./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/email_spec11_product10_true-unreach-call_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_95601459-71cf-4713-b0bf-7fe1075aaed2/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_95601459-71cf-4713-b0bf-7fe1075aaed2/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_95601459-71cf-4713-b0bf-7fe1075aaed2/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_95601459-71cf-4713-b0bf-7fe1075aaed2/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec11_product10_true-unreach-call_true-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_95601459-71cf-4713-b0bf-7fe1075aaed2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_95601459-71cf-4713-b0bf-7fe1075aaed2/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 f4763c2b4c908cc214cd1281e5c0202db2011511 ...................................................................................................................................................................................................................................................................................................................................................... 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 04:36:49,828 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:36:49,830 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:36:49,837 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:36:49,837 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:36:49,838 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:36:49,839 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:36:49,840 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:36:49,841 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:36:49,842 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:36:49,842 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:36:49,843 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:36:49,843 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:36:49,844 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:36:49,845 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:36:49,846 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:36:49,847 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:36:49,848 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:36:49,850 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:36:49,851 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:36:49,852 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:36:49,853 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:36:49,855 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:36:49,856 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:36:49,856 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:36:49,857 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:36:49,857 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:36:49,858 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:36:49,859 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:36:49,860 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:36:49,860 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:36:49,861 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:36:49,861 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:36:49,861 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:36:49,862 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:36:49,862 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:36:49,863 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_95601459-71cf-4713-b0bf-7fe1075aaed2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 04:36:49,875 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:36:49,875 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:36:49,876 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:36:49,876 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 04:36:49,877 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 04:36:49,877 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 04:36:49,877 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:36:49,878 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:36:49,878 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 04:36:49,878 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:36:49,878 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:36:49,878 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:36:49,878 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:36:49,879 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:36:49,879 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:36:49,879 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:36:49,879 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:36:49,879 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 04:36:49,879 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 04:36:49,880 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:36:49,880 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:36:49,880 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 04:36:49,880 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:36:49,880 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:36:49,880 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:36:49,881 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 04:36:49,881 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:36:49,881 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 04:36:49,881 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_95601459-71cf-4713-b0bf-7fe1075aaed2/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 -> f4763c2b4c908cc214cd1281e5c0202db2011511 [2018-11-10 04:36:49,911 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:36:49,922 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:36:49,926 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:36:49,927 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:36:49,927 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:36:49,928 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_95601459-71cf-4713-b0bf-7fe1075aaed2/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/email_spec11_product10_true-unreach-call_true-termination.cil.c [2018-11-10 04:36:49,986 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_95601459-71cf-4713-b0bf-7fe1075aaed2/bin-2019/ukojak/data/899b02467/cb38af8a39254d76a80e99425a0f5e92/FLAGcbb874743 [2018-11-10 04:36:50,445 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:36:50,446 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_95601459-71cf-4713-b0bf-7fe1075aaed2/sv-benchmarks/c/product-lines/email_spec11_product10_true-unreach-call_true-termination.cil.c [2018-11-10 04:36:50,462 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_95601459-71cf-4713-b0bf-7fe1075aaed2/bin-2019/ukojak/data/899b02467/cb38af8a39254d76a80e99425a0f5e92/FLAGcbb874743 [2018-11-10 04:36:50,474 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_95601459-71cf-4713-b0bf-7fe1075aaed2/bin-2019/ukojak/data/899b02467/cb38af8a39254d76a80e99425a0f5e92 [2018-11-10 04:36:50,477 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:36:50,478 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 04:36:50,479 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:36:50,479 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:36:50,482 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:36:50,483 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:36:50" (1/1) ... [2018-11-10 04:36:50,485 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25e20ce8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:36:50, skipping insertion in model container [2018-11-10 04:36:50,485 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:36:50" (1/1) ... [2018-11-10 04:36:50,492 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:36:50,542 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:36:50,967 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:36:50,979 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:36:51,148 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:36:51,196 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:36:51,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:36:51 WrapperNode [2018-11-10 04:36:51,196 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:36:51,197 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 04:36:51,197 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 04:36:51,197 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 04:36:51,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:36:51" (1/1) ... [2018-11-10 04:36:51,222 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:36:51" (1/1) ... [2018-11-10 04:36:51,254 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 04:36:51,255 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:36:51,255 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:36:51,255 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:36:51,262 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:36:51" (1/1) ... [2018-11-10 04:36:51,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:36:51" (1/1) ... [2018-11-10 04:36:51,266 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:36:51" (1/1) ... [2018-11-10 04:36:51,266 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:36:51" (1/1) ... [2018-11-10 04:36:51,276 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:36:51" (1/1) ... [2018-11-10 04:36:51,285 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:36:51" (1/1) ... [2018-11-10 04:36:51,288 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:36:51" (1/1) ... [2018-11-10 04:36:51,293 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:36:51,294 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:36:51,294 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:36:51,294 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:36:51,295 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:36:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_95601459-71cf-4713-b0bf-7fe1075aaed2/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 04:36:51,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 04:36:51,343 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2018-11-10 04:36:51,343 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2018-11-10 04:36:51,343 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2018-11-10 04:36:51,343 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2018-11-10 04:36:51,343 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2018-11-10 04:36:51,343 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2018-11-10 04:36:51,344 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2018-11-10 04:36:51,344 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2018-11-10 04:36:51,344 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2018-11-10 04:36:51,344 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2018-11-10 04:36:51,344 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2018-11-10 04:36:51,344 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2018-11-10 04:36:51,344 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2018-11-10 04:36:51,345 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2018-11-10 04:36:51,345 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2018-11-10 04:36:51,345 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2018-11-10 04:36:51,345 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2018-11-10 04:36:51,345 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2018-11-10 04:36:51,345 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2018-11-10 04:36:51,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:36:51,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:36:52,917 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:36:52,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:36:52 BoogieIcfgContainer [2018-11-10 04:36:52,918 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 04:36:52,919 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 04:36:52,919 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 04:36:52,929 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 04:36:52,929 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:36:52" (1/1) ... [2018-11-10 04:36:52,939 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:36:52,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:36:52,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 93 states and 132 transitions. [2018-11-10 04:36:52,974 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 132 transitions. [2018-11-10 04:36:52,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-10 04:36:52,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:36:53,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:36:53,222 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 04:36:53,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:36:53,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 93 states and 129 transitions. [2018-11-10 04:36:53,243 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 129 transitions. [2018-11-10 04:36:53,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-10 04:36:53,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:36:53,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:36:53,337 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-10 04:36:53,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:36:53,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 96 states and 143 transitions. [2018-11-10 04:36:53,382 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 143 transitions. [2018-11-10 04:36:53,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-10 04:36:53,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:36:53,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:36:53,512 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 04:36:53,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:36:53,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 94 states and 141 transitions. [2018-11-10 04:36:53,581 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 141 transitions. [2018-11-10 04:36:53,583 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 04:36:53,583 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2018-11-10 04:36:53,590 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 04:36:53,661 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,665 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,665 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,665 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,665 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,666 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,666 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,666 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,666 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,666 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,667 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,667 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,667 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,667 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,667 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,668 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,668 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,668 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,668 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,668 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,668 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,669 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,669 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,669 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,669 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,669 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,670 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,670 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,670 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,670 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,670 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,671 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 04:36:53,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 04:36:53 ImpRootNode [2018-11-10 04:36:53,671 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 04:36:53,674 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 04:36:53,674 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 04:36:53,674 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 04:36:53,675 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:36:52" (3/4) ... [2018-11-10 04:36:53,679 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 04:36:53,686 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure outgoing [2018-11-10 04:36:53,686 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure sendEmail [2018-11-10 04:36:53,686 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setEmailFrom [2018-11-10 04:36:53,686 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setEmailTo [2018-11-10 04:36:53,687 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getEmailTo [2018-11-10 04:36:53,687 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getEmailFrom [2018-11-10 04:36:53,687 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isReadable [2018-11-10 04:36:53,687 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure queue [2018-11-10 04:36:53,688 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setClientId [2018-11-10 04:36:53,700 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 122 nodes and edges [2018-11-10 04:36:53,702 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 39 nodes and edges [2018-11-10 04:36:53,703 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-10 04:36:53,838 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_95601459-71cf-4713-b0bf-7fe1075aaed2/bin-2019/ukojak/witness.graphml [2018-11-10 04:36:53,838 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 04:36:53,839 INFO L168 Benchmark]: Toolchain (without parser) took 3361.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 958.5 MB in the beginning and 805.6 MB in the end (delta: 152.8 MB). Peak memory consumption was 300.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:36:53,840 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:36:53,840 INFO L168 Benchmark]: CACSL2BoogieTranslator took 717.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 958.5 MB in the beginning and 1.1 GB in the end (delta: -163.5 MB). Peak memory consumption was 52.3 MB. Max. memory is 11.5 GB. [2018-11-10 04:36:53,841 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.52 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-10 04:36:53,841 INFO L168 Benchmark]: Boogie Preprocessor took 38.49 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-10 04:36:53,842 INFO L168 Benchmark]: RCFGBuilder took 1624.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 904.0 MB in the end (delta: 204.1 MB). Peak memory consumption was 204.1 MB. Max. memory is 11.5 GB. [2018-11-10 04:36:53,842 INFO L168 Benchmark]: CodeCheck took 752.85 ms. Allocated memory is still 1.2 GB. Free memory was 904.0 MB in the beginning and 826.3 MB in the end (delta: 77.7 MB). Peak memory consumption was 77.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:36:53,843 INFO L168 Benchmark]: Witness Printer took 164.59 ms. Allocated memory is still 1.2 GB. Free memory was 826.3 MB in the beginning and 805.6 MB in the end (delta: 20.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:36:53,845 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 10 procedures, 196 locations, 1 error locations. SAFE Result, 0.6s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 298 SDtfs, 16 SDslu, 104 SDs, 0 SdLazy, 36 SolverSat, 20 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 890 GetRequests, 882 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 135 NumberOfCodeBlocks, 135 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 132 ConstructedInterpolants, 0 QuantifiedInterpolants, 6380 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 27/27 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: 2349]: 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: 2386]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2396]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1801]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1872]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2550]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2517]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2376]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1640]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1825]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2326]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1590]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2407]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1584]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2404]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1882]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1868]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2366]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1727]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2463]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1904]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1893]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1915]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1652]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1857]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1846]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1622]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1835]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1747]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1802]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1810]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 717.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 958.5 MB in the beginning and 1.1 GB in the end (delta: -163.5 MB). Peak memory consumption was 52.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 57.52 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.49 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1624.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 904.0 MB in the end (delta: 204.1 MB). Peak memory consumption was 204.1 MB. Max. memory is 11.5 GB. * CodeCheck took 752.85 ms. Allocated memory is still 1.2 GB. Free memory was 904.0 MB in the beginning and 826.3 MB in the end (delta: 77.7 MB). Peak memory consumption was 77.7 MB. Max. memory is 11.5 GB. * Witness Printer took 164.59 ms. Allocated memory is still 1.2 GB. Free memory was 826.3 MB in the beginning and 805.6 MB in the end (delta: 20.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...