./Ultimate.py --spec ../../sv-benchmarks/c/MemSafety.prp --file ../../sv-benchmarks/c/locks/test_locks_5_true-unreach-call_true-valid-memsafety_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_11c10e2d-7f62-4233-bfdd-87d7c46f584e/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_11c10e2d-7f62-4233-bfdd-87d7c46f584e/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_11c10e2d-7f62-4233-bfdd-87d7c46f584e/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_11c10e2d-7f62-4233-bfdd-87d7c46f584e/bin-2019/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/locks/test_locks_5_true-unreach-call_true-valid-memsafety_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_11c10e2d-7f62-4233-bfdd-87d7c46f584e/bin-2019/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_11c10e2d-7f62-4233-bfdd-87d7c46f584e/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4f33d015f37d4475f0ca85a8ea6311ffc3e89abb ................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-27 04:46:50,176 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 04:46:50,177 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 04:46:50,186 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 04:46:50,186 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 04:46:50,187 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 04:46:50,188 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 04:46:50,189 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 04:46:50,191 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 04:46:50,192 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 04:46:50,193 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 04:46:50,193 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 04:46:50,194 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 04:46:50,195 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 04:46:50,196 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 04:46:50,197 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 04:46:50,197 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 04:46:50,199 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 04:46:50,201 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 04:46:50,202 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 04:46:50,203 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 04:46:50,204 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 04:46:50,205 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 04:46:50,205 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 04:46:50,205 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 04:46:50,207 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 04:46:50,208 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 04:46:50,208 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 04:46:50,209 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 04:46:50,210 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 04:46:50,210 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 04:46:50,211 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 04:46:50,211 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 04:46:50,211 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 04:46:50,212 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 04:46:50,213 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 04:46:50,213 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_11c10e2d-7f62-4233-bfdd-87d7c46f584e/bin-2019/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2018-10-27 04:46:50,224 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 04:46:50,224 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 04:46:50,225 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 04:46:50,225 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-27 04:46:50,225 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-27 04:46:50,225 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-27 04:46:50,225 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-27 04:46:50,225 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-27 04:46:50,226 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-27 04:46:50,227 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-27 04:46:50,227 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-27 04:46:50,227 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 04:46:50,227 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 04:46:50,228 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 04:46:50,228 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 04:46:50,228 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-27 04:46:50,228 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 04:46:50,228 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 04:46:50,228 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 04:46:50,228 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-10-27 04:46:50,229 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-10-27 04:46:50,229 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-10-27 04:46:50,229 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 04:46:50,229 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 04:46:50,229 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 04:46:50,229 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-27 04:46:50,229 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 04:46:50,230 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-27 04:46:50,230 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-27 04:46:50,232 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 04:46:50,232 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 04:46:50,232 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-27 04:46:50,232 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 04:46:50,232 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 04:46:50,232 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_11c10e2d-7f62-4233-bfdd-87d7c46f584e/bin-2019/utaipan 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 -> Taipan 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 -> 4f33d015f37d4475f0ca85a8ea6311ffc3e89abb [2018-10-27 04:46:50,261 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 04:46:50,275 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 04:46:50,278 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 04:46:50,281 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 04:46:50,281 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 04:46:50,282 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_11c10e2d-7f62-4233-bfdd-87d7c46f584e/bin-2019/utaipan/../../sv-benchmarks/c/locks/test_locks_5_true-unreach-call_true-valid-memsafety_false-termination.c [2018-10-27 04:46:50,327 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_11c10e2d-7f62-4233-bfdd-87d7c46f584e/bin-2019/utaipan/data/c89c60755/245fbe44f1554b27a7e38470129c6e88/FLAG396256eef [2018-10-27 04:46:50,709 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 04:46:50,710 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_11c10e2d-7f62-4233-bfdd-87d7c46f584e/sv-benchmarks/c/locks/test_locks_5_true-unreach-call_true-valid-memsafety_false-termination.c [2018-10-27 04:46:50,717 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_11c10e2d-7f62-4233-bfdd-87d7c46f584e/bin-2019/utaipan/data/c89c60755/245fbe44f1554b27a7e38470129c6e88/FLAG396256eef [2018-10-27 04:46:50,728 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_11c10e2d-7f62-4233-bfdd-87d7c46f584e/bin-2019/utaipan/data/c89c60755/245fbe44f1554b27a7e38470129c6e88 [2018-10-27 04:46:50,731 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 04:46:50,732 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 04:46:50,733 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 04:46:50,734 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 04:46:50,737 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 04:46:50,738 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 04:46:50" (1/1) ... [2018-10-27 04:46:50,741 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5023735b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:46:50, skipping insertion in model container [2018-10-27 04:46:50,741 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 04:46:50" (1/1) ... [2018-10-27 04:46:50,751 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 04:46:50,765 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 04:46:50,893 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 04:46:50,897 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 04:46:50,912 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 04:46:50,921 INFO L193 MainTranslator]: Completed translation [2018-10-27 04:46:50,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:46:50 WrapperNode [2018-10-27 04:46:50,921 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 04:46:50,922 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 04:46:50,922 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 04:46:50,922 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 04:46:50,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:46:50" (1/1) ... [2018-10-27 04:46:50,935 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:46:50" (1/1) ... [2018-10-27 04:46:50,940 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 04:46:50,941 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 04:46:50,941 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 04:46:50,941 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 04:46:50,949 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:46:50" (1/1) ... [2018-10-27 04:46:50,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:46:50" (1/1) ... [2018-10-27 04:46:50,950 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:46:50" (1/1) ... [2018-10-27 04:46:50,950 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:46:50" (1/1) ... [2018-10-27 04:46:50,953 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:46:50" (1/1) ... [2018-10-27 04:46:50,958 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:46:50" (1/1) ... [2018-10-27 04:46:50,959 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:46:50" (1/1) ... [2018-10-27 04:46:50,960 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 04:46:50,961 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 04:46:50,961 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 04:46:50,961 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 04:46:50,962 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:46:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_11c10e2d-7f62-4233-bfdd-87d7c46f584e/bin-2019/utaipan/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 [2018-10-27 04:46:51,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-27 04:46:51,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-27 04:46:51,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 04:46:51,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 04:46:51,078 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-27 04:46:51,078 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-27 04:46:51,492 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 04:46:51,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 04:46:51 BoogieIcfgContainer [2018-10-27 04:46:51,493 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 04:46:51,494 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-27 04:46:51,494 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-27 04:46:51,497 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-27 04:46:51,497 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 04:46:50" (1/3) ... [2018-10-27 04:46:51,498 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f0a0726 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 04:46:51, skipping insertion in model container [2018-10-27 04:46:51,498 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 04:46:50" (2/3) ... [2018-10-27 04:46:51,498 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f0a0726 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 04:46:51, skipping insertion in model container [2018-10-27 04:46:51,499 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 04:46:51" (3/3) ... [2018-10-27 04:46:51,500 INFO L112 eAbstractionObserver]: Analyzing ICFG test_locks_5_true-unreach-call_true-valid-memsafety_false-termination.c [2018-10-27 04:46:51,508 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-27 04:46:51,515 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations. [2018-10-27 04:46:51,529 INFO L257 AbstractCegarLoop]: Starting to check reachability of 0 error locations. [2018-10-27 04:46:51,552 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-27 04:46:51,552 INFO L383 AbstractCegarLoop]: Hoare is false [2018-10-27 04:46:51,552 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-27 04:46:51,552 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-27 04:46:51,553 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-27 04:46:51,553 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-27 04:46:51,553 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-27 04:46:51,553 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-27 04:46:51,565 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states. [2018-10-27 04:46:51,574 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-27 04:46:51,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 04:46:51 BoogieIcfgContainer [2018-10-27 04:46:51,577 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-27 04:46:51,577 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 04:46:51,577 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 04:46:51,578 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 04:46:51,578 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 04:46:51" (3/4) ... [2018-10-27 04:46:51,582 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-27 04:46:51,589 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-10-27 04:46:51,589 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-10-27 04:46:51,594 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-10-27 04:46:51,594 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-10-27 04:46:51,594 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-10-27 04:46:51,639 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_11c10e2d-7f62-4233-bfdd-87d7c46f584e/bin-2019/utaipan/witness.graphml [2018-10-27 04:46:51,640 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 04:46:51,640 INFO L168 Benchmark]: Toolchain (without parser) took 908.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -160.9 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 04:46:51,641 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 04:46:51,642 INFO L168 Benchmark]: CACSL2BoogieTranslator took 188.14 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 946.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-27 04:46:51,646 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.46 ms. Allocated memory is still 1.0 GB. Free memory is still 946.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 04:46:51,646 INFO L168 Benchmark]: Boogie Preprocessor took 19.87 ms. Allocated memory is still 1.0 GB. Free memory was 946.4 MB in the beginning and 941.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-27 04:46:51,646 INFO L168 Benchmark]: RCFGBuilder took 532.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 941.0 MB in the beginning and 1.1 GB in the end (delta: -184.1 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. [2018-10-27 04:46:51,647 INFO L168 Benchmark]: TraceAbstraction took 83.31 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-10-27 04:46:51,647 INFO L168 Benchmark]: Witness Printer took 62.27 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. [2018-10-27 04:46:51,649 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 188.14 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 946.4 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 18.46 ms. Allocated memory is still 1.0 GB. Free memory is still 946.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.87 ms. Allocated memory is still 1.0 GB. Free memory was 946.4 MB in the beginning and 941.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 532.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 941.0 MB in the beginning and 1.1 GB in the end (delta: -184.1 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 83.31 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Witness Printer took 62.27 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. * 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, 29 locations, 0 error locations. SAFE Result, 0.0s OverallTime, 0 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=29occurred in iteration=0, traceCheckStatistics: No data available, 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...