./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-crafted/Singapore-2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 678e0110 Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e1f46df2-dc78-4a8b-a077-8484240d65f3/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_e1f46df2-dc78-4a8b-a077-8484240d65f3/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e1f46df2-dc78-4a8b-a077-8484240d65f3/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e1f46df2-dc78-4a8b-a077-8484240d65f3/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-crafted/Singapore-2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_e1f46df2-dc78-4a8b-a077-8484240d65f3/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e1f46df2-dc78-4a8b-a077-8484240d65f3/bin/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 64bit --witnessprinter.graph.data.programhash 8798031d313d45f01361b1d24672bc4cca6c5157 ................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- Skipped default analysis because property is memsafety ### Bit-precise run ### This is Ultimate 0.1.24-678e011 [2019-11-20 11:35:55,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 11:35:55,401 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 11:35:55,415 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 11:35:55,415 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 11:35:55,417 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 11:35:55,418 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 11:35:55,426 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 11:35:55,432 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 11:35:55,436 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 11:35:55,437 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 11:35:55,438 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 11:35:55,438 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 11:35:55,440 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 11:35:55,441 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 11:35:55,442 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 11:35:55,443 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 11:35:55,444 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 11:35:55,446 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 11:35:55,450 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 11:35:55,453 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 11:35:55,455 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 11:35:55,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 11:35:55,459 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 11:35:55,462 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 11:35:55,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 11:35:55,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 11:35:55,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 11:35:55,464 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 11:35:55,465 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 11:35:55,465 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 11:35:55,466 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 11:35:55,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 11:35:55,467 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 11:35:55,468 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 11:35:55,469 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 11:35:55,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 11:35:55,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 11:35:55,469 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 11:35:55,470 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 11:35:55,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 11:35:55,472 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e1f46df2-dc78-4a8b-a077-8484240d65f3/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2019-11-20 11:35:55,496 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 11:35:55,496 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 11:35:55,497 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 11:35:55,497 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 11:35:55,497 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 11:35:55,498 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 11:35:55,498 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 11:35:55,498 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 11:35:55,498 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-20 11:35:55,498 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-20 11:35:55,498 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-20 11:35:55,499 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 11:35:55,499 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 11:35:55,499 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 11:35:55,499 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 11:35:55,499 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 11:35:55,499 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 11:35:55,500 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 11:35:55,500 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 11:35:55,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 11:35:55,500 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 11:35:55,500 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 11:35:55,501 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-11-20 11:35:55,501 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 11:35:55,501 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-11-20 11:35:55,501 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 11:35:55,501 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_e1f46df2-dc78-4a8b-a077-8484240d65f3/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 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8798031d313d45f01361b1d24672bc4cca6c5157 [2019-11-20 11:35:55,643 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 11:35:55,654 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 11:35:55,656 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 11:35:55,658 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 11:35:55,658 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 11:35:55,659 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e1f46df2-dc78-4a8b-a077-8484240d65f3/bin/ukojak/../../sv-benchmarks/c/termination-crafted/Singapore-2.c [2019-11-20 11:35:55,727 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e1f46df2-dc78-4a8b-a077-8484240d65f3/bin/ukojak/data/177c1010c/c4994f634c354750869e7906e7e4a805/FLAG6e8b08c02 [2019-11-20 11:35:56,108 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 11:35:56,109 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e1f46df2-dc78-4a8b-a077-8484240d65f3/sv-benchmarks/c/termination-crafted/Singapore-2.c [2019-11-20 11:35:56,115 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e1f46df2-dc78-4a8b-a077-8484240d65f3/bin/ukojak/data/177c1010c/c4994f634c354750869e7906e7e4a805/FLAG6e8b08c02 [2019-11-20 11:35:56,131 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e1f46df2-dc78-4a8b-a077-8484240d65f3/bin/ukojak/data/177c1010c/c4994f634c354750869e7906e7e4a805 [2019-11-20 11:35:56,134 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 11:35:56,136 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 11:35:56,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 11:35:56,141 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 11:35:56,144 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 11:35:56,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:35:56" (1/1) ... [2019-11-20 11:35:56,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54c0da97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:56, skipping insertion in model container [2019-11-20 11:35:56,148 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:35:56" (1/1) ... [2019-11-20 11:35:56,155 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 11:35:56,175 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 11:35:56,369 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 11:35:56,377 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 11:35:56,470 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 11:35:56,485 INFO L192 MainTranslator]: Completed translation [2019-11-20 11:35:56,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:56 WrapperNode [2019-11-20 11:35:56,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 11:35:56,486 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 11:35:56,486 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 11:35:56,486 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 11:35:56,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:56" (1/1) ... [2019-11-20 11:35:56,502 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:56" (1/1) ... [2019-11-20 11:35:56,519 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 11:35:56,519 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 11:35:56,519 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 11:35:56,520 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 11:35:56,529 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:56" (1/1) ... [2019-11-20 11:35:56,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:56" (1/1) ... [2019-11-20 11:35:56,531 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:56" (1/1) ... [2019-11-20 11:35:56,531 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:56" (1/1) ... [2019-11-20 11:35:56,534 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:56" (1/1) ... [2019-11-20 11:35:56,536 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:56" (1/1) ... [2019-11-20 11:35:56,537 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:56" (1/1) ... [2019-11-20 11:35:56,539 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 11:35:56,539 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 11:35:56,539 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 11:35:56,540 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 11:35:56,540 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:35:56" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e1f46df2-dc78-4a8b-a077-8484240d65f3/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 [2019-11-20 11:35:56,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 11:35:56,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 11:35:56,781 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 11:35:56,781 INFO L285 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-20 11:35:56,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:35:56 BoogieIcfgContainer [2019-11-20 11:35:56,782 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 11:35:56,783 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 11:35:56,783 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 11:35:56,804 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 11:35:56,804 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:35:56" (1/1) ... [2019-11-20 11:35:56,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 11:35:56,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 11:35:56,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 8 states and 11 transitions. [2019-11-20 11:35:56,852 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 11 transitions. [2019-11-20 11:35:56,862 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 11:35:56,862 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2019-11-20 11:35:56,870 INFO L765 CodeCheckObserver]: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. [2019-11-20 11:35:56,888 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 11:35:56,891 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 11:35:56,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 11:35:56 ImpRootNode [2019-11-20 11:35:56,891 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 11:35:56,892 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 11:35:56,892 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 11:35:56,892 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 11:35:56,893 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:35:56" (3/4) ... [2019-11-20 11:35:56,896 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 11:35:56,905 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-20 11:35:56,905 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 11:35:56,939 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_e1f46df2-dc78-4a8b-a077-8484240d65f3/bin/ukojak/witness.graphml [2019-11-20 11:35:56,940 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 11:35:56,941 INFO L168 Benchmark]: Toolchain (without parser) took 805.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 952.8 MB in the beginning and 1.1 GB in the end (delta: -158.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 11:35:56,942 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 11:35:56,943 INFO L168 Benchmark]: CACSL2BoogieTranslator took 345.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 952.8 MB in the beginning and 1.1 GB in the end (delta: -188.5 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-11-20 11:35:56,943 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.91 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 11:35:56,943 INFO L168 Benchmark]: Boogie Preprocessor took 19.82 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 11:35:56,944 INFO L168 Benchmark]: RCFGBuilder took 243.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. [2019-11-20 11:35:56,945 INFO L168 Benchmark]: CodeCheck took 108.69 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 11:35:56,945 INFO L168 Benchmark]: Witness Printer took 47.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-20 11:35:56,949 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 1 procedures, 8 locations, 0 error locations. Result: SAFE, OverallTime: 0.0s, OverallIterations: 1, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: No data available, 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 - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 345.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 952.8 MB in the beginning and 1.1 GB in the end (delta: -188.5 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.91 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.82 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 243.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. * CodeCheck took 108.69 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 47.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...