./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec0_product10.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6251945a-98fc-44b0-9bb0-3340c1c94b25/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_6251945a-98fc-44b0-9bb0-3340c1c94b25/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6251945a-98fc-44b0-9bb0-3340c1c94b25/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6251945a-98fc-44b0-9bb0-3340c1c94b25/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec0_product10.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_6251945a-98fc-44b0-9bb0-3340c1c94b25/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6251945a-98fc-44b0-9bb0-3340c1c94b25/bin/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 34ea1153081835871d2d8c4250456d7ca577de25 ......................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 06:18:36,826 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 06:18:36,827 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 06:18:36,837 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 06:18:36,837 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 06:18:36,838 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 06:18:36,839 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 06:18:36,840 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 06:18:36,842 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 06:18:36,843 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 06:18:36,843 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 06:18:36,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 06:18:36,845 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 06:18:36,846 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 06:18:36,847 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 06:18:36,848 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 06:18:36,849 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 06:18:36,850 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 06:18:36,851 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 06:18:36,853 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 06:18:36,855 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 06:18:36,856 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 06:18:36,857 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 06:18:36,857 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 06:18:36,859 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 06:18:36,860 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 06:18:36,860 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 06:18:36,861 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 06:18:36,861 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 06:18:36,862 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 06:18:36,862 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 06:18:36,862 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 06:18:36,863 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 06:18:36,863 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 06:18:36,864 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 06:18:36,864 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 06:18:36,865 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 06:18:36,865 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 06:18:36,865 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 06:18:36,866 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 06:18:36,866 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 06:18:36,867 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6251945a-98fc-44b0-9bb0-3340c1c94b25/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 06:18:36,879 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 06:18:36,880 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 06:18:36,880 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 06:18:36,881 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 06:18:36,881 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 06:18:36,881 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 06:18:36,881 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 06:18:36,882 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 06:18:36,882 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 06:18:36,882 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 06:18:36,882 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 06:18:36,882 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 06:18:36,882 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 06:18:36,882 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 06:18:36,883 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 06:18:36,883 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 06:18:36,883 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 06:18:36,883 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 06:18:36,883 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 06:18:36,883 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 06:18:36,883 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 06:18:36,884 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 06:18:36,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 06:18:36,884 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 06:18:36,884 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 06:18:36,884 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 06:18:36,884 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 06:18:36,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 06:18:36,884 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 06:18:36,885 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_6251945a-98fc-44b0-9bb0-3340c1c94b25/bin/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 -> 34ea1153081835871d2d8c4250456d7ca577de25 [2019-12-01 06:18:37,000 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 06:18:37,009 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 06:18:37,011 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 06:18:37,012 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 06:18:37,013 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 06:18:37,013 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6251945a-98fc-44b0-9bb0-3340c1c94b25/bin/ukojak/../../sv-benchmarks/c/product-lines/email_spec0_product10.cil.c [2019-12-01 06:18:37,062 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6251945a-98fc-44b0-9bb0-3340c1c94b25/bin/ukojak/data/d6016b850/1e38f85d23e24a5e8a398bde8f5822be/FLAG6213984f3 [2019-12-01 06:18:37,528 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 06:18:37,528 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6251945a-98fc-44b0-9bb0-3340c1c94b25/sv-benchmarks/c/product-lines/email_spec0_product10.cil.c [2019-12-01 06:18:37,540 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6251945a-98fc-44b0-9bb0-3340c1c94b25/bin/ukojak/data/d6016b850/1e38f85d23e24a5e8a398bde8f5822be/FLAG6213984f3 [2019-12-01 06:18:38,036 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6251945a-98fc-44b0-9bb0-3340c1c94b25/bin/ukojak/data/d6016b850/1e38f85d23e24a5e8a398bde8f5822be [2019-12-01 06:18:38,037 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 06:18:38,038 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 06:18:38,039 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 06:18:38,039 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 06:18:38,041 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 06:18:38,042 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:18:38" (1/1) ... [2019-12-01 06:18:38,043 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@87f6e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:18:38, skipping insertion in model container [2019-12-01 06:18:38,043 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:18:38" (1/1) ... [2019-12-01 06:18:38,048 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 06:18:38,083 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 06:18:38,380 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 06:18:38,389 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 06:18:38,451 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 06:18:38,490 INFO L208 MainTranslator]: Completed translation [2019-12-01 06:18:38,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:18:38 WrapperNode [2019-12-01 06:18:38,491 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 06:18:38,491 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 06:18:38,492 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 06:18:38,492 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 06:18:38,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:18:38" (1/1) ... [2019-12-01 06:18:38,516 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:18:38" (1/1) ... [2019-12-01 06:18:38,544 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 06:18:38,544 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 06:18:38,544 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 06:18:38,544 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 06:18:38,551 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:18:38" (1/1) ... [2019-12-01 06:18:38,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:18:38" (1/1) ... [2019-12-01 06:18:38,555 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:18:38" (1/1) ... [2019-12-01 06:18:38,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:18:38" (1/1) ... [2019-12-01 06:18:38,565 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:18:38" (1/1) ... [2019-12-01 06:18:38,570 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:18:38" (1/1) ... [2019-12-01 06:18:38,573 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:18:38" (1/1) ... [2019-12-01 06:18:38,578 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 06:18:38,578 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 06:18:38,578 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 06:18:38,578 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 06:18:38,579 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:18:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6251945a-98fc-44b0-9bb0-3340c1c94b25/bin/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 [2019-12-01 06:18:38,628 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-12-01 06:18:38,628 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-12-01 06:18:38,628 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-12-01 06:18:38,628 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-12-01 06:18:38,628 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-12-01 06:18:38,628 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-12-01 06:18:38,628 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-12-01 06:18:38,628 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-12-01 06:18:38,628 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-12-01 06:18:38,628 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-12-01 06:18:38,629 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-12-01 06:18:38,629 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-12-01 06:18:38,629 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-12-01 06:18:38,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 06:18:38,629 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-12-01 06:18:38,629 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-12-01 06:18:38,629 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-12-01 06:18:38,629 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-12-01 06:18:38,629 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-12-01 06:18:38,629 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-12-01 06:18:38,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-01 06:18:38,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 06:18:38,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 06:18:39,413 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 06:18:39,413 INFO L287 CfgBuilder]: Removed 67 assume(true) statements. [2019-12-01 06:18:39,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:18:39 BoogieIcfgContainer [2019-12-01 06:18:39,414 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 06:18:39,414 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 06:18:39,414 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 06:18:39,422 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 06:18:39,422 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:18:39" (1/1) ... [2019-12-01 06:18:39,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 06:18:39,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 06:18:39,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 89 states and 127 transitions. [2019-12-01 06:18:39,459 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 127 transitions. [2019-12-01 06:18:39,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-01 06:18:39,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 06:18:39,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 06:18:39,668 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 06:18:39,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 06:18:39,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 89 states and 125 transitions. [2019-12-01 06:18:39,684 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 125 transitions. [2019-12-01 06:18:39,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-01 06:18:39,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 06:18:39,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 06:18:39,767 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 06:18:39,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 06:18:39,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 91 states and 138 transitions. [2019-12-01 06:18:39,790 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 138 transitions. [2019-12-01 06:18:39,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-01 06:18:39,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 06:18:39,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 06:18:39,894 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-12-01 06:18:39,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 06:18:39,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 89 states and 136 transitions. [2019-12-01 06:18:39,938 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 136 transitions. [2019-12-01 06:18:39,939 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-01 06:18:39,940 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2019-12-01 06:18:39,946 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-12-01 06:18:39,979 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 06:18:39,983 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 06:18:39,983 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 06:18:39,983 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 06:18:39,983 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 06:18:39,983 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 06:18:39,983 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 06:18:39,983 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 06:18:39,984 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 06:18:39,984 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 06:18:39,984 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 06:18:39,984 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 06:18:39,984 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 06:18:39,984 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 06:18:39,984 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 06:18:39,984 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 06:18:39,984 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 06:18:39,984 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 06:18:39,984 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 06:18:39,985 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 06:18:39,985 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 06:18:39,985 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 06:18:39,985 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 06:18:39,985 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 06:18:39,985 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 06:18:39,985 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 06:18:39,985 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 06:18:39,985 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 06:18:39,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 06:18:39 ImpRootNode [2019-12-01 06:18:39,986 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 06:18:39,986 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 06:18:39,986 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 06:18:39,986 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 06:18:39,986 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:18:39" (3/4) ... [2019-12-01 06:18:39,989 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-01 06:18:39,993 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outgoing [2019-12-01 06:18:39,993 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sendEmail [2019-12-01 06:18:39,993 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setEmailFrom [2019-12-01 06:18:39,993 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setEmailTo [2019-12-01 06:18:39,993 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getEmailTo [2019-12-01 06:18:39,993 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getEmailFrom [2019-12-01 06:18:39,993 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isReadable [2019-12-01 06:18:39,994 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure queue [2019-12-01 06:18:39,994 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setClientId [2019-12-01 06:18:40,003 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 93 nodes and edges [2019-12-01 06:18:40,005 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 32 nodes and edges [2019-12-01 06:18:40,006 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-01 06:18:40,007 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-01 06:18:40,008 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-01 06:18:40,009 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-01 06:18:40,084 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_6251945a-98fc-44b0-9bb0-3340c1c94b25/bin/ukojak/witness.graphml [2019-12-01 06:18:40,084 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 06:18:40,085 INFO L168 Benchmark]: Toolchain (without parser) took 2046.76 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.6 MB). Free memory was 934.0 MB in the beginning and 1.1 GB in the end (delta: -119.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 06:18:40,086 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 954.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 06:18:40,086 INFO L168 Benchmark]: CACSL2BoogieTranslator took 452.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.6 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -133.6 MB). Peak memory consumption was 28.4 MB. Max. memory is 11.5 GB. [2019-12-01 06:18:40,086 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.36 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 11.5 GB. [2019-12-01 06:18:40,086 INFO L168 Benchmark]: Boogie Preprocessor took 33.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2019-12-01 06:18:40,087 INFO L168 Benchmark]: RCFGBuilder took 836.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 908.7 MB in the end (delta: 149.5 MB). Peak memory consumption was 149.5 MB. Max. memory is 11.5 GB. [2019-12-01 06:18:40,087 INFO L168 Benchmark]: CodeCheck took 571.40 ms. Allocated memory is still 1.1 GB. Free memory was 907.3 MB in the beginning and 1.1 GB in the end (delta: -163.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 06:18:40,087 INFO L168 Benchmark]: Witness Printer took 98.16 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2019-12-01 06:18:40,088 INFO L335 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, 89 locations, 1 error locations. Result: SAFE, OverallTime: 0.5s, OverallIterations: 4, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 310 SDtfs, 8 SDslu, 96 SDs, 0 SdLazy, 36 SolverSat, 20 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 955 GetRequests, 947 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 150 NumberOfCodeBlocks, 150 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 147 ConstructedInterpolants, 0 QuantifiedInterpolants, 7721 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 32/32 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 110]: 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: 1296]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1367]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1320]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1508]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1399]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1410]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1377]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1388]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1363]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1454]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 731]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1341]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1352]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1316]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1330]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 571]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1305]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1297]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 954.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 452.27 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.6 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -133.6 MB). Peak memory consumption was 28.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 52.36 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 836.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 908.7 MB in the end (delta: 149.5 MB). Peak memory consumption was 149.5 MB. Max. memory is 11.5 GB. * CodeCheck took 571.40 ms. Allocated memory is still 1.1 GB. Free memory was 907.3 MB in the beginning and 1.1 GB in the end (delta: -163.6 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 98.16 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...