./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 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f6c74aca-86f1-41a4-b8cc-c0a8cd0da698/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f6c74aca-86f1-41a4-b8cc-c0a8cd0da698/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f6c74aca-86f1-41a4-b8cc-c0a8cd0da698/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f6c74aca-86f1-41a4-b8cc-c0a8cd0da698/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_f6c74aca-86f1-41a4-b8cc-c0a8cd0da698/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f6c74aca-86f1-41a4-b8cc-c0a8cd0da698/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 0.1.23-1dbac8b [2018-11-10 08:45:46,700 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 08:45:46,702 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 08:45:46,708 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 08:45:46,709 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 08:45:46,709 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 08:45:46,710 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 08:45:46,711 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 08:45:46,712 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 08:45:46,713 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 08:45:46,713 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 08:45:46,714 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 08:45:46,714 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 08:45:46,715 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 08:45:46,716 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 08:45:46,716 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 08:45:46,717 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 08:45:46,718 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 08:45:46,719 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 08:45:46,720 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 08:45:46,721 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 08:45:46,722 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 08:45:46,723 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 08:45:46,723 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 08:45:46,723 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 08:45:46,724 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 08:45:46,724 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 08:45:46,725 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 08:45:46,726 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 08:45:46,726 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 08:45:46,726 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 08:45:46,727 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 08:45:46,727 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 08:45:46,727 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 08:45:46,728 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 08:45:46,728 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 08:45:46,728 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f6c74aca-86f1-41a4-b8cc-c0a8cd0da698/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 08:45:46,738 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 08:45:46,738 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 08:45:46,739 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 08:45:46,739 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 08:45:46,739 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 08:45:46,739 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 08:45:46,740 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 08:45:46,740 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 08:45:46,740 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 08:45:46,740 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 08:45:46,740 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 08:45:46,740 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 08:45:46,740 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 08:45:46,740 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 08:45:46,741 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 08:45:46,741 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 08:45:46,741 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 08:45:46,741 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 08:45:46,741 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 08:45:46,741 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 08:45:46,741 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 08:45:46,741 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 08:45:46,742 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 08:45:46,742 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 08:45:46,742 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 08:45:46,742 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 08:45:46,742 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 08:45:46,742 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 08:45:46,742 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_f6c74aca-86f1-41a4-b8cc-c0a8cd0da698/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 [2018-11-10 08:45:46,765 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 08:45:46,773 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 08:45:46,775 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 08:45:46,776 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 08:45:46,777 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 08:45:46,777 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f6c74aca-86f1-41a4-b8cc-c0a8cd0da698/bin-2019/ukojak/../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl1_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-11-10 08:45:46,812 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f6c74aca-86f1-41a4-b8cc-c0a8cd0da698/bin-2019/ukojak/data/c1587e1de/2bc222ea959946a884be8b44026325e4/FLAGb323d9f9f [2018-11-10 08:45:47,126 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 08:45:47,127 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f6c74aca-86f1-41a4-b8cc-c0a8cd0da698/sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl1_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-11-10 08:45:47,133 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f6c74aca-86f1-41a4-b8cc-c0a8cd0da698/bin-2019/ukojak/data/c1587e1de/2bc222ea959946a884be8b44026325e4/FLAGb323d9f9f [2018-11-10 08:45:47,142 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f6c74aca-86f1-41a4-b8cc-c0a8cd0da698/bin-2019/ukojak/data/c1587e1de/2bc222ea959946a884be8b44026325e4 [2018-11-10 08:45:47,144 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 08:45:47,145 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 08:45:47,146 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 08:45:47,146 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 08:45:47,148 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 08:45:47,149 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:45:47" (1/1) ... [2018-11-10 08:45:47,150 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1183f8d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:47, skipping insertion in model container [2018-11-10 08:45:47,151 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:45:47" (1/1) ... [2018-11-10 08:45:47,156 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 08:45:47,181 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 08:45:47,315 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:45:47,317 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 08:45:47,348 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 08:45:47,357 INFO L193 MainTranslator]: Completed translation [2018-11-10 08:45:47,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:47 WrapperNode [2018-11-10 08:45:47,357 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 08:45:47,358 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 08:45:47,358 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 08:45:47,358 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 08:45:47,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:47" (1/1) ... [2018-11-10 08:45:47,369 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:47" (1/1) ... [2018-11-10 08:45:47,391 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 08:45:47,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 08:45:47,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 08:45:47,392 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 08:45:47,441 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:47" (1/1) ... [2018-11-10 08:45:47,441 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:47" (1/1) ... [2018-11-10 08:45:47,443 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:47" (1/1) ... [2018-11-10 08:45:47,443 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:47" (1/1) ... [2018-11-10 08:45:47,447 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:47" (1/1) ... [2018-11-10 08:45:47,451 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:47" (1/1) ... [2018-11-10 08:45:47,453 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:47" (1/1) ... [2018-11-10 08:45:47,456 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 08:45:47,456 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 08:45:47,456 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 08:45:47,456 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 08:45:47,457 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f6c74aca-86f1-41a4-b8cc-c0a8cd0da698/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 08:45:47,506 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2018-11-10 08:45:47,506 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2018-11-10 08:45:47,506 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2018-11-10 08:45:47,506 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2018-11-10 08:45:47,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 08:45:47,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 08:45:47,605 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 08:45:47,605 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 08:45:47,610 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 08:45:47,611 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 08:45:47,614 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 08:45:47,615 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 08:45:47,873 WARN L667 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-10 08:45:47,873 WARN L632 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-10 08:45:48,181 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 08:45:48,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:45:48 BoogieIcfgContainer [2018-11-10 08:45:48,182 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 08:45:48,183 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 08:45:48,183 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 08:45:48,190 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 08:45:48,190 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:45:48" (1/1) ... [2018-11-10 08:45:48,198 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 08:45:48,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:48,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 78 states and 124 transitions. [2018-11-10 08:45:48,224 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 124 transitions. [2018-11-10 08:45:48,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 08:45:48,225 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:48,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:48,346 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 08:45:48,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:48,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 76 states and 111 transitions. [2018-11-10 08:45:48,388 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 111 transitions. [2018-11-10 08:45:48,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 08:45:48,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:48,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:48,418 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 08:45:48,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:48,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 75 states and 109 transitions. [2018-11-10 08:45:48,430 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 109 transitions. [2018-11-10 08:45:48,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 08:45:48,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:48,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:48,452 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 08:45:48,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:48,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 75 states and 108 transitions. [2018-11-10 08:45:48,491 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 108 transitions. [2018-11-10 08:45:48,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 08:45:48,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:48,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:48,523 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 08:45:48,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:48,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 74 states and 106 transitions. [2018-11-10 08:45:48,581 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 106 transitions. [2018-11-10 08:45:48,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 08:45:48,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:48,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:48,603 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 08:45:48,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:48,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 73 states and 104 transitions. [2018-11-10 08:45:48,618 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 104 transitions. [2018-11-10 08:45:48,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 08:45:48,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:48,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:48,639 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 08:45:48,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:48,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 72 states and 102 transitions. [2018-11-10 08:45:48,655 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 102 transitions. [2018-11-10 08:45:48,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 08:45:48,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:48,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:48,685 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 08:45:48,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:48,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 74 states and 106 transitions. [2018-11-10 08:45:48,709 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 106 transitions. [2018-11-10 08:45:48,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 08:45:48,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:48,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:48,761 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 08:45:48,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:48,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 77 states and 110 transitions. [2018-11-10 08:45:48,811 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 110 transitions. [2018-11-10 08:45:48,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 08:45:48,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:48,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:48,831 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 08:45:48,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:48,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 77 states and 108 transitions. [2018-11-10 08:45:48,846 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 108 transitions. [2018-11-10 08:45:48,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 08:45:48,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:48,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:48,865 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 08:45:48,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:48,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 73 states and 102 transitions. [2018-11-10 08:45:48,880 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2018-11-10 08:45:48,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 08:45:48,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:48,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:48,957 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 08:45:49,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:49,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 80 states and 116 transitions. [2018-11-10 08:45:49,156 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 116 transitions. [2018-11-10 08:45:49,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 08:45:49,157 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:49,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:49,222 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 08:45:49,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:49,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 80 states and 114 transitions. [2018-11-10 08:45:49,293 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 114 transitions. [2018-11-10 08:45:49,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 08:45:49,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:49,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:49,351 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 08:45:49,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:49,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 80 states and 113 transitions. [2018-11-10 08:45:49,367 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 113 transitions. [2018-11-10 08:45:49,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 08:45:49,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:49,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:49,413 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 08:45:49,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:49,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 78 states and 110 transitions. [2018-11-10 08:45:49,425 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 110 transitions. [2018-11-10 08:45:49,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-10 08:45:49,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:49,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:49,456 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 08:45:49,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:49,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 79 states and 110 transitions. [2018-11-10 08:45:49,462 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 110 transitions. [2018-11-10 08:45:49,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-10 08:45:49,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:49,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:49,512 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 08:45:49,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:49,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 81 states and 113 transitions. [2018-11-10 08:45:49,611 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 113 transitions. [2018-11-10 08:45:49,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-10 08:45:49,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:49,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:49,625 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 08:45:49,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:49,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 77 states and 107 transitions. [2018-11-10 08:45:49,629 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 107 transitions. [2018-11-10 08:45:49,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-10 08:45:49,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:49,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:49,745 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 08:45:50,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:50,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 82 states and 121 transitions. [2018-11-10 08:45:50,242 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 121 transitions. [2018-11-10 08:45:50,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 08:45:50,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:50,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:50,381 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 08:45:50,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:50,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 88 states and 132 transitions. [2018-11-10 08:45:50,739 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 132 transitions. [2018-11-10 08:45:50,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-10 08:45:50,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:50,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:50,756 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 08:45:50,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:50,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 89 states and 132 transitions. [2018-11-10 08:45:50,777 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 132 transitions. [2018-11-10 08:45:50,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 08:45:50,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:50,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:50,840 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 08:45:50,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:50,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 91 states and 135 transitions. [2018-11-10 08:45:50,883 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 135 transitions. [2018-11-10 08:45:50,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 08:45:50,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:50,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:50,894 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 08:45:51,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:51,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 95 states and 142 transitions. [2018-11-10 08:45:51,064 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 142 transitions. [2018-11-10 08:45:51,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 08:45:51,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:51,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:51,112 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 08:45:51,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:51,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 100 states and 152 transitions. [2018-11-10 08:45:51,151 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 152 transitions. [2018-11-10 08:45:51,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-10 08:45:51,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:51,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:51,202 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 08:45:52,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:52,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 108 states and 170 transitions. [2018-11-10 08:45:52,116 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 170 transitions. [2018-11-10 08:45:52,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-10 08:45:52,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:52,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:52,130 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 08:45:52,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:52,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 107 states and 167 transitions. [2018-11-10 08:45:52,134 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 167 transitions. [2018-11-10 08:45:52,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-10 08:45:52,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:52,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:52,148 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 08:45:52,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:52,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 111 states and 175 transitions. [2018-11-10 08:45:52,274 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 175 transitions. [2018-11-10 08:45:52,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-10 08:45:52,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:52,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:52,284 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 08:45:52,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:52,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 112 states and 176 transitions. [2018-11-10 08:45:52,287 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 176 transitions. [2018-11-10 08:45:52,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 08:45:52,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:52,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:52,296 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 08:45:52,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:52,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 110 states and 171 transitions. [2018-11-10 08:45:52,300 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 171 transitions. [2018-11-10 08:45:52,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 08:45:52,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:52,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:52,309 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 08:45:52,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:52,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 104 states and 159 transitions. [2018-11-10 08:45:52,313 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 159 transitions. [2018-11-10 08:45:52,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 08:45:52,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:52,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:52,383 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 08:45:52,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:52,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 114 states and 186 transitions. [2018-11-10 08:45:52,730 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 186 transitions. [2018-11-10 08:45:52,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 08:45:52,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:52,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:52,790 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 08:45:53,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:53,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 116 states and 191 transitions. [2018-11-10 08:45:53,463 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 191 transitions. [2018-11-10 08:45:53,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 08:45:53,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:53,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:53,476 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 08:45:53,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:53,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 118 states and 195 transitions. [2018-11-10 08:45:53,840 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 195 transitions. [2018-11-10 08:45:53,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 08:45:53,840 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:53,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:53,848 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 08:45:54,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:54,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 120 states and 200 transitions. [2018-11-10 08:45:54,256 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 200 transitions. [2018-11-10 08:45:54,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-10 08:45:54,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:54,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:54,266 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 08:45:54,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:54,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 122 states and 207 transitions. [2018-11-10 08:45:54,679 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 207 transitions. [2018-11-10 08:45:54,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 08:45:54,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:54,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:54,690 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 08:45:54,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:54,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 122 states and 206 transitions. [2018-11-10 08:45:54,736 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 206 transitions. [2018-11-10 08:45:54,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 08:45:54,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:54,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:54,748 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 08:45:54,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:54,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 123 states and 206 transitions. [2018-11-10 08:45:54,888 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 206 transitions. [2018-11-10 08:45:54,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 08:45:54,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:54,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:54,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 08:45:54,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:54,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 123 states and 205 transitions. [2018-11-10 08:45:54,925 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 205 transitions. [2018-11-10 08:45:54,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 08:45:54,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:54,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:54,932 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 08:45:54,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:54,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 124 states and 205 transitions. [2018-11-10 08:45:54,968 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 205 transitions. [2018-11-10 08:45:54,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 08:45:54,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:54,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:54,976 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 08:45:54,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:54,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 125 states and 206 transitions. [2018-11-10 08:45:54,980 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 206 transitions. [2018-11-10 08:45:54,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-10 08:45:54,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:54,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:54,989 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 08:45:55,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:55,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 127 states and 209 transitions. [2018-11-10 08:45:55,109 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 209 transitions. [2018-11-10 08:45:55,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 08:45:55,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:55,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:55,193 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 08:45:56,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:56,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 127 states and 208 transitions. [2018-11-10 08:45:56,601 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 208 transitions. [2018-11-10 08:45:56,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-10 08:45:56,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:56,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:56,627 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 08:45:56,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:56,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 130 states and 213 transitions. [2018-11-10 08:45:56,635 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 213 transitions. [2018-11-10 08:45:56,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-10 08:45:56,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:56,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:56,749 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 08:45:58,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:58,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 137 states and 224 transitions. [2018-11-10 08:45:58,258 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 224 transitions. [2018-11-10 08:45:58,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-10 08:45:58,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:58,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:58,273 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 08:45:58,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:58,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 138 states and 224 transitions. [2018-11-10 08:45:58,278 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 224 transitions. [2018-11-10 08:45:58,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-10 08:45:58,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:58,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:58,291 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 08:45:58,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:58,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 128 states and 215 transitions. [2018-11-10 08:45:58,830 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 215 transitions. [2018-11-10 08:45:58,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-10 08:45:58,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:58,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:58,843 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 08:45:59,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:45:59,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 131 states and 218 transitions. [2018-11-10 08:45:59,895 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 218 transitions. [2018-11-10 08:45:59,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-10 08:45:59,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:45:59,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:45:59,912 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 08:46:00,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:46:00,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 134 states and 223 transitions. [2018-11-10 08:46:00,397 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 223 transitions. [2018-11-10 08:46:00,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 08:46:00,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:46:00,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:46:00,416 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 08:46:00,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:46:00,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 132 states and 219 transitions. [2018-11-10 08:46:00,833 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 219 transitions. [2018-11-10 08:46:00,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 08:46:00,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 08:46:00,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 08:46:00,851 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 08:46:00,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 08:46:00,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 111 states and 183 transitions. [2018-11-10 08:46:00,866 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 183 transitions. [2018-11-10 08:46:00,867 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 08:46:00,867 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 50 iterations. [2018-11-10 08:46:00,873 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 08:46:01,088 INFO L582 CodeCheckObserver]: Invariant with dag size 15 [2018-11-10 08:46:01,095 INFO L582 CodeCheckObserver]: Invariant with dag size 10 [2018-11-10 08:46:01,095 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:46:01,095 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:46:01,095 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:46:01,096 INFO L582 CodeCheckObserver]: Invariant with dag size 9 [2018-11-10 08:46:01,096 INFO L582 CodeCheckObserver]: Invariant with dag size 13 [2018-11-10 08:46:01,096 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:46:01,097 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:46:01,097 INFO L582 CodeCheckObserver]: Invariant with dag size 15 [2018-11-10 08:46:01,097 INFO L582 CodeCheckObserver]: Invariant with dag size 10 [2018-11-10 08:46:01,098 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:46:01,098 INFO L582 CodeCheckObserver]: Invariant with dag size 12 [2018-11-10 08:46:01,098 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:46:01,099 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:46:01,099 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:46:01,099 INFO L582 CodeCheckObserver]: Invariant with dag size 10 [2018-11-10 08:46:01,100 INFO L582 CodeCheckObserver]: Invariant with dag size 9 [2018-11-10 08:46:01,101 INFO L582 CodeCheckObserver]: Invariant with dag size 15 [2018-11-10 08:46:01,101 INFO L582 CodeCheckObserver]: Invariant with dag size 7 [2018-11-10 08:46:01,101 INFO L582 CodeCheckObserver]: Invariant with dag size 9 [2018-11-10 08:46:01,101 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:46:01,102 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:46:01,102 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 08:46:01,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 08:46:01 ImpRootNode [2018-11-10 08:46:01,102 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 08:46:01,102 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 08:46:01,102 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 08:46:01,103 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 08:46:01,103 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 08:45:48" (3/4) ... [2018-11-10 08:46:01,107 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 08:46:01,111 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure errorFn [2018-11-10 08:46:01,111 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure IofCallDriver [2018-11-10 08:46:01,118 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 51 nodes and edges [2018-11-10 08:46:01,118 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-10 08:46:01,119 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 08:46:01,196 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f6c74aca-86f1-41a4-b8cc-c0a8cd0da698/bin-2019/ukojak/witness.graphml [2018-11-10 08:46:01,196 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 08:46:01,197 INFO L168 Benchmark]: Toolchain (without parser) took 14052.05 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 447.7 MB). Free memory was 953.8 MB in the beginning and 1.1 GB in the end (delta: -111.2 MB). Peak memory consumption was 336.6 MB. Max. memory is 11.5 GB. [2018-11-10 08:46:01,198 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 08:46:01,198 INFO L168 Benchmark]: CACSL2BoogieTranslator took 211.90 ms. Allocated memory is still 1.0 GB. Free memory was 953.8 MB in the beginning and 937.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 08:46:01,198 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.58 ms. Allocated memory is still 1.0 GB. Free memory was 937.7 MB in the beginning and 935.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 08:46:01,198 INFO L168 Benchmark]: Boogie Preprocessor took 64.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 935.0 MB in the beginning and 1.1 GB in the end (delta: -198.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 08:46:01,199 INFO L168 Benchmark]: RCFGBuilder took 726.16 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: 91.7 MB). Peak memory consumption was 91.7 MB. Max. memory is 11.5 GB. [2018-11-10 08:46:01,199 INFO L168 Benchmark]: CodeCheck took 12919.66 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 308.3 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -35.9 MB). Peak memory consumption was 272.4 MB. Max. memory is 11.5 GB. [2018-11-10 08:46:01,199 INFO L168 Benchmark]: Witness Printer took 93.65 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 11.5 GB. [2018-11-10 08:46:01,201 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, 12.6s OverallTime, 50 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 859710976 SDtfs, -720121296 SDslu, 1282263928 SDs, 0 SdLazy, 1943573448 SolverSat, 61277040 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13604 GetRequests, 13184 SyntacticMatches, 128 SemanticMatches, 292 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34834 ImplicationChecksByTransitivity, 10.6s 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 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 211.90 ms. Allocated memory is still 1.0 GB. Free memory was 953.8 MB in the beginning and 937.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.58 ms. Allocated memory is still 1.0 GB. Free memory was 937.7 MB in the beginning and 935.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 64.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 935.0 MB in the beginning and 1.1 GB in the end (delta: -198.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 726.16 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: 91.7 MB). Peak memory consumption was 91.7 MB. Max. memory is 11.5 GB. * CodeCheck took 12919.66 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 308.3 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -35.9 MB). Peak memory consumption was 272.4 MB. Max. memory is 11.5 GB. * Witness Printer took 93.65 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...