./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-ext3/getNumbers1_true-valid-memsafety.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_97755a77-7cdc-45e8-8478-e143ab989059/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_97755a77-7cdc-45e8-8478-e143ab989059/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_97755a77-7cdc-45e8-8478-e143ab989059/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_97755a77-7cdc-45e8-8478-e143ab989059/bin-2019/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-ext3/getNumbers1_true-valid-memsafety.c -s /tmp/vcloud-vcloud-master/worker/working_dir_97755a77-7cdc-45e8-8478-e143ab989059/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_97755a77-7cdc-45e8-8478-e143ab989059/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 60fa12f4a8e344f82de5faf31b8f2cbfbaaacd93 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 12:17:43,091 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 12:17:43,092 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 12:17:43,098 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 12:17:43,098 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 12:17:43,098 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 12:17:43,099 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 12:17:43,100 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 12:17:43,100 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 12:17:43,101 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 12:17:43,101 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 12:17:43,101 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 12:17:43,102 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 12:17:43,102 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 12:17:43,103 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 12:17:43,103 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 12:17:43,103 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 12:17:43,104 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 12:17:43,105 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 12:17:43,106 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 12:17:43,106 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 12:17:43,107 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 12:17:43,108 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 12:17:43,108 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 12:17:43,108 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 12:17:43,108 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 12:17:43,109 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 12:17:43,109 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 12:17:43,110 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 12:17:43,110 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 12:17:43,110 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 12:17:43,110 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 12:17:43,111 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 12:17:43,111 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 12:17:43,111 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 12:17:43,111 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 12:17:43,112 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_97755a77-7cdc-45e8-8478-e143ab989059/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2018-12-02 12:17:43,118 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 12:17:43,118 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 12:17:43,119 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 12:17:43,119 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 12:17:43,119 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 12:17:43,119 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 12:17:43,120 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-02 12:17:43,120 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 12:17:43,120 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 12:17:43,120 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 12:17:43,120 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-12-02 12:17:43,120 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-12-02 12:17:43,120 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-12-02 12:17:43,120 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 12:17:43,120 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 12:17:43,120 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 12:17:43,120 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 12:17:43,120 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 12:17:43,120 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 12:17:43,121 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 12:17:43,121 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 12:17:43,121 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 12:17:43,121 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 12:17:43,121 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 12:17:43,121 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 12:17:43,121 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in 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_97755a77-7cdc-45e8-8478-e143ab989059/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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 60fa12f4a8e344f82de5faf31b8f2cbfbaaacd93 [2018-12-02 12:17:43,138 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 12:17:43,144 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 12:17:43,147 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 12:17:43,147 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 12:17:43,148 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 12:17:43,148 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_97755a77-7cdc-45e8-8478-e143ab989059/bin-2019/ukojak/../../sv-benchmarks/c/memsafety-ext3/getNumbers1_true-valid-memsafety.c [2018-12-02 12:17:43,184 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_97755a77-7cdc-45e8-8478-e143ab989059/bin-2019/ukojak/data/20cffc5cc/345354081b5d467984e866e89f53d901/FLAGf10d2c5b6 [2018-12-02 12:17:43,645 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 12:17:43,645 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_97755a77-7cdc-45e8-8478-e143ab989059/sv-benchmarks/c/memsafety-ext3/getNumbers1_true-valid-memsafety.c [2018-12-02 12:17:43,648 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_97755a77-7cdc-45e8-8478-e143ab989059/bin-2019/ukojak/data/20cffc5cc/345354081b5d467984e866e89f53d901/FLAGf10d2c5b6 [2018-12-02 12:17:43,656 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_97755a77-7cdc-45e8-8478-e143ab989059/bin-2019/ukojak/data/20cffc5cc/345354081b5d467984e866e89f53d901 [2018-12-02 12:17:43,658 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 12:17:43,659 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 12:17:43,659 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 12:17:43,660 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 12:17:43,662 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 12:17:43,663 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:17:43" (1/1) ... [2018-12-02 12:17:43,665 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fdfc843 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:17:43, skipping insertion in model container [2018-12-02 12:17:43,665 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:17:43" (1/1) ... [2018-12-02 12:17:43,669 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 12:17:43,679 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 12:17:43,770 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 12:17:43,777 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 12:17:43,786 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 12:17:43,797 INFO L195 MainTranslator]: Completed translation [2018-12-02 12:17:43,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:17:43 WrapperNode [2018-12-02 12:17:43,798 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 12:17:43,798 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 12:17:43,798 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 12:17:43,798 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 12:17:43,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:17:43" (1/1) ... [2018-12-02 12:17:43,812 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:17:43" (1/1) ... [2018-12-02 12:17:43,853 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 12:17:43,854 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 12:17:43,854 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 12:17:43,854 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 12:17:43,859 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:17:43" (1/1) ... [2018-12-02 12:17:43,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:17:43" (1/1) ... [2018-12-02 12:17:43,860 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:17:43" (1/1) ... [2018-12-02 12:17:43,860 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:17:43" (1/1) ... [2018-12-02 12:17:43,863 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:17:43" (1/1) ... [2018-12-02 12:17:43,866 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:17:43" (1/1) ... [2018-12-02 12:17:43,866 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:17:43" (1/1) ... [2018-12-02 12:17:43,868 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 12:17:43,868 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 12:17:43,868 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 12:17:43,868 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 12:17:43,869 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:17:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_97755a77-7cdc-45e8-8478-e143ab989059/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 [2018-12-02 12:17:43,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 12:17:43,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 12:17:43,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 12:17:43,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 12:17:43,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 12:17:43,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 12:17:44,041 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 12:17:44,042 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-12-02 12:17:44,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:17:44 BoogieIcfgContainer [2018-12-02 12:17:44,042 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 12:17:44,042 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 12:17:44,042 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 12:17:44,049 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 12:17:44,049 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:17:44" (1/1) ... [2018-12-02 12:17:44,056 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 12:17:44,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:17:44,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2018-12-02 12:17:44,079 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2018-12-02 12:17:44,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-02 12:17:44,081 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:17:44,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:17:44,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:17:44,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:17:44,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-12-02 12:17:44,207 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-12-02 12:17:44,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-02 12:17:44,208 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:17:44,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:17:44,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:17:44,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:17:44,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2018-12-02 12:17:44,309 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2018-12-02 12:17:44,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-02 12:17:44,310 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:17:44,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:17:44,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:17:44,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:17:44,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-12-02 12:17:44,451 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-12-02 12:17:44,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 12:17:44,451 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:17:44,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:17:44,502 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:17:44,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:17:44,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-12-02 12:17:44,640 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-12-02 12:17:44,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 12:17:44,640 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:17:44,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:17:44,700 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:17:44,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:17:44,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-12-02 12:17:44,905 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-12-02 12:17:44,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 12:17:44,905 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:17:44,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:17:44,975 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:17:45,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:17:45,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2018-12-02 12:17:45,160 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-12-02 12:17:45,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 12:17:45,160 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:17:45,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:17:45,261 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:17:45,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:17:45,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2018-12-02 12:17:45,438 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-12-02 12:17:45,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 12:17:45,439 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:17:45,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:17:45,506 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:17:45,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:17:45,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2018-12-02 12:17:45,693 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-12-02 12:17:45,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 12:17:45,693 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:17:45,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:17:45,772 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:17:45,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:17:45,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2018-12-02 12:17:45,963 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2018-12-02 12:17:45,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-02 12:17:45,964 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:17:45,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:17:46,041 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:17:46,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:17:46,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2018-12-02 12:17:46,259 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2018-12-02 12:17:46,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-02 12:17:46,259 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:17:46,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:17:46,381 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-12-02 12:17:46,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:17:46,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 28 states and 29 transitions. [2018-12-02 12:17:46,769 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2018-12-02 12:17:46,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 12:17:46,769 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:17:46,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:17:46,814 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-02 12:17:46,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:17:46,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 29 states and 31 transitions. [2018-12-02 12:17:46,847 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 31 transitions. [2018-12-02 12:17:46,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 12:17:46,849 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:17:46,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:17:47,189 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:17:47,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:17:47,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 30 states and 31 transitions. [2018-12-02 12:17:47,552 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2018-12-02 12:17:47,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 12:17:47,552 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:17:47,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:17:48,037 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 91 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:17:48,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:17:48,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 32 states and 35 transitions. [2018-12-02 12:17:48,559 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2018-12-02 12:17:48,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 12:17:48,560 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:17:48,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:17:48,604 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-02 12:17:48,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:17:48,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 33 states and 36 transitions. [2018-12-02 12:17:48,869 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 36 transitions. [2018-12-02 12:17:48,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 12:17:48,869 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:17:48,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:17:48,916 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-12-02 12:17:50,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:17:50,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 36 states and 41 transitions. [2018-12-02 12:17:50,794 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 41 transitions. [2018-12-02 12:17:50,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 12:17:50,794 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:17:50,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:17:50,983 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 92 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:17:51,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:17:51,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 39 states and 50 transitions. [2018-12-02 12:17:51,616 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2018-12-02 12:17:51,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 12:17:51,616 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:17:51,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:17:51,652 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-02 12:17:52,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:17:52,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 40 states and 52 transitions. [2018-12-02 12:17:52,064 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 52 transitions. [2018-12-02 12:17:52,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-02 12:17:52,064 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:17:52,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:17:52,074 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-02 12:17:52,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:17:52,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 41 states and 52 transitions. [2018-12-02 12:17:52,284 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 52 transitions. [2018-12-02 12:17:52,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-02 12:17:52,284 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:17:52,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:17:52,299 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 93 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 12:17:52,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:17:52,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 28 transitions. [2018-12-02 12:17:52,551 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 28 transitions. [2018-12-02 12:17:52,551 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 12:17:52,552 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 21 iterations. [2018-12-02 12:17:52,557 INFO L779 CodeCheckObserver]: All specifications hold 5 specifications checked. All of them hold [2018-12-02 12:17:52,688 INFO L583 CodeCheckObserver]: Invariant with dag size 23 [2018-12-02 12:17:52,691 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 12:17:52,691 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 12:17:52,692 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 12:17:52,692 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 12:17:52,695 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 12:17:52,695 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 12:17:52,695 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 12:17:52,695 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 12:17:52,696 INFO L583 CodeCheckObserver]: Invariant with dag size 23 [2018-12-02 12:17:52,696 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 12:17:52,696 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 12:17:52,696 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 12:17:52,697 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 12:17:52,697 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 12:17:52,697 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 12:17:52,697 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 12:17:52,697 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 12:17:52,697 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-02 12:17:52,698 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 12:17:52,698 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 12:17:52,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 12:17:52 ImpRootNode [2018-12-02 12:17:52,698 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 12:17:52,698 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 12:17:52,698 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 12:17:52,698 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 12:17:52,699 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:17:44" (3/4) ... [2018-12-02 12:17:52,701 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 12:17:52,706 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2018-12-02 12:17:52,707 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-02 12:17:52,707 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 12:17:52,707 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 12:17:52,722 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((unknown-#length-unknown[array] == 40 && i == 0) && 1 == \valid[array]) && \old(unknown-main_\old_#valid-unknown) == \valid) && array == 0) || ((((unknown-#length-unknown[array] == 40 && 4 <= array + 4 * i) && 1 == \valid[array]) && \old(unknown-main_\old_#valid-unknown) == \valid) && array == 0) [2018-12-02 12:17:52,723 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\valid[numbers] == 1 && i == 0) && numbers == 0) && \old(unknown-main_\old_#valid-unknown) == \valid) && 40 <= unknown-#length-unknown[numbers]) || ((((\valid[numbers] == 1 && numbers == 0) && \old(unknown-main_\old_#valid-unknown) == \valid) && 4 <= numbers + 4 * i) && 40 <= unknown-#length-unknown[numbers]) [2018-12-02 12:17:52,723 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid-unknown) == \valid [2018-12-02 12:17:52,730 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_97755a77-7cdc-45e8-8478-e143ab989059/bin-2019/ukojak/witness.graphml [2018-12-02 12:17:52,730 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 12:17:52,731 INFO L168 Benchmark]: Toolchain (without parser) took 9072.47 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 230.2 MB). Free memory was 956.0 MB in the beginning and 995.0 MB in the end (delta: -39.0 MB). Peak memory consumption was 191.2 MB. Max. memory is 11.5 GB. [2018-12-02 12:17:52,732 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 12:17:52,732 INFO L168 Benchmark]: CACSL2BoogieTranslator took 138.64 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 945.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-02 12:17:52,732 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -167.5 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2018-12-02 12:17:52,732 INFO L168 Benchmark]: Boogie Preprocessor took 14.22 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. [2018-12-02 12:17:52,733 INFO L168 Benchmark]: RCFGBuilder took 173.97 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: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. [2018-12-02 12:17:52,733 INFO L168 Benchmark]: CodeCheck took 8655.87 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 115.3 MB). Free memory was 1.1 GB in the beginning and 995.0 MB in the end (delta: 95.4 MB). Peak memory consumption was 210.8 MB. Max. memory is 11.5 GB. [2018-12-02 12:17:52,733 INFO L168 Benchmark]: Witness Printer took 32.16 ms. Allocated memory is still 1.3 GB. Free memory is still 995.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 12:17:52,735 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 1 procedures, 20 locations, 5 error locations. SAFE Result, 8.4s OverallTime, 21 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1050112 SDtfs, 3668496 SDslu, 1048576 SDs, 0 SdLazy, 14684016 SolverSat, 5768704 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2394 GetRequests, 1983 SyntacticMatches, 177 SemanticMatches, 234 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27154 ImplicationChecksByTransitivity, 7.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 349 NumberOfCodeBlocks, 349 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 329 ConstructedInterpolants, 0 QuantifiedInterpolants, 47855 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 8 PerfectInterpolantSequences, 856/1207 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: 9]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 15]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 9]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 20]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 20]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 19]: Loop Invariant [2018-12-02 12:17:52,736 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 12:17:52,736 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 12:17:52,736 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 12:17:52,737 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 12:17:52,737 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 12:17:52,737 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 12:17:52,738 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 12:17:52,738 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length Derived loop invariant: ((((\valid[numbers] == 1 && i == 0) && numbers == 0) && \old(unknown-main_\old_#valid-unknown) == \valid) && 40 <= unknown-#length-unknown[numbers]) || ((((\valid[numbers] == 1 && numbers == 0) && \old(unknown-main_\old_#valid-unknown) == \valid) && 4 <= numbers + 4 * i) && 40 <= unknown-#length-unknown[numbers]) - InvariantResult [Line: 8]: Loop Invariant [2018-12-02 12:17:52,738 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 12:17:52,739 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 12:17:52,739 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 12:17:52,739 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 12:17:52,739 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 12:17:52,740 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 12:17:52,740 WARN L1298 BoogieBacktranslator]: unknown boogie variable #length [2018-12-02 12:17:52,740 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: ((((unknown-#length-unknown[array] == 40 && i == 0) && 1 == \valid[array]) && \old(unknown-main_\old_#valid-unknown) == \valid) && array == 0) || ((((unknown-#length-unknown[array] == 40 && 4 <= array + 4 * i) && 1 == \valid[array]) && \old(unknown-main_\old_#valid-unknown) == \valid) && array == 0) - InvariantResult [Line: 15]: Loop Invariant [2018-12-02 12:17:52,740 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid [2018-12-02 12:17:52,740 WARN L1298 BoogieBacktranslator]: unknown boogie variable main_old_#valid Derived loop invariant: \old(unknown-main_\old_#valid-unknown) == \valid * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 138.64 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 945.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 55.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 114.8 MB). Free memory was 945.3 MB in the beginning and 1.1 GB in the end (delta: -167.5 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.22 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 173.97 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: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. * CodeCheck took 8655.87 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 115.3 MB). Free memory was 1.1 GB in the beginning and 995.0 MB in the end (delta: 95.4 MB). Peak memory consumption was 210.8 MB. Max. memory is 11.5 GB. * Witness Printer took 32.16 ms. Allocated memory is still 1.3 GB. Free memory is still 995.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid - GenericResult: Unfinished Backtranslation unknown boogie variable main_old_#valid RESULT: Ultimate proved your program to be correct! Received shutdown request...