./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl1_true-unreach-call_true-valid-memsafety_true-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e737c808-ed80-44a1-b737-44c71fcd2634/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e737c808-ed80-44a1-b737-44c71fcd2634/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e737c808-ed80-44a1-b737-44c71fcd2634/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e737c808-ed80-44a1-b737-44c71fcd2634/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl1_true-unreach-call_true-valid-memsafety_true-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e737c808-ed80-44a1-b737-44c71fcd2634/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e737c808-ed80-44a1-b737-44c71fcd2634/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 41f85ef13c9e2b840fcfc019d39f6b7e23aee02e .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 10:48:31,368 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 10:48:31,369 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 10:48:31,377 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 10:48:31,377 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 10:48:31,378 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 10:48:31,379 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 10:48:31,381 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 10:48:31,382 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 10:48:31,383 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 10:48:31,383 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 10:48:31,383 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 10:48:31,384 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 10:48:31,385 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 10:48:31,386 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 10:48:31,386 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 10:48:31,387 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 10:48:31,388 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 10:48:31,390 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 10:48:31,391 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 10:48:31,392 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 10:48:31,393 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 10:48:31,395 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 10:48:31,395 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 10:48:31,395 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 10:48:31,396 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 10:48:31,397 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 10:48:31,397 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 10:48:31,398 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 10:48:31,399 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 10:48:31,399 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 10:48:31,400 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 10:48:31,400 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 10:48:31,400 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 10:48:31,401 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 10:48:31,401 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 10:48:31,402 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e737c808-ed80-44a1-b737-44c71fcd2634/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 10:48:31,412 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 10:48:31,412 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 10:48:31,413 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 10:48:31,413 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 10:48:31,414 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 10:48:31,414 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 10:48:31,414 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 10:48:31,414 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 10:48:31,414 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 10:48:31,415 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 10:48:31,415 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 10:48:31,415 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 10:48:31,415 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 10:48:31,415 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 10:48:31,415 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 10:48:31,416 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 10:48:31,416 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 10:48:31,416 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 10:48:31,416 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 10:48:31,416 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 10:48:31,416 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 10:48:31,417 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 10:48:31,417 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 10:48:31,417 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 10:48:31,417 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 10:48:31,417 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 10:48:31,417 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 10:48:31,417 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 10:48:31,418 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 10:48:31,418 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_e737c808-ed80-44a1-b737-44c71fcd2634/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 -> 41f85ef13c9e2b840fcfc019d39f6b7e23aee02e [2018-11-18 10:48:31,444 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 10:48:31,454 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 10:48:31,457 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 10:48:31,458 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 10:48:31,458 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 10:48:31,459 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e737c808-ed80-44a1-b737-44c71fcd2634/bin-2019/ukojak/../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl1_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-11-18 10:48:31,504 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e737c808-ed80-44a1-b737-44c71fcd2634/bin-2019/ukojak/data/df387b651/bc9b22c3543340d48d17748fb9274914/FLAGf15ee2843 [2018-11-18 10:48:31,880 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 10:48:31,880 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e737c808-ed80-44a1-b737-44c71fcd2634/sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl1_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-11-18 10:48:31,889 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e737c808-ed80-44a1-b737-44c71fcd2634/bin-2019/ukojak/data/df387b651/bc9b22c3543340d48d17748fb9274914/FLAGf15ee2843 [2018-11-18 10:48:32,280 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e737c808-ed80-44a1-b737-44c71fcd2634/bin-2019/ukojak/data/df387b651/bc9b22c3543340d48d17748fb9274914 [2018-11-18 10:48:32,283 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 10:48:32,284 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 10:48:32,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 10:48:32,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 10:48:32,287 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 10:48:32,287 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:48:32" (1/1) ... [2018-11-18 10:48:32,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@263ee91f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:48:32, skipping insertion in model container [2018-11-18 10:48:32,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:48:32" (1/1) ... [2018-11-18 10:48:32,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 10:48:32,328 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 10:48:32,487 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:48:32,490 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 10:48:32,522 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:48:32,533 INFO L195 MainTranslator]: Completed translation [2018-11-18 10:48:32,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:48:32 WrapperNode [2018-11-18 10:48:32,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 10:48:32,534 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 10:48:32,534 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 10:48:32,534 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 10:48:32,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:48:32" (1/1) ... [2018-11-18 10:48:32,550 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:48:32" (1/1) ... [2018-11-18 10:48:32,627 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 10:48:32,628 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 10:48:32,628 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 10:48:32,628 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 10:48:32,638 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:48:32" (1/1) ... [2018-11-18 10:48:32,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:48:32" (1/1) ... [2018-11-18 10:48:32,640 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:48:32" (1/1) ... [2018-11-18 10:48:32,640 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:48:32" (1/1) ... [2018-11-18 10:48:32,647 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:48:32" (1/1) ... [2018-11-18 10:48:32,652 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:48:32" (1/1) ... [2018-11-18 10:48:32,654 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:48:32" (1/1) ... [2018-11-18 10:48:32,658 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 10:48:32,658 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 10:48:32,658 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 10:48:32,658 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 10:48:32,659 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:48:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e737c808-ed80-44a1-b737-44c71fcd2634/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 10:48:32,717 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2018-11-18 10:48:32,717 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2018-11-18 10:48:32,717 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2018-11-18 10:48:32,718 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2018-11-18 10:48:32,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 10:48:32,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 10:48:32,844 WARN L684 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-18 10:48:32,844 WARN L649 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-18 10:48:32,848 WARN L684 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-18 10:48:32,848 WARN L649 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-18 10:48:32,851 WARN L684 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-18 10:48:32,851 WARN L649 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-18 10:48:33,215 WARN L684 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-18 10:48:33,215 WARN L649 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-18 10:48:33,502 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 10:48:33,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:48:33 BoogieIcfgContainer [2018-11-18 10:48:33,503 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 10:48:33,503 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 10:48:33,503 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 10:48:33,511 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 10:48:33,511 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:48:33" (1/1) ... [2018-11-18 10:48:33,521 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:48:33,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:33,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 78 states and 124 transitions. [2018-11-18 10:48:33,553 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 124 transitions. [2018-11-18 10:48:33,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 10:48:33,555 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:33,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:33,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:33,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:33,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 76 states and 111 transitions. [2018-11-18 10:48:33,724 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 111 transitions. [2018-11-18 10:48:33,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 10:48:33,725 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:33,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:33,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:33,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:33,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 75 states and 109 transitions. [2018-11-18 10:48:33,774 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 109 transitions. [2018-11-18 10:48:33,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 10:48:33,775 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:33,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:33,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:33,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:33,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 75 states and 108 transitions. [2018-11-18 10:48:33,831 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 108 transitions. [2018-11-18 10:48:33,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 10:48:33,832 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:33,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:33,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:33,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:33,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 74 states and 106 transitions. [2018-11-18 10:48:33,964 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 106 transitions. [2018-11-18 10:48:33,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 10:48:33,964 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:33,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:33,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:34,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:34,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 73 states and 104 transitions. [2018-11-18 10:48:34,004 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 104 transitions. [2018-11-18 10:48:34,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 10:48:34,004 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:34,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:34,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:34,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:34,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 72 states and 102 transitions. [2018-11-18 10:48:34,047 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 102 transitions. [2018-11-18 10:48:34,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 10:48:34,048 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:34,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:34,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:34,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:34,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 74 states and 106 transitions. [2018-11-18 10:48:34,099 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 106 transitions. [2018-11-18 10:48:34,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 10:48:34,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:34,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:34,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:34,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:34,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 77 states and 110 transitions. [2018-11-18 10:48:34,218 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 110 transitions. [2018-11-18 10:48:34,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 10:48:34,219 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:34,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:34,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:34,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:34,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 77 states and 108 transitions. [2018-11-18 10:48:34,255 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 108 transitions. [2018-11-18 10:48:34,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 10:48:34,256 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:34,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:34,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:34,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:34,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 73 states and 102 transitions. [2018-11-18 10:48:34,290 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2018-11-18 10:48:34,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 10:48:34,293 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:34,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:34,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:34,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:34,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 80 states and 116 transitions. [2018-11-18 10:48:34,549 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 116 transitions. [2018-11-18 10:48:34,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-18 10:48:34,549 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:34,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:34,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:34,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:34,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 80 states and 114 transitions. [2018-11-18 10:48:34,733 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 114 transitions. [2018-11-18 10:48:34,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-18 10:48:34,734 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:34,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:34,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:34,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:34,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 80 states and 113 transitions. [2018-11-18 10:48:34,796 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 113 transitions. [2018-11-18 10:48:34,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-18 10:48:34,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:34,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:34,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:34,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:34,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 78 states and 110 transitions. [2018-11-18 10:48:34,848 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 110 transitions. [2018-11-18 10:48:34,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-18 10:48:34,849 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:34,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:34,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:34,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:34,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 79 states and 110 transitions. [2018-11-18 10:48:34,885 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 110 transitions. [2018-11-18 10:48:34,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-18 10:48:34,886 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:34,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:34,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:35,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:35,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 81 states and 113 transitions. [2018-11-18 10:48:35,070 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 113 transitions. [2018-11-18 10:48:35,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-18 10:48:35,071 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:35,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:35,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:35,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:35,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 77 states and 107 transitions. [2018-11-18 10:48:35,085 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 107 transitions. [2018-11-18 10:48:35,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-18 10:48:35,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:35,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:35,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:35,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:35,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 82 states and 121 transitions. [2018-11-18 10:48:35,673 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 121 transitions. [2018-11-18 10:48:35,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-18 10:48:35,674 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:35,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:35,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:36,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:36,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 88 states and 132 transitions. [2018-11-18 10:48:36,173 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 132 transitions. [2018-11-18 10:48:36,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-18 10:48:36,174 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:36,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:36,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:36,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:36,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 89 states and 132 transitions. [2018-11-18 10:48:36,199 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 132 transitions. [2018-11-18 10:48:36,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-18 10:48:36,200 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:36,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:36,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:36,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:36,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 91 states and 135 transitions. [2018-11-18 10:48:36,307 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 135 transitions. [2018-11-18 10:48:36,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-18 10:48:36,308 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:36,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:36,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:36,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:36,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 95 states and 142 transitions. [2018-11-18 10:48:36,518 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 142 transitions. [2018-11-18 10:48:36,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-18 10:48:36,519 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:36,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:36,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:36,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:36,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 100 states and 152 transitions. [2018-11-18 10:48:36,627 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 152 transitions. [2018-11-18 10:48:36,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-18 10:48:36,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:36,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:36,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:37,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:37,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 108 states and 170 transitions. [2018-11-18 10:48:37,691 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 170 transitions. [2018-11-18 10:48:37,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-18 10:48:37,692 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:37,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:37,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:37,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:37,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 107 states and 167 transitions. [2018-11-18 10:48:37,711 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 167 transitions. [2018-11-18 10:48:37,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-18 10:48:37,712 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:37,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:37,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:37,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:37,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 111 states and 175 transitions. [2018-11-18 10:48:37,883 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 175 transitions. [2018-11-18 10:48:37,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-18 10:48:37,884 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:37,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:37,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:37,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:37,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 112 states and 176 transitions. [2018-11-18 10:48:37,903 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 176 transitions. [2018-11-18 10:48:37,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-18 10:48:37,904 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:37,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:37,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:37,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:37,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 110 states and 171 transitions. [2018-11-18 10:48:37,924 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 171 transitions. [2018-11-18 10:48:37,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-18 10:48:37,925 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:37,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:37,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:37,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:37,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 104 states and 159 transitions. [2018-11-18 10:48:37,944 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 159 transitions. [2018-11-18 10:48:37,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-18 10:48:37,945 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:37,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:38,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:38,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:38,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 114 states and 186 transitions. [2018-11-18 10:48:38,688 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 186 transitions. [2018-11-18 10:48:38,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-18 10:48:38,689 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:38,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:38,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:38,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:38,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 116 states and 193 transitions. [2018-11-18 10:48:38,946 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 193 transitions. [2018-11-18 10:48:38,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-18 10:48:38,947 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:38,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:39,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:39,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:39,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 118 states and 198 transitions. [2018-11-18 10:48:39,885 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 198 transitions. [2018-11-18 10:48:39,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-18 10:48:39,886 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:39,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:39,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:40,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:40,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 120 states and 202 transitions. [2018-11-18 10:48:40,270 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 202 transitions. [2018-11-18 10:48:40,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-18 10:48:40,271 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:40,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:40,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:40,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:40,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 122 states and 207 transitions. [2018-11-18 10:48:40,731 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 207 transitions. [2018-11-18 10:48:40,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-18 10:48:40,731 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:40,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:40,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:40,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:40,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 122 states and 206 transitions. [2018-11-18 10:48:40,818 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 206 transitions. [2018-11-18 10:48:40,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-18 10:48:40,819 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:40,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:40,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:40,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:40,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 123 states and 206 transitions. [2018-11-18 10:48:40,950 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 206 transitions. [2018-11-18 10:48:40,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-18 10:48:40,950 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:40,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:40,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:40,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:40,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 123 states and 205 transitions. [2018-11-18 10:48:40,991 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 205 transitions. [2018-11-18 10:48:40,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-18 10:48:40,991 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:40,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:40,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:41,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:41,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 124 states and 205 transitions. [2018-11-18 10:48:41,039 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 205 transitions. [2018-11-18 10:48:41,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-18 10:48:41,040 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:41,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:41,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:41,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:41,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 125 states and 206 transitions. [2018-11-18 10:48:41,051 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 206 transitions. [2018-11-18 10:48:41,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-18 10:48:41,052 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:41,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:41,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:41,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:41,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 127 states and 209 transitions. [2018-11-18 10:48:41,195 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 209 transitions. [2018-11-18 10:48:41,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-18 10:48:41,195 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:41,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:41,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:42,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:42,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 127 states and 208 transitions. [2018-11-18 10:48:42,979 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 208 transitions. [2018-11-18 10:48:42,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-18 10:48:42,980 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:42,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:43,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:43,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:43,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 130 states and 213 transitions. [2018-11-18 10:48:43,034 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 213 transitions. [2018-11-18 10:48:43,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-18 10:48:43,035 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:43,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:43,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:44,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:44,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 137 states and 223 transitions. [2018-11-18 10:48:44,751 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 223 transitions. [2018-11-18 10:48:44,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-18 10:48:44,751 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:44,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:44,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:44,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:44,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 138 states and 223 transitions. [2018-11-18 10:48:44,768 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 223 transitions. [2018-11-18 10:48:44,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-18 10:48:44,769 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:44,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:44,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:45,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:45,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 128 states and 215 transitions. [2018-11-18 10:48:45,340 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 215 transitions. [2018-11-18 10:48:45,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-18 10:48:45,340 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:45,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:45,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:46,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:46,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 131 states and 218 transitions. [2018-11-18 10:48:46,373 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 218 transitions. [2018-11-18 10:48:46,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-18 10:48:46,373 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:46,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:46,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:46,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:46,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 134 states and 223 transitions. [2018-11-18 10:48:46,918 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 223 transitions. [2018-11-18 10:48:46,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-18 10:48:46,919 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:46,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:46,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:47,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:47,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 132 states and 219 transitions. [2018-11-18 10:48:47,459 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 219 transitions. [2018-11-18 10:48:47,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-18 10:48:47,460 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 10:48:47,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:48:47,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:48:47,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 10:48:47,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 111 states and 183 transitions. [2018-11-18 10:48:47,510 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 183 transitions. [2018-11-18 10:48:47,510 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 10:48:47,510 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 50 iterations. [2018-11-18 10:48:47,519 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 10:48:47,777 INFO L579 CodeCheckObserver]: Invariant with dag size 15 [2018-11-18 10:48:47,785 INFO L579 CodeCheckObserver]: Invariant with dag size 10 [2018-11-18 10:48:47,786 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 10:48:47,786 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 10:48:47,786 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 10:48:47,786 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-18 10:48:47,786 INFO L579 CodeCheckObserver]: Invariant with dag size 13 [2018-11-18 10:48:47,787 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 10:48:47,787 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 10:48:47,787 INFO L579 CodeCheckObserver]: Invariant with dag size 15 [2018-11-18 10:48:47,787 INFO L579 CodeCheckObserver]: Invariant with dag size 10 [2018-11-18 10:48:47,788 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 10:48:47,788 INFO L579 CodeCheckObserver]: Invariant with dag size 12 [2018-11-18 10:48:47,789 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 10:48:47,789 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 10:48:47,789 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 10:48:47,789 INFO L579 CodeCheckObserver]: Invariant with dag size 10 [2018-11-18 10:48:47,790 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-18 10:48:47,790 INFO L579 CodeCheckObserver]: Invariant with dag size 15 [2018-11-18 10:48:47,790 INFO L579 CodeCheckObserver]: Invariant with dag size 7 [2018-11-18 10:48:47,791 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-18 10:48:47,791 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 10:48:47,791 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 10:48:47,791 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 10:48:47,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 10:48:47 ImpRootNode [2018-11-18 10:48:47,792 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 10:48:47,792 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 10:48:47,792 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 10:48:47,792 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 10:48:47,793 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:48:33" (3/4) ... [2018-11-18 10:48:47,795 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 10:48:47,799 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure errorFn [2018-11-18 10:48:47,800 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure IofCallDriver [2018-11-18 10:48:47,809 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 51 nodes and edges [2018-11-18 10:48:47,809 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-18 10:48:47,810 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 10:48:47,904 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e737c808-ed80-44a1-b737-44c71fcd2634/bin-2019/ukojak/witness.graphml [2018-11-18 10:48:47,904 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 10:48:47,905 INFO L168 Benchmark]: Toolchain (without parser) took 15622.12 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 386.9 MB). Free memory was 959.1 MB in the beginning and 1.3 GB in the end (delta: -376.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 11.5 GB. [2018-11-18 10:48:47,907 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:48:47,907 INFO L168 Benchmark]: CACSL2BoogieTranslator took 249.39 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 940.3 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-11-18 10:48:47,908 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 940.3 MB in the beginning and 1.1 GB in the end (delta: -181.1 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. [2018-11-18 10:48:47,908 INFO L168 Benchmark]: Boogie Preprocessor took 29.98 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 10:48:47,908 INFO L168 Benchmark]: RCFGBuilder took 844.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 88.0 MB). Peak memory consumption was 88.0 MB. Max. memory is 11.5 GB. [2018-11-18 10:48:47,908 INFO L168 Benchmark]: CodeCheck took 14288.67 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 262.7 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -315.6 MB). Peak memory consumption was 416.0 MB. Max. memory is 11.5 GB. [2018-11-18 10:48:47,909 INFO L168 Benchmark]: Witness Printer took 112.57 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2018-11-18 10:48:47,911 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 3 procedures, 129 locations, 1 error locations. SAFE Result, 13.9s OverallTime, 50 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 861283840 SDtfs, -723791312 SDslu, 1274399608 SDs, 0 SdLazy, 1922601544 SolverSat, 57082736 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13568 GetRequests, 13148 SyntacticMatches, 128 SemanticMatches, 292 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34790 ImplicationChecksByTransitivity, 11.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 1279 NumberOfCodeBlocks, 1279 NumberOfCodeBlocksAsserted, 49 NumberOfCheckSat, 1230 ConstructedInterpolants, 0 QuantifiedInterpolants, 65513 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 49 InterpolantComputations, 49 PerfectInterpolantSequences, 0/0 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: 580]: 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: 101]: Loop Invariant Derived loop invariant: (((customIrp <= 0 && compRegistered == 0) && pended <= 0) && NP == s) && NP + 4 <= MPR1 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: SKIP1 == s || (MPR1 == s && setEventCalled == 1) - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 500]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: (compRegistered == 0 && pended <= 0) && NP == s - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: ((0 <= status && SKIP1 <= 3) && 3 <= SKIP1) && NP + 4 <= MPR1 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 386]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 351]: Loop Invariant Derived loop invariant: (((customIrp <= 0 && compRegistered == 0) && pended <= 0) && NP == s) && NP + 4 <= MPR1 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: SKIP1 == s || (MPR1 == s && setEventCalled == 1) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 444]: Loop Invariant Derived loop invariant: (compRegistered == 0 && SKIP1 == s) || (!(compRegistered == 0) && NP == s) - InvariantResult [Line: 549]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 527]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: SKIP1 == s || (MPR1 == s && setEventCalled == 1) - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: (compRegistered == 0 && pended <= 0) && NP == s - InvariantResult [Line: 351]: Loop Invariant Derived loop invariant: (((customIrp <= 0 && compRegistered == 0) && pended <= 0) && NP == s) && NP + 4 <= MPR1 - InvariantResult [Line: 422]: Loop Invariant Derived loop invariant: MPR1 == s && setEventCalled == 1 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: (compRegistered == 0 && pended <= 0) && NP == s - InvariantResult [Line: 549]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 368]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 249.39 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 940.3 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 93.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 940.3 MB in the beginning and 1.1 GB in the end (delta: -181.1 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.98 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 844.74 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 88.0 MB). Peak memory consumption was 88.0 MB. Max. memory is 11.5 GB. * CodeCheck took 14288.67 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 262.7 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -315.6 MB). Peak memory consumption was 416.0 MB. Max. memory is 11.5 GB. * Witness Printer took 112.57 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...