./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/locks/test_locks_14-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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/run_dir_988d83ec-160a-421e-a317-d15e3a76d7ea/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_988d83ec-160a-421e-a317-d15e3a76d7ea/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_988d83ec-160a-421e-a317-d15e3a76d7ea/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_988d83ec-160a-421e-a317-d15e3a76d7ea/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/locks/test_locks_14-2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_988d83ec-160a-421e-a317-d15e3a76d7ea/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_988d83ec-160a-421e-a317-d15e3a76d7ea/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4c4a63b42b00dbfea9a5b040626d99ec84a4e61b ....................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 21:25:52,192 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 21:25:52,193 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 21:25:52,204 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 21:25:52,207 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 21:25:52,208 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 21:25:52,210 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 21:25:52,212 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 21:25:52,214 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 21:25:52,215 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 21:25:52,215 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 21:25:52,216 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 21:25:52,217 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 21:25:52,218 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 21:25:52,218 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 21:25:52,219 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 21:25:52,220 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 21:25:52,221 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 21:25:52,223 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 21:25:52,225 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 21:25:52,226 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 21:25:52,228 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 21:25:52,229 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 21:25:52,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 21:25:52,232 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 21:25:52,232 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 21:25:52,232 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 21:25:52,233 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 21:25:52,233 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 21:25:52,234 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 21:25:52,234 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 21:25:52,235 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 21:25:52,235 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 21:25:52,236 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 21:25:52,237 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 21:25:52,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 21:25:52,237 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 21:25:52,238 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 21:25:52,238 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 21:25:52,238 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 21:25:52,239 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 21:25:52,240 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_988d83ec-160a-421e-a317-d15e3a76d7ea/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-15 21:25:52,262 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 21:25:52,262 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 21:25:52,263 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 21:25:52,264 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 21:25:52,264 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 21:25:52,264 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 21:25:52,265 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 21:25:52,265 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-15 21:25:52,265 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 21:25:52,265 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 21:25:52,266 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 21:25:52,266 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-15 21:25:52,266 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-15 21:25:52,266 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-15 21:25:52,267 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 21:25:52,267 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 21:25:52,267 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 21:25:52,267 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 21:25:52,268 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 21:25:52,268 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 21:25:52,268 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 21:25:52,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 21:25:52,269 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 21:25:52,269 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 21:25:52,269 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 21:25:52,269 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 21:25:52,270 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_988d83ec-160a-421e-a317-d15e3a76d7ea/bin/uautomizer 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 -> Automizer 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 -> 4c4a63b42b00dbfea9a5b040626d99ec84a4e61b [2019-11-15 21:25:52,295 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 21:25:52,306 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 21:25:52,308 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 21:25:52,310 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 21:25:52,310 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 21:25:52,311 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_988d83ec-160a-421e-a317-d15e3a76d7ea/bin/uautomizer/../../sv-benchmarks/c/locks/test_locks_14-2.c [2019-11-15 21:25:52,361 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_988d83ec-160a-421e-a317-d15e3a76d7ea/bin/uautomizer/data/21e2e6b04/06629b3e86e944fba5575aaa1c3ad533/FLAGfbbe8af64 [2019-11-15 21:25:52,765 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 21:25:52,766 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_988d83ec-160a-421e-a317-d15e3a76d7ea/sv-benchmarks/c/locks/test_locks_14-2.c [2019-11-15 21:25:52,773 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_988d83ec-160a-421e-a317-d15e3a76d7ea/bin/uautomizer/data/21e2e6b04/06629b3e86e944fba5575aaa1c3ad533/FLAGfbbe8af64 [2019-11-15 21:25:52,785 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_988d83ec-160a-421e-a317-d15e3a76d7ea/bin/uautomizer/data/21e2e6b04/06629b3e86e944fba5575aaa1c3ad533 [2019-11-15 21:25:52,787 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 21:25:52,789 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-15 21:25:52,790 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 21:25:52,790 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 21:25:52,793 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 21:25:52,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:25:52" (1/1) ... [2019-11-15 21:25:52,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35ee8f44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:25:52, skipping insertion in model container [2019-11-15 21:25:52,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:25:52" (1/1) ... [2019-11-15 21:25:52,802 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 21:25:52,822 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 21:25:53,127 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 21:25:53,131 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 21:25:53,163 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 21:25:53,173 INFO L192 MainTranslator]: Completed translation [2019-11-15 21:25:53,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:25:53 WrapperNode [2019-11-15 21:25:53,174 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 21:25:53,174 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 21:25:53,174 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 21:25:53,174 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 21:25:53,186 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:25:53" (1/1) ... [2019-11-15 21:25:53,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:25:53" (1/1) ... [2019-11-15 21:25:53,192 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:25:53" (1/1) ... [2019-11-15 21:25:53,192 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:25:53" (1/1) ... [2019-11-15 21:25:53,198 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:25:53" (1/1) ... [2019-11-15 21:25:53,205 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:25:53" (1/1) ... [2019-11-15 21:25:53,207 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:25:53" (1/1) ... [2019-11-15 21:25:53,209 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 21:25:53,209 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 21:25:53,210 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 21:25:53,210 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 21:25:53,210 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:25:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_988d83ec-160a-421e-a317-d15e3a76d7ea/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2019-11-15 21:25:53,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-15 21:25:53,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 21:25:53,266 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-15 21:25:53,266 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-15 21:25:53,266 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-15 21:25:53,266 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-15 21:25:53,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-15 21:25:53,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 21:25:53,627 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 21:25:53,627 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-15 21:25:53,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:25:53 BoogieIcfgContainer [2019-11-15 21:25:53,628 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 21:25:53,629 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 21:25:53,629 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 21:25:53,632 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 21:25:53,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 09:25:52" (1/3) ... [2019-11-15 21:25:53,632 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@404a1f91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 09:25:53, skipping insertion in model container [2019-11-15 21:25:53,633 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:25:53" (2/3) ... [2019-11-15 21:25:53,633 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@404a1f91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 09:25:53, skipping insertion in model container [2019-11-15 21:25:53,633 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:25:53" (3/3) ... [2019-11-15 21:25:53,634 INFO L109 eAbstractionObserver]: Analyzing ICFG test_locks_14-2.c [2019-11-15 21:25:53,646 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 21:25:53,657 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2019-11-15 21:25:53,667 INFO L249 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2019-11-15 21:25:53,682 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 21:25:53,682 INFO L374 AbstractCegarLoop]: Hoare is false [2019-11-15 21:25:53,682 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 21:25:53,682 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 21:25:53,686 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 21:25:53,686 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 21:25:53,686 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 21:25:53,688 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 21:25:53,706 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states. [2019-11-15 21:25:53,720 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-15 21:25:53,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 09:25:53 BoogieIcfgContainer [2019-11-15 21:25:53,723 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 21:25:53,724 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 21:25:53,725 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 21:25:53,725 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 21:25:53,725 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:25:53" (3/4) ... [2019-11-15 21:25:53,730 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-15 21:25:53,737 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2019-11-15 21:25:53,738 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2019-11-15 21:25:53,744 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-15 21:25:53,745 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-15 21:25:53,745 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-15 21:25:53,809 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_988d83ec-160a-421e-a317-d15e3a76d7ea/bin/uautomizer/witness.graphml [2019-11-15 21:25:53,809 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 21:25:53,811 INFO L168 Benchmark]: Toolchain (without parser) took 1022.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.1 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -176.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 21:25:53,812 INFO L168 Benchmark]: CDTParser took 0.22 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. [2019-11-15 21:25:53,812 INFO L168 Benchmark]: CACSL2BoogieTranslator took 384.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.1 MB). Free memory was 948.7 MB in the beginning and 1.2 GB in the end (delta: -221.4 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2019-11-15 21:25:53,812 INFO L168 Benchmark]: Boogie Preprocessor took 35.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-15 21:25:53,813 INFO L168 Benchmark]: RCFGBuilder took 418.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2019-11-15 21:25:53,813 INFO L168 Benchmark]: TraceAbstraction took 94.66 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-15 21:25:53,813 INFO L168 Benchmark]: Witness Printer took 85.19 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-15 21:25:53,815 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 384.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.1 MB). Free memory was 948.7 MB in the beginning and 1.2 GB in the end (delta: -221.4 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 418.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 94.66 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Witness Printer took 85.19 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 55 locations, 0 error locations. Result: SAFE, OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=55occurred in iteration=0, 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...