./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec11_product10.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e1e62762-4d5d-458a-80ea-491708a19a63/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e1e62762-4d5d-458a-80ea-491708a19a63/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e1e62762-4d5d-458a-80ea-491708a19a63/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e1e62762-4d5d-458a-80ea-491708a19a63/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec11_product10.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e1e62762-4d5d-458a-80ea-491708a19a63/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e1e62762-4d5d-458a-80ea-491708a19a63/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 f4763c2b4c908cc214cd1281e5c0202db2011511 .......................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 10:13:41,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:13:41,968 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:13:41,977 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:13:41,977 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:13:41,978 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:13:41,979 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:13:41,980 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:13:41,981 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:13:41,982 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:13:41,982 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:13:41,983 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:13:41,983 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:13:41,984 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:13:41,985 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:13:41,986 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:13:41,986 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:13:41,987 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:13:41,988 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:13:41,990 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:13:41,991 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:13:41,992 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:13:41,992 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:13:41,993 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:13:41,995 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:13:41,995 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:13:41,995 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:13:41,996 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:13:41,996 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:13:42,001 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:13:42,002 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:13:42,003 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:13:42,003 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:13:42,004 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:13:42,004 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:13:42,005 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:13:42,005 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:13:42,005 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:13:42,005 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:13:42,006 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:13:42,006 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:13:42,007 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e1e62762-4d5d-458a-80ea-491708a19a63/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:13:42,021 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:13:42,023 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:13:42,024 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:13:42,024 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:13:42,024 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:13:42,025 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:13:42,025 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:13:42,025 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:13:42,025 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:13:42,026 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:13:42,026 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:13:42,026 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:13:42,026 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:13:42,026 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:13:42,026 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:13:42,026 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:13:42,027 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:13:42,027 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:13:42,027 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:13:42,027 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:13:42,027 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:13:42,027 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:13:42,027 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:13:42,028 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:13:42,028 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:13:42,028 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:13:42,028 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:13:42,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:13:42,028 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:13:42,028 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/working_dir_e1e62762-4d5d-458a-80ea-491708a19a63/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 -> f4763c2b4c908cc214cd1281e5c0202db2011511 [2019-10-22 10:13:42,065 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:13:42,075 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:13:42,078 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:13:42,080 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:13:42,081 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:13:42,082 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e1e62762-4d5d-458a-80ea-491708a19a63/bin/ukojak/../../sv-benchmarks/c/product-lines/email_spec11_product10.cil.c [2019-10-22 10:13:42,133 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e1e62762-4d5d-458a-80ea-491708a19a63/bin/ukojak/data/f7807353b/7a553410675e412f94e95b810f6ac575/FLAG3141ed853 [2019-10-22 10:13:42,655 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:13:42,655 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e1e62762-4d5d-458a-80ea-491708a19a63/sv-benchmarks/c/product-lines/email_spec11_product10.cil.c [2019-10-22 10:13:42,677 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e1e62762-4d5d-458a-80ea-491708a19a63/bin/ukojak/data/f7807353b/7a553410675e412f94e95b810f6ac575/FLAG3141ed853 [2019-10-22 10:13:42,930 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e1e62762-4d5d-458a-80ea-491708a19a63/bin/ukojak/data/f7807353b/7a553410675e412f94e95b810f6ac575 [2019-10-22 10:13:42,932 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:13:42,933 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:13:42,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:13:42,934 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:13:42,937 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:13:42,938 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:13:42" (1/1) ... [2019-10-22 10:13:42,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64fee1ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:42, skipping insertion in model container [2019-10-22 10:13:42,941 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:13:42" (1/1) ... [2019-10-22 10:13:42,951 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:13:43,015 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:13:43,493 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:13:43,506 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:13:43,602 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:13:43,646 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:13:43,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:43 WrapperNode [2019-10-22 10:13:43,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:13:43,647 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:13:43,647 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:13:43,648 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:13:43,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:43" (1/1) ... [2019-10-22 10:13:43,677 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:43" (1/1) ... [2019-10-22 10:13:43,722 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:13:43,723 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:13:43,723 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:13:43,723 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:13:43,732 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:43" (1/1) ... [2019-10-22 10:13:43,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:43" (1/1) ... [2019-10-22 10:13:43,736 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:43" (1/1) ... [2019-10-22 10:13:43,737 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:43" (1/1) ... [2019-10-22 10:13:43,747 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:43" (1/1) ... [2019-10-22 10:13:43,753 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:43" (1/1) ... [2019-10-22 10:13:43,756 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:43" (1/1) ... [2019-10-22 10:13:43,761 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:13:43,761 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:13:43,761 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:13:43,762 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:13:43,762 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:13:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e1e62762-4d5d-458a-80ea-491708a19a63/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 [2019-10-22 10:13:43,817 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-22 10:13:43,817 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-22 10:13:43,818 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-22 10:13:43,818 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-22 10:13:43,818 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-22 10:13:43,818 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-22 10:13:43,818 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-22 10:13:43,818 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-22 10:13:43,818 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-22 10:13:43,818 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-22 10:13:43,819 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-22 10:13:43,819 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-22 10:13:43,819 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-22 10:13:43,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:13:43,819 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-22 10:13:43,820 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-22 10:13:43,820 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-22 10:13:43,820 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-22 10:13:43,820 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-22 10:13:43,820 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-22 10:13:43,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 10:13:43,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:13:43,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:13:45,207 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:13:45,208 INFO L284 CfgBuilder]: Removed 67 assume(true) statements. [2019-10-22 10:13:45,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:13:45 BoogieIcfgContainer [2019-10-22 10:13:45,209 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:13:45,209 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:13:45,209 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:13:45,220 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:13:45,220 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:13:45" (1/1) ... [2019-10-22 10:13:45,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:13:45,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:45,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 89 states and 127 transitions. [2019-10-22 10:13:45,264 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 127 transitions. [2019-10-22 10:13:45,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-22 10:13:45,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:45,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:45,553 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-22 10:13:45,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:45,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 89 states and 125 transitions. [2019-10-22 10:13:45,578 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 125 transitions. [2019-10-22 10:13:45,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-22 10:13:45,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:45,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:45,683 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-22 10:13:45,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:45,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 91 states and 138 transitions. [2019-10-22 10:13:45,728 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 138 transitions. [2019-10-22 10:13:45,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-22 10:13:45,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:13:45,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:13:45,850 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-22 10:13:45,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:13:45,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 89 states and 135 transitions. [2019-10-22 10:13:45,985 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 135 transitions. [2019-10-22 10:13:45,986 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 10:13:45,987 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2019-10-22 10:13:45,998 INFO L771 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-10-22 10:13:46,054 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:13:46,058 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:13:46,058 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:13:46,058 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:13:46,059 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:13:46,059 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:13:46,059 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:13:46,059 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:13:46,059 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:13:46,059 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:13:46,059 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:13:46,060 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:13:46,060 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:13:46,060 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:13:46,060 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:13:46,060 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:13:46,060 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:13:46,060 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:13:46,060 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:13:46,061 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:13:46,061 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:13:46,061 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:13:46,061 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:13:46,061 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:13:46,061 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:13:46,061 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:13:46,062 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:13:46,062 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:13:46,062 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:13:46,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:13:46 ImpRootNode [2019-10-22 10:13:46,062 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:13:46,063 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:13:46,063 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:13:46,063 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:13:46,064 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:13:45" (3/4) ... [2019-10-22 10:13:46,067 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 10:13:46,072 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outgoing [2019-10-22 10:13:46,072 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sendEmail [2019-10-22 10:13:46,073 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setEmailFrom [2019-10-22 10:13:46,073 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setEmailTo [2019-10-22 10:13:46,073 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getEmailTo [2019-10-22 10:13:46,074 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getEmailFrom [2019-10-22 10:13:46,074 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isReadable [2019-10-22 10:13:46,074 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure queue [2019-10-22 10:13:46,074 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setClientId [2019-10-22 10:13:46,084 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 94 nodes and edges [2019-10-22 10:13:46,085 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 32 nodes and edges [2019-10-22 10:13:46,086 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2019-10-22 10:13:46,087 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 10:13:46,214 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e1e62762-4d5d-458a-80ea-491708a19a63/bin/ukojak/witness.graphml [2019-10-22 10:13:46,214 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:13:46,216 INFO L168 Benchmark]: Toolchain (without parser) took 3282.70 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 944.5 MB in the beginning and 787.4 MB in the end (delta: 157.1 MB). Peak memory consumption was 273.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:13:46,217 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:13:46,217 INFO L168 Benchmark]: CACSL2BoogieTranslator took 713.14 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -117.7 MB). Peak memory consumption was 29.8 MB. Max. memory is 11.5 GB. [2019-10-22 10:13:46,217 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.02 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:13:46,218 INFO L168 Benchmark]: Boogie Preprocessor took 38.60 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:13:46,218 INFO L168 Benchmark]: RCFGBuilder took 1447.66 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 892.2 MB in the end (delta: 163.0 MB). Peak memory consumption was 163.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:13:46,218 INFO L168 Benchmark]: CodeCheck took 853.09 ms. Allocated memory is still 1.1 GB. Free memory was 892.2 MB in the beginning and 808.4 MB in the end (delta: 83.8 MB). Peak memory consumption was 83.8 MB. Max. memory is 11.5 GB. [2019-10-22 10:13:46,219 INFO L168 Benchmark]: Witness Printer took 151.78 ms. Allocated memory is still 1.1 GB. Free memory was 808.4 MB in the beginning and 787.4 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:13:46,221 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: 0.7s, OverallIterations: 4, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 290 SDtfs, 8 SDslu, 96 SDs, 0 SdLazy, 44 SolverSat, 24 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 875 GetRequests, 865 SyntacticMatches, 0 SemanticMatches, 10 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, 132 NumberOfCodeBlocks, 132 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 129 ConstructedInterpolants, 0 QuantifiedInterpolants, 6189 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 26/26 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: 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: 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: 1640]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2376]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1825]: 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: 2463]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2496]: 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: 1622]: 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: 1835]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2326]: 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 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 713.14 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -117.7 MB). Peak memory consumption was 29.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 75.02 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.60 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1447.66 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 892.2 MB in the end (delta: 163.0 MB). Peak memory consumption was 163.0 MB. Max. memory is 11.5 GB. * CodeCheck took 853.09 ms. Allocated memory is still 1.1 GB. Free memory was 892.2 MB in the beginning and 808.4 MB in the end (delta: 83.8 MB). Peak memory consumption was 83.8 MB. Max. memory is 11.5 GB. * Witness Printer took 151.78 ms. Allocated memory is still 1.1 GB. Free memory was 808.4 MB in the beginning and 787.4 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...