 07:33:52,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:52,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:52,970 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 07:33:53,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:53,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 1131 states and 1367 transitions. [2018-11-10 07:33:53,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1367 transitions. [2018-11-10 07:33:53,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-10 07:33:53,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:53,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:53,192 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 07:33:53,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:53,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 1143 states and 1380 transitions. [2018-11-10 07:33:53,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 1380 transitions. [2018-11-10 07:33:53,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-10 07:33:53,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:53,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:53,599 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-10 07:33:53,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:53,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 1155 states and 1392 transitions. [2018-11-10 07:33:53,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1392 transitions. [2018-11-10 07:33:53,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-10 07:33:53,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:53,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:53,869 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 99 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 07:33:54,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:54,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 1168 states and 1410 transitions. [2018-11-10 07:33:54,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1410 transitions. [2018-11-10 07:33:54,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-10 07:33:54,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:54,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:54,515 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 99 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 07:33:54,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:54,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 1169 states and 1411 transitions. [2018-11-10 07:33:54,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1411 transitions. [2018-11-10 07:33:54,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-10 07:33:54,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:54,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:54,729 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 99 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-10 07:33:55,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:55,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 1185 states and 1427 transitions. [2018-11-10 07:33:55,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1427 transitions. [2018-11-10 07:33:55,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-10 07:33:55,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:55,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:55,148 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 07:33:56,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:56,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 1242 states and 1489 transitions. [2018-11-10 07:33:56,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 1489 transitions. [2018-11-10 07:33:56,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-10 07:33:56,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:56,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:56,347 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-10 07:33:56,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:56,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1491 states to 1245 states and 1491 transitions. [2018-11-10 07:33:56,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1491 transitions. [2018-11-10 07:33:56,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-10 07:33:56,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:56,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:56,664 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 07:33:56,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:56,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1501 states to 1255 states and 1501 transitions. [2018-11-10 07:33:56,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 1501 transitions. [2018-11-10 07:33:56,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-10 07:33:56,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:56,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:56,882 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 07:33:57,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:57,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 1271 states and 1520 transitions. [2018-11-10 07:33:57,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 1520 transitions. [2018-11-10 07:33:57,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-10 07:33:57,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:57,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:57,083 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:57,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:57,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 1326 states and 1579 transitions. [2018-11-10 07:33:57,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 1579 transitions. [2018-11-10 07:33:57,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-10 07:33:57,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:57,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:57,433 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-10 07:33:57,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:57,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1634 states to 1380 states and 1634 transitions. [2018-11-10 07:33:57,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1634 transitions. [2018-11-10 07:33:57,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-10 07:33:57,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:57,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:57,987 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:58,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:58,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 1393 states and 1646 transitions. [2018-11-10 07:33:58,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1646 transitions. [2018-11-10 07:33:58,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-10 07:33:58,118 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:58,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:58,149 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:58,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:58,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 1395 states and 1647 transitions. [2018-11-10 07:33:58,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1647 transitions. [2018-11-10 07:33:58,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 07:33:58,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:58,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:58,393 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-10 07:33:58,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:58,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 1396 states and 1647 transitions. [2018-11-10 07:33:58,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 1647 transitions. [2018-11-10 07:33:58,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 07:33:58,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:58,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:58,450 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 07:33:58,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:58,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 1402 states and 1653 transitions. [2018-11-10 07:33:58,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1402 states and 1653 transitions. [2018-11-10 07:33:58,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-10 07:33:58,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:58,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:58,609 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-10 07:33:58,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:58,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1404 states and 1656 transitions. [2018-11-10 07:33:58,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 1656 transitions. [2018-11-10 07:33:58,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-10 07:33:58,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:58,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:58,891 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-10 07:33:58,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:58,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1405 states and 1656 transitions. [2018-11-10 07:33:58,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 1656 transitions. [2018-11-10 07:33:58,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-10 07:33:58,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:58,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:59,062 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2018-11-10 07:34:00,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:34:00,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1808 states to 1554 states and 1808 transitions. [2018-11-10 07:34:00,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 1808 transitions. [2018-11-10 07:34:00,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-11-10 07:34:00,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:34:00,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:34:00,124 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-10 07:34:00,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:34:00,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1557 states and 1811 transitions. [2018-11-10 07:34:00,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 1811 transitions. [2018-11-10 07:34:00,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-10 07:34:00,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:34:00,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:34:00,310 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 132 proven. 4 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 07:34:00,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:34:00,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 1569 states and 1822 transitions. [2018-11-10 07:34:00,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1569 states and 1822 transitions. [2018-11-10 07:34:00,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-10 07:34:00,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:34:00,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:34:00,501 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 132 proven. 4 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 07:34:00,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:34:00,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1826 states to 1573 states and 1826 transitions. [2018-11-10 07:34:00,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1573 states and 1826 transitions. [2018-11-10 07:34:00,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-10 07:34:00,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:34:00,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:34:00,879 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-10 07:34:01,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:34:01,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1828 states to 1575 states and 1828 transitions. [2018-11-10 07:34:01,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 1828 transitions. [2018-11-10 07:34:01,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-10 07:34:01,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:34:01,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:34:01,212 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-10 07:34:01,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:34:01,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 1610 states and 1863 transitions. [2018-11-10 07:34:01,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 1863 transitions. [2018-11-10 07:34:01,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-10 07:34:01,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:34:01,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:34:01,527 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-10 07:34:01,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:34:01,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1865 states to 1612 states and 1865 transitions. [2018-11-10 07:34:01,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 1865 transitions. [2018-11-10 07:34:01,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-10 07:34:01,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:34:01,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:34:01,786 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-10 07:34:01,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:34:01,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1920 states to 1667 states and 1920 transitions. [2018-11-10 07:34:01,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 1920 transitions. [2018-11-10 07:34:01,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-10 07:34:01,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:34:01,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:34:02,647 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 258 proven. 28 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-10 07:34:05,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:34:05,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 1763 states and 2028 transitions. [2018-11-10 07:34:05,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 2028 transitions. [2018-11-10 07:34:05,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-10 07:34:05,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:34:05,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:34:05,379 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 294 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-10 07:34:06,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:34:06,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 1770 states and 2037 transitions. [2018-11-10 07:34:06,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 2037 transitions. [2018-11-10 07:34:06,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-10 07:34:06,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:34:06,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:34:06,804 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 07:34:08,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:34:08,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2115 states to 1844 states and 2115 transitions. [2018-11-10 07:34:08,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 2115 transitions. [2018-11-10 07:34:08,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-10 07:34:08,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:34:08,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:34:08,940 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 07:34:09,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:34:09,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 1846 states and 2116 transitions. [2018-11-10 07:34:09,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 2116 transitions. [2018-11-10 07:34:09,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-11-10 07:34:09,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:34:09,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:34:09,308 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-10 07:34:09,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:34:09,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 1847 states and 2117 transitions. [2018-11-10 07:34:09,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 2117 transitions. [2018-11-10 07:34:09,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-11-10 07:34:09,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:34:09,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:34:09,520 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-10 07:34:09,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:34:09,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2122 states to 1853 states and 2122 transitions. [2018-11-10 07:34:09,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 2122 transitions. [2018-11-10 07:34:09,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-11-10 07:34:09,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:34:09,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:34:09,703 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 195 proven. 1 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-10 07:34:10,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:34:10,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 1877 states and 2152 transitions. [2018-11-10 07:34:10,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1877 states and 2152 transitions. [2018-11-10 07:34:10,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-11-10 07:34:10,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:34:10,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:34:10,917 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 195 proven. 1 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-10 07:34:11,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:34:11,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 1881 states and 2156 transitions. [2018-11-10 07:34:11,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1881 states and 2156 transitions. [2018-11-10 07:34:11,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-11-10 07:34:11,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:34:11,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:34:11,222 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 195 proven. 1 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-10 07:34:11,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:34:11,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2160 states to 1885 states and 2160 transitions. [2018-11-10 07:34:11,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1885 states and 2160 transitions. [2018-11-10 07:34:11,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-11-10 07:34:11,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:34:11,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:34:11,557 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 195 proven. 1 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-10 07:34:11,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:34:11,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2164 states to 1889 states and 2164 transitions. [2018-11-10 07:34:11,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1889 states and 2164 transitions. [2018-11-10 07:34:11,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-10 07:34:11,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:34:11,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:34:11,876 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 272 proven. 42 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-10 07:34:12,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:34:12,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2174 states to 1898 states and 2174 transitions. [2018-11-10 07:34:12,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1898 states and 2174 transitions. [2018-11-10 07:34:12,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-10 07:34:12,416 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:34:12,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:34:12,577 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 172 proven. 6 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-11-10 07:34:12,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:34:12,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 1905 states and 2182 transitions. [2018-11-10 07:34:12,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1905 states and 2182 transitions. [2018-11-10 07:34:12,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-11-10 07:34:12,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:34:12,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:34:12,847 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2018-11-10 07:34:12,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:34:12,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2097 states to 1823 states and 2097 transitions. [2018-11-10 07:34:12,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1823 states and 2097 transitions. [2018-11-10 07:34:12,978 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 07:34:12,979 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 101 iterations. [2018-11-10 07:34:12,985 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 07:34:16,120 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:34:16,122 INFO L582 CodeCheckObserver]: Invariant with dag size 13 [2018-11-10 07:34:16,127 INFO L582 CodeCheckObserver]: Invariant with dag size 13 [2018-11-10 07:34:16,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 07:34:16 ImpRootNode [2018-11-10 07:34:16,128 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 07:34:16,128 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 07:34:16,128 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 07:34:16,128 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 07:34:16,128 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:33:27" (3/4) ... [2018-11-10 07:34:16,131 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 07:34:16,147 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-11-10 07:34:16,147 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-10 07:34:16,148 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-10 07:34:16,149 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-10 07:34:16,241 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_531af8d8-f4b3-4bc3-9643-dd1c6a37d71c/bin-2019/ukojak/witness.graphml [2018-11-10 07:34:16,241 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 07:34:16,242 INFO L168 Benchmark]: Toolchain (without parser) took 50454.10 ms. Allocated memory was 1.0 GB in the beginning and 2.5 GB in the end (delta: 1.4 GB). Free memory was 951.1 MB in the beginning and 1.3 GB in the end (delta: -314.9 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2018-11-10 07:34:16,243 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:34:16,243 INFO L168 Benchmark]: CACSL2BoogieTranslator took 315.12 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 921.6 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-11-10 07:34:16,243 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 921.6 MB in the beginning and 1.1 GB in the end (delta: -220.7 MB). Peak memory consumption was 24.1 MB. Max. memory is 11.5 GB. [2018-11-10 07:34:16,244 INFO L168 Benchmark]: Boogie Preprocessor took 37.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-10 07:34:16,244 INFO L168 Benchmark]: RCFGBuilder took 1310.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 894.5 MB in the end (delta: 244.4 MB). Peak memory consumption was 244.4 MB. Max. memory is 11.5 GB. [2018-11-10 07:34:16,244 INFO L168 Benchmark]: CodeCheck took 48575.14 ms. Allocated memory was 1.2 GB in the beginning and 2.5 GB in the end (delta: 1.3 GB). Free memory was 894.5 MB in the beginning and 1.3 GB in the end (delta: -371.5 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-11-10 07:34:16,244 INFO L168 Benchmark]: Witness Printer took 113.44 ms. Allocated memory is still 2.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 37.6 kB). Peak memory consumption was 37.6 kB. Max. memory is 11.5 GB. [2018-11-10 07:34:16,246 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, 228 locations, 1 error locations. SAFE Result, 45.4s OverallTime, 101 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4755944 SDtfs, -565275062 SDslu, 37520240 SDs, 0 SdLazy, 372071514 SolverSat, 463938308 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 226.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 111124 GetRequests, 109500 SyntacticMatches, 928 SemanticMatches, 696 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 332552 ImplicationChecksByTransitivity, 34.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 5.7s InterpolantComputationTime, 16763 NumberOfCodeBlocks, 16763 NumberOfCodeBlocksAsserted, 100 NumberOfCheckSat, 16663 ConstructedInterpolants, 0 QuantifiedInterpolants, 8076223 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 100 InterpolantComputations, 82 PerfectInterpolantSequences, 12750/12882 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: 556]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((a19 == 1 || a17 == 8) || a11 == 1) || !(a28 == 7) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((a19 == 1 || !(a28 == 7)) || a17 == 8) || a11 == 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 315.12 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 921.6 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 98.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 921.6 MB in the beginning and 1.1 GB in the end (delta: -220.7 MB). Peak memory consumption was 24.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 37.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1310.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 894.5 MB in the end (delta: 244.4 MB). Peak memory consumption was 244.4 MB. Max. memory is 11.5 GB. * CodeCheck took 48575.14 ms. Allocated memory was 1.2 GB in the beginning and 2.5 GB in the end (delta: 1.3 GB). Free memory was 894.5 MB in the beginning and 1.3 GB in the end (delta: -371.5 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. * Witness Printer took 113.44 ms. Allocated memory is still 2.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 37.6 kB). Peak memory consumption was 37.6 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...